This is Ultimate 0.2.4-tmp.dk.referee-eval-6908dde-m [2024-09-25 00:28:28,964 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-25 00:28:29,031 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-25 00:28:29,035 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-25 00:28:29,035 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-25 00:28:29,050 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-25 00:28:29,051 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-25 00:28:29,051 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-25 00:28:29,051 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-25 00:28:29,052 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-25 00:28:29,052 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-25 00:28:29,052 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-25 00:28:29,053 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-25 00:28:29,053 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-25 00:28:29,053 INFO L153 SettingsManager]: * Use SBE=true [2024-09-25 00:28:29,053 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-25 00:28:29,054 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-25 00:28:29,054 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-25 00:28:29,054 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-25 00:28:29,054 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-25 00:28:29,056 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-25 00:28:29,059 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-25 00:28:29,059 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-25 00:28:29,059 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-25 00:28:29,059 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-25 00:28:29,060 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-25 00:28:29,060 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-25 00:28:29,060 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-25 00:28:29,060 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-25 00:28:29,060 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-25 00:28:29,060 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-25 00:28:29,061 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-25 00:28:29,061 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-25 00:28:29,061 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-25 00:28:29,061 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-25 00:28:29,061 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-25 00:28:29,061 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-25 00:28:29,062 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-25 00:28:29,062 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-25 00:28:29,062 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-25 00:28:29,063 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-25 00:28:29,064 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-25 00:28:29,064 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-25 00:28:29,064 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-25 00:28:29,272 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-25 00:28:29,297 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-25 00:28:29,300 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-25 00:28:29,301 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-25 00:28:29,303 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-25 00:28:29,304 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/cohendiv-ll_unwindbound10.yml/witness-2.1.yml [2024-09-25 00:28:29,355 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-25 00:28:29,355 INFO L274 PluginConnector]: CDTParser initialized [2024-09-25 00:28:29,357 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_unwindbound10.c [2024-09-25 00:28:30,638 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-25 00:28:30,775 INFO L384 CDTParser]: Found 1 translation units. [2024-09-25 00:28:30,775 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_unwindbound10.c [2024-09-25 00:28:30,781 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/e7792448c/ff143e49306a4f339e335939428be87e/FLAG41558063a [2024-09-25 00:28:30,793 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/e7792448c/ff143e49306a4f339e335939428be87e [2024-09-25 00:28:30,794 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-25 00:28:30,795 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-25 00:28:30,796 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-25 00:28:30,796 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-25 00:28:30,800 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-25 00:28:30,801 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 25.09 12:28:29" (1/2) ... [2024-09-25 00:28:30,802 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15d402bf and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:28:30, skipping insertion in model container [2024-09-25 00:28:30,802 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 25.09 12:28:29" (1/2) ... [2024-09-25 00:28:30,803 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4140c6c2 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:28:30, skipping insertion in model container [2024-09-25 00:28:30,803 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 12:28:30" (2/2) ... [2024-09-25 00:28:30,803 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15d402bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:28:30, skipping insertion in model container [2024-09-25 00:28:30,803 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 12:28:30" (2/2) ... [2024-09-25 00:28:30,809 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-25 00:28:30,810 INFO L1541 ArrayList]: Loop invariant at [L46-L58] (((((1 <= r) && (((((__int128) q * y) + r) + ((__int128) a * y)) == ((__int128) b + x))) && (\old(counter) == 0)) && (1 <= y)) && (b == ((__int128) a * y))) [2024-09-25 00:28:30,810 INFO L1541 ArrayList]: Loop invariant at [L37-L61] ((((((((__int128) q * y) + r) + ((__int128) a * y)) == ((__int128) b + x)) && (\old(counter) == 0)) && (1 <= y)) && (b == ((__int128) a * y))) [2024-09-25 00:28:30,811 INFO L1541 ArrayList]: Function contract at [L11]: requires (counter == 0), ensures ((cond != 0) && (counter == 0)) [2024-09-25 00:28:30,811 INFO L1541 ArrayList]: Function contract at [L14]: requires (cond != 0), ensures (cond != 0) [2024-09-25 00:28:30,811 INFO L1541 ArrayList]: Function contract at [L23]: requires (counter == 0), ensures (\old(counter) == 0) [2024-09-25 00:28:30,825 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-25 00:28:30,967 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/cohendiv-ll_unwindbound10.c[576,589] [2024-09-25 00:28:30,992 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-25 00:28:31,005 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-25 00:28:31,037 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/cohendiv-ll_unwindbound10.c[576,589] Start Parsing Global Start Parsing Global Start Parsing Local Start Parsing Local [2024-09-25 00:28:31,053 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-25 00:28:31,067 INFO L204 MainTranslator]: Completed translation [2024-09-25 00:28:31,068 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:28:31 