This is Ultimate 0.2.5-wip.dk.contract-modifies-e378df2-m [2024-10-15 15:31:29,060 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-15 15:31:29,141 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-10-15 15:31:29,149 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-15 15:31:29,151 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-15 15:31:29,184 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-15 15:31:29,185 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-15 15:31:29,186 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-15 15:31:29,187 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-15 15:31:29,188 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-15 15:31:29,189 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-15 15:31:29,189 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-15 15:31:29,190 INFO L153 SettingsManager]: * Use SBE=true [2024-10-15 15:31:29,191 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-15 15:31:29,192 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-15 15:31:29,192 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-15 15:31:29,192 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-15 15:31:29,193 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-15 15:31:29,193 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-15 15:31:29,193 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-15 15:31:29,193 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-15 15:31:29,197 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-15 15:31:29,198 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-15 15:31:29,198 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-15 15:31:29,198 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-15 15:31:29,198 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-15 15:31:29,199 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-15 15:31:29,199 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-15 15:31:29,199 INFO L153 SettingsManager]: * Future-live optimization=false [2024-10-15 15:31:29,200 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-15 15:31:29,200 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-15 15:31:29,202 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None Applying setting for plugin de.uni_freiburg.informatik.ultimate.boogie.procedureinliner: Inline calls to implemented procedures -> NEVER [2024-10-15 15:31:29,520 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-15 15:31:29,541 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-15 15:31:29,544 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-15 15:31:29,546 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-10-15 15:31:29,547 INFO L274 PluginConnector]: Witness Parser initialized [2024-10-15 15:31:29,548 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/sumt3.yml/witness-2.1.yml [2024-10-15 15:31:29,600 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-15 15:31:29,600 INFO L274 PluginConnector]: CDTParser initialized [2024-10-15 15:31:29,600 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/loops-crafted-1/sumt3.c [2024-10-15 15:31:31,185 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-15 15:31:31,338 INFO L384 CDTParser]: Found 1 translation units. [2024-10-15 15:31:31,338 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loops-crafted-1/sumt3.c [2024-10-15 15:31:31,344 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/652639c6a/38ce3f19dbe34d398b559e4f8f76279b/FLAG6acd25111 [2024-10-15 15:31:31,355 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/652639c6a/38ce3f19dbe34d398b559e4f8f76279b [2024-10-15 15:31:31,355 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-15 15:31:31,358 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-10-15 15:31:31,359 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-15 15:31:31,359 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-15 15:31:31,366 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-15 15:31:31,367 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 03:31:29" (1/2) ... [2024-10-15 15:31:31,368 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@de9865d and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:31:31, skipping insertion in model container [2024-10-15 15:31:31,370 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 03:31:29" (1/2) ... [2024-10-15 15:31:31,372 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@686a2a8 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:31:31, skipping insertion in model container [2024-10-15 15:31:31,372 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:31:31" (2/2) ... [2024-10-15 15:31:31,373 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@de9865d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:31, skipping insertion in model container [2024-10-15 15:31:31,373 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:31:31" (2/2) ... [2024-10-15 15:31:31,386 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-10-15 15:31:31,387 INFO L1541 ArrayList]: Loop invariant at [L24-L33] (((((long long) i + k) + j) % 4294967296) == l) [2024-10-15 15:31:31,387 INFO L1541 ArrayList]: Function contract at [L8]: requires (cond != 0), ensures ((cond != 0) && (SIZE == \old(SIZE))) [2024-10-15 15:31:31,387 INFO L1541 ArrayList]: Function contract at [L16]: requires null, ensures (SIZE == \old(SIZE)) [2024-10-15 15:31:31,408 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-15 15:31:31,584 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/loops-crafted-1/sumt3.c[403,416] [2024-10-15 15:31:31,603 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-15 15:31:31,611 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-10-15 15:31:31,650 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/loops-crafted-1/sumt3.c[403,416] Start Parsing Global Start Parsing Local [2024-10-15 15:31:31,661 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-15 15:31:31,682 INFO L204 MainTranslator]: Completed translation [2024-10-15 15:31:31,682 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:31 WrapperNode [2024-10-15 15:31:31,683 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-15 15:31:31,684 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-15 15:31:31,684 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-15 15:31:31,684 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-15 15:31:31,691 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:31" (1/1) ... [2024-10-15 15:31:31,699 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:31" (1/1) ... [2024-10-15 15:31:31,710 INFO L138 Inliner]: procedures = 14, calls = 16, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2024-10-15 15:31:31,711 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-15 15:31:31,712 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-15 15:31:31,713 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-15 15:31:31,714 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-15 15:31:31,724 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:31" (1/1) ... [2024-10-15 15:31:31,724 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:31" (1/1) ... [2024-10-15 15:31:31,725 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:31" (1/1) ... [2024-10-15 15:31:31,733 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure main is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-10-15 15:31:31,733 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:31" (1/1) ... [2024-10-15 