./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound20.c --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/geo2-ll_valuebound20.yml/witness-2.1.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f1d7dc9d 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_valuebound20.c ../results/automizer-verification-files/SV-COMP24_unreach-call/geo2-ll_valuebound20.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-f1d7dc9-m [2024-09-20 13:27:39,797 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-20 13:27:39,883 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-20 13:27:39,889 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-20 13:27:39,892 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-20 13:27:39,922 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-20 13:27:39,924 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-20 13:27:39,924 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-20 13:27:39,925 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-20 13:27:39,926 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-20 13:27:39,927 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-20 13:27:39,928 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-20 13:27:39,929 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-20 13:27:39,929 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-20 13:27:39,931 INFO L153 SettingsManager]: * Use SBE=true [2024-09-20 13:27:39,931 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-20 13:27:39,932 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-20 13:27:39,932 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-20 13:27:39,932 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-20 13:27:39,936 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-20 13:27:39,936 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-20 13:27:39,937 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-20 13:27:39,937 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-20 13:27:39,937 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-20 13:27:39,938 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-20 13:27:39,938 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-20 13:27:39,938 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-20 13:27:39,938 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-20 13:27:39,939 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-20 13:27:39,939 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-20 13:27:39,939 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-20 13:27:39,940 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-20 13:27:39,940 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-20 13:27:39,940 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-20 13:27:39,940 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-20 13:27:39,941 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-20 13:27:39,941 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-20 13:27:39,941 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-20 13:27:39,942 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-20 13:27:39,942 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-20 13:27:39,942 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-20 13:27:39,943 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-20 13:27:39,943 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-20 13:27:39,943 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-20 13:27:40,184 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-20 13:27:40,207 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-20 13:27:40,210 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-20 13:27:40,211 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-20 13:27:40,212 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-20 13:27:40,213 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/geo2-ll_valuebound20.yml/witness-2.1.yml [2024-09-20 13:27:40,278 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-20 13:27:40,279 INFO L274 PluginConnector]: CDTParser initialized [2024-09-20 13:27:40,279 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound20.c [2024-09-20 13:27:41,696 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-20 13:27:41,874 INFO L384 CDTParser]: Found 1 translation units. [2024-09-20 13:27:41,875 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound20.c [2024-09-20 13:27:41,882 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/462e026e8/74ab6604a7f04789a06dda3d9df03aee/FLAGcaac74e96 [2024-09-20 13:27:42,268 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/462e026e8/74ab6604a7f04789a06dda3d9df03aee [2024-09-20 13:27:42,268 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-20 13:27:42,269 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-20 13:27:42,270 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-20 13:27:42,270 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-20 13:27:42,275 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-20 13:27:42,276 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 01:27:40" (1/2) ... [2024-09-20 13:27:42,276 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c509d0b and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:27:42, skipping insertion in model container [2024-09-20 13:27:42,277 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 01:27:40" (1/2) ... [2024-09-20 13:27:42,278 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5d74649b and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:27:42, skipping insertion in model container [2024-09-20 13:27:42,278 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:27:42" (2/2) ... [2024-09-20 13:27:42,278 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c509d0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:27:42, skipping insertion in model container [2024-09-20 13:27:42,278 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:27:42" (2/2) ... [2024-09-20 13:27:42,287 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-20 13:27:42,288 INFO L1541 ArrayList]: Loop invariant at [L35-L44] (((z <= 20) && (((((((__int128) z * x) + (((__int128) 18446744073709551615U * z) * y)) + ((unsigned __int128) 18446744073709551615U * x)) + 1) % ((unsigned __int128) 1 << 64)) == 0)) && (0 <= z)) [2024-09-20 13:27:42,288 INFO L1541 ArrayList]: Function contract at [L14]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-20 13:27:42,288 INFO L1541 ArrayList]: Function contract at [L11]: requires null, ensures (\old(cond) != 0) [2024-09-20 13:27:42,306 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-20 13:27:42,442 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_valuebound20.c[524,537] [2024-09-20 13:27:42,456 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-20 13:27:42,464 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-20 13:27:42,504 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_valuebound20.c[524,537] Start Parsing Local [2024-09-20 13:27:42,522 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-20 13:27:42,540 INFO L204 MainTranslator]: Completed translation [2024-09-20 13:27:42,541 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:27:42 WrapperNode [2024-09-20 13:27:42,541 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-20 13:27:42,542 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-20 13:27:42,543 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-20 13:27:42,543 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-20 13:27:42,556 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:27:42" (1/1) ... [2024-09-20 13:27:42,557 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:27:42" (1/1) ... [2024-09-20 