This is Ultimate 0.2.5-wip.dk.contract-modifies-e378df2-m [2024-10-15 15:31:18,277 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-15 15:31:18,348 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-10-15 15:31:18,354 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-15 15:31:18,354 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-15 15:31:18,386 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-15 15:31:18,387 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-15 15:31:18,387 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-15 15:31:18,388 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-15 15:31:18,389 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-15 15:31:18,389 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-15 15:31:18,390 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-15 15:31:18,390 INFO L153 SettingsManager]: * Use SBE=true [2024-10-15 15:31:18,390 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-15 15:31:18,392 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-15 15:31:18,392 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-15 15:31:18,393 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-15 15:31:18,393 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-15 15:31:18,393 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-15 15:31:18,393 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-15 15:31:18,394 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-15 15:31:18,398 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-15 15:31:18,399 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-15 15:31:18,399 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-15 15:31:18,399 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-15 15:31:18,399 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-15 15:31:18,400 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-15 15:31:18,400 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-15 15:31:18,400 INFO L153 SettingsManager]: * Future-live optimization=false [2024-10-15 15:31:18,400 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-15 15:31:18,401 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-15 15:31:18,401 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None Applying setting for plugin de.uni_freiburg.informatik.ultimate.boogie.procedureinliner: Inline calls to implemented procedures -> NEVER [2024-10-15 15:31:18,736 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-15 15:31:18,768 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-15 15:31:18,771 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-15 15:31:18,772 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-15 15:31:18,773 INFO L274 PluginConnector]: CDTParser initialized [2024-10-15 15:31:18,774 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/loop-industry-pattern/mod3.c [2024-10-15 15:31:20,358 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-15 15:31:20,577 INFO L384 CDTParser]: Found 1 translation units. [2024-10-15 15:31:20,577 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-industry-pattern/mod3.c [2024-10-15 15:31:20,584 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/61918f23e/08e75d8667894465ad2c4aed776f9d1d/FLAG0b662d27b [2024-10-15 15:31:20,596 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/61918f23e/08e75d8667894465ad2c4aed776f9d1d [2024-10-15 15:31:20,608 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-10-15 15:31:20,609 INFO L274 PluginConnector]: Witness Parser initialized [2024-10-15 15:31:20,609 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/mod3.yml/witness-2.1.yml [2024-10-15 15:31:20,663 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-15 15:31:20,665 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-10-15 15:31:20,667 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-15 15:31:20,667 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-15 15:31:20,673 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-15 15:31:20,674 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:31:20" (1/2) ... [2024-10-15 15:31:20,676 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41f5662e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:20, skipping insertion in model container [2024-10-15 15:31:20,676 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:31:20" (1/2) ... [2024-10-15 15:31:20,678 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2d4f51c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:20, skipping insertion in model container [2024-10-15 15:31:20,678 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 03:31:20" (2/2) ... [2024-10-15 15:31:20,679 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41f5662e and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:31:20, skipping insertion in model container [2024-10-15 15:31:20,679 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 03:31:20" (2/2) ... [2024-10-15 15:31:20,686 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-10-15 15:31:20,690 INFO L1541 ArrayList]: Loop invariant at [L18-L31] ((y == 1) || ((x % 3) < 1)) [2024-10-15 15:31:20,690 INFO L1541 ArrayList]: Function contract at [L8]: requires (1 <= cond), ensures (1 <= cond) [2024-10-15 15:31:20,709 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-15 15:31:20,880 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-industry-pattern/mod3.c[394,407] [2024-10-15 15:31:20,898 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-15 15:31:20,910 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-10-15 15:31:20,952 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-industry-pattern/mod3.c[394,407] Start Parsing Local [2024-10-15 15:31:20,959 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-15 15:31:20,976 INFO L204 MainTranslator]: Completed translation [2024-10-15 15:31:20,977 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:31:20 WrapperNode [2024-10-15 15:31:20,977 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-15 15:31:20,978 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-15 15:31:20,978 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-15 15:31:20,978 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-15 15:31:20,986 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:31:20" (1/1) ... [2024-10-15 15:31:20,993 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:31:20" (1/1) ... [2024-10-15 15:31:20,999 INFO L138 Inliner]: procedures = 13, calls = 15, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2024-10-15 15:31:21,000 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-15 15:31:21,000 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-15 15:31:21,001 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-15 15:31:21,001 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-15 