This is Ultimate 0.2.4-dev-1d5fa63-m [2024-09-13 10:09:34,457 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-13 10:09:34,525 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-13 10:09:34,529 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-13 10:09:34,529 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-13 10:09:34,557 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-13 10:09:34,560 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-13 10:09:34,560 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-13 10:09:34,561 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-13 10:09:34,563 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-13 10:09:34,563 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-13 10:09:34,564 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-13 10:09:34,564 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-13 10:09:34,566 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-13 10:09:34,566 INFO L153 SettingsManager]: * Use SBE=true [2024-09-13 10:09:34,567 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-13 10:09:34,567 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-13 10:09:34,567 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-13 10:09:34,567 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-13 10:09:34,568 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-13 10:09:34,568 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-13 10:09:34,571 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-13 10:09:34,572 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-13 10:09:34,572 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-13 10:09:34,572 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-13 10:09:34,572 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-13 10:09:34,573 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-13 10:09:34,573 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-13 10:09:34,573 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-13 10:09:34,573 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-13 10:09:34,574 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-13 10:09:34,574 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-13 10:09:34,574 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-13 10:09:34,574 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 10:09:34,575 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-13 10:09:34,575 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-13 10:09:34,575 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-13 10:09:34,575 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-13 10:09:34,575 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-13 10:09:34,576 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-13 10:09:34,576 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-13 10:09:34,577 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-13 10:09:34,577 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-13 10:09:34,578 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-13 10:09:34,816 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-13 10:09:34,834 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-13 10:09:34,836 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-13 10:09:34,837 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-13 10:09:34,838 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-13 10:09:34,839 INFO L431 ainManager$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 [2024-09-13 10:09:34,911 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-13 10:09:34,912 INFO L274 PluginConnector]: CDTParser initialized [2024-09-13 10:09:34,913 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/geo3-ll_unwindbound2.c [2024-09-13 10:09:36,218 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-13 10:09:36,424 INFO L384 CDTParser]: Found 1 translation units. [2024-09-13 10:09:36,426 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo3-ll_unwindbound2.c [2024-09-13 10:09:36,432 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/e0025221f/10f8678ae078412fae1bcbdf9f633ddd/FLAGd34ba5884 [2024-09-13 10:09:36,446 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/e0025221f/10f8678ae078412fae1bcbdf9f633ddd [2024-09-13 10:09:36,446 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-13 10:09:36,447 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-13 10:09:36,450 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-13 10:09:36,450 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-13 10:09:36,455 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-13 10:09:36,455 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 10:09:34" (1/2) ... [2024-09-13 10:09:36,456 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d46c71b and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 10:09:36, skipping insertion in model container [2024-09-13 10:09:36,456 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 10:09:34" (1/2) ... [2024-09-13 10:09:36,457 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3f4a0248 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 10:09:36, skipping insertion in model container [2024-09-13 10:09:36,458 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 10:09:36" (2/2) ... [2024-09-13 10:09:36,458 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d46c71b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:09:36, skipping insertion in model container [2024-09-13 10:09:36,458 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 10:09:36" (2/2) ... [2024-09-13 10:09:36,464 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-13 10:09:36,465 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)) [2024-09-13 10:09:36,465 INFO L1541 ArrayList]: Function contract at [L22]: requires (counter == 0), ensures (\old(counter) == 0) [2024-09-13 10:09:36,465 INFO L1541 ArrayList]: Function contract at [L14]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-13 10:09:36,487 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-13 10:09:36,656 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo3-ll_unwindbound2.c[525,538] [2024-09-13 10:09:36,679 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 10:09:36,691 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-13 10:09:36,727 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo3-ll_unwindbound2.c[525,538] Start Parsing Global Start Parsing Global Start Parsing Local [2024-09-13 10:09:36,742 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 10:09:36,764 INFO L204 MainTranslator]: Completed translation [2024-09-13 10:09:36,765 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:09:36 WrapperNode [2024-09-13 10:09:36,765 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-13 10:09:36,767 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-13 10:09:36,767 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-13 10:09:36,767 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-13 10:09:36,796 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:09:36" (1/1) ... [2024-09-13 10:09:36,796 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:09:36" (1/1) ... [2024-09-13 10:09:36,807 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:09:36" (1/1) ... [2024-09-13 10:09:36,817 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 [2024-09-13 10:09:36,817 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:09:36" (1/1) ... [2024-09-13 10:09:36,817 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:09:36" (1/1) ... [2024-09-13 10:09:36,821 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:09:36" (1/1) ... [2024-09-13 10:09:36,824 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:09:36" (1/1) ... [2024-09-13 10:09:36,829 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:09:36" (1/1) ... [2024-09-13 10:09:36,830 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:09:36" (1/1) ... [2024-09-13 