./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound1.c --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/geo2-ll_unwindbound1.yml/witness-2.1.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version ca4ee3dd 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/geo2-ll_unwindbound1.c ../results/automizer-verification-files/SV-COMP24_unreach-call/geo2-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-ca4ee3d-m [2024-09-20 20:10:57,618 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-20 20:10:57,686 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-20 20:10:57,692 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-20 20:10:57,692 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-20 20:10:57,725 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-20 20:10:57,726 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-20 20:10:57,727 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-20 20:10:57,727 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-20 20:10:57,728 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-20 20:10:57,728 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-20 20:10:57,729 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-20 20:10:57,729 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-20 20:10:57,729 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-20 20:10:57,730 INFO L153 SettingsManager]: * Use SBE=true [2024-09-20 20:10:57,730 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-20 20:10:57,731 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-20 20:10:57,731 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-20 20:10:57,731 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-20 20:10:57,731 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-20 20:10:57,732 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-20 20:10:57,736 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-20 20:10:57,736 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-20 20:10:57,736 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-20 20:10:57,736 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-20 20:10:57,737 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-20 20:10:57,737 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-20 20:10:57,737 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-20 20:10:57,737 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-20 20:10:57,737 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-20 20:10:57,738 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-20 20:10:57,738 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-20 20:10:57,740 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-20 20:10:57,740 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-20 20:10:57,741 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-20 20:10:57,741 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-20 20:10:57,742 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-20 20:10:57,742 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-20 20:10:57,742 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-20 20:10:57,743 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-20 20:10:57,743 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-20 20:10:57,743 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-20 20:10:57,743 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-20 20:10:57,743 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-20 20:10:58,017 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-20 20:10:58,042 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-20 20:10:58,045 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-20 20:10:58,046 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-20 20:10:58,047 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-20 20:10:58,048 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/geo2-ll_unwindbound1.yml/witness-2.1.yml [2024-09-20 20:10:58,136 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-20 20:10:58,137 INFO L274 PluginConnector]: CDTParser initialized [2024-09-20 20:10:58,137 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound1.c [2024-09-20 20:10:59,615 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-20 20:10:59,806 INFO L384 CDTParser]: Found 1 translation units. [2024-09-20 20:10:59,807 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound1.c [2024-09-20 20:10:59,814 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/7290abfd3/3337a43418a84dcd8c01bd354926d0d6/FLAG06806baf7 [2024-09-20 20:10:59,826 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/7290abfd3/3337a43418a84dcd8c01bd354926d0d6 [2024-09-20 20:10:59,826 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-20 20:10:59,827 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-20 20:10:59,831 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-20 20:10:59,831 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-20 20:10:59,836 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-20 20:10:59,836 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 20.09 08:10:58" (1/2) ... [2024-09-20 20:10:59,837 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@88c723d and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 08:10:59, skipping insertion in model container [2024-09-20 20:10:59,837 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 20.09 08:10:58" (1/2) ... [2024-09-20 20:10:59,839 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1296b4ce and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 08:10:59, skipping insertion in model container [2024-09-20 20:10:59,839 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 08:10:59" (2/2) ... [2024-09-20 20:10:59,841 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@88c723d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:10:59, skipping insertion in model container [2024-09-20 20:10:59,841 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 08:10:59" (2/2) ... [2024-09-20 20:10:59,848 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-20 20:10:59,849 INFO L1541 ArrayList]: Loop invariant at [L34-L43] (((((y == 1) && (x == 1)) && (counter == 0)) || (((z == y) && (1 <= counter)) && (x == ((long long) z + 1)))) && (\old(counter) == 0)) [2024-09-20 20:10:59,849 INFO L1541 ArrayList]: Function contract at [L24]: requires (counter == 0), ensures (\old(counter) == 0) [2024-09-20 20:10:59,849 INFO L1541 ArrayList]: Function contract at [L14]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-20 20:10:59,865 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-20 20:11:00,040 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/geo2-ll_unwindbound1.c[525,538] [2024-09-20 20:11:00,065 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-20 20:11:00,074 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-20 20:11:00,111 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/geo2-ll_unwindbound1.c[525,538] Start