13:27:42,562 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:27:42" (1/1) ... [2024-09-20 13:27:42,572 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure assume_abort_if_not is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-20 13:27:42,573 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:27:42" (1/1) ... [2024-09-20 13:27:42,573 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:27:42" (1/1) ... [2024-09-20 13:27:42,577 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:27:42" (1/1) ... [2024-09-20 13:27:42,580 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:27:42" (1/1) ... [2024-09-20 13:27:42,583 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:27:42" (1/1) ... [2024-09-20 13:27:42,584 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:27:42" (1/1) ... [2024-09-20 13:27:42,585 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-20 13:27:42,590 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-20 13:27:42,590 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-20 13:27:42,590 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-20 13:27:42,591 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:27:42" (1/1) ... [2024-09-20 13:27:42,600 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-20 13:27:42,609 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-20 13:27:42,628 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 13:27:42,635 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 13:27:42,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-20 13:27:42,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-20 13:27:42,678 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-20 13:27:42,679 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-20 13:27:42,679 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-20 13:27:42,680 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-20 13:27:42,680 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-20 13:27:42,680 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-20 13:27:42,680 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-20 13:27:42,680 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-20 13:27:42,680 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-20 13:27:42,681 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-20 13:27:42,681 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-20 13:27:42,681 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-20 13:27:42,681 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-20 13:27:42,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-20 13:27:42,682 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-20 13:27:42,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-20 13:27:42,682 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-20 13:27:42,682 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-20 13:27:42,753 INFO L242 CfgBuilder]: Building ICFG [2024-09-20 13:27:42,756 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-20 13:27:42,951 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-20 13:27:42,969 INFO L291 CfgBuilder]: Performing block encoding [2024-09-20 13:27:43,000 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-20 13:27:43,001 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-20 13:27:43,001 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:27:43 BoogieIcfgContainer [2024-09-20 13:27:43,001 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-20 13:27:43,002 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-20 13:27:43,005 INFO L270 PluginConnector]: Initializing Referee... [2024-09-20 13:27:43,006 INFO L274 PluginConnector]: Referee initialized [2024-09-20 13:27:43,006 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 01:27:40" (1/4) ... [2024-09-20 13:27:43,007 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@68754c1 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 20.09 01:27:43, skipping insertion in model container [2024-09-20 13:27:43,007 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 20.09 01:27:42" (2/4) ... [2024-09-20 13:27:43,007 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@68754c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 20.09 01:27:43, skipping insertion in model container [2024-09-20 13:27:43,007 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:27:42" (3/4) ... [2024-09-20 13:27:43,008 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@68754c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 20.09 01:27:43, skipping insertion in model container [2024-09-20 13:27:43,008 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:27:43" (4/4) ... [2024-09-20 13:27:43,009 INFO L79 RefereeObserver]: Analyzing ICFG geo2-ll_valuebound20.c [2024-09-20 13:27:43,012 INFO L113 InvariantChecker]: Found 1 loops. [2024-09-20 13:27:43,012 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-20 13:27:43,013 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-20 13:27:43,013 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 6 edges. [2024-09-20 13:27:43,013 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-20 13:27:43,013 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-20 13:27:43,013 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 13:27:43,013 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 13:27:43,014 INFO L131 InvariantChecker]: Will check 1 loop-free subgraphs from loop head to loop head, 3 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 [2024-09-20 13:27:43,070 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-20 13:27:43,071 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:27:43,072 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:27:43,072 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:27:43,073 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:27:43,075 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:43,084 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-20 13:27:43,085 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:43,085 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:27:43,085 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:27:43,086 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:27:43,089 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:27:43,103 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-20 13:27:43,132 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-20 13:27:43,133 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:27:43,133 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:27:43,133 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:27:43,133 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:27:43,133 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:43,164 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-20 13:27:43,164 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:43,164 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:27:43,165 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:27:43,165 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:27:43,165 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:27:47,179 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-20 13:27:47,198 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-20 13:27:47,199 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:27:47,199 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:27:47,199 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:27:47,199 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:27:47,199 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:47,211 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-20 13:27:47,211 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:47,211 