15:31:31,733 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:31" (1/1) ... [2024-10-15 15:31:31,741 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:31" (1/1) ... [2024-10-15 15:31:31,744 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:31" (1/1) ... [2024-10-15 15:31:31,749 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:31" (1/1) ... [2024-10-15 15:31:31,750 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:31" (1/1) ... [2024-10-15 15:31:31,751 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-15 15:31:31,752 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-15 15:31:31,752 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-15 15:31:31,752 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-15 15:31:31,753 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:31" (1/1) ... [2024-10-15 15:31:31,766 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-15 15:31:31,776 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-10-15 15:31:31,796 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 15:31:31,801 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 15:31:31,837 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-15 15:31:31,838 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-10-15 15:31:31,838 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-10-15 15:31:31,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-15 15:31:31,838 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-10-15 15:31:31,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-10-15 15:31:31,838 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-15 15:31:31,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-15 15:31:31,839 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-10-15 15:31:31,839 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-10-15 15:31:31,902 INFO L238 CfgBuilder]: Building ICFG [2024-10-15 15:31:31,904 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-15 15:31:32,069 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-10-15 15:31:32,083 INFO L287 CfgBuilder]: Performing block encoding [2024-10-15 15:31:32,113 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-15 15:31:32,114 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-15 15:31:32,114 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 03:31:32 BoogieIcfgContainer [2024-10-15 15:31:32,114 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-15 15:31:32,115 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-10-15 15:31:32,115 INFO L270 PluginConnector]: Initializing Referee... [2024-10-15 15:31:32,115 INFO L274 PluginConnector]: Referee initialized [2024-10-15 15:31:32,115 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 03:31:29" (1/4) ... [2024-10-15 15:31:32,116 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@496c816d and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 15.10 03:31:32, skipping insertion in model container [2024-10-15 15:31:32,116 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 15.10 03:31:31" (2/4) ... [2024-10-15 15:31:32,116 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@496c816d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 15.10 03:31:32, skipping insertion in model container [2024-10-15 15:31:32,116 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:31" (3/4) ... [2024-10-15 15:31:32,116 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@496c816d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 15.10 03:31:32, skipping insertion in model container [2024-10-15 15:31:32,116 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 03:31:32" (4/4) ... [2024-10-15 15:31:32,117 INFO L79 RefereeObserver]: Analyzing ICFG sumt3.c [2024-10-15 15:31:32,120 INFO L113 InvariantChecker]: Found 1 loops. [2024-10-15 15:31:32,122 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L24-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-10-15 15:31:32,122 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr2ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 3 edges. [2024-10-15 15:31:32,122 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L24-3 to ERROR_LOC mainErr2ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 6 edges. [2024-10-15 15:31:32,123 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 3 edges. [2024-10-15 15:31:32,123 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L24-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 8 edges. [2024-10-15 15:31:32,123 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 15:31:32,123 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 15:31:32,123 INFO L131 InvariantChecker]: Will check 2 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from loop head to loop head, 1 loop-free subgraphs from procedure entry to loop head, 3 loop-free subgraphs from procedure entry to error location [2024-10-15 15:31:32,158 INFO L309 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-10-15 15:31:32,159 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:31:32,159 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:31:32,160 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:31:32,160 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:31:32,162 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:32,173 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-10-15 15:31:32,174 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:32,175 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:31:32,175 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:31:32,175 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:31:32,179 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:31:32,195 INFO L520 InvariantChecker]: The annotation(s) from loop head L24-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-10-15 15:31:32,209 INFO L309 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-10-15 15:31:32,209 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:31:32,209 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:31:32,209 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:31:32,210 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:31:32,210 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:32,214 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-10-15 15:31:32,215 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:32,215 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:31:32,215 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:31:32,215 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:31:32,216 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:31:32,221 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location mainErr2ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-10-15 15:31:32,237 INFO L309 BlockEncoder]: Initial Icfg 6 locations, 6 edges [2024-10-15 15:31:32,238 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:31:32,238 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:31:32,239 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:31:32,239 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:31:32,239 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:32,251 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-10-15 15:31:32,251 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:32,251 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:31:32,253 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:31:32,253 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:31:32,254 