This is Ultimate 0.2.4-tmp.dk.referee-eval-ca4ee3d-m [2024-09-20 20:11:03,026 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-20 20:11:03,082 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-20 20:11:03,088 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-20 20:11:03,089 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-20 20:11:03,121 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-20 20:11:03,121 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-20 20:11:03,121 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-20 20:11:03,122 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-20 20:11:03,122 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-20 20:11:03,122 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-20 20:11:03,123 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-20 20:11:03,123 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-20 20:11:03,123 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-20 20:11:03,123 INFO L153 SettingsManager]: * Use SBE=true [2024-09-20 20:11:03,124 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-20 20:11:03,124 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-20 20:11:03,128 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-20 20:11:03,128 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-20 20:11:03,129 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-20 20:11:03,129 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-20 20:11:03,132 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-20 20:11:03,133 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-20 20:11:03,133 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-20 20:11:03,133 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-20 20:11:03,133 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-20 20:11:03,133 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-20 20:11:03,133 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-20 20:11:03,134 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-20 20:11:03,134 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-20 20:11:03,134 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-20 20:11:03,134 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-20 20:11:03,134 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-20 20:11:03,134 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-20 20:11:03,135 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-20 20:11:03,135 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-20 20:11:03,135 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-20 20:11:03,135 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-20 20:11:03,135 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-20 20:11:03,135 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-20 20:11:03,136 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-20 20:11:03,137 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-20 20:11:03,137 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-20 20:11:03,137 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-20 20:11:03,351 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-20 20:11:03,378 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-20 20:11:03,380 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-20 20:11:03,382 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-20 20:11:03,382 INFO L274 PluginConnector]: CDTParser initialized [2024-09-20 20:11:03,383 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/geo3-ll_unwindbound2.c [2024-09-20 20:11:04,648 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-20 20:11:04,813 INFO L384 CDTParser]: Found 1 translation units. [2024-09-20 20:11:04,814 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo3-ll_unwindbound2.c [2024-09-20 20:11:04,822 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/e7eeceb2a/741c343857fa4e31a0b43150da8e236f/FLAG0b3623736 [2024-09-20 20:11:04,848 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/e7eeceb2a/741c343857fa4e31a0b43150da8e236f [2024-09-20 20:11:04,850 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-20 20:11:04,851 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-20 20:11:04,851 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/geo3-ll_unwindbound2.yml/witness-2.1.yml [2024-09-20 20:11:04,900 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-20 20:11:04,901 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-20 20:11:04,903 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-20 20:11:04,903 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-20 20:11:04,907 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-20 20:11:04,907 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 08:11:04" (1/2) ... [2024-09-20 20:11:04,909 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54403e84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:11:04, skipping insertion in model container [2024-09-20 20:11:04,909 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 08:11:04" (1/2) ... [2024-09-20 20:11:04,911 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2ff2f47c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:11:04, skipping insertion in model container [2024-09-20 20:11:04,911 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 08:11:04" (2/2) ... [2024-09-20 20:11:04,912 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54403e84 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 08:11:04, skipping insertion in model container [2024-09-20 20:11:04,912 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 08:11:04" (2/2) ... [2024-09-20 20:11:04,917 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-20 20:11:04,918 INFO L1541 ArrayList]: Loop invariant at [L35-L44] ((\old(counter) == 0) && (((((((__int128) z * x) + (((unsigned __int128) 18446744073709551615U * y) * az)) + a) + ((unsigned __int128) 18446744073709551615U * x)) % ((unsigned __int128) 1 << 64)) == 0)) [2024-09-20 20:11:04,918 INFO L1541 ArrayList]: Function contract at [L14]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-20 20:11:04,919 INFO L1541 ArrayList]: Function contract at [L22]: requires (counter == 0), ensures (\old(counter) == 0) [2024-09-20 20:11:04,933 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-20 20:11:05,054 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/geo3-ll_unwindbound2.c[525,538] [2024-09-20 20:11:05,067 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-20 20:11:05,075 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-20 20:11:05,103 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/geo3-ll_unwindbound2.c[525,538] Start Parsing Global Start Parsing Global Start Parsing Local [2024-09-20 20:11:05,111 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-20 20:11:05,124 INFO L204 MainTranslator]: Completed translation [2024-09-20 20:11:05,125 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 08:11:05 WrapperNode [2024-09-20 20:11:05,125 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-20 20:11:05,126 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-20 20:11:05,126 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-20 20:11:05,126 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-20 20:11:05,135 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 08:11:05" (1/1) ... [2024-09-20 20:11:05,136 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 08:11:05" (1/1) ... [2024-09-20 20:11:05,143 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 08:11:05" (1/1) ... [2024-09-20 20:11:05,154 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 20:11:05,154 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 08:11:05" (1/1) ... [2024-09-20 20:11:05,154 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 08:11:05" (1/1) ... [2024-09-20 20:11:05,190 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 08:11:05" (1/1) ... [2024-09-20 20:11:05,194 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 