10:09:36,832 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-13 10:09:36,833 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-13 10:09:36,833 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-13 10:09:36,833 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-13 10:09:36,835 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:09:36" (1/1) ... [2024-09-13 10:09:36,849 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 10:09:36,858 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-13 10:09:36,878 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) [2024-09-13 10:09:36,880 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 [2024-09-13 10:09:36,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-13 10:09:36,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-13 10:09:36,926 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-13 10:09:36,927 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-13 10:09:36,928 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-13 10:09:36,928 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-13 10:09:36,928 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-13 10:09:36,929 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-13 10:09:36,929 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-13 10:09:36,929 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-13 10:09:36,929 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-13 10:09:36,929 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-13 10:09:36,930 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-13 10:09:36,930 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-13 10:09:36,930 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-13 10:09:36,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-13 10:09:36,930 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-13 10:09:36,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-13 10:09:36,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-13 10:09:36,931 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-13 10:09:37,003 INFO L242 CfgBuilder]: Building ICFG [2024-09-13 10:09:37,009 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-13 10:09:37,055 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-13 10:09:37,203 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-13 10:09:37,223 INFO L291 CfgBuilder]: Performing block encoding [2024-09-13 10:09:37,261 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-13 10:09:37,261 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-13 10:09:37,262 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 10:09:37 BoogieIcfgContainer [2024-09-13 10:09:37,262 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-13 10:09:37,262 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-13 10:09:37,262 INFO L270 PluginConnector]: Initializing Referee... [2024-09-13 10:09:37,264 INFO L274 PluginConnector]: Referee initialized [2024-09-13 10:09:37,264 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 10:09:34" (1/4) ... [2024-09-13 10:09:37,265 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@19ca4c7 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 13.09 10:09:37, skipping insertion in model container [2024-09-13 10:09:37,265 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 13.09 10:09:36" (2/4) ... [2024-09-13 10:09:37,266 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@19ca4c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 13.09 10:09:37, skipping insertion in model container [2024-09-13 10:09:37,266 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:09:36" (3/4) ... [2024-09-13 10:09:37,267 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@19ca4c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 13.09 10:09:37, skipping insertion in model container [2024-09-13 10:09:37,267 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 10:09:37" (4/4) ... [2024-09-13 10:09:37,268 INFO L79 RefereeObserver]: Analyzing ICFG geo3-ll_unwindbound2.c [2024-09-13 10:09:37,272 INFO L112 InvariantChecker]: Found 1 loops. [2024-09-13 10:09:37,273 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-4 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-13 10:09:37,273 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-4 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-13 10:09:37,273 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-13 10:09:37,273 INFO L367 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 2 edges. [2024-09-13 10:09:37,274 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-4 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 6 edges. [2024-09-13 10:09:37,274 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-13 10:09:37,274 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-13 10:09:37,274 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-4 to ERROR_LOC mainErr3ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 10 edges. [2024-09-13 10:09:37,275 INFO L130 InvariantChecker]: Will check 3 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from procedure entry to loop head, 3 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from loop head to loop head [2024-09-13 10:09:37,340 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-13 10:09:37,341 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:37,343 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:37,343 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:37,344 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:37,346 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:37,417 INFO L101 BaseMinimizeStates]: Removed 14 edges and 5 locations by large block encoding [2024-09-13 10:09:37,418 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:37,418 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:37,419 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:37,419 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:37,439 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:41,461 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-13 10:09:41,482 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-13 10:09:41,482 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:41,482 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:41,482 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:41,483 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:41,483 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:41,491 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-13 10:09:41,492 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:41,492 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:41,492 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:41,492 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:41,493 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:45,499 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-13 10:09:45,515 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 10:09:45,515 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:45,515 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:45,515 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:45,515 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:45,516 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:45,517 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 10:09:45,517 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:45,517 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:45,517 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:45,517 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:45,518 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:45,525 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 10:09:45,547 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-13 10:09:45,547 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:45,548 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:45,548 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:45,548 