Parsing Global Start Parsing Global Start Parsing Local [2024-09-20 20:11:00,124 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-20 20:11:00,142 INFO L204 MainTranslator]: Completed translation [2024-09-20 20:11:00,143 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:11:00 WrapperNode [2024-09-20 20:11:00,143 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-20 20:11:00,144 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-20 20:11:00,144 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-20 20:11:00,144 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-20 20:11:00,156 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:11:00" (1/1) ... [2024-09-20 20:11:00,157 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:11:00" (1/1) ... [2024-09-20 20:11:00,162 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:11:00" (1/1) ... [2024-09-20 20:11:00,175 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 [2024-09-20 20:11:00,175 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:11:00" (1/1) ... [2024-09-20 20:11:00,175 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:11:00" (1/1) ... [2024-09-20 20:11:00,179 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:11:00" (1/1) ... [2024-09-20 20:11:00,182 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:11:00" (1/1) ... [2024-09-20 20:11:00,187 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:11:00" (1/1) ... [2024-09-20 20:11:00,187 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:11:00" (1/1) ... [2024-09-20 20:11:00,189 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-20 20:11:00,191 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-20 20:11:00,191 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-20 20:11:00,191 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-20 20:11:00,192 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:11:00" (1/1) ... [2024-09-20 20:11:00,197 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-20 20:11:00,206 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-20 20:11:00,221 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) [2024-09-20 20:11:00,224 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 [2024-09-20 20:11:00,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-20 20:11:00,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-20 20:11:00,268 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-20 20:11:00,269 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-20 20:11:00,270 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-20 20:11:00,270 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-20 20:11:00,270 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-20 20:11:00,270 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-20 20:11:00,271 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-20 20:11:00,271 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-20 20:11:00,271 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-20 20:11:00,271 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-20 20:11:00,271 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-20 20:11:00,272 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-20 20:11:00,272 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-20 20:11:00,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-20 20:11:00,272 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-20 20:11:00,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-20 20:11:00,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-20 20:11:00,273 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-20 20:11:00,349 INFO L242 CfgBuilder]: Building ICFG [2024-09-20 20:11:00,352 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-20 20:11:00,388 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-20 20:11:00,486 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-20 20:11:00,522 INFO L291 CfgBuilder]: Performing block encoding [2024-09-20 20:11:00,551 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-20 20:11:00,551 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-20 20:11:00,552 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 08:11:00 BoogieIcfgContainer [2024-09-20 20:11:00,552 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-20 20:11:00,553 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-20 20:11:00,553 INFO L270 PluginConnector]: Initializing Referee... [2024-09-20 20:11:00,554 INFO L274 PluginConnector]: Referee initialized [2024-09-20 20:11:00,554 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 20.09 08:10:58" (1/4) ... [2024-09-20 20:11:00,554 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@3d51ef72 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 20.09 08:11:00, skipping insertion in model container [2024-09-20 20:11:00,554 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 20.09 08:10:59" (2/4) ... [2024-09-20 20:11:00,555 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@3d51ef72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 20.09 08:11:00, skipping insertion in model container [2024-09-20 20:11:00,555 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:11:00" (3/4) ... [2024-09-20 20:11:00,555 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@3d51ef72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 20.09 08:11:00, skipping insertion in model container [2024-09-20 20:11:00,555 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 08:11:00" (4/4) ... [2024-09-20 20:11:00,556 INFO L79 RefereeObserver]: Analyzing ICFG geo2-ll_unwindbound1.c [2024-09-20 20:11:00,560 INFO L113 InvariantChecker]: Found 1 loops. [2024-09-20 20:11:00,563 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L34-4 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-20 20:11:00,563 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L34-4 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-20 20:11:00,563 INFO L373 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 2 edges. [2024-09-20 20:11:00,563 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L34-4 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 6 edges. [2024-09-20 20:11:00,564 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-20 20:11:00,564 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-20 20:11:00,564 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-20 20:11:00,564 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L34-4 to ERROR_LOC mainErr3ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 10 edges. [2024-09-20 20:11:00,565 INFO L131 InvariantChecker]: Will check 1 loop-free subgraphs from loop head to loop head, 1 loop-free subgraphs from procedure entry to loop head, 3 loop-free subgraphs from loop head to error location, 3 loop-free subgraphs from procedure entry to error location [2024-09-20 20:11:00,625 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-20 