15:31:21,010 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:31:20" (1/1) ... [2024-10-15 15:31:21,010 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:31:20" (1/1) ... [2024-10-15 15:31:21,011 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:31:20" (1/1) ... [2024-10-15 15:31:21,021 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 15:31:21,021 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:31:20" (1/1) ... [2024-10-15 15:31:21,021 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:31:20" (1/1) ... [2024-10-15 15:31:21,024 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:31:20" (1/1) ... [2024-10-15 15:31:21,031 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:31:20" (1/1) ... [2024-10-15 15:31:21,032 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:31:20" (1/1) ... [2024-10-15 15:31:21,032 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:31:20" (1/1) ... [2024-10-15 15:31:21,034 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-15 15:31:21,035 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-15 15:31:21,035 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-15 15:31:21,035 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-15 15:31:21,036 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:31:20" (1/1) ... [2024-10-15 15:31:21,046 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-15 15:31:21,054 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-10-15 15:31:21,068 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 15:31:21,076 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 15:31:21,124 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-15 15:31:21,124 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-10-15 15:31:21,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-10-15 15:31:21,126 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-15 15:31:21,127 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-15 15:31:21,127 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-10-15 15:31:21,127 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-10-15 15:31:21,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-15 15:31:21,127 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-10-15 15:31:21,128 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-10-15 15:31:21,200 INFO L238 CfgBuilder]: Building ICFG [2024-10-15 15:31:21,206 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-15 15:31:21,376 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-10-15 15:31:21,389 INFO L287 CfgBuilder]: Performing block encoding [2024-10-15 15:31:21,423 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-15 15:31:21,423 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-15 15:31:21,424 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 03:31:21 BoogieIcfgContainer [2024-10-15 15:31:21,424 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-15 15:31:21,425 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-10-15 15:31:21,425 INFO L270 PluginConnector]: Initializing Referee... [2024-10-15 15:31:21,426 INFO L274 PluginConnector]: Referee initialized [2024-10-15 15:31:21,426 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 15.10 03:31:20" (1/4) ... [2024-10-15 15:31:21,427 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@5872869b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 15.10 03:31:21, skipping insertion in model container [2024-10-15 15:31:21,428 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 03:31:20" (2/4) ... [2024-10-15 15:31:21,429 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@5872869b and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 15.10 03:31:21, skipping insertion in model container [2024-10-15 15:31:21,429 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:31:20" (3/4) ... [2024-10-15 15:31:21,429 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@5872869b and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 15.10 03:31:21, skipping insertion in model container [2024-10-15 15:31:21,429 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 03:31:21" (4/4) ... [2024-10-15 15:31:21,430 INFO L79 RefereeObserver]: Analyzing ICFG mod3.c [2024-10-15 15:31:21,434 INFO L113 InvariantChecker]: Found 1 loops. [2024-10-15 15:31:21,436 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L25-2 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 6 edges. [2024-10-15 15:31:21,437 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 15:31:21,437 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L25-2 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 10 edges. [2024-10-15 15:31:21,437 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 15:31:21,437 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 15:31:21,438 INFO L131 InvariantChecker]: Will check 2 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from procedure entry to loop head, 1 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from loop head to loop head [2024-10-15 15:31:21,495 INFO L309 BlockEncoder]: Initial Icfg 6 locations, 6 edges [2024-10-15 15:31:21,496 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:31:21,496 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:31:21,497 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:31:21,497 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:31:21,499 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:21,527 INFO L101 BaseMinimizeStates]: Removed 11 edges and 4 locations by large block encoding [2024-10-15 15:31:21,528 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:21,528 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:31:21,528 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:31:21,528 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:31:21,538 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:31:21,558 INFO L520 InvariantChecker]: The annotation(s) from loop head L25-2 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-10-15 15:31:21,576 INFO L309 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-10-15 15:31:21,577 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:31:21,577 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:31:21,577 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:31:21,577 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:31:21,577 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:21,579 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-10-15 15:31:21,579 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:21,579 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:31:21,582 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:31:21,582 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:31:21,582 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:31:21,589 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-10-15 