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:45,548 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:45,552 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-13 10:09:45,553 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:45,553 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:45,553 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:45,553 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:45,553 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:47,124 INFO L514 InvariantChecker]: The annotation(s) from entry mainENTRY to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 10:09:47,143 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-13 10:09:47,143 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:47,143 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:47,144 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:47,144 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:47,144 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:47,169 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-13 10:09:47,169 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:47,170 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:47,170 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:47,170 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:47,170 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:51,179 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-13 10:09:51,199 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-13 10:09:51,200 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:51,200 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:51,200 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:51,200 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:51,200 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:51,205 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-13 10:09:51,205 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:51,205 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:51,206 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:51,206 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:51,206 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:51,209 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-13 10:09:51,225 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 10:09:51,225 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:51,225 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:51,226 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:51,226 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:51,226 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:51,227 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 10:09:51,227 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:51,228 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:51,228 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:51,228 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:51,229 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:51,232 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-13 10:09:51,241 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 10 edges [2024-09-13 10:09:51,241 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:51,241 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:51,241 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:51,241 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:51,242 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:51,273 INFO L101 BaseMinimizeStates]: Removed 22 edges and 7 locations by large block encoding [2024-09-13 10:09:51,274 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:51,275 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:51,276 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:51,276 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:51,276 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:51,280 INFO L514 InvariantChecker]: The annotation(s) from loop head L35-4 to error location mainErr3ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-13 10:09:51,283 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness. [2024-09-13 10:09:51,284 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@19ca4c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 13.09 10:09:51, skipping insertion in model container [2024-09-13 10:09:51,284 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-13 10:09:51,285 INFO L158 Benchmark]: Toolchain (without parser) took 14837.34ms. Allocated memory was 155.2MB in the beginning and 197.1MB in the end (delta: 41.9MB). Free memory was 81.2MB in the beginning and 111.5MB in the end (delta: -30.2MB). Peak memory consumption was 13.2MB. Max. memory is 16.1GB. [2024-09-13 10:09:51,286 INFO L158 Benchmark]: Witness Parser took 0.48ms. Allocated memory is still 155.2MB. Free memory is still 106.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 10:09:51,286 INFO L158 Benchmark]: CDTParser took 1.71ms. Allocated memory is still 155.2MB. Free memory is still 126.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 10:09:51,286 INFO L158 Benchmark]: CACSL2BoogieTranslator took 315.69ms. Allocated memory is still 155.2MB. Free memory was 81.1MB in the beginning and 67.4MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-13 10:09:51,287 INFO L158 Benchmark]: Boogie Preprocessor took 65.41ms. Allocated memory is still 155.2MB. Free memory was 67.4MB in the beginning and 123.8MB in the end (delta: -56.4MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. [2024-09-13 10:09:51,287 INFO L158 Benchmark]: RCFGBuilder took 429.09ms. Allocated memory was 155.2MB in the beginning and 197.1MB in the end (delta: 41.9MB). Free memory was 123.8MB in the beginning and 154.4MB in the end (delta: -30.7MB). Peak memory consumption was 15.1MB. Max. memory is 16.1GB. [2024-09-13 10:09:51,288 INFO L158 Benchmark]: Referee took 14021.61ms. Allocated memory is still 197.1MB. Free memory was 154.4MB in the beginning and 111.5MB in the end (delta: 43.0MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2024-09-13 10:09:51,290 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 check that procedure precondition always holds at line 35. 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 ULTIMATE.start to check that procedure precondition always holds at line -1. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to check that a call to reach_error is unreachable at line 16. Annotation is valid for all loop-free paths from 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 __VERIFIER_assert to exit of procedure __VERIFIER_assert. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.48ms. Allocated memory is still 155.2MB. Free memory is still 106.8MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 1.71ms. Allocated memory is still 155.2MB. Free memory is still 126.