20:11:00,631 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:00,631 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:00,636 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:00,640 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:00,643 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:00,695 INFO L101 BaseMinimizeStates]: Removed 14 edges and 5 locations by large block encoding [2024-09-20 20:11:00,696 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:00,696 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:00,697 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:00,697 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:00,716 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:04,735 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-20 20:11:04,761 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-20 20:11:04,761 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:04,761 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:04,761 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:04,762 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:04,762 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:04,774 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-20 20:11:04,775 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:04,775 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:04,775 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:04,775 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:04,776 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:08,786 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-20 20:11:08,818 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-20 20:11:08,818 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:08,818 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:08,818 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:08,819 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:08,819 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:08,824 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-20 20:11:08,824 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:08,824 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:08,826 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:08,826 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:08,827 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:08,846 INFO L520 InvariantChecker]: The annotation(s) from entry mainENTRY to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-20 20:11:08,861 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-20 20:11:08,861 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:08,861 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:08,862 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:08,863 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:08,863 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:08,882 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-20 20:11:08,882 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:08,883 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:08,883 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:08,883 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:08,883 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:12,892 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-20 20:11:12,909 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-20 20:11:12,910 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:12,910 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:12,910 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:12,910 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:12,910 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:12,911 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-20 20:11:12,912 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:12,912 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:12,912 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:12,912 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:12,912 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:12,914 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 20:11:12,924 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-20 20:11:12,924 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:12,924 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:12,925 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:12,925 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:12,925 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:12,927 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-20 20:11:12,927 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:12,928 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:12,928 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:12,928 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:12,929 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:12,930 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-20 20:11:12,939 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-20 20:11:12,940 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:12,940 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:12,940 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:12,940 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:12,940 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:12,942 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-20 20:11:12,942 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:12,942 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:12,942 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:12,942 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:12,942 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:12,944 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-20 20:11:12,954 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 10 edges [2024-09-20 20:11:12,954 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:12,954 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:12,955 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:12,955 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:12,955 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:12,985 INFO L101 BaseMinimizeStates]: Removed 22 edges and 7 locations by large block encoding [2024-09-20 20:11:12,986 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:12,986 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:12,986 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:12,986 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:12,987 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:12,989 INFO L520 InvariantChecker]: The annotation(s) from loop head L34-4 to error location mainErr3ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-20 20:11:12,996 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness. [2024-09-20 20:11:12,996 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@3d51ef72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 20.09 08:11:12, skipping insertion in model container [2024-09-20 20:11:12,996 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-20 20:11:12,998 INFO L158 Benchmark]: Toolchain (without parser) took 13170.02ms. Allocated memory is still 169.9MB. Free memory was 98.2MB in the beginning and 98.6MB in the end (delta: -456.4kB). Peak memory consumption was 1.5MB. Max. memory is 16.1GB. [2024-09-20 20:11:13,000 INFO L158 Benchmark]: Witness Parser took 0.26ms. Allocated memory is still 113.2MB. Free memory is still 74.