WrapperNode [2024-09-25 00:28:31,069 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-25 00:28:31,070 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-25 00:28:31,070 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-25 00:28:31,070 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-25 00:28:31,080 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:28:31" (1/1) ... [2024-09-25 00:28:31,080 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:28:31" (1/1) ... [2024-09-25 00:28:31,090 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:28:31" (1/1) ... [2024-09-25 00:28:31,104 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure assume_abort_if_not is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-25 00:28:31,104 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:28:31" (1/1) ... [2024-09-25 00:28:31,104 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:28:31" (1/1) ... [2024-09-25 00:28:31,107 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:28:31" (1/1) ... [2024-09-25 00:28:31,110 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:28:31" (1/1) ... [2024-09-25 00:28:31,115 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:28:31" (1/1) ... [2024-09-25 00:28:31,115 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:28:31" (1/1) ... [2024-09-25 00:28:31,117 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-25 00:28:31,119 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-25 00:28:31,120 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-25 00:28:31,120 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-25 00:28:31,120 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:28:31" (1/1) ... [2024-09-25 00:28:31,125 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-25 00:28:31,133 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-25 00:28:31,148 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) [2024-09-25 00:28:31,150 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 [2024-09-25 00:28:31,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-25 00:28:31,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-25 00:28:31,190 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-25 00:28:31,191 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-25 00:28:31,191 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-25 00:28:31,191 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-25 00:28:31,191 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-25 00:28:31,191 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-25 00:28:31,191 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-25 00:28:31,192 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-25 00:28:31,192 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-25 00:28:31,192 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-25 00:28:31,192 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-25 00:28:31,192 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-25 00:28:31,192 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-25 00:28:31,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-25 00:28:31,192 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-25 00:28:31,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-25 00:28:31,192 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-25 00:28:31,193 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-25 00:28:31,249 INFO L241 CfgBuilder]: Building ICFG [2024-09-25 00:28:31,251 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-25 00:28:31,271 WARN L782 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-25 00:28:31,303 WARN L782 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-25 00:28:31,406 WARN L782 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-25 00:28:31,418 INFO L290 CfgBuilder]: Performing block encoding [2024-09-25 00:28:31,455 INFO L312 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-25 00:28:31,455 INFO L317 CfgBuilder]: Removed 2 assume(true) statements. [2024-09-25 00:28:31,456 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 12:28:31 BoogieIcfgContainer [2024-09-25 00:28:31,456 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-25 00:28:31,456 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-25 00:28:31,456 INFO L270 PluginConnector]: Initializing Referee... [2024-09-25 00:28:31,457 INFO L274 PluginConnector]: Referee initialized [2024-09-25 00:28:31,457 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 25.09 12:28:29" (1/4) ... [2024-09-25 00:28:31,459 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@5821e75f and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 25.09 12:28:31, skipping insertion in model container [2024-09-25 00:28:31,459 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 25.09 12:28:30" (2/4) ... [2024-09-25 00:28:31,460 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@5821e75f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 25.09 12:28:31, skipping insertion in model container [2024-09-25 00:28:31,460 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:28:31" (3/4) ... [2024-09-25 00:28:31,460 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@5821e75f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 25.09 12:28:31, skipping insertion in model container [2024-09-25 00:28:31,460 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 12:28:31" (4/4) ... [2024-09-25 00:28:31,461 INFO L79 RefereeObserver]: Analyzing ICFG cohendiv-ll_unwindbound10.c [2024-09-25 00:28:31,464 INFO L113 InvariantChecker]: Found 2 loops. [2024-09-25 00:28:31,465 INFO L373 InvariantChecker]: Will check inductivity from ENTRY assume_abort_if_notENTRY to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-25 00:28:31,465 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L46-4 to ERROR_LOC mainErr5REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-25 00:28:31,465 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L37-4 to ERROR_LOC mainErr9REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 9 edges. [2024-09-25 00:28:31,465 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L46-4 to ERROR_LOC mainErr8REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-25 00:28:31,465 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L37-4 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-25 00:28:31,466 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L46-4 to ERROR_LOC mainErr7REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 6 edges. [2024-09-25 00:28:31,466 INFO L373 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to LOOP_INVARIANT_ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 4 edges. [2024-09-25 00:28:31,466 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L46-4 to LOOP_INVARIANT_ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 11 edges. [2024-09-25 00:28:31,466 INFO L373 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to ERROR_LOC mainErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 2 edges. [2024-09-25 00:28:31,466 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L46-4 to ERROR_LOC mainErr6REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-09-25 00:28:31,467 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-25 00:28:31,467 