15:31:21,605 INFO L309 BlockEncoder]: Initial Icfg 8 locations, 10 edges [2024-10-15 15:31:21,605 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:31:21,606 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:31:21,606 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:31:21,606 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:31:21,606 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:21,634 INFO L101 BaseMinimizeStates]: Removed 18 edges and 6 locations by large block encoding [2024-10-15 15:31:21,635 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:21,635 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:31:21,636 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:31:21,636 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:31:21,664 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:31:25,668 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-10-15 15:31:25,680 INFO L309 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-10-15 15:31:25,680 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:31:25,680 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:31:25,680 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:31:25,681 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:31:25,681 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:25,684 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-10-15 15:31:25,684 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:25,684 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:31:25,684 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:31:25,684 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:31:25,685 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:31:25,688 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-10-15 15:31:25,694 INFO L309 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-10-15 15:31:25,695 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:31:25,695 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:31:25,695 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:31:25,696 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:31:25,696 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:25,697 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-10-15 15:31:25,697 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:25,698 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:31:25,698 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:31:25,698 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:31:25,698 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:31:25,700 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-10-15 15:31:25,704 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness. [2024-10-15 15:31:25,704 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@5872869b and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 15.10 03:31:25, skipping insertion in model container [2024-10-15 15:31:25,704 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-10-15 15:31:25,706 INFO L158 Benchmark]: Toolchain (without parser) took 5040.65ms. Allocated memory was 71.3MB in the beginning and 90.2MB in the end (delta: 18.9MB). Free memory was 50.2MB in the beginning and 63.0MB in the end (delta: -12.9MB). Peak memory consumption was 23.3MB. Max. memory is 16.1GB. [2024-10-15 15:31:25,707 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 44.0MB. Free memory was 28.6MB in the beginning and 28.6MB in the end (delta: 42.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:31:25,707 INFO L158 Benchmark]: Witness Parser took 0.09ms. Allocated memory is still 71.3MB. Free memory is still 52.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:31:25,708 INFO L158 Benchmark]: CACSL2BoogieTranslator took 310.11ms. Allocated memory is still 71.3MB. Free memory was 49.9MB in the beginning and 35.9MB in the end (delta: 14.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-10-15 15:31:25,708 INFO L158 Benchmark]: Boogie Procedure Inliner took 21.91ms. Allocated memory is still 71.3MB. Free memory was 35.9MB in the beginning and 35.0MB in the end (delta: 948.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-15 15:31:25,709 INFO L158 Benchmark]: Boogie Preprocessor took 33.73ms. Allocated memory is still 71.3MB. Free memory was 35.0MB in the beginning and 33.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-15 15:31:25,709 INFO L158 Benchmark]: RCFGBuilder took 389.51ms. Allocated memory is still 71.3MB. Free memory was 33.2MB in the beginning and 42.9MB in the end (delta: -9.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-10-15 15:31:25,710 INFO L158 Benchmark]: Referee took 4279.56ms. Allocated memory was 71.3MB in the beginning and 90.2MB in the end (delta: 18.9MB). Free memory was 42.9MB in the beginning and 63.0MB in the end (delta: -20.2MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. [2024-10-15 15:31:25,713 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - AnnotationCheckResult: Insufficient resources for checking whether annotation is a valid proof of correctness. Insufficient resources for checking whether annotation is a valid proof of correctness. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 18 to loop head at line 18. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 18. 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 18 to check that procedure precondition always holds at line 33. 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 10. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 44.0MB. Free memory was 28.6MB in the beginning and 28.6MB in the end (delta: 42.7kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.09ms. Allocated memory is still 71.3MB. Free memory is still 52.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 310.11ms. Allocated memory is still 71.3MB. Free memory was 49.9MB in the beginning and 35.9MB in the end (delta: 14.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 21.91ms. Allocated memory is still 71.3MB. Free memory was 35.9MB in the beginning and 35.0MB in the end (delta: 948.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.73ms. Allocated memory is still 71.3MB. Free memory was 35.0MB in the beginning and 33.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 389.51ms. Allocated memory is still 71.3MB. Free memory was 33.2MB in the beginning and 42.9MB in the end (delta: -9.