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-20 20:11:13,000 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 169.9MB. Free memory is still 144.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-20 20:11:13,001 INFO L158 Benchmark]: CACSL2BoogieTranslator took 312.52ms. Allocated memory is still 169.9MB. Free memory was 97.9MB in the beginning and 84.4MB in the end (delta: 13.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-20 20:11:13,002 INFO L158 Benchmark]: Boogie Preprocessor took 45.17ms. Allocated memory is still 169.9MB. Free memory was 84.4MB in the beginning and 82.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-20 20:11:13,003 INFO L158 Benchmark]: RCFGBuilder took 361.60ms. Allocated memory is still 169.9MB. Free memory was 82.4MB in the beginning and 139.3MB in the end (delta: -56.9MB). Peak memory consumption was 18.3MB. Max. memory is 16.1GB. [2024-09-20 20:11:13,003 INFO L158 Benchmark]: Referee took 12443.81ms. Allocated memory is still 169.9MB. Free memory was 139.3MB in the beginning and 98.6MB in the end (delta: 40.7MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2024-09-20 20:11:13,006 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 34 to loop head at line 34. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 34 to check that procedure precondition always holds at line 34. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 34 to check that procedure precondition always holds at line 35. 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 16. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 34. Annotation is valid for all loop-free paths from loop head at line 34 to exit of procedure main. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.26ms. Allocated memory is still 113.2MB. Free memory is still 74.6MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.15ms. Allocated memory is still 169.9MB. Free memory is still 144.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 312.52ms. Allocated memory is still 169.9MB. Free memory was 97.9MB in the beginning and 84.4MB in the end (delta: 13.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.17ms. Allocated memory is still 169.9MB. Free memory was 84.4MB in the beginning and 82.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 361.60ms. Allocated memory is still 169.9MB. Free memory was 82.4MB in the beginning and 139.3MB in the end (delta: -56.9MB). Peak memory consumption was 18.3MB. Max. memory is 16.1GB. * Referee took 12443.81ms. Allocated memory is still 169.9MB. Free memory was 139.3MB in the beginning and 98.6MB in the end (delta: 40.7MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-20 20:11:13,043 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/geo2-ll_unwindbound1.c ../results/automizer-verification-files/SV-COMP24_unreach-call/geo2-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-ca4ee3d-m [2024-09-20 20:11:15,225 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-20 20:11:15,306 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-09-20 20:11:15,312 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-20 20:11:15,313 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-20 20:11:15,348 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-20 20:11:15,349 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-20 20:11:15,349 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-20 20:11:15,350 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-20 20:11:15,351 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-20 20:11:15,352 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-20 20:11:15,352 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-20 20:11:15,353 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-20 20:11:15,353 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-20 20:11:15,353 INFO L153 SettingsManager]: * Use SBE=true [2024-09-20 20:11:15,354 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-20 20:11:15,354 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-20 20:11:15,354 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-20 20:11:15,355 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-20 20:11:15,355 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-20 20:11:15,355 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-20 20:11:15,360 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-20 20:11:15,360 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-20 20:11:15,360 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-20 20:11:15,360 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-20 20:11:15,361 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-20 20:11:15,361 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-20 20:11:15,361 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-20 20:11:15,362 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-20 20:11:15,362 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-20 20:11:15,362 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-20 20:11:15,362 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-20 20:11:15,363 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-20 20:11:15,366 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-20 20:11:15,367 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-20 20:11:15,367 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-20 20:11:15,367 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-20 20:11:15,368 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-20 20:11:15,368 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-20 20:11:15,368 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-20 20:11:15,369 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-20 20:11:15,370 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-20 20:11:15,370 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-20 20:11:15,370 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-20 20:11:15,371 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-20 20:11:15,371 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-20 20:11:15,371 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-20 20:11:15,698 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-20 20:11:15,720 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-20 20:11:15,722 