This is Ultimate 0.2.5-wip.dk.contract-modifies-e378df2-m [2024-10-15 15:30:52,983 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-15 15:30:53,042 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-10-15 15:30:53,055 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-15 15:30:53,055 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-15 15:30:53,078 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-15 15:30:53,081 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-15 15:30:53,082 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-15 15:30:53,082 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-15 15:30:53,082 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-15 15:30:53,083 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-15 15:30:53,083 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-15 15:30:53,083 INFO L153 SettingsManager]: * Use SBE=true [2024-10-15 15:30:53,083 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-15 15:30:53,084 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-15 15:30:53,084 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-15 15:30:53,084 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-15 15:30:53,084 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-15 15:30:53,084 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-15 15:30:53,085 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-15 15:30:53,085 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-15 15:30:53,089 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-15 15:30:53,090 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-15 15:30:53,090 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-15 15:30:53,090 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-15 15:30:53,090 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-15 15:30:53,090 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-15 15:30:53,093 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-15 15:30:53,094 INFO L153 SettingsManager]: * Future-live optimization=false [2024-10-15 15:30:53,094 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-15 15:30:53,094 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-15 15:30:53,094 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None Applying setting for plugin de.uni_freiburg.informatik.ultimate.boogie.procedureinliner: Inline calls to implemented procedures -> NEVER [2024-10-15 15:30:53,351 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-15 15:30:53,372 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-15 15:30:53,374 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-15 15:30:53,376 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-10-15 15:30:53,380 INFO L274 PluginConnector]: Witness Parser initialized [2024-10-15 15:30:53,381 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/cggmp2005b.yml/witness-2.1.yml [2024-10-15 15:30:53,429 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-15 15:30:53,429 INFO L274 PluginConnector]: CDTParser initialized [2024-10-15 15:30:53,430 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/loop-lit/cggmp2005b.i [2024-10-15 15:30:54,941 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-15 15:30:55,143 INFO L384 CDTParser]: Found 1 translation units. [2024-10-15 15:30:55,143 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-lit/cggmp2005b.i [2024-10-15 15:30:55,150 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/b85f51f80/2796a1d572734d75b45eed5d21ddfa00/FLAGa34983468 [2024-10-15 15:30:55,169 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/b85f51f80/2796a1d572734d75b45eed5d21ddfa00 [2024-10-15 15:30:55,170 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-15 15:30:55,171 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-10-15 15:30:55,173 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-15 15:30:55,173 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-15 15:30:55,178 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-15 15:30:55,179 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 15.10 03:30:53" (1/2) ... [2024-10-15 15:30:55,180 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75bb3d2d and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:30:55, skipping insertion in model container [2024-10-15 15:30:55,180 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 15.10 03:30:53" (1/2) ... [2024-10-15 15:30:55,182 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7069f2d1 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:30:55, skipping insertion in model container [2024-10-15 15:30:55,182 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:30:55" (2/2) ... [2024-10-15 15:30:55,183 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75bb3d2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:30:55, skipping insertion in model container [2024-10-15 15:30:55,183 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:30:55" (2/2) ... [2024-10-15 15:30:55,197 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-10-15 15:30:55,198 INFO L1541 ArrayList]: Loop invariant at [L31-L33] ((i < 2) || (k == 4)) [2024-10-15 15:30:55,198 INFO L1541 ArrayList]: Loop invariant at [L35-L37] (k == 4) [2024-10-15 15:30:55,198 INFO L1541 ArrayList]: Loop invariant at [L29-L38] (((i == 0) && (((long long) j + 100) <= 0)) || (k == 4)) [2024-10-15 15:30:55,198 INFO L1541 ArrayList]: Function contract at [L17]: requires (1 <= cond), ensures (1 <= cond) [2024-10-15 15:30:55,215 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-15 15:30:55,378 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/loop-lit/cggmp2005b.i[895,908] [2024-10-15 15:30:55,391 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-15 15:30:55,399 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-10-15 15:30:55,431 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/loop-lit/cggmp2005b.i[895,908] Start Parsing Local Start Parsing Local Start Parsing Local [2024-10-15 15:30:55,437 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-15 15:30:55,450 INFO L204 MainTranslator]: Completed translation [2024-10-15 15:30:55,450 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:30:55 WrapperNode [2024-10-15 15:30:55,451 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-15 15:30:55,451 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-15 15:30:55,451 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-15 15:30:55,451 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-15 15:30:55,459 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:30:55" (1/1) ... [2024-10-15 15:30:55,464 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:30:55" (1/1) ... [2024-10-15 15:30:55,469 INFO L138 Inliner]: procedures = 16, calls = 7, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2024-10-15 15:30:55,470 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-15 15:30:55,471 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-15 15:30:55,471 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-15 15:30:55,471 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-15 15:30:55,479 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:30:55" (1/1) ... [2024-10-15 15:30:55,479 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:30:55" (1/1) ... [2024-10-15 15:30:55,480 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:30:55" (1/1) ... [2024-10-15 15:30:55,491 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 [2024-10-15 15:30:55,492 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:30:55" (1/1) ... [2024-10-15 15:30:55,492 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:30:55" (1/1) ... [2024-10-15 15:30:55,494 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:30:55" (1/1) ... [2024-10-15 15:30:55,498 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:30:55" (1/1) ... [2024-10-15 15:30:55,500 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:30:55" (1/1) ... [2024-10-15 15:30:55,504 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:30:55" (1/1) ... [2024-10-15 15:30:55,506 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-15 15:30:55,506 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-15 15:30:55,506 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-15 15:30:55,506 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-15 15:30:55,507 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:30:55" (1/1) ... [2024-10-15 