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:27:47,212 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:27:47,212 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:27:47,212 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:27:47,224 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-20 13:27:47,247 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-20 13:27:47,248 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:27:47,248 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:27:47,249 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:27:47,249 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:27:47,249 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:47,269 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-20 13:27:47,269 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:47,269 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:27:47,270 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:27:47,270 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:27:47,273 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:27:47,275 INFO L520 InvariantChecker]: The annotation(s) from loop head L35-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 13:27:47,286 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-20 13:27:47,286 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:27:47,287 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:27:47,287 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:27:47,287 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:27:47,287 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:47,305 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-20 13:27:47,305 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:47,305 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:27:47,306 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:27:47,306 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:27:47,306 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:27:51,310 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-20 13:27:51,339 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-20 13:27:51,339 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:27:51,339 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:27:51,340 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:27:51,340 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:27:51,340 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:51,343 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-20 13:27:51,343 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:51,343 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:27:51,343 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:27:51,344 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:27:51,345 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:27:51,347 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-20 13:27:51,361 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-20 13:27:51,361 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:27:51,361 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:27:51,361 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:27:51,362 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:27:51,362 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:51,364 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-20 13:27:51,365 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:51,366 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:27:51,366 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:27:51,366 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:27:51,366 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:27:51,370 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-20 13:27:51,373 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness. [2024-09-20 13:27:51,374 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@68754c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 20.09 01:27:51, skipping insertion in model container [2024-09-20 13:27:51,374 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-20 13:27:51,377 INFO L158 Benchmark]: Toolchain (without parser) took 9106.79ms. Allocated memory was 153.1MB in the beginning and 190.8MB in the end (delta: 37.7MB). Free memory was 94.6MB in the beginning and 157.4MB in the end (delta: -62.8MB). Peak memory consumption was 66.5MB. Max. memory is 16.1GB. [2024-09-20 13:27:51,378 INFO L158 Benchmark]: Witness Parser took 0.18ms. Allocated memory is still 153.1MB. Free memory is still 116.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-20 13:27:51,378 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 153.1MB. Free memory is still 114.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-20 13:27:51,378 INFO L158 Benchmark]: CACSL2BoogieTranslator took 271.53ms. Allocated memory is still 153.1MB. Free memory was 94.6MB in the beginning and 81.1MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-20 13:27:51,379 INFO L158 Benchmark]: Boogie Preprocessor took 46.63ms. Allocated memory is still 153.1MB. Free memory was 81.1MB in the beginning and 78.9MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-20 13:27:51,380 INFO L158 Benchmark]: RCFGBuilder took 411.61ms. Allocated memory is still 153.1MB. Free memory was 78.9MB in the beginning and 64.9MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-20 13:27:51,380 INFO L158 Benchmark]: Referee took 8372.04ms. Allocated memory was 153.1MB in the beginning and 190.8MB in the end (delta: 37.7MB). Free memory was 64.9MB in the beginning and 157.4MB in the end (delta: -92.5MB). Peak memory consumption was 37.2MB. Max. memory is 16.1GB. [2024-09-20 13:27:51,383 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - AnnotationCheckResult: Insufficient resources for checking whether annotation is a valid proof of correctness. Insufficient resources for checking whether annotation is a valid proof of correctness. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 35 to check that procedure precondition always holds at line 36. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 35 to loop head at line 35. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert. Annotation is valid for all loop-free paths from loop head at line 35 to check that procedure precondition always holds at line 35. Annotation is valid for all loop-free paths from entry of procedure assume_abort_if_not to exit of procedure assume_abort_if_not. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 35. 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. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.18ms. Allocated memory is still 153.1MB. Free memory is still 116.6MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.16ms. Allocated memory is still 153.1MB. Free memory is still 114.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 271.53ms. Allocated memory is still 153.1MB. Free memory was 94.6MB in the beginning and 81.1MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.63ms. Allocated memory is still 153.1MB. Free memory was 81.1MB in the beginning and 78.9MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 411.61ms. Allocated memory is still 153.1MB. Free memory was 78.9MB in the beginning and 64.9MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Referee took 8372.04ms. Allocated memory was 153.1MB in the beginning and 190.8MB in the end (delta: 37.7MB). Free memory was 64.9MB in the beginning and 157.4MB in the end (delta: -92.5MB). Peak memory consumption was 37.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-20 13:27:51,407 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_valuebound20.c ../results/automizer-verification-files/SV-COMP24_unreach-call/geo2-ll_valuebound20.