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-20 20:11:15,723 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-20 20:11:15,724 INFO L274 PluginConnector]: CDTParser initialized [2024-09-20 20:11:15,726 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound1.c [2024-09-20 20:11:17,352 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-20 20:11:17,546 INFO L384 CDTParser]: Found 1 translation units. [2024-09-20 20:11:17,547 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound1.c [2024-09-20 20:11:17,554 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/22215a142/dc566c36fc8d46208edc4711a4f9ee8f/FLAGfbf8c8bd2 [2024-09-20 20:11:17,567 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/22215a142/dc566c36fc8d46208edc4711a4f9ee8f [2024-09-20 20:11:17,569 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-20 20:11:17,569 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-20 20:11:17,570 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/geo2-ll_unwindbound1.yml/witness-2.1.yml [2024-09-20 20:11:17,623 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-20 20:11:17,625 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-20 20:11:17,626 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-20 20:11:17,626 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-20 20:11:17,631 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-20 20:11:17,634 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 08:11:17" (1/2) ... [2024-09-20 20:11:17,635 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@379bdc33 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:11:17, skipping insertion in model container [2024-09-20 20:11:17,635 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 08:11:17" (1/2) ... [2024-09-20 20:11:17,637 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6e0f07bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:11:17, skipping insertion in model container [2024-09-20 20:11:17,637 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 20.09 08:11:17" (2/2) ... [2024-09-20 20:11:17,637 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@379bdc33 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 08:11:17, skipping insertion in model container [2024-09-20 20:11:17,638 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 20.09 08:11:17" (2/2) ... [2024-09-20 20:11:17,651 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-20 20:11:17,652 INFO L1541 ArrayList]: Loop invariant at [L34-L43] (((((y == 1) && (x == 1)) && (counter == 0)) || (((z == y) && (1 <= counter)) && (x == ((long long) z + 1)))) && (\old(counter) == 0)) [2024-09-20 20:11:17,652 INFO L1541 ArrayList]: Function contract at [L24]: requires (counter == 0), ensures (\old(counter) == 0) [2024-09-20 20:11:17,652 INFO L1541 ArrayList]: Function contract at [L14]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-20 20:11:17,671 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-20 20:11:17,852 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/geo2-ll_unwindbound1.c[525,538] [2024-09-20 20:11:17,883 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-20 20:11:17,896 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-20 20:11:17,933 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/geo2-ll_unwindbound1.c[525,538] Start Parsing Global Start Parsing Global Start Parsing Local [2024-09-20 20:11:17,950 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-20 20:11:17,972 INFO L204 MainTranslator]: Completed translation [2024-09-20 20:11:17,973 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 08:11:17 WrapperNode [2024-09-20 20:11:17,973 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-20 20:11:17,974 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-20 20:11:17,975 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-20 20:11:17,975 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-20 20:11:17,987 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 20.09 08:11:17" (1/1) ... [2024-09-20 20:11:17,988 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 20.09 08:11:17" (1/1) ... [2024-09-20 20:11:17,997 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 20.09 08:11:17" (1/1) ... [2024-09-20 20:11:18,011 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 [2024-09-20 20:11:18,011 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 20.09 08:11:17" (1/1) ... [2024-09-20 20:11:18,011 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 20.09 08:11:17" (1/1) ... [2024-09-20 20:11:18,019 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 20.09 08:11:17" (1/1) ... [2024-09-20 20:11:18,023 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 20.09 08:11:17" (1/1) ... [2024-09-20 20:11:18,025 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 20.09 08:11:17" (1/1) ... [2024-09-20 20:11:18,030 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 20.09 08:11:17" (1/1) ... [2024-09-20 20:11:18,032 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-20 20:11:18,032 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-20 20:11:18,032 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-20 20:11:18,033 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-20 20:11:18,035 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 20.09 08:11:17" (1/1) ... [2024-09-20 20:11:18,040 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-20 20:11:18,051 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-20 20:11:18,066 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) [2024-09-20 20:11:18,068 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 [2024-09-20 20:11:18,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-20 20:11:18,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-20 20:11:18,114 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-20 20:11:18,114 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-20 20:11:18,115 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-20 20:11:18,115 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-20 20:11:18,115 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-20 20:11:18,115 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-20 20:11:18,115 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-20 20:11:18,115 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-20 20:11:18,116 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-20 20:11:18,116 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-20 20:11:18,116 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-20 20:11:18,116 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-20 20:11:18,116 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-20 20:11:18,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-09-20 20:11:18,116 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-20 20:11:18,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-09-20 20:11:18,117 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-09-20 