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L37-4 to LOOP_INVARIANT_ERROR_LOC mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-25 00:28:31,467 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L46-4 to LOOP_INVARIANT_ERROR_LOC mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 10 edges. [2024-09-25 00:28:31,467 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-25 00:28:31,467 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L37-4 to ERROR_LOC mainErr10ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 11 edges. [2024-09-25 00:28:31,467 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-25 00:28:31,467 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L37-4 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-09-25 00:28:31,468 INFO L131 InvariantChecker]: Will check 5 loop-free subgraphs from procedure entry to error location, 3 loop-free subgraphs from loop head to loop head, 8 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from procedure entry to loop head [2024-09-25 00:28:31,519 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-25 00:28:31,521 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:28:31,521 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:28:31,522 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:28:31,523 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:28:31,525 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:31,534 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-25 00:28:31,536 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:31,536 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:28:31,536 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:28:31,549 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:28:31,553 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:28:31,569 INFO L520 InvariantChecker]: The annotation(s) from entry assume_abort_if_notENTRY to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-25 00:28:31,606 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-25 00:28:31,607 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:28:31,607 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:28:31,607 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:28:31,611 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:28:31,611 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:31,638 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-25 00:28:31,638 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:31,638 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:28:31,638 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:28:31,638 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:28:31,639 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:28:31,644 INFO L520 InvariantChecker]: The annotation(s) from loop head L46-4 to error location mainErr5REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 00:28:31,660 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 9 edges [2024-09-25 00:28:31,660 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:28:31,660 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:28:31,660 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:28:31,660 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:28:31,661 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:31,671 INFO L101 BaseMinimizeStates]: Removed 16 edges and 6 locations by large block encoding [2024-09-25 00:28:31,671 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:31,671 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:28:31,671 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:28:31,671 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:28:31,673 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:28:31,675 INFO L520 InvariantChecker]: The annotation(s) from loop head L37-4 to error location mainErr9REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 00:28:31,686 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 8 edges [2024-09-25 00:28:31,686 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:28:31,686 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:28:31,686 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:28:31,686 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:28:31,686 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:31,697 INFO L101 BaseMinimizeStates]: Removed 14 edges and 7 locations by large block encoding [2024-09-25 00:28:31,698 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:31,698 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:28:31,698 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:28:31,698 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:28:31,698 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:28:31,700 INFO L520 InvariantChecker]: The annotation(s) from loop head L46-4 to error location mainErr8REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 00:28:31,713 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-25 00:28:31,713 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:28:31,713 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:28:31,714 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:28:31,714 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:28:31,714 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:31,717 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-25 00:28:31,717 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:31,717 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:28:31,717 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:28:31,717 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:28:31,717 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:28:31,720 INFO L520 InvariantChecker]: The annotation(s) from loop head L37-4 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 00:28:31,731 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-25 00:28:31,732 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:28:31,732 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:28:31,732 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:28:31,732 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:28:31,733 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:31,740 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-25 00:28:31,740 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:31,740 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:28:31,741 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:28:31,741 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:28:31,741 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:28:31,743 INFO L520 InvariantChecker]: The annotation(s) from loop head L46-4 to error location mainErr7REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 00:28:31,753 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-25 00:28:31,753 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:28:31,753 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:28:31,754 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:28:31,754 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:28:31,754 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:31,757 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-25 00:28:31,757 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:31,758 