08:11:05" (1/1) ... [2024-09-20 20:11:05,201 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 08:11:05" (1/1) ... [2024-09-20 20:11:05,202 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 08:11:05" (1/1) ... [2024-09-20 20:11:05,204 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-20 20:11:05,205 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-20 20:11:05,206 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-20 20:11:05,206 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-20 20:11:05,207 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 08:11:05" (1/1) ... [2024-09-20 20:11:05,212 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-20 20:11:05,218 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-20 20:11:05,262 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 20:11:05,278 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 20:11:05,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-20 20:11:05,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-20 20:11:05,321 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-20 20:11:05,321 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-20 20:11:05,321 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-20 20:11:05,321 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-20 20:11:05,321 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-20 20:11:05,321 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-20 20:11:05,322 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-20 20:11:05,322 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-20 20:11:05,322 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-20 20:11:05,322 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-20 20:11:05,322 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-20 20:11:05,322 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-20 20:11:05,322 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-20 20:11:05,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-20 20:11:05,322 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-20 20:11:05,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-20 20:11:05,323 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-20 20:11:05,323 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-20 20:11:05,378 INFO L242 CfgBuilder]: Building ICFG [2024-09-20 20:11:05,380 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-20 20:11:05,410 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-20 20:11:05,500 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-20 20:11:05,511 INFO L291 CfgBuilder]: Performing block encoding [2024-09-20 20:11:05,532 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-20 20:11:05,532 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-20 20:11:05,532 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 08:11:05 BoogieIcfgContainer [2024-09-20 20:11:05,532 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-20 20:11:05,533 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-20 20:11:05,533 INFO L270 PluginConnector]: Initializing Referee... [2024-09-20 20:11:05,534 INFO L274 PluginConnector]: Referee initialized [2024-09-20 20:11:05,534 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 20.09 08:11:04" (1/4) ... [2024-09-20 20:11:05,534 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@41eb1251 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 20.09 08:11:05, skipping insertion in model container [2024-09-20 20:11:05,534 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 08:11:04" (2/4) ... [2024-09-20 20:11:05,534 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@41eb1251 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 20.09 08:11:05, skipping insertion in model container [2024-09-20 20:11:05,535 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 08:11:05" (3/4) ... [2024-09-20 20:11:05,535 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@41eb1251 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 20.09 08:11:05, skipping insertion in model container [2024-09-20 20:11:05,535 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 08:11:05" (4/4) ... [2024-09-20 20:11:05,536 INFO L79 RefereeObserver]: Analyzing ICFG geo3-ll_unwindbound2.c [2024-09-20 20:11:05,539 INFO L113 InvariantChecker]: Found 1 loops. [2024-09-20 20:11:05,540 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-4 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-20 20:11:05,540 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-4 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-20 20:11:05,540 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 20:11:05,541 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 20:11:05,541 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-4 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 6 edges. [2024-09-20 20:11:05,541 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 20:11:05,541 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 20:11:05,541 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-4 to ERROR_LOC mainErr3ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 10 edges. [2024-09-20 20:11:05,542 INFO L131 InvariantChecker]: Will check 3 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from loop head to loop head, 3 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from procedure entry to loop head [2024-09-20 20:11:05,583 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-20 20:11:05,584 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:05,584 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:05,585 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:05,586 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:05,587 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:05,621 INFO L101 BaseMinimizeStates]: Removed 14 edges and 5 locations by large block encoding [2024-09-20 20:11:05,622 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:05,622 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:05,622 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:05,622 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:05,631 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:09,647 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-20 20:11:09,664 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-20 20:11:09,665 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:09,665 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:09,665 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:09,665 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:09,665 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:09,676 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-20 20:11:09,676 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:09,676 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:09,676 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:09,676 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:09,676 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:13,679 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-20 20:11:13,692 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-20 20:11:13,693 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:13,693 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:13,693 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:13,693 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:13,693 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:13,694 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-20 20:11:13,694 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:13,694 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:13,694 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:13,694 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:13,695 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:13,699 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 20:11:13,708 