15:30:55,513 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-15 15:30:55,521 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-10-15 15:30:55,536 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) [2024-10-15 15:30:55,539 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 [2024-10-15 15:30:55,583 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-15 15:30:55,583 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-10-15 15:30:55,583 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-10-15 15:30:55,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-15 15:30:55,584 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-10-15 15:30:55,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-10-15 15:30:55,584 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-15 15:30:55,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-15 15:30:55,584 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-10-15 15:30:55,584 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-10-15 15:30:55,642 INFO L238 CfgBuilder]: Building ICFG [2024-10-15 15:30:55,644 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-15 15:30:55,744 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-10-15 15:30:55,753 INFO L287 CfgBuilder]: Performing block encoding [2024-10-15 15:30:55,778 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-15 15:30:55,778 INFO L314 CfgBuilder]: Removed 3 assume(true) statements. [2024-10-15 15:30:55,778 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 03:30:55 BoogieIcfgContainer [2024-10-15 15:30:55,779 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-15 15:30:55,779 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-10-15 15:30:55,779 INFO L270 PluginConnector]: Initializing Referee... [2024-10-15 15:30:55,780 INFO L274 PluginConnector]: Referee initialized [2024-10-15 15:30:55,781 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 15.10 03:30:53" (1/4) ... [2024-10-15 15:30:55,781 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@15334611 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 15.10 03:30:55, skipping insertion in model container [2024-10-15 15:30:55,781 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 15.10 03:30:55" (2/4) ... [2024-10-15 15:30:55,782 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@15334611 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 15.10 03:30:55, skipping insertion in model container [2024-10-15 15:30:55,782 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:30:55" (3/4) ... [2024-10-15 15:30:55,783 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@15334611 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 15.10 03:30:55, skipping insertion in model container [2024-10-15 15:30:55,783 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 03:30:55" (4/4) ... [2024-10-15 15:30:55,784 INFO L79 RefereeObserver]: Analyzing ICFG cggmp2005b.i [2024-10-15 15:30:55,787 INFO L113 InvariantChecker]: Found 3 loops. [2024-10-15 15:30:55,788 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-3 to LOOP_INVARIANT_ERROR_LOC mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 3 edges. [2024-10-15 15:30:55,788 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L31-3 to LOOP_INVARIANT_ERROR_LOC mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-10-15 15:30:55,788 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L31-3 to LOOP_INVARIANT_ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 3 edges. [2024-10-15 15:30:55,788 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-4 to LOOP_INVARIANT_ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 3 edges. [2024-10-15 15:30:55,789 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 4 edges. [2024-10-15 15:30:55,789 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 2 edges. [2024-10-15 15:30:55,789 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-10-15 15:30:55,789 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-10-15 15:30:55,790 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-4 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-10-15 15:30:55,790 INFO L131 InvariantChecker]: Will check 1 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from procedure entry to loop head, 5 loop-free subgraphs from loop head to loop head, 2 loop-free subgraphs from procedure entry to error location [2024-10-15 15:30:55,821 INFO L309 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-10-15 15:30:55,822 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:30:55,822 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:30:55,823 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:30:55,824 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:30:55,825 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:55,833 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-10-15 15:30:55,837 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:55,837 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:30:55,838 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:30:55,838 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:30:55,839 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:30:55,851 INFO L520 InvariantChecker]: The annotation(s) from loop head L35-3 to loop head mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-10-15 15:30:55,863 INFO L309 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-10-15 15:30:55,863 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:30:55,864 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:30:55,864 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:30:55,864 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:30:55,864 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:55,867 INFO L101 BaseMinimizeStates]: Removed 9 edges and 3 locations by large block encoding [2024-10-15 15:30:55,870 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:55,870 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:30:55,870 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:30:55,871 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:30:55,873 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:30:55,876 INFO L520 InvariantChecker]: The annotation(s) from loop head L31-3 to loop head mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-10-15 15:30:55,885 INFO L309 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-10-15 15:30:55,889 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:30:55,889 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:30:55,889 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:30:55,890 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:30:55,890 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:55,892 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-10-15 15:30:55,894 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:55,894 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:30:55,894 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:30:55,894 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:30:55,894 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:30:55,897 INFO L520 InvariantChecker]: The annotation(s) from loop head L31-3 to loop head mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-10-15 15:30:55,905 INFO L309 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-10-15 15:30:55,906 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:30:55,906 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:30:55,906 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:30:55,907 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:30:55,907 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:55,910 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-10-15 15:30:55,911 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:55,911 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:30:55,911 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:30:55,912 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:30:55,912 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:30:55,915 INFO L520 InvariantChecker]: The annotation(s) from loop head L35-4 to loop head mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-10-15 15:30:55,923 INFO L309 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-10-15 15:30:55,923 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:30:55,923 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:30:55,923 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:30:55,923 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:30:55,924 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:55,925 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-10-15 15:30:55,925 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:55,925 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:30:55,925 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:30:55,925 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:30:55,925 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:30:55,929 INFO L520 InvariantChecker]: The annotation(s) from loop head L35-3 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-10-15 15:30:55,933 INFO L309 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-10-15 15:30:55,934 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:30:55,935 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:30:55,935 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:30:55,935 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:30:55,935 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:55,936 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-10-15 15:30:55,936 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:55,936 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:30:55,937 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:30:55,937 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:30:55,937 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:30:55,941 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-10-15 15:30:55,945 INFO L309 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-10-15 15:30:55,945 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:30:55,946 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:30:55,946 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:30:55,946 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:30:55,946 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:55,948 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-10-15 15:30:55,948 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:55,948 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:30:55,948 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:30:55,948 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:30:55,961 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:30:55,963 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-10-15 15:30:55,967 INFO L309 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-10-15 15:30:55,968 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:30:55,968 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:30:55,968 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:30:55,968 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:30:55,968 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:55,970 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-10-15 15:30:55,970 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:55,970 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:30:55,970 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:30:55,970 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:30:55,970 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:30:55,972 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-10-15 15:30:55,976 INFO L309 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-10-15 15:30:55,976 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:30:55,976 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:30:55,976 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:30:55,976 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:30:55,976 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:55,985 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-10-15 15:30:55,985 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:55,985 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:30:55,986 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:30:55,986 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:30:55,987 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:30:55,992 INFO L520 InvariantChecker]: The annotation(s) from loop head L35-4 to error location mainErr3REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-10-15 15:30:55,995 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-10-15 15:30:55,995 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@15334611 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 15.10 03:30:55, skipping insertion in model container [2024-10-15 15:30:55,995 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-10-15 15:30:55,997 INFO L158 Benchmark]: Toolchain (without parser) took 825.16ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 48.2MB in the beginning and 59.0MB in the end (delta: -10.8MB). Peak memory consumption was 25.7MB. Max. memory is 16.1GB. [2024-10-15 15:30:55,997 INFO L158 Benchmark]: Witness Parser took 0.16ms. Allocated memory is still 44.0MB. Free memory was 26.8MB in the beginning and 26.7MB in the end (delta: 52.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:30:55,998 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 44.0MB. Free memory is still 24.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:30:55,998 INFO L158 Benchmark]: CACSL2BoogieTranslator took 277.68ms. Allocated memory is still 69.2MB. Free memory was 47.9MB in the beginning and 33.7MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-10-15 15:30:55,998 INFO L158 Benchmark]: Boogie Procedure Inliner took 18.49ms. Allocated memory is still 69.2MB. Free memory was 33.7MB in the beginning and 32.9MB in the end (delta: 849.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:30:55,999 INFO L158 Benchmark]: Boogie Preprocessor took 34.76ms. Allocated memory is still 69.2MB. Free memory was 32.9MB in the beginning and 31.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-15 15:30:55,999 INFO L158 Benchmark]: RCFGBuilder took 272.31ms. Allocated memory is still 69.2MB. Free memory was 31.0MB in the beginning and 41.5MB in the end (delta: -10.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-10-15 15:30:56,000 INFO L158 Benchmark]: Referee took 216.32ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 41.5MB in the beginning and 59.0MB in the end (delta: -17.5MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. [2024-10-15 15:30:56,002 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 29 to check that procedure precondition always holds at line 29. 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 loop head at line 35. Annotation is valid for all loop-free paths from loop head at line 29 to loop head at line 31. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 29. Annotation is valid for all loop-free paths from loop head at line 31 to loop head at line 35. Annotation is valid for all loop-free paths from loop head at line 31 to loop head at line 31. Annotation is valid for all loop-free paths from loop head at line 35 to loop head at line 29. 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 19. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.16ms. Allocated memory is still 44.0MB. Free memory was 26.8MB in the beginning and 26.7MB in the end (delta: 52.5kB). There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.36ms. Allocated memory is still 44.0MB. Free memory is still 24.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 277.68ms. Allocated memory is still 69.2MB. Free memory was 47.9MB in the beginning and 33.7MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 18.49ms. Allocated memory is still 69.2MB. Free memory was 33.7MB in the beginning and 32.9MB in the end (delta: 849.9kB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 34.76ms. Allocated memory is still 69.2MB. Free memory was 32.9MB in the beginning and 31.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 272.31ms. Allocated memory is still 69.2MB. Free memory was 31.0MB in the beginning and 41.5MB in the end (delta: -10.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Referee took 216.32ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 41.5MB in the beginning and 59.0MB in the end (delta: -17.5MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-10-15 15:30:56,025 INFO L540 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...