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:28:31,758 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:28:31,758 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:28:31,758 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:28:31,762 INFO L520 InvariantChecker]: The annotation(s) from entry mainENTRY to loop head mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-25 00:28:31,770 INFO L314 BlockEncoder]: Initial Icfg 10 locations, 11 edges [2024-09-25 00:28:31,770 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:28:31,770 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:28:31,770 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:28:31,770 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:28:31,771 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:31,787 INFO L101 BaseMinimizeStates]: Removed 22 edges and 8 locations by large block encoding [2024-09-25 00:28:31,788 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:31,788 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:28:31,788 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:28:31,788 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:28:31,791 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:28:31,794 INFO L520 InvariantChecker]: The annotation(s) from loop head L46-4 to loop head mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-25 00:28:31,800 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-25 00:28:31,801 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:28:31,801 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:28:31,801 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:28:31,801 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:28:31,801 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:31,802 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-25 00:28:31,802 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:31,802 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:28:31,802 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:28:31,802 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:28:31,802 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:28:31,804 INFO L520 InvariantChecker]: The annotation(s) from entry mainENTRY to error location mainErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 00:28:31,810 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-25 00:28:31,811 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:28:31,811 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:28:31,811 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:28:31,811 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:28:31,811 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:31,820 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-25 00:28:31,822 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:31,822 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:28:31,823 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:28:31,823 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:28:31,823 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:28:31,825 INFO L520 InvariantChecker]: The annotation(s) from loop head L46-4 to error location mainErr6REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 00:28:31,832 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-25 00:28:31,833 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:28:31,833 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:28:31,833 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:28:31,833 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:28:31,833 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:31,835 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-25 00:28:31,835 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:31,835 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:28:31,835 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:28:31,835 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:28:31,835 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:28:31,837 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 00:28:31,843 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-25 00:28:31,844 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:28:31,844 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:28:31,844 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:28:31,844 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:28:31,844 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:31,852 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-25 00:28:31,852 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:31,852 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:28:31,852 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:28:31,852 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:28:31,854 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:28:31,856 INFO L520 InvariantChecker]: The annotation(s) from loop head L37-4 to loop head mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-25 00:28:31,864 INFO L314 BlockEncoder]: Initial Icfg 11 locations, 10 edges [2024-09-25 00:28:31,865 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:28:31,865 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:28:31,865 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:28:31,865 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:28:31,865 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:31,878 INFO L101 BaseMinimizeStates]: Removed 18 edges and 9 locations by large block encoding [2024-09-25 00:28:31,878 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:31,879 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:28:31,879 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:28:31,879 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:28:31,879 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:28:31,882 INFO L520 InvariantChecker]: The annotation(s) from loop head L46-4 to loop head mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-25 00:28:31,890 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-25 00:28:31,890 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:28:31,890 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:28:31,891 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:28:31,891 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:28:31,891 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:31,892 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-25 00:28:31,893 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:31,893 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:28:31,893 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:28:31,893 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:28:31,894 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:28:31,896 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-25 00:28:31,914 INFO L314 BlockEncoder]: Initial Icfg 10 locations, 11 edges [2024-09-25 00:28:31,914 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:28:31,914 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:28:31,914 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:28:31,915 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:28:31,915 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:31,954 