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-20 20:11:13,708 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:13,708 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:13,708 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:13,708 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:13,709 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:13,711 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-20 20:11:13,711 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:13,711 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:13,711 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:13,712 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:13,712 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:14,121 INFO L520 InvariantChecker]: The annotation(s) from entry mainENTRY to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-20 20:11:14,132 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-20 20:11:14,132 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:14,132 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:14,132 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:14,132 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:14,133 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:14,145 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-20 20:11:14,145 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:14,145 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:14,145 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:14,145 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:14,146 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:18,149 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-20 20:11:18,174 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-20 20:11:18,174 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:18,174 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:18,175 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:18,175 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:18,175 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:18,177 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-20 20:11:18,177 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:18,177 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:18,177 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:18,177 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:18,177 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:18,189 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-20 20:11:18,200 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-20 20:11:18,200 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:18,200 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:18,200 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:18,200 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:18,205 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:18,206 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-20 20:11:18,206 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:18,207 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:18,210 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:18,210 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:18,210 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:18,215 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-20 20:11:18,234 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 10 edges [2024-09-20 20:11:18,234 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:18,234 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:18,234 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:18,234 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:18,234 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:18,278 INFO L101 BaseMinimizeStates]: Removed 22 edges and 7 locations by large block encoding [2024-09-20 20:11:18,278 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:18,278 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:18,279 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:18,279 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:18,279 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:18,281 INFO L520 InvariantChecker]: The annotation(s) from loop head L35-4 to error location mainErr3ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-20 20:11:18,284 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness. [2024-09-20 20:11:18,284 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@41eb1251 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 20.09 08:11:18, skipping insertion in model container [2024-09-20 20:11:18,284 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-20 20:11:18,289 INFO L158 Benchmark]: Toolchain (without parser) took 13384.22ms. Allocated memory is still 188.7MB. Free memory was 115.2MB in the beginning and 103.0MB in the end (delta: 12.2MB). Peak memory consumption was 12.8MB. Max. memory is 16.1GB. [2024-09-20 20:11:18,290 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 188.7MB. Free memory is still 146.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-20 20:11:18,290 INFO L158 Benchmark]: Witness Parser took 0.10ms. Allocated memory is still 188.7MB. Free memory is still 117.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-20 20:11:18,290 INFO L158 Benchmark]: CACSL2BoogieTranslator took 222.88ms. Allocated memory is still 188.7MB. Free memory was 115.0MB in the beginning and 101.4MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-20 20:11:18,291 INFO L158 Benchmark]: Boogie Preprocessor took 78.70ms. Allocated memory is still 188.7MB. Free memory was 101.4MB in the beginning and 159.2MB in the end (delta: -57.8MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. [2024-09-20 20:11:18,291 INFO L158 Benchmark]: RCFGBuilder took 326.98ms. Allocated memory is still 188.7MB. Free memory was 159.2MB in the beginning and 144.9MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-20 20:11:18,291 INFO L158 Benchmark]: Referee took 12751.39ms. Allocated memory is still 188.7MB. Free memory was 144.9MB in the beginning and 103.0MB in the end (delta: 41.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-09-20 20:11:18,296 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. 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 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 loop head at line 35 to exit of procedure main. 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 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. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 188.7MB. Free memory is still 146.5MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.10ms. Allocated memory is still 188.7MB. Free memory is still 117.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 222.88ms. Allocated memory is still 188.7MB. Free memory was 115.0MB in the beginning and 101.4MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 78.70ms. Allocated memory is still 188.7MB. Free memory was 101.4MB in the beginning and 159.2MB in the end (delta: -57.8MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. * RCFGBuilder took 326.98ms. Allocated memory is still 188.7MB. Free memory was 159.2MB in the beginning and 144.9MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Referee took 12751.39ms. Allocated memory is still 188.7MB. Free memory was 144.9MB in the beginning and 103.0MB in the end (delta: 41.