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-f1d7dc9-m [2024-09-20 13:27:53,578 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-20 13:27:53,653 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-09-20 13:27:53,659 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-20 13:27:53,662 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-20 13:27:53,696 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-20 13:27:53,697 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-20 13:27:53,697 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-20 13:27:53,698 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-20 13:27:53,699 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-20 13:27:53,699 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-20 13:27:53,700 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-20 13:27:53,700 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-20 13:27:53,701 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-20 13:27:53,704 INFO L153 SettingsManager]: * Use SBE=true [2024-09-20 13:27:53,705 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-20 13:27:53,705 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-20 13:27:53,705 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-20 13:27:53,705 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-20 13:27:53,706 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-20 13:27:53,706 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-20 13:27:53,707 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-20 13:27:53,707 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-20 13:27:53,707 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-20 13:27:53,707 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-20 13:27:53,708 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-20 13:27:53,708 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-20 13:27:53,708 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-20 13:27:53,708 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-20 13:27:53,709 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-20 13:27:53,709 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-20 13:27:53,709 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-20 13:27:53,710 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-20 13:27:53,710 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-20 13:27:53,713 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-20 13:27:53,714 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-20 13:27:53,714 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-20 13:27:53,714 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-20 13:27:53,715 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-20 13:27:53,715 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-20 13:27:53,715 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-20 13:27:53,715 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-20 13:27:53,715 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-20 13:27:53,716 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-20 13:27:53,716 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-20 13:27:53,716 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-20 13:27:53,716 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-20 13:27:54,052 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-20 13:27:54,078 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-20 13:27:54,083 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-20 13:27:54,084 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-20 13:27:54,084 INFO L274 PluginConnector]: CDTParser initialized [2024-09-20 13:27:54,085 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound20.c [2024-09-20 13:27:55,642 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-20 13:27:55,847 INFO L384 CDTParser]: Found 1 translation units. [2024-09-20 13:27:55,847 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound20.c [2024-09-20 13:27:55,855 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/14822bbee/801c28a5589540f680dffc4cbcdb4d92/FLAG29ebc09df [2024-09-20 13:27:55,870 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/14822bbee/801c28a5589540f680dffc4cbcdb4d92 [2024-09-20 13:27:55,873 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-20 13:27:55,874 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-20 13:27:55,874 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/geo2-ll_valuebound20.yml/witness-2.1.yml [2024-09-20 13:27:55,929 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-20 13:27:55,930 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-20 13:27:55,931 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-20 13:27:55,931 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-20 13:27:55,936 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-20 13:27:55,937 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:27:55" (1/2) ... [2024-09-20 13:27:55,940 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b816549 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:27:55, skipping insertion in model container [2024-09-20 13:27:55,940 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:27:55" (1/2) ... [2024-09-20 13:27:55,941 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@27fdd7df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:27:55, skipping insertion in model container [2024-09-20 13:27:55,942 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 01:27:55" (2/2) ... [2024-09-20 13:27:55,942 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b816549 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:27:55, skipping insertion in model container [2024-09-20 13:27:55,942 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 01:27:55" (2/2) ... [2024-09-20 13:27:55,953 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-20 13:27:55,954 INFO L1541 ArrayList]: Loop invariant at [L35-L44] (((z <= 20) && (((((((__int128) z * x) + (((__int128) 18446744073709551615U * z) * y)) + ((unsigned __int128) 18446744073709551615U * x)) + 1) % ((unsigned __int128) 1 << 64)) == 0)) && (0 <= z)) [2024-09-20 13:27:55,954 INFO L1541 ArrayList]: Function contract at [L14]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-20 13:27:55,954 INFO L1541 ArrayList]: Function contract at [L11]: requires null, ensures (\old(cond) != 0) [2024-09-20 13:27:55,973 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-20 13:27:56,154 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_valuebound20.c[524,537] [2024-09-20 13:27:56,181 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-20 13:27:56,198 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-20 13:27:56,237 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_valuebound20.c[524,537] Start Parsing Local [2024-09-20 13:27:56,253 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-20 13:27:56,273 INFO L204 MainTranslator]: Completed translation [2024-09-20 13:27:56,274 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:27:56 WrapperNode [2024-09-20 13:27:56,274 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-20 13:27:56,275 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-20 13:27:56,275 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-20 13:27:56,276 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-20 13:27:56,287 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 01:27:56" (1/1) ... [2024-09-20 13:27:56,287 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 01:27:56" (1/1) ... [2024-09-20 13:27:56,296 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 