20:11:18,117 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-20 20:11:18,197 INFO L242 CfgBuilder]: Building ICFG [2024-09-20 20:11:18,201 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-20 20:11:18,252 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-20 20:11:18,912 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-20 20:11:18,930 INFO L291 CfgBuilder]: Performing block encoding [2024-09-20 20:11:18,971 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-20 20:11:18,975 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-20 20:11:18,976 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 08:11:18 BoogieIcfgContainer [2024-09-20 20:11:18,976 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-20 20:11:18,976 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-20 20:11:18,976 INFO L270 PluginConnector]: Initializing Referee... [2024-09-20 20:11:18,977 INFO L274 PluginConnector]: Referee initialized [2024-09-20 20:11:18,978 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 20.09 08:11:17" (1/4) ... [2024-09-20 20:11:18,978 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@f133a69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 20.09 08:11:18, skipping insertion in model container [2024-09-20 20:11:18,980 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 20.09 08:11:17" (2/4) ... [2024-09-20 20:11:18,981 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@f133a69 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 20.09 08:11:18, skipping insertion in model container [2024-09-20 20:11:18,981 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 20.09 08:11:17" (3/4) ... [2024-09-20 20:11:18,981 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@f133a69 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 20.09 08:11:18, skipping insertion in model container [2024-09-20 20:11:18,981 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 08:11:18" (4/4) ... [2024-09-20 20:11:18,983 INFO L79 RefereeObserver]: Analyzing ICFG geo2-ll_unwindbound1.c [2024-09-20 20:11:18,986 INFO L113 InvariantChecker]: Found 1 loops. [2024-09-20 20:11:18,987 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L34-4 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-20 20:11:18,988 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L34-4 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-20 20:11:18,988 INFO L373 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 2 edges. [2024-09-20 20:11:18,988 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L34-4 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 6 edges. [2024-09-20 20:11:18,988 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-20 20:11:18,988 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-20 20:11:18,989 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-20 20:11:18,989 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L34-4 to ERROR_LOC mainErr3ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 10 edges. [2024-09-20 20:11:18,989 INFO L131 InvariantChecker]: Will check 1 loop-free subgraphs from loop head to loop head, 1 loop-free subgraphs from procedure entry to loop head, 3 loop-free subgraphs from procedure entry to error location, 3 loop-free subgraphs from loop head to error location [2024-09-20 20:11:19,047 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-20 20:11:19,050 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:19,051 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:19,051 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:19,053 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:19,055 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:19,116 INFO L101 BaseMinimizeStates]: Removed 14 edges and 5 locations by large block encoding [2024-09-20 20:11:19,119 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:19,119 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:19,119 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:19,120 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:19,131 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:23,184 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-20 20:11:23,230 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-20 20:11:23,233 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:23,234 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:23,234 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:23,234 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:23,234 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:23,250 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-20 20:11:23,251 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:23,251 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:23,255 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:23,255 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:23,255 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:23,342 INFO L520 InvariantChecker]: The annotation(s) from loop head L34-4 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 20:11:23,362 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-20 20:11:23,363 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:23,363 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:23,363 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:23,363 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:23,363 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:23,366 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-20 20:11:23,366 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:23,366 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:23,366 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:23,366 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:23,366 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:23,378 INFO L520 InvariantChecker]: The annotation(s) from entry mainENTRY to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-20 20:11:23,390 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-20 20:11:23,391 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:23,391 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:23,391 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:23,391 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:23,393 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:23,416 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-20 20:11:23,417 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:23,418 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:23,418 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:23,418 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:23,418 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:23,864 INFO L520 InvariantChecker]: The annotation(s) from loop head L34-4 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-20 20:11:23,890 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-20 