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-20 20:11:18,339 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... ### Bit-precise run ### This is Ultimate 0.2.4-tmp.dk.referee-eval-ca4ee3d-m [2024-09-20 20:11:20,760 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-20 20:11:20,828 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-09-20 20:11:20,833 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-20 20:11:20,834 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-20 20:11:20,855 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-20 20:11:20,856 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-20 20:11:20,856 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-20 20:11:20,857 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-20 20:11:20,857 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-20 20:11:20,857 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-20 20:11:20,858 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-20 20:11:20,858 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-20 20:11:20,858 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-20 20:11:20,859 INFO L153 SettingsManager]: * Use SBE=true [2024-09-20 20:11:20,859 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-20 20:11:20,859 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-20 20:11:20,860 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-20 20:11:20,860 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-20 20:11:20,860 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-20 20:11:20,860 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-20 20:11:20,861 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-20 20:11:20,861 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-20 20:11:20,861 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-20 20:11:20,862 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-20 20:11:20,862 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-20 20:11:20,862 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-20 20:11:20,863 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-20 20:11:20,863 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-20 20:11:20,863 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-20 20:11:20,864 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-20 20:11:20,864 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-20 20:11:20,864 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-20 20:11:20,865 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-20 20:11:20,865 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-20 20:11:20,865 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-20 20:11:20,866 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-20 20:11:20,866 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-20 20:11:20,866 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-20 20:11:20,866 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-20 20:11:20,867 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-20 20:11:20,867 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-20 20:11:20,867 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-20 20:11:20,868 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-20 20:11:20,868 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-20 20:11:20,868 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-20 20:11:20,868 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-20 20:11:21,293 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-20 20:11:21,318 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-20 20:11:21,322 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-20 20:11:21,323 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-20 20:11:21,324 INFO L274 PluginConnector]: CDTParser initialized [2024-09-20 20:11:21,326 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/geo3-ll_unwindbound2.c [2024-09-20 20:11:22,783 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-20 20:11:22,950 INFO L384 CDTParser]: Found 1 translation units. [2024-09-20 20:11:22,951 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo3-ll_unwindbound2.c [2024-09-20 20:11:22,961 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/b531177e1/1973bfe69b6344f19e4614b772ec273a/FLAG2b4d3a556 [2024-09-20 20:11:23,348 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/b531177e1/1973bfe69b6344f19e4614b772ec273a [2024-09-20 20:11:23,351 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-20 20:11:23,351 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-20 20:11:23,352 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/geo3-ll_unwindbound2.yml/witness-2.1.yml [2024-09-20 20:11:23,397 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-20 20:11:23,398 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-20 20:11:23,403 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-20 20:11:23,403 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-20 20:11:23,406 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-20 20:11:23,408 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 08:11:23" (1/2) ... [2024-09-20 20:11:23,409 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d2963d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:11:23, skipping insertion in model container [2024-09-20 20:11:23,409 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 08:11:23" (1/2) ... [2024-09-20 20:11:23,410 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@225154d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:11:23, skipping insertion in model container [2024-09-20 20:11:23,410 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 08:11:23" (2/2) ... [2024-09-20 20:11:23,411 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d2963d and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 08:11:23, skipping insertion in model container [2024-09-20 20:11:23,411 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 08:11:23" (2/2) ... [2024-09-20 20:11:23,418 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-20 20:11:23,419 INFO L1541 ArrayList]: Loop invariant at [L35-L44] ((\old(counter) == 0) && (((((((__int128) z * x) + (((unsigned __int128) 18446744073709551615U * y) * az)) + a) + ((unsigned __int128) 18446744073709551615U * x)) % ((unsigned __int128) 1 << 64)) == 0)) [2024-09-20 20:11:23,419 INFO L1541 ArrayList]: Function contract at [L14]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-20 20:11:23,419 INFO L1541 ArrayList]: Function contract at [L22]: requires (counter == 0), ensures (\old(counter) == 0) [2024-09-20 20:11:23,432 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-20 20:11:23,564 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/geo3-ll_unwindbound2.c[525,538] [2024-09-20 20:11:23,583 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-20 20:11:23,592 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-20 20:11:23,625 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/geo3-ll_unwindbound2.c[525,538] Start Parsing Global Start Parsing Global Start Parsing Local [2024-09-20 20:11:23,654 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-20 20:11:23,667 INFO L204 MainTranslator]: Completed translation [2024-09-20 20:11:23,668 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 08:11:23 WrapperNode [2024-09-20 20:11:23,668 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-20 20:11:23,669 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-20 20:11:23,669 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-20 20:11:23,669 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-20 20:11:23,679 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 08:11:23" (1/1) ... [2024-09-20 20:11:23,679 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 08:11:23" (1/1) ... [2024-09-20 20:11:23,688 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 08:11:23" (1/1) ... [2024-09-20 20:11:23,702 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 20:11:23,702 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 08:11:23" (1/1) ... [2024-09-20 20:11:23,702 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 08:11:23" (1/1) ... [2024-09-20 20:11:23,712 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 08:11:23" (1/1) ... [2024-09-20 20:11:23,717 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 08:11:23" (1/1) ... [2024-09-20 20:11:23,719 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 08:11:23" (1/1) ... [2024-09-20 20:11:23,723 