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 315.69ms. Allocated memory is still 155.2MB. Free memory was 81.1MB in the beginning and 67.4MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 65.41ms. Allocated memory is still 155.2MB. Free memory was 67.4MB in the beginning and 123.8MB in the end (delta: -56.4MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. * RCFGBuilder took 429.09ms. Allocated memory was 155.2MB in the beginning and 197.1MB in the end (delta: 41.9MB). Free memory was 123.8MB in the beginning and 154.4MB in the end (delta: -30.7MB). Peak memory consumption was 15.1MB. Max. memory is 16.1GB. * Referee took 14021.61ms. Allocated memory is still 197.1MB. Free memory was 154.4MB in the beginning and 111.5MB in the end (delta: 43.0MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-13 10:09:51,312 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-dev-1d5fa63-m [2024-09-13 10:09:53,499 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-13 10:09:53,571 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-09-13 10:09:53,576 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-13 10:09:53,577 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-13 10:09:53,610 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-13 10:09:53,611 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-13 10:09:53,611 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-13 10:09:53,612 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-13 10:09:53,612 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-13 10:09:53,613 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-13 10:09:53,613 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-13 10:09:53,616 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-13 10:09:53,616 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-13 10:09:53,620 INFO L153 SettingsManager]: * Use SBE=true [2024-09-13 10:09:53,620 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-13 10:09:53,620 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-13 10:09:53,621 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-13 10:09:53,621 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-13 10:09:53,621 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-13 10:09:53,621 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-13 10:09:53,622 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-13 10:09:53,622 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-13 10:09:53,623 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-13 10:09:53,623 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-13 10:09:53,623 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-13 10:09:53,623 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-13 10:09:53,624 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-13 10:09:53,624 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-13 10:09:53,624 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-13 10:09:53,624 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-13 10:09:53,625 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-13 10:09:53,625 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-13 10:09:53,629 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-13 10:09:53,629 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-13 10:09:53,629 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 10:09:53,629 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-13 10:09:53,630 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-13 10:09:53,631 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-13 10:09:53,631 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-13 10:09:53,631 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-13 10:09:53,632 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-13 10:09:53,632 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-13 10:09:53,632 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-13 10:09:53,632 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-13 10:09:53,632 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-13 10:09:53,633 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-13 10:09:53,914 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-13 10:09:53,936 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-13 10:09:53,940 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-13 10:09:53,941 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-13 10:09:53,942 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-13 10:09:53,944 INFO L431 ainManager$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 [2024-09-13 10:09:54,011 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-13 10:09:54,011 INFO L274 PluginConnector]: CDTParser initialized [2024-09-13 10:09:54,012 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/geo3-ll_unwindbound2.c [2024-09-13 10:09:55,627 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-13 10:09:55,806 INFO L384 CDTParser]: Found 1 translation units. [2024-09-13 10:09:55,808 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo3-ll_unwindbound2.c [2024-09-13 10:09:55,815 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/b635be085/8684cb9eaf15459dbf4bb564fbbde3e6/FLAG914e0639f [2024-09-13 10:09:56,216 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/b635be085/8684cb9eaf15459dbf4bb564fbbde3e6 [2024-09-13 10:09:56,217 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-13 10:09:56,220 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-13 10:09:56,223 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-13 10:09:56,223 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-13 10:09:56,229 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-13 10:09:56,230 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 10:09:54" (1/2) ... [2024-09-13 10:09:56,231 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a241950 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 10:09:56, skipping insertion in model container [2024-09-13 10:09:56,231 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 10:09:54" (1/2) ... [2024-09-13 10:09:56,232 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@20ab4d63 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 10:09:56, skipping insertion in model container [2024-09-13 10:09:56,233 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 10:09:56" (2/2) ... [2024-09-13 10:09:56,233 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a241950 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:09:56, skipping insertion in model container [2024-09-13 10:09:56,233 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 10:09:56" (2/2) ... [2024-09-13 10:09:56,241 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-13 10:09:56,242 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)) [2024-09-13 10:09:56,242 INFO L1541 ArrayList]: Function contract at [L22]: requires (counter == 0), ensures (\old(counter) == 0) [2024-09-13 10:09:56,243 INFO L1541 ArrayList]: Function contract at [L14]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-13 10:09:56,262 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-13 10:09:56,402 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo3-ll_unwindbound2.c[525,538] [2024-09-13 10:09:56,429 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 10:09:56,440 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-13 10:09:56,476 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo3-ll_unwindbound2.c[525,538] Start Parsing Global Start Parsing Global Start Parsing Local [2024-09-13 10:09:56,491 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 10:09:56,510 INFO L204 MainTranslator]: Completed translation [2024-09-13 10:09:56,511 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:09:56 WrapperNode [2024-09-13 10:09:56,511 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-13 10:09:56,512 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-13 10:09:56,512 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-13 10:09:56,512 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-13 10:09:56,523 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:09:56" (1/1) ... [2024-09-13 10:09:56,524 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:09:56" (1/1) ... [2024-09-13 10:09:56,533 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:09:56" (1/1) ... [2024-09-13 10:09:56,547 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 [2024-09-13 10:09:56,548 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:09:56" (1/1) ... [2024-09-13 10:09:56,548 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:09:56" (1/1) ... [2024-09-13 10:09:56,558 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:09:56" (1/1) ... [2024-09-13 10:09:56,561 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:09:56" (1/1) ... [2024-09-13 10:09:56,563 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:09:56" (1/1) ... [2024-09-13 10:09:56,565 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:09:56" (1/1) ... [2024-09-13 