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Referee took 4279.56ms. Allocated memory was 71.3MB in the beginning and 90.2MB in the end (delta: 18.9MB). Free memory was 42.9MB in the beginning and 63.0MB in the end (delta: -20.2MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-10-15 15:31:25,748 INFO L552 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.5-wip.dk.contract-modifies-e378df2-m [2024-10-15 15:31:27,810 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-15 15:31:27,883 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-10-15 15:31:27,889 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-15 15:31:27,890 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-15 15:31:27,918 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-15 15:31:27,919 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-15 15:31:27,919 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-15 15:31:27,920 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-15 15:31:27,922 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-15 15:31:27,922 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-15 15:31:27,923 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-15 15:31:27,923 INFO L153 SettingsManager]: * Use SBE=true [2024-10-15 15:31:27,924 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-15 15:31:27,924 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-15 15:31:27,927 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-15 15:31:27,927 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-15 15:31:27,928 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-15 15:31:27,928 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-15 15:31:27,928 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-15 15:31:27,928 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-15 15:31:27,929 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-15 15:31:27,929 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-15 15:31:27,929 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-15 15:31:27,930 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-15 15:31:27,930 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-15 15:31:27,930 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-15 15:31:27,930 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-15 15:31:27,930 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-15 15:31:27,931 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-15 15:31:27,931 INFO L153 SettingsManager]: * Future-live optimization=false [2024-10-15 15:31:27,931 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-15 15:31:27,931 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-15 15:31:27,932 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None Applying setting for plugin de.uni_freiburg.informatik.ultimate.boogie.procedureinliner: Inline calls to implemented procedures -> NEVER [2024-10-15 15:31:28,290 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-15 15:31:28,313 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-15 15:31:28,316 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-15 15:31:28,317 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-10-15 15:31:28,318 INFO L274 PluginConnector]: Witness Parser initialized [2024-10-15 15:31:28,319 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/mod3.yml/witness-2.1.yml [2024-10-15 15:31:28,367 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-15 15:31:28,367 INFO L274 PluginConnector]: CDTParser initialized [2024-10-15 15:31:28,368 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/loop-industry-pattern/mod3.c [2024-10-15 15:31:29,995 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-15 15:31:30,173 INFO L384 CDTParser]: Found 1 translation units. [2024-10-15 15:31:30,174 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-industry-pattern/mod3.c [2024-10-15 15:31:30,181 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/79cac3c13/01968a30c17e40d0917e38b891f16adf/FLAG63495d8bf [2024-10-15 15:31:30,572 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/79cac3c13/01968a30c17e40d0917e38b891f16adf [2024-10-15 15:31:30,573 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-15 15:31:30,574 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-10-15 15:31:30,576 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-15 15:31:30,576 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-15 15:31:30,581 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-15 15:31:30,582 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 03:31:28" (1/2) ... [2024-10-15 15:31:30,583 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@414bc08 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:31:30, skipping insertion in model container [2024-10-15 15:31:30,585 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 03:31:28" (1/2) ... [2024-10-15 15:31:30,587 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@27b6462 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:31:30, skipping insertion in model container [2024-10-15 15:31:30,587 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:31:30" (2/2) ... [2024-10-15 15:31:30,588 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@414bc08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:30, skipping insertion in model container [2024-10-15 15:31:30,588 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:31:30" (2/2) ... [2024-10-15 15:31:30,600 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-10-15 15:31:30,601 INFO L1541 ArrayList]: Loop invariant at [L18-L31] ((y == 1) || ((x % 3) < 1)) [2024-10-15 15:31:30,602 INFO L1541 ArrayList]: Function contract at [L8]: requires (1 <= cond), ensures (1 <= cond) [2024-10-15 15:31:30,621 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-15 15:31:30,795 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-industry-pattern/mod3.c[394,407] [2024-10-15 15:31:30,814 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-15 15:31:30,827 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-10-15 15:31:30,871 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-industry-pattern/mod3.c[394,407] Start Parsing Local [2024-10-15 15:31:30,881 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-15 15:31:30,896 INFO L204 MainTranslator]: Completed translation [2024-10-15 15:31:30,897 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:30 WrapperNode [2024-10-15 15:31:30,897 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-15 15:31:30,898 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-15 15:31:30,899 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-15 15:31:30,899 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-15 15:31:30,906 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:30" (1/1) ... [2024-10-15 15:31:30,914 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:30" (1/1) ... [2024-10-15 15:31:30,920 INFO L138 Inliner]: procedures = 13, calls = 15, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2024-10-15 15:31:30,921 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-15 15:31:30,921 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-15 15:31:30,922 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-15 