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 08:11:23" (1/1) ... [2024-09-20 20:11:23,724 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-20 20:11:23,725 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-20 20:11:23,725 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-20 20:11:23,725 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-20 20:11:23,726 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 08:11:23" (1/1) ... [2024-09-20 20:11:23,732 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-20 20:11:23,738 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-20 20:11:23,753 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 20:11:23,760 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 20:11:23,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-20 20:11:23,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-20 20:11:23,803 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-20 20:11:23,803 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-20 20:11:23,803 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-20 20:11:23,804 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-20 20:11:23,804 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-20 20:11:23,804 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-20 20:11:23,804 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-20 20:11:23,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-20 20:11:23,804 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-20 20:11:23,804 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-20 20:11:23,805 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-20 20:11:23,805 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-20 20:11:23,805 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-20 20:11:23,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-09-20 20:11:23,805 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-20 20:11:23,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-09-20 20:11:23,806 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-09-20 20:11:23,806 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-20 20:11:23,871 INFO L242 CfgBuilder]: Building ICFG [2024-09-20 20:11:23,873 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-20 20:11:23,902 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-20 20:11:25,024 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-20 20:11:25,045 INFO L291 CfgBuilder]: Performing block encoding [2024-09-20 20:11:25,065 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-20 20:11:25,065 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-20 20:11:25,066 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 08:11:25 BoogieIcfgContainer [2024-09-20 20:11:25,066 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-20 20:11:25,066 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-20 20:11:25,066 INFO L270 PluginConnector]: Initializing Referee... [2024-09-20 20:11:25,067 INFO L274 PluginConnector]: Referee initialized [2024-09-20 20:11:25,067 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 20.09 08:11:23" (1/4) ... [2024-09-20 20:11:25,067 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@15dcaffa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 20.09 08:11:25, skipping insertion in model container [2024-09-20 20:11:25,068 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 08:11:23" (2/4) ... [2024-09-20 20:11:25,068 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@15dcaffa and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 20.09 08:11:25, skipping insertion in model container [2024-09-20 20:11:25,068 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 08:11:23" (3/4) ... [2024-09-20 20:11:25,068 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@15dcaffa and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 20.09 08:11:25, skipping insertion in model container [2024-09-20 20:11:25,068 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 08:11:25" (4/4) ... [2024-09-20 20:11:25,069 INFO L79 RefereeObserver]: Analyzing ICFG geo3-ll_unwindbound2.c [2024-09-20 20:11:25,073 INFO L113 InvariantChecker]: Found 1 loops. [2024-09-20 20:11:25,074 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-4 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-20 20:11:25,074 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-4 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-20 20:11:25,074 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 20:11:25,074 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 20:11:25,074 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-4 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 6 edges. [2024-09-20 20:11:25,075 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 20:11:25,075 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 20:11:25,075 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-4 to ERROR_LOC mainErr3ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 10 edges. [2024-09-20 20:11:25,075 INFO L131 InvariantChecker]: Will check 3 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from loop head to loop head, 3 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from procedure entry to loop head [2024-09-20 20:11:25,107 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-20 20:11:25,108 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:25,108 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:25,109 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:25,113 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:25,114 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:25,140 INFO L101 BaseMinimizeStates]: Removed 14 edges and 5 locations by large block encoding [2024-09-20 20:11:25,141 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:25,141 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:25,142 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:25,142 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:25,150 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:25,175 INFO L520 InvariantChecker]: The annotation(s) from loop head L35-4 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 20:11:25,203 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-20 20:11:25,203 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:25,203 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:25,203 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:25,203 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:25,203 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:25,219 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-20 20:11:25,221 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:25,221 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:25,221 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:25,221 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:25,222 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:25,227 INFO L520 InvariantChecker]: The annotation(s) from loop head L35-4 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 20:11:25,258 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-20 20:11:25,260 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:25,260 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:25,260 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:25,260 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:25,261 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:25,262 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-20 20:11:25,262 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:25,262 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:25,262 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:25,262 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:25,262 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:25,267 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 20:11:25,283 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-20 20:11:25,284 