01:27:56" (1/1) ... [2024-09-20 13:27:56,310 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure assume_abort_if_not is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-20 13:27:56,310 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 01:27:56" (1/1) ... [2024-09-20 13:27:56,310 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 01:27:56" (1/1) ... [2024-09-20 13:27:56,322 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 01:27:56" (1/1) ... [2024-09-20 13:27:56,326 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 01:27:56" (1/1) ... [2024-09-20 13:27:56,327 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 01:27:56" (1/1) ... [2024-09-20 13:27:56,330 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 01:27:56" (1/1) ... [2024-09-20 13:27:56,332 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-20 13:27:56,334 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-20 13:27:56,335 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-20 13:27:56,335 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-20 13:27:56,336 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 01:27:56" (1/1) ... [2024-09-20 13:27:56,341 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-20 13:27:56,348 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-20 13:27:56,362 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 13:27:56,368 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 13:27:56,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-20 13:27:56,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-20 13:27:56,411 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-20 13:27:56,411 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-20 13:27:56,411 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-20 13:27:56,411 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-20 13:27:56,411 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-20 13:27:56,412 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-20 13:27:56,412 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-20 13:27:56,412 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-20 13:27:56,412 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-20 13:27:56,412 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-20 13:27:56,412 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-20 13:27:56,413 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-20 13:27:56,413 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-20 13:27:56,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-09-20 13:27:56,413 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-20 13:27:56,414 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-09-20 13:27:56,414 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-09-20 13:27:56,414 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-20 13:27:56,483 INFO L242 CfgBuilder]: Building ICFG [2024-09-20 13:27:56,489 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-20 13:27:57,321 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-20 13:27:57,344 INFO L291 CfgBuilder]: Performing block encoding [2024-09-20 13:27:57,367 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-20 13:27:57,367 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-20 13:27:57,368 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:27:57 BoogieIcfgContainer [2024-09-20 13:27:57,368 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-20 13:27:57,369 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-20 13:27:57,369 INFO L270 PluginConnector]: Initializing Referee... [2024-09-20 13:27:57,370 INFO L274 PluginConnector]: Referee initialized [2024-09-20 13:27:57,370 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 20.09 01:27:55" (1/4) ... [2024-09-20 13:27:57,370 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@5c14258c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 20.09 01:27:57, skipping insertion in model container [2024-09-20 13:27:57,370 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 01:27:55" (2/4) ... [2024-09-20 13:27:57,370 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@5c14258c and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 20.09 01:27:57, skipping insertion in model container [2024-09-20 13:27:57,370 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 01:27:56" (3/4) ... [2024-09-20 13:27:57,371 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@5c14258c and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 20.09 01:27:57, skipping insertion in model container [2024-09-20 13:27:57,371 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 01:27:57" (4/4) ... [2024-09-20 13:27:57,372 INFO L79 RefereeObserver]: Analyzing ICFG geo2-ll_valuebound20.c [2024-09-20 13:27:57,376 INFO L113 InvariantChecker]: Found 1 loops. [2024-09-20 13:27:57,377 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-20 13:27:57,378 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-20 13:27:57,378 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 6 edges. [2024-09-20 13:27:57,378 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-20 13:27:57,379 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-20 13:27:57,379 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 13:27:57,379 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 13:27:57,379 INFO L131 InvariantChecker]: Will check 1 loop-free subgraphs from loop head to loop head, 3 loop-free subgraphs from procedure entry to error location, 2 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from procedure entry to loop head [2024-09-20 13:27:57,442 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-20 13:27:57,443 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:27:57,444 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:27:57,444 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:27:57,445 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:27:57,447 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:57,459 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-20 13:27:57,460 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:57,461 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:27:57,461 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:27:57,462 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:27:57,469 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:27:57,492 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-20 13:27:57,521 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-20 13:27:57,521 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:27:57,521 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:27:57,522 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:27:57,522 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:27:57,522 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:57,544 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-20 13:27:57,548 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:57,549 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:27:57,549 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:27:57,549 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:27:57,549 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:28:01,659 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-20 13:28:01,703 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-20 13:28:01,703 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:28:01,703 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:28:01,704 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:28:01,704 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:28:01,704 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:28:01,711 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-20 