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:31:32,257 INFO L520 InvariantChecker]: The annotation(s) from loop head L24-3 to error location mainErr2ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-10-15 15:31:32,268 INFO L309 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-10-15 15:31:32,273 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:31:32,273 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:31:32,273 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:31:32,274 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:31:32,274 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:32,276 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-10-15 15:31:32,276 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:32,276 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:31:32,277 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:31:32,277 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:31:32,277 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:31:32,282 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-10-15 15:31:32,290 INFO L309 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-10-15 15:31:32,291 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:31:32,291 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:31:32,291 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:31:32,291 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:31:32,291 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:32,304 INFO L101 BaseMinimizeStates]: Removed 16 edges and 5 locations by large block encoding [2024-10-15 15:31:32,304 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:32,304 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:31:32,304 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:31:32,305 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:31:32,308 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:31:32,329 INFO L520 InvariantChecker]: The annotation(s) from loop head L24-3 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-10-15 15:31:32,337 INFO L309 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-10-15 15:31:32,337 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:31:32,338 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:31:32,338 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:31:32,338 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:31:32,338 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:32,340 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-10-15 15:31:32,340 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:32,341 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:31:32,341 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:31:32,341 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:31:32,341 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:31:32,343 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-10-15 15:31:32,348 INFO L309 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-10-15 15:31:32,348 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:31:32,349 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:31:32,349 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:31:32,349 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:31:32,349 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:32,350 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-10-15 15:31:32,350 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:32,350 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:31:32,350 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:31:32,350 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:31:32,351 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:31:32,357 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-10-15 15:31:32,360 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-10-15 15:31:32,360 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@496c816d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 15.10 03:31:32, skipping insertion in model container [2024-10-15 15:31:32,360 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-10-15 15:31:32,362 INFO L158 Benchmark]: Toolchain (without parser) took 1003.74ms. Allocated memory is still 111.1MB. Free memory was 80.7MB in the beginning and 56.5MB in the end (delta: 24.2MB). Peak memory consumption was 23.4MB. Max. memory is 16.1GB. [2024-10-15 15:31:32,362 INFO L158 Benchmark]: Witness Parser took 0.24ms. Allocated memory is still 65.0MB. Free memory is still 46.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:31:32,362 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 65.0MB. Free memory is still 44.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:31:32,363 INFO L158 Benchmark]: CACSL2BoogieTranslator took 324.62ms. Allocated memory is still 111.1MB. Free memory was 80.3MB in the beginning and 66.0MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-10-15 15:31:32,363 INFO L158 Benchmark]: Boogie Procedure Inliner took 27.60ms. Allocated memory is still 111.1MB. Free memory was 66.0MB in the beginning and 65.1MB in the end (delta: 934.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:31:32,364 INFO L158 Benchmark]: Boogie Preprocessor took 38.85ms. Allocated memory is still 111.1MB. Free memory was 65.1MB in the beginning and 63.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-15 15:31:32,364 INFO L158 Benchmark]: RCFGBuilder took 362.29ms. Allocated memory is still 111.1MB. Free memory was 63.3MB in the beginning and 80.7MB in the end (delta: -17.5MB). Peak memory consumption was 8.7MB. Max. memory is 16.1GB. [2024-10-15 15:31:32,364 INFO L158 Benchmark]: Referee took 245.89ms. Allocated memory is still 111.1MB. Free memory was 80.7MB in the beginning and 56.5MB in the end (delta: 24.2MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-10-15 15:31:32,367 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 main to exit of procedure main. Annotation is valid for all loop-free paths from loop head at line 24 to exit of procedure main. 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 __VERIFIER_assert to check that a call to reach_error is unreachable at line 10. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 24. Annotation is valid for all loop-free paths from loop head at line 24 to loop head at line 24. Annotation is valid for all loop-free paths from loop head at line 24 to check that procedure precondition always holds at line 24. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.24ms. Allocated memory is still 65.0MB. Free memory is still 46.7MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.37ms. Allocated memory is still 65.0MB. Free memory is still 44.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 324.62ms. Allocated memory is still 111.1MB. Free memory was 80.3MB in the beginning and 66.0MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 27.60ms. Allocated memory is still 111.1MB. Free memory was 66.0MB in the beginning and 65.1MB in the end (delta: 934.6kB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 38.85ms. Allocated memory is still 111.1MB. Free memory was 65.1MB in the beginning and 63.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 362.29ms. Allocated memory is still 111.1MB. Free memory was 63.3MB in the beginning and 80.7MB in the end (delta: -17.5MB). Peak memory consumption was 8.7MB. Max. memory is 16.1GB. * Referee took 245.89ms. Allocated memory is still 111.1MB. Free memory was 80.7