20:11:23,890 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:23,890 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:23,890 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:23,890 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:23,891 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:23,891 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-20 20:11:23,892 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:23,892 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:23,892 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:23,892 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:23,892 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:23,896 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 20:11:23,908 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-20 20:11:23,910 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:23,910 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:23,910 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:23,911 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:23,911 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:23,914 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-20 20:11:23,916 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:23,916 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:23,916 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:23,916 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:23,917 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:23,921 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-20 20:11:23,931 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-20 20:11:23,933 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:23,933 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:23,934 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:23,934 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:23,934 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:23,936 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-20 20:11:23,937 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:23,937 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:23,937 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:23,937 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:23,937 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:23,943 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-20 20:11:23,960 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 10 edges [2024-09-20 20:11:23,960 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:23,961 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:23,961 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:23,961 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:23,961 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:24,001 INFO L101 BaseMinimizeStates]: Removed 22 edges and 7 locations by large block encoding [2024-09-20 20:11:24,001 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:24,004 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:24,004 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:24,004 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:24,006 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:24,008 INFO L520 InvariantChecker]: The annotation(s) from loop head L34-4 to error location mainErr3ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-20 20:11:24,013 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness. [2024-09-20 20:11:24,013 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@f133a69 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 20.09 08:11:24, skipping insertion in model container [2024-09-20 20:11:24,014 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-20 20:11:24,016 INFO L158 Benchmark]: Toolchain (without parser) took 6390.33ms. Allocated memory is still 88.1MB. Free memory was 53.3MB in the beginning and 64.5MB in the end (delta: -11.2MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. [2024-09-20 20:11:24,018 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 58.7MB. Free memory was 37.4MB in the beginning and 37.3MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-20 20:11:24,018 INFO L158 Benchmark]: Witness Parser took 0.15ms. Allocated memory is still 88.1MB. Free memory is still 55.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-20 20:11:24,018 INFO L158 Benchmark]: CACSL2BoogieTranslator took 347.34ms. Allocated memory is still 88.1MB. Free memory was 53.1MB in the beginning and 63.3MB in the end (delta: -10.2MB). Peak memory consumption was 11.3MB. Max. memory is 16.1GB. [2024-09-20 20:11:24,019 INFO L158 Benchmark]: Boogie Preprocessor took 57.27ms. Allocated memory is still 88.1MB. Free memory was 63.3MB in the beginning and 61.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-20 20:11:24,020 INFO L158 Benchmark]: RCFGBuilder took 943.48ms. Allocated memory is still 88.1MB. Free memory was 60.8MB in the beginning and 46.1MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-20 20:11:24,021 INFO L158 Benchmark]: Referee took 5037.78ms. Allocated memory is still 88.1MB. Free memory was 46.1MB in the beginning and 64.5MB in the end (delta: -18.5MB). Peak memory consumption was 15.1MB. Max. memory is 16.1GB. [2024-09-20 20:11:24,024 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 34 to check that procedure precondition always holds at line 34. 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 main to loop head at line 34. Annotation is valid for all loop-free paths from loop head at line 34 to exit of procedure main. 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 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 34 to check that procedure precondition always holds at line 35. Annotation is valid for all loop-free paths from loop head at line 34 to loop head at line 34. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 58.7MB. Free memory was 37.4MB in the beginning and 37.3MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.15ms. Allocated memory is still 88.1MB. Free memory is still 55.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 347.34ms. Allocated memory is still 88.1MB. Free memory was 53.1MB in the beginning and 63.3MB in the end (delta: -10.2MB). Peak memory consumption was 11.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.27ms. Allocated memory is still 88.1MB. Free memory was 63.3MB in the beginning and 61.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 943.48ms. Allocated memory is still 88.1MB. Free memory was 60.8MB in the beginning and 46.1MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Referee took 5037.78ms. Allocated memory is still 88.1MB. Free memory was 46.1MB in the beginning and 64.5MB in the end (delta: -18.5MB). Peak memory consumption was 15.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-20 20:11:24,067 INFO L540 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN