This is Ultimate 0.2.5-wip.dk.contract-modifies-e378df2-m [2024-10-15 15:33:23,239 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-15 15:33:23,298 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-10-15 15:33:23,303 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-15 15:33:23,303 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-15 15:33:23,326 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-15 15:33:23,328 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-15 15:33:23,329 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-15 15:33:23,329 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-15 15:33:23,329 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-15 15:33:23,329 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-15 15:33:23,330 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-15 15:33:23,330 INFO L153 SettingsManager]: * Use SBE=true [2024-10-15 15:33:23,330 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-15 15:33:23,330 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-15 15:33:23,330 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-15 15:33:23,331 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-15 15:33:23,331 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-15 15:33:23,331 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-15 15:33:23,331 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-15 15:33:23,331 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-15 15:33:23,335 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-15 15:33:23,335 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-15 15:33:23,336 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-15 15:33:23,336 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-15 15:33:23,336 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-15 15:33:23,336 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-15 15:33:23,339 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-15 15:33:23,339 INFO L153 SettingsManager]: * Future-live optimization=false [2024-10-15 15:33:23,339 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-15 15:33:23,339 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-15 15:33:23,339 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None Applying setting for plugin de.uni_freiburg.informatik.ultimate.boogie.procedureinliner: Inline calls to implemented procedures -> NEVER [2024-10-15 15:33:23,571 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-15 15:33:23,587 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-15 15:33:23,590 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-15 15:33:23,590 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-10-15 15:33:23,591 INFO L274 PluginConnector]: Witness Parser initialized [2024-10-15 15:33:23,592 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/mannadiv_valuebound2.yml/witness-2.1.yml [2024-10-15 15:33:23,635 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-15 15:33:23,635 INFO L274 PluginConnector]: CDTParser initialized [2024-10-15 15:33:23,635 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound2.c [2024-10-15 15:33:24,905 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-15 15:33:25,055 INFO L384 CDTParser]: Found 1 translation units. [2024-10-15 15:33:25,056 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound2.c [2024-10-15 15:33:25,063 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/53c5a477f/c9b8c45da3594890bd15d84f19d7805b/FLAGc41ddd606 [2024-10-15 15:33:25,465 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/53c5a477f/c9b8c45da3594890bd15d84f19d7805b [2024-10-15 15:33:25,465 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-15 15:33:25,466 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-10-15 15:33:25,472 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-15 15:33:25,473 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-15 15:33:25,477 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-15 15:33:25,478 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 03:33:23" (1/2) ... [2024-10-15 15:33:25,479 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@720d9743 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:33:25, skipping insertion in model container [2024-10-15 15:33:25,479 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 03:33:23" (1/2) ... [2024-10-15 15:33:25,480 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5434cf0b and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:33:25, skipping insertion in model container [2024-10-15 15:33:25,480 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:33:25" (2/2) ... [2024-10-15 15:33:25,481 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@720d9743 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:33:25, skipping insertion in model container [2024-10-15 15:33:25,481 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:33:25" (2/2) ... [2024-10-15 15:33:25,487 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-10-15 15:33:25,488 INFO L1541 ArrayList]: Loop invariant at [L35-L48] (((((long long) x2 * y1) + y3) + y2) == x1) [2024-10-15 15:33:25,488 INFO L1541 ArrayList]: Function contract at [L15]: requires (1 <= cond), ensures (1 <= cond) [2024-10-15 15:33:25,502 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-15 15:33:25,625 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound2.c[573,586] [2024-10-15 15:33:25,637 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-15 15:33:25,644 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-10-15 15:33:25,677 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/mannadiv_valuebound2.c[573,586] Start Parsing Local [2024-10-15 15:33:25,684 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-15 15:33:25,700 INFO L204 MainTranslator]: Completed translation [2024-10-15 15:33:25,702 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:33:25 WrapperNode [2024-10-15 15:33:25,703 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-15 15:33:25,704 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-15 15:33:25,704 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-15 15:33:25,704 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-15 15:33:25,709 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:33:25" (1/1) ... [2024-10-15 15:33:25,716 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:33:25" (1/1) ... [2024-10-15 15:33:25,721 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2024-10-15 15:33:25,721 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-15 15:33:25,722 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-15 15:33:25,723 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-15 15:33:25,723 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-15 15:33:25,731 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:33:25" (1/1) ... [2024-10-15 15:33:25,731 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:33:25" (1/1) ... [2024-10-15 15:33:25,732 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:33:25" (1/1) ... [2024-10-15 15:33:25,739 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 15:33:25,739 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:33:25" (1/1) ... [2024-10-15 15:33:25,739 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:33:25" (1/1) ... [2024-10-15 15:33:25,741 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:33:25" (1/1) ... [2024-10-15 15:33:25,743 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:33:25" (1/1) ... [2024-10-15 15:33:25,744 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:33:25" (1/1) ... [2024-10-15 15:33:25,744 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:33:25" (1/1) ... [2024-10-15 15:33:25,745 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-15 15:33:25,746 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-15 15:33:25,746 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-15 15:33:25,746 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-15 15:33:25,747 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:33:25" (1/1) ... [2024-10-15 15:33:25,751 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-15 15:33:25,758 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-10-15 15:33:25,770 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 15:33:25,776 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 15:33:25,813 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-15 15:33:25,813 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-15 15:33:25,813 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-15 15:33:25,813 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-10-15 15:33:25,813 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-10-15 15:33:25,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-15 15:33:25,814 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-10-15 15:33:25,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-10-15 15:33:25,814 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-15 15:33:25,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-15 15:33:25,815 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-10-15 15:33:25,815 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-10-15 15:33:25,871 INFO L238 CfgBuilder]: Building ICFG [2024-10-15 15:33:25,873 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-15 15:33:26,008 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-10-15 15:33:26,022 INFO L287 CfgBuilder]: Performing block encoding [2024-10-15 15:33:26,042 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-15 15:33:26,043 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-15 15:33:26,043 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 03:33:26 BoogieIcfgContainer [2024-10-15 15:33:26,043 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-15 15:33:26,044 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-10-15 15:33:26,044 INFO L270 PluginConnector]: Initializing Referee... [2024-10-15 15:33:26,045 INFO L274 PluginConnector]: Referee initialized [2024-10-15 15:33:26,045 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 03:33:23" (1/4) ... [2024-10-15 15:33:26,046 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@4b2b67ea and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 15.10 03:33:26, skipping insertion in model container [2024-10-15 15:33:26,046 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 15.10 03:33:25" (2/4) ... [2024-10-15 15:33:26,046 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@4b2b67ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 15.10 03:33:26, skipping insertion in model container [2024-10-15 15:33:26,047 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:33:25" (3/4) ... [2024-10-15 15:33:26,047 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@4b2b67ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 15.10 03:33:26, skipping insertion in model container [2024-10-15 15:33:26,047 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 03:33:26" (4/4) ... [2024-10-15 15:33:26,048 INFO L79 RefereeObserver]: Analyzing ICFG mannadiv_valuebound2.c [2024-10-15 15:33:26,052 INFO L113 InvariantChecker]: Found 1 loops. [2024-10-15 15:33:26,053 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L40-2 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-10-15 15:33:26,053 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-10-15 15:33:26,053 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L40-2 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-10-15 15:33:26,053 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L40-2 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-10-15 15:33:26,053 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 15:33:26,053 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 15:33:26,054 INFO L131 InvariantChecker]: Will check 1 loop-free subgraphs from procedure entry to loop head, 2 loop-free subgraphs from loop head to error location, 2 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from loop head to loop head [2024-10-15 15:33:26,099 INFO L309 BlockEncoder]: Initial Icfg 7 locations, 7 edges [2024-10-15 15:33:26,100 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:33:26,100 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:33:26,100 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:33:26,101 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:33:26,103 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:33:26,132 INFO L101 BaseMinimizeStates]: Removed 12 edges and 5 locations by large block encoding [2024-10-15 15:33:26,133 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:33:26,133 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:33:26,133 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:33:26,133 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:33:26,139 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:33:26,155 INFO L520 InvariantChecker]: The annotation(s) from loop head L40-2 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-10-15 15:33:26,166 INFO L309 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-10-15 15:33:26,167 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:33:26,171 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:33:26,171 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:33:26,171 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:33:26,171 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:33:26,178 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-10-15 15:33:26,178 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:33:26,178 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:33:26,178 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:33:26,178 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:33:26,179 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:33:26,183 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-10-15 15:33:26,192 INFO L309 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-10-15 15:33:26,192 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:33:26,192 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:33:26,192 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:33:26,195 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:33:26,195 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:33:26,201 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-10-15 15:33:26,202 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:33:26,202 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:33:26,202 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:33:26,202 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:33:26,203 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:33:26,205 INFO L520 InvariantChecker]: The annotation(s) from loop head L40-2 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-10-15 15:33:26,213 INFO L309 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-10-15 15:33:26,213 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:33:26,215 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:33:26,215 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:33:26,215 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:33:26,215 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:33:26,217 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-10-15 15:33:26,217 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:33:26,218 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:33:26,218 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:33:26,218 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:33:26,218 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:33:26,219 INFO L520 InvariantChecker]: The annotation(s) from loop head L40-2 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-10-15 15:33:26,227 INFO L309 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-10-15 15:33:26,228 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:33:26,228 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:33:26,228 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:33:26,228 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:33:26,228 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:33:26,230 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-10-15 15:33:26,230 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:33:26,230 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:33:26,231 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:33:26,231 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:33:26,232 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:33:26,233 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-10-15 15:33:26,245 INFO L309 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-10-15 15:33:26,247 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:33:26,247 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:33:26,247 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:33:26,247 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:33:26,247 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:33:26,248 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-10-15 15:33:26,250 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:33:26,250 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:33:26,251 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:33:26,251 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:33:26,251 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:33:26,254 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-10-15 15:33:26,256 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-10-15 15:33:26,256 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@4b2b67ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 15.10 03:33:26, skipping insertion in model container [2024-10-15 15:33:26,256 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-10-15 15:33:26,258 INFO L158 Benchmark]: Toolchain (without parser) took 790.90ms. Allocated memory was 65.0MB in the beginning and 88.1MB in the end (delta: 23.1MB). Free memory was 30.3MB in the beginning and 44.6MB in the end (delta: -14.4MB). Peak memory consumption was 10.8MB. Max. memory is 16.1GB. [2024-10-15 15:33:26,258 INFO L158 Benchmark]: Witness Parser took 0.18ms. Allocated memory is still 65.0MB. Free memory is still 43.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:33:26,258 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 65.0MB. Free memory was 41.1MB in the beginning and 41.1MB in the end (delta: 40.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:33:26,259 INFO L158 Benchmark]: CACSL2BoogieTranslator took 231.30ms. Allocated memory is still 88.1MB. Free memory was 69.1MB in the beginning and 55.0MB in the end (delta: 14.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-10-15 15:33:26,259 INFO L158 Benchmark]: Boogie Procedure Inliner took 18.06ms. Allocated memory is still 88.1MB. Free memory was 55.0MB in the beginning and 54.1MB in the end (delta: 891.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-15 15:33:26,259 INFO L158 Benchmark]: Boogie Preprocessor took 23.20ms. Allocated memory is still 88.1MB. Free memory was 53.8MB in the beginning and 52.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-15 15:33:26,260 INFO L158 Benchmark]: RCFGBuilder took 297.37ms. Allocated memory is still 88.1MB. Free memory was 52.3MB in the beginning and 64.0MB in the end (delta: -11.7MB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. [2024-10-15 15:33:26,260 INFO L158 Benchmark]: Referee took 212.26ms. Allocated memory is still 88.1MB. Free memory was 64.0MB in the beginning and 44.6MB in the end (delta: 19.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-10-15 15:33:26,262 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 35 to loop head at line 35. Annotation is valid for all loop-free paths from loop head at line 35 to check that procedure precondition always holds at line 36. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 35. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to check that a call to reach_error is unreachable at line 17. Annotation is valid for all loop-free paths from loop head at line 35 to check that procedure precondition always holds at line 35. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.18ms. Allocated memory is still 65.0MB. Free memory is still 43.1MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.26ms. Allocated memory is still 65.0MB. Free memory was 41.1MB in the beginning and 41.1MB in the end (delta: 40.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 231.30ms. Allocated memory is still 88.1MB. Free memory was 69.1MB in the beginning and 55.0MB in the end (delta: 14.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 18.06ms. Allocated memory is still 88.1MB. Free memory was 55.0MB in the beginning and 54.1MB in the end (delta: 891.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.20ms. Allocated memory is still 88.1MB. Free memory was 53.8MB in the beginning and 52.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 297.37ms. Allocated memory is still 88.1MB. Free memory was 52.3MB in the beginning and 64.0MB in the end (delta: -11.7MB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. * Referee took 212.26ms. Allocated memory is still 88.1MB. Free memory was 64.0MB in the beginning and 44.6MB in the end (delta: 19.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-10-15 15:33:26,286 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...