10:09:56,572 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-13 10:09:56,573 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-13 10:09:56,573 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-13 10:09:56,573 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-13 10:09:56,574 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:09:56" (1/1) ... [2024-09-13 10:09:56,582 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 10:09:56,589 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-13 10:09:56,601 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) [2024-09-13 10:09:56,603 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 [2024-09-13 10:09:56,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-13 10:09:56,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-13 10:09:56,650 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-13 10:09:56,650 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-13 10:09:56,650 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-13 10:09:56,650 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-13 10:09:56,650 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-13 10:09:56,650 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-13 10:09:56,650 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-13 10:09:56,650 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-13 10:09:56,650 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-13 10:09:56,651 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-13 10:09:56,651 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-13 10:09:56,651 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-13 10:09:56,651 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-13 10:09:56,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-09-13 10:09:56,652 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-13 10:09:56,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-09-13 10:09:56,652 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-09-13 10:09:56,652 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-13 10:09:56,714 INFO L242 CfgBuilder]: Building ICFG [2024-09-13 10:09:56,716 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-13 10:09:56,753 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-13 10:09:57,713 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-13 10:09:57,731 INFO L291 CfgBuilder]: Performing block encoding [2024-09-13 10:09:57,753 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-13 10:09:57,753 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-13 10:09:57,754 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 10:09:57 BoogieIcfgContainer [2024-09-13 10:09:57,754 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-13 10:09:57,754 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-13 10:09:57,754 INFO L270 PluginConnector]: Initializing Referee... [2024-09-13 10:09:57,755 INFO L274 PluginConnector]: Referee initialized [2024-09-13 10:09:57,755 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 10:09:54" (1/4) ... [2024-09-13 10:09:57,756 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@1251efab and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 13.09 10:09:57, skipping insertion in model container [2024-09-13 10:09:57,756 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 13.09 10:09:56" (2/4) ... [2024-09-13 10:09:57,756 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@1251efab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 13.09 10:09:57, skipping insertion in model container [2024-09-13 10:09:57,756 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:09:56" (3/4) ... [2024-09-13 10:09:57,757 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@1251efab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 13.09 10:09:57, skipping insertion in model container [2024-09-13 10:09:57,757 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 10:09:57" (4/4) ... [2024-09-13 10:09:57,762 INFO L79 RefereeObserver]: Analyzing ICFG geo3-ll_unwindbound2.c [2024-09-13 10:09:57,766 INFO L112 InvariantChecker]: Found 1 loops. [2024-09-13 10:09:57,767 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-4 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-13 10:09:57,767 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-4 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-13 10:09:57,767 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-13 10:09:57,767 INFO L367 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 2 edges. [2024-09-13 10:09:57,768 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-4 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 6 edges. [2024-09-13 10:09:57,768 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-13 10:09:57,768 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-13 10:09:57,770 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-4 to ERROR_LOC mainErr3ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 10 edges. [2024-09-13 10:09:57,770 INFO L130 InvariantChecker]: Will check 3 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from procedure entry to loop head, 3 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from loop head to loop head [2024-09-13 10:09:57,811 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-13 10:09:57,812 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:57,812 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:57,813 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:57,814 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:57,815 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:57,845 INFO L101 BaseMinimizeStates]: Removed 14 edges and 5 locations by large block encoding [2024-09-13 10:09:57,846 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:57,846 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:57,846 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:57,847 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:57,857 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:57,872 INFO L514 InvariantChecker]: The annotation(s) from loop head L35-4 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 10:09:57,898 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-13 10:09:57,898 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:57,898 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:57,898 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:57,899 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:57,899 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:57,926 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-13 10:09:57,929 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:57,929 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:57,929 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:57,929 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:57,929 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:57,932 INFO L514 InvariantChecker]: The annotation(s) from loop head L35-4 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 10:09:57,954 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 10:09:57,955 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:57,955 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:57,955 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:57,955 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:57,956 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:57,957 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 10:09:57,958 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:57,958 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:57,958 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:57,958 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:57,958 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:57,964 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 10:09:57,986 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-13 