13:28:01,712 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:28:01,712 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:28:01,712 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:28:01,712 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:28:01,712 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:28:01,717 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-20 13:28:01,730 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-20 13:28:01,731 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:28:01,731 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:28:01,731 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:28:01,731 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:28:01,732 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:28:01,743 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-20 13:28:01,743 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:28:01,743 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:28:01,743 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:28:01,743 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:28:01,744 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:28:01,746 INFO L520 InvariantChecker]: The annotation(s) from loop head L35-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 13:28:01,766 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-20 13:28:01,766 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:28:01,767 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:28:01,767 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:28:01,767 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:28:01,767 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:28:01,771 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-20 13:28:01,771 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:28:01,772 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:28:01,772 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:28:01,772 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:28:01,772 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:28:01,781 INFO L520 InvariantChecker]: The annotation(s) from loop head L35-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 13:28:01,791 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-20 13:28:01,792 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:28:01,792 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:28:01,792 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:28:01,792 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:28:01,792 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:28:01,795 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-20 13:28:01,795 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:28:01,795 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:28:01,795 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:28:01,795 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:28:01,798 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:28:01,802 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-20 13:28:01,830 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-20 13:28:01,830 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:28:01,830 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:28:01,830 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:28:01,830 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:28:01,830 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:28:01,832 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-20 13:28:01,832 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:28:01,834 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:28:01,834 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:28:01,835 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:28:01,835 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:28:01,838 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-20 13:28:01,842 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness. [2024-09-20 13:28:01,843 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@5c14258c and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 20.09 01:28:01, skipping insertion in model container [2024-09-20 13:28:01,844 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-20 13:28:01,845 INFO L158 Benchmark]: Toolchain (without parser) took 5914.87ms. Allocated memory is still 69.2MB. Free memory was 34.1MB in the beginning and 47.1MB in the end (delta: -13.0MB). Peak memory consumption was 16.1MB. Max. memory is 16.1GB. [2024-09-20 13:28:01,846 INFO L158 Benchmark]: CDTParser took 0.99ms. Allocated memory is still 54.5MB. Free memory is still 37.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-20 13:28:01,847 INFO L158 Benchmark]: Witness Parser took 0.10ms. Allocated memory is still 69.2MB. Free memory is still 35.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-20 13:28:01,848 INFO L158 Benchmark]: CACSL2BoogieTranslator took 342.92ms. Allocated memory is still 69.2MB. Free memory was 33.8MB in the beginning and 46.0MB in the end (delta: -12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-20 13:28:01,851 INFO L158 Benchmark]: Boogie Preprocessor took 58.61ms. Allocated memory is still 69.2MB. Free memory was 45.7MB in the beginning and 43.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-20 13:28:01,851 INFO L158 Benchmark]: RCFGBuilder took 1033.74ms. Allocated memory is still 69.2MB. Free memory was 43.6MB in the beginning and 29.2MB in the end (delta: 14.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-20 13:28:01,851 INFO L158 Benchmark]: Referee took 4475.05ms. Allocated memory is still 69.2MB. Free memory was 29.2MB in the beginning and 47.1MB in the end (delta: -17.8MB). Peak memory consumption was 10.8MB. Max. memory is 16.1GB. [2024-09-20 13:28:01,856 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - AnnotationCheckResult: Insufficient resources for checking whether annotation is a valid proof of correctness. Insufficient resources for checking whether annotation is a valid proof of correctness. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 35 to loop head at line 35. Annotation is valid for all loop-free paths from loop head at line 35 to check that procedure precondition always holds at line 36. Annotation is valid for all loop-free paths from loop head at line 35 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 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 35. Annotation is valid for all loop-free paths from entry of procedure assume_abort_if_not to exit of procedure assume_abort_if_not. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.99ms. Allocated memory is still 54.5MB. Free memory is still 37.9MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.10ms. Allocated memory is still 69.2MB. Free memory is still 35.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 342.92ms. Allocated memory is still 69.2MB. Free memory was 33.8MB in the beginning and 46.0MB in the end (delta: -12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.61ms. Allocated memory is still 69.2MB. Free memory was 45.7MB in the beginning and 43.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1033.74ms. Allocated memory is still 69.2MB. Free memory was 43.6MB in the beginning and 29.2MB in the end (delta: 14.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Referee took 4475.05ms. Allocated memory is still 69.2MB. Free memory was 29.2MB in the beginning and 47.1MB in the end (delta: -17.8MB). Peak memory consumption was 10.8MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-20 13:28:01,904 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