INFO L101 BaseMinimizeStates]: Removed 24 edges and 8 locations by large block encoding [2024-09-25 00:28:31,955 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:31,955 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:28:31,955 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:28:31,955 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:28:31,956 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:28:31,960 INFO L520 InvariantChecker]: The annotation(s) from loop head L37-4 to error location mainErr10ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-25 00:28:31,967 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-25 00:28:31,967 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:28:31,967 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:28:31,968 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:28:31,968 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:28:31,968 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:31,969 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-25 00:28:31,969 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:31,969 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:28:31,970 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:28:31,970 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:28:31,971 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:28:31,972 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-25 00:28:31,980 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-25 00:28:31,980 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:28:31,981 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:28:31,981 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:28:31,981 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:28:31,982 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:31,986 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-25 00:28:31,988 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:31,988 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:28:31,988 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:28:31,988 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:28:31,988 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:28:31,992 INFO L520 InvariantChecker]: The annotation(s) from loop head L37-4 to error location mainErr3REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 00:28:31,995 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-09-25 00:28:31,996 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@5821e75f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 25.09 12:28:31, skipping insertion in model container [2024-09-25 00:28:31,996 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-25 00:28:31,999 INFO L158 Benchmark]: Toolchain (without parser) took 1203.02ms. Allocated memory was 153.1MB in the beginning and 205.5MB in the end (delta: 52.4MB). Free memory was 96.9MB in the beginning and 163.4MB in the end (delta: -66.5MB). Peak memory consumption was 54.1MB. Max. memory is 16.1GB. [2024-09-25 00:28:31,999 INFO L158 Benchmark]: Witness Parser took 0.15ms. Allocated memory is still 153.1MB. Free memory is still 114.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-25 00:28:32,000 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 153.1MB. Free memory is still 112.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-25 00:28:32,001 INFO L158 Benchmark]: CACSL2BoogieTranslator took 272.86ms. Allocated memory is still 153.1MB. Free memory was 96.9MB in the beginning and 82.8MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-25 00:28:32,001 INFO L158 Benchmark]: Boogie Preprocessor took 47.48ms. Allocated memory is still 153.1MB. Free memory was 82.8MB in the beginning and 80.9MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-25 00:28:32,001 INFO L158 Benchmark]: RCFGBuilder took 336.30ms. Allocated memory is still 153.1MB. Free memory was 80.5MB in the beginning and 65.0MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-09-25 00:28:32,002 INFO L158 Benchmark]: Referee took 539.62ms. Allocated memory was 153.1MB in the beginning and 205.5MB in the end (delta: 52.4MB). Free memory was 65.0MB in the beginning and 163.4MB in the end (delta: -98.4MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. [2024-09-25 00:28:32,005 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - AnnotationCheckResult: Annotation is a valid proof of correctness. Annotation is a valid proof of correctness. Annotation is valid for all loop-free paths from loop head at line 46 to check that procedure precondition always holds at line 54. 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 37 to loop head at line 46. Annotation is valid for all loop-free paths from loop head at line 46 to check that procedure precondition always holds at line 47. Annotation is valid for all loop-free paths from loop head at line 37 to check that procedure precondition always holds at line 38. Annotation is valid for all loop-free paths from loop head at line 46 to check that procedure precondition always holds at line 48. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 37. Annotation is valid for all loop-free paths from loop head at line 46 to loop head at line 46. Annotation is valid for all loop-free paths from entry of procedure assume_abort_if_not to exit of procedure assume_abort_if_not. Annotation is valid for all loop-free paths from loop head at line 46 to loop head at line 37. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to check that a call to reach_error is unreachable at line 16. Annotation is valid for all loop-free paths from entry of procedure main to check that procedure precondition always holds at line 30. Annotation is valid for all loop-free paths from loop head at line 37 to exit of procedure main. Annotation is valid for all loop-free paths from loop head at line 46 to check that procedure precondition always holds at line 47. 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 37 to check that procedure precondition always holds at line 37. Annotation is valid for all loop-free paths from loop head at line 37 to check that procedure precondition always holds at line 38. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.15ms. Allocated memory is still 153.1MB. Free memory is still 114.6MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.24ms. Allocated memory is still 153.1MB. Free memory is still 112.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 272.86ms. Allocated memory is still 153.1MB. Free memory was 96.9MB in the beginning and 82.8MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 47.48ms. Allocated memory is still 153.1MB. Free memory was 82.8MB in the beginning and 80.9MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 336.30ms. Allocated memory is still 153.1MB. Free memory was 80.5MB in the beginning and 65.0MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Referee took 539.62ms. Allocated memory was 153.1MB in the beginning and 205.5MB in the end (delta: 52.4MB). Free memory was 65.0MB in the beginning and 163.4MB in the end (delta: -98.4MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-09-25 00:28:32,030 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...