15:31:30,922 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-15 15:31:30,931 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:30" (1/1) ... [2024-10-15 15:31:30,932 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:30" (1/1) ... [2024-10-15 15:31:30,935 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:30" (1/1) ... [2024-10-15 15:31:30,950 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 15:31:30,950 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:30" (1/1) ... [2024-10-15 15:31:30,951 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:30" (1/1) ... [2024-10-15 15:31:30,956 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:30" (1/1) ... [2024-10-15 15:31:30,959 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:30" (1/1) ... [2024-10-15 15:31:30,960 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:30" (1/1) ... [2024-10-15 15:31:30,961 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:30" (1/1) ... [2024-10-15 15:31:30,964 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-15 15:31:30,969 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-15 15:31:30,969 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-15 15:31:30,969 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-15 15:31:30,970 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:30" (1/1) ... [2024-10-15 15:31:30,978 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-15 15:31:30,987 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-10-15 15:31:31,002 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 15:31:31,004 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 15:31:31,055 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-15 15:31:31,056 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-10-15 15:31:31,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-10-15 15:31:31,056 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-15 15:31:31,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-15 15:31:31,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-10-15 15:31:31,057 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-10-15 15:31:31,057 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-10-15 15:31:31,057 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-10-15 15:31:31,057 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-10-15 15:31:31,131 INFO L238 CfgBuilder]: Building ICFG [2024-10-15 15:31:31,134 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-15 15:31:31,309 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-10-15 15:31:31,319 INFO L287 CfgBuilder]: Performing block encoding [2024-10-15 15:31:31,353 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-15 15:31:31,357 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-15 15:31:31,358 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 03:31:31 BoogieIcfgContainer [2024-10-15 15:31:31,358 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-15 15:31:31,358 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-10-15 15:31:31,358 INFO L270 PluginConnector]: Initializing Referee... [2024-10-15 15:31:31,359 INFO L274 PluginConnector]: Referee initialized [2024-10-15 15:31:31,359 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 03:31:28" (1/4) ... [2024-10-15 15:31:31,360 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@1a366e1b and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 15.10 03:31:31, skipping insertion in model container [2024-10-15 15:31:31,360 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 15.10 03:31:30" (2/4) ... [2024-10-15 15:31:31,360 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@1a366e1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 15.10 03:31:31, skipping insertion in model container [2024-10-15 15:31:31,360 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:30" (3/4) ... [2024-10-15 15:31:31,360 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@1a366e1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 15.10 03:31:31, skipping insertion in model container [2024-10-15 15:31:31,360 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 03:31:31" (4/4) ... [2024-10-15 15:31:31,364 INFO L79 RefereeObserver]: Analyzing ICFG mod3.c [2024-10-15 15:31:31,367 INFO L113 InvariantChecker]: Found 1 loops. [2024-10-15 15:31:31,368 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L25-2 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 6 edges. [2024-10-15 15:31:31,368 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 15:31:31,368 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L25-2 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 10 edges. [2024-10-15 15:31:31,369 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 15:31:31,369 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 15:31:31,370 INFO L131 InvariantChecker]: Will check 1 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from loop head to loop head, 2 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from procedure entry to loop head [2024-10-15 15:31:31,410 INFO L309 BlockEncoder]: Initial Icfg 6 locations, 6 edges [2024-10-15 15:31:31,411 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:31:31,411 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:31:31,412 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:31:31,413 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:31:31,415 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:31,427 INFO L101 BaseMinimizeStates]: Removed 11 edges and 4 locations by large block encoding [2024-10-15 15:31:31,431 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:31,431 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:31:31,432 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:31:31,432 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:31:31,438 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:31:31,473 INFO L520 InvariantChecker]: The annotation(s) from loop head L25-2 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-10-15 15:31:31,495 INFO L309 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-10-15 15:31:31,495 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:31:31,496 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:31:31,496 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:31:31,496 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:31:31,496 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:31,498 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-10-15 15:31:31,499 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:31,499 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:31:31,499 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:31:31,499 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:31:31,500 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:31:31,505 