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:25,284 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:25,284 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:25,284 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:25,284 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:25,291 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-20 20:11:25,291 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:25,292 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:25,292 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:25,292 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:25,292 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:25,308 INFO L520 InvariantChecker]: The annotation(s) from entry mainENTRY to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-20 20:11:25,328 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-20 20:11:25,332 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:25,332 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:25,332 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:25,332 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:25,332 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:25,350 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-20 20:11:25,350 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:25,350 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:25,350 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:25,351 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:25,351 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:29,441 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-20 20:11:29,484 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-20 20:11:29,485 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:29,485 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:29,485 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:29,485 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:29,485 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:29,487 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-20 20:11:29,487 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:29,487 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:29,488 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:29,488 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:29,488 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:29,489 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-20 20:11:29,496 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-20 20:11:29,496 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:29,496 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:29,496 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:29,497 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:29,497 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:29,498 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-20 20:11:29,498 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:29,498 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:29,499 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:29,499 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:29,499 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:29,501 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-20 20:11:29,508 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 10 edges [2024-09-20 20:11:29,508 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:29,509 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:29,509 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:29,509 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:29,509 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:29,526 INFO L101 BaseMinimizeStates]: Removed 22 edges and 7 locations by large block encoding [2024-09-20 20:11:29,527 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:29,527 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:29,527 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:29,527 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:29,528 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:29,529 INFO L520 InvariantChecker]: The annotation(s) from loop head L35-4 to error location mainErr3ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-20 20:11:29,531 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness. [2024-09-20 20:11:29,531 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@15dcaffa and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 20.09 08:11:29, skipping insertion in model container [2024-09-20 20:11:29,531 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-20 20:11:29,533 INFO L158 Benchmark]: Toolchain (without parser) took 6134.14ms. Allocated memory is still 94.4MB. Free memory was 60.9MB in the beginning and 43.8MB in the end (delta: 17.1MB). Peak memory consumption was 26.2MB. Max. memory is 16.1GB. [2024-09-20 20:11:29,533 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 54.5MB. Free memory was 31.6MB in the beginning and 31.5MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-20 20:11:29,533 INFO L158 Benchmark]: Witness Parser took 0.15ms. Allocated memory is still 94.4MB. Free memory was 62.9MB in the beginning and 62.7MB in the end (delta: 238.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-20 20:11:29,534 INFO L158 Benchmark]: CACSL2BoogieTranslator took 265.38ms. Allocated memory is still 94.4MB. Free memory was 60.6MB in the beginning and 72.1MB in the end (delta: -11.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-20 20:11:29,534 INFO L158 Benchmark]: Boogie Preprocessor took 55.68ms. Allocated memory is still 94.4MB. Free memory was 72.1MB in the beginning and 70.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-20 20:11:29,535 INFO L158 Benchmark]: RCFGBuilder took 1341.05ms. Allocated memory is still 94.4MB. Free memory was 69.8MB in the beginning and 54.7MB in the end (delta: 15.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-09-20 20:11:29,535 INFO L158 Benchmark]: Referee took 4465.24ms. Allocated memory is still 94.4MB. Free memory was 54.7MB in the beginning and 43.8MB in the end (delta: 10.9MB). Peak memory consumption was 18.4MB. Max. memory is 16.1GB. [2024-09-20 20:11:29,537 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 35. Annotation is valid for all loop-free paths from entry of procedure ULTIMATE.start to check that procedure precondition always holds at line -1. Annotation is valid for all loop-free paths from loop head at line 35 to check that procedure precondition always holds at line 36. Annotation is valid for all loop-free paths from loop head at line 35 to exit of procedure main. Annotation is valid for all loop-free paths from entry of procedure __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 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: * CDTParser took 0.30ms. Allocated memory is still 54.5MB. Free memory was 31.6MB in the beginning and 31.5MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.15ms. Allocated memory is still 94.4MB. Free memory was 62.9MB in the beginning and 62.7MB in the end (delta: 238.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 265.38ms. Allocated memory is still 94.4MB. Free memory was 60.6MB in the beginning and 72.1MB in the end (delta: -11.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.68ms. Allocated memory is still 94.4MB. Free memory was 72.1MB in the beginning and 70.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1341.05ms. Allocated memory is still 94.4MB. Free memory was 69.8MB in the beginning and 54.7MB in the end (delta: 15.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Referee took 4465.24ms. Allocated memory is still 94.4MB. Free memory was 54.7MB in the beginning and 43.8MB in the end (delta: 10.9MB). Peak memory consumption was 18.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-20 20:11:29,576 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...