10:09:57,987 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:57,987 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:57,987 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:57,987 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:57,988 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:57,992 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-13 10:09:57,994 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:57,994 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:57,994 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:57,994 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:57,995 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:58,014 INFO L514 InvariantChecker]: The annotation(s) from entry mainENTRY to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 10:09:58,039 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-13 10:09:58,039 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:58,040 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:58,040 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:58,040 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:58,040 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:58,055 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-13 10:09:58,056 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:58,056 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:58,056 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:58,056 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:58,056 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:10:02,150 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-13 10:10:02,188 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-13 10:10:02,189 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:10:02,189 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:10:02,189 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:10:02,189 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:10:02,189 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:10:02,192 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-13 10:10:02,192 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:10:02,192 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:10:02,192 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:10:02,192 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:10:02,193 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:10:02,196 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-13 10:10:02,205 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 10:10:02,206 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:10:02,206 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:10:02,206 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:10:02,206 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:10:02,206 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:10:02,208 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 10:10:02,208 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:10:02,208 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:10:02,208 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:10:02,208 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:10:02,208 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:10:02,210 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-13 10:10:02,222 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 10 edges [2024-09-13 10:10:02,223 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:10:02,223 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:10:02,223 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:10:02,223 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:10:02,223 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:10:02,265 INFO L101 BaseMinimizeStates]: Removed 22 edges and 7 locations by large block encoding [2024-09-13 10:10:02,266 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:10:02,266 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:10:02,266 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:10:02,266 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:10:02,267 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:10:02,272 INFO L514 InvariantChecker]: The annotation(s) from loop head L35-4 to error location mainErr3ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-13 10:10:02,275 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness. [2024-09-13 10:10:02,276 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@1251efab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 13.09 10:10:02, skipping insertion in model container [2024-09-13 10:10:02,276 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-13 10:10:02,278 INFO L158 Benchmark]: Toolchain (without parser) took 6057.49ms. Allocated memory was 88.1MB in the beginning and 109.1MB in the end (delta: 21.0MB). Free memory was 62.4MB in the beginning and 84.8MB in the end (delta: -22.4MB). Peak memory consumption was 28.8MB. Max. memory is 16.1GB. [2024-09-13 10:10:02,279 INFO L158 Benchmark]: Witness Parser took 0.21ms. Allocated memory is still 58.7MB. Free memory was 39.6MB in the beginning and 39.6MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 10:10:02,280 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 58.7MB. Free memory was 37.6MB in the beginning and 37.5MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 10:10:02,280 INFO L158 Benchmark]: CACSL2BoogieTranslator took 288.50ms. Allocated memory is still 88.1MB. Free memory was 62.2MB in the beginning and 48.1MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-13 10:10:02,281 INFO L158 Benchmark]: Boogie Preprocessor took 59.82ms. Allocated memory is still 88.1MB. Free memory was 48.1MB in the beginning and 46.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-13 10:10:02,282 INFO L158 Benchmark]: RCFGBuilder took 1181.31ms. Allocated memory is still 88.1MB. Free memory was 45.8MB in the beginning and 54.0MB in the end (delta: -8.2MB). Peak memory consumption was 4.1MB. Max. memory is 16.1GB. [2024-09-13 10:10:02,283 INFO L158 Benchmark]: Referee took 4521.71ms. Allocated memory was 88.1MB in the beginning and 109.1MB in the end (delta: 21.0MB). Free memory was 54.0MB in the beginning and 84.8MB in the end (delta: -30.8MB). Peak memory consumption was 20.5MB. Max. memory is 16.1GB. [2024-09-13 10:10:02,286 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 exit of procedure main. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to check that a call to reach_error is unreachable at line 16. Annotation is valid for all loop-free paths from entry of procedure __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 36. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 35. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.21ms. Allocated memory is still 58.7MB. Free memory was 39.6MB in the beginning and 39.6MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.15ms. Allocated memory is still 58.7MB. Free memory was 37.6MB in the beginning and 37.5MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 288.50ms. Allocated memory is still 88.1MB. Free memory was 62.2MB in the beginning and 48.1MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 59.82ms. Allocated memory is still 88.1MB. Free memory was 48.1MB in the beginning and 46.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1181.31ms. Allocated memory is still 88.1MB. Free memory was 45.8MB in the beginning and 54.0MB in the end (delta: -8.2MB). Peak memory consumption was 4.1MB. Max. memory is 16.1GB. * Referee took 4521.71ms. Allocated memory was 88.1MB in the beginning and 109.1MB in the end (delta: 21.0MB). Free memory was 54.0MB in the beginning and 84.8MB in the end (delta: -30.8MB). Peak memory consumption was 20.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-13 10:10:02,339 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...