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-10-15 15:31:31,526 INFO L309 BlockEncoder]: Initial Icfg 8 locations, 10 edges [2024-10-15 15:31:31,526 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:31:31,527 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:31:31,527 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:31:31,527 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:31:31,527 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:31,551 INFO L101 BaseMinimizeStates]: Removed 18 edges and 6 locations by large block encoding [2024-10-15 15:31:31,551 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:31,552 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:31:31,552 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:31:31,552 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:31:31,558 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:31:33,322 INFO L520 InvariantChecker]: The annotation(s) from loop head L25-2 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-10-15 15:31:33,335 INFO L309 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-10-15 15:31:33,336 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:31:33,336 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:31:33,336 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:31:33,336 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:31:33,336 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:33,339 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-10-15 15:31:33,340 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:33,340 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:31:33,340 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:31:33,340 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:31:33,341 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:31:33,344 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-10-15 15:31:33,353 INFO L309 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-10-15 15:31:33,353 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:31:33,353 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:31:33,354 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:31:33,354 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:31:33,354 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:33,356 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-10-15 15:31:33,356 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:33,356 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:31:33,356 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:31:33,357 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:31:33,357 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:31:33,358 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-10-15 15:31:33,361 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-10-15 15:31:33,362 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@1a366e1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 15.10 03:31:33, skipping insertion in model container [2024-10-15 15:31:33,362 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-10-15 15:31:33,364 INFO L158 Benchmark]: Toolchain (without parser) took 2789.08ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 34.3MB in the beginning and 45.7MB in the end (delta: -11.5MB). Peak memory consumption was 9.2MB. Max. memory is 16.1GB. [2024-10-15 15:31:33,364 INFO L158 Benchmark]: Witness Parser took 0.19ms. Allocated memory is still 50.3MB. Free memory was 26.4MB in the beginning and 26.4MB in the end (delta: 54.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:31:33,365 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 50.3MB. Free memory was 34.2MB in the beginning and 34.1MB in the end (delta: 61.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:31:33,365 INFO L158 Benchmark]: CACSL2BoogieTranslator took 321.75ms. Allocated memory is still 67.1MB. Free memory was 34.1MB in the beginning and 35.8MB in the end (delta: -1.7MB). Peak memory consumption was 7.0MB. Max. memory is 16.1GB. [2024-10-15 15:31:33,366 INFO L158 Benchmark]: Boogie Procedure Inliner took 22.44ms. Allocated memory is still 67.1MB. Free memory was 35.8MB in the beginning and 34.8MB in the end (delta: 973.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-15 15:31:33,366 INFO L158 Benchmark]: Boogie Preprocessor took 46.59ms. Allocated memory is still 67.1MB. Free memory was 34.8MB in the beginning and 32.9MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-15 15:31:33,367 INFO L158 Benchmark]: RCFGBuilder took 389.00ms. Allocated memory is still 67.1MB. Free memory was 32.9MB in the beginning and 35.1MB in the end (delta: -2.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-15 15:31:33,368 INFO L158 Benchmark]: Referee took 2003.94ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 35.1MB in the beginning and 45.7MB in the end (delta: -10.6MB). Peak memory consumption was 7.1MB. Max. memory is 16.1GB. [2024-10-15 15:31:33,371 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 entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert. Annotation is valid for all loop-free paths from loop head at line 18 to check that procedure precondition always holds at line 33. Annotation is valid for all loop-free paths from loop head at line 18 to loop head at line 18. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 18. 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 10. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.19ms. Allocated memory is still 50.3MB. Free memory was 26.4MB in the beginning and 26.4MB in the end (delta: 54.5kB). There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.11ms. Allocated memory is still 50.3MB. Free memory was 34.2MB in the beginning and 34.1MB in the end (delta: 61.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 321.75ms. Allocated memory is still 67.1MB. Free memory was 34.1MB in the beginning and 35.8MB in the end (delta: -1.7MB). Peak memory consumption was 7.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 22.44ms. Allocated memory is still 67.1MB. Free memory was 35.8MB in the beginning and 34.8MB in the end (delta: 973.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.59ms. Allocated memory is still 67.1MB. Free memory was 34.8MB in the beginning and 32.9MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 389.00ms. Allocated memory is still 67.1MB. Free memory was 32.9MB in the beginning and 35.1MB in the end (delta: -2.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Referee took 2003.94ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 35.1MB in the beginning and 45.7MB in the end (delta: -10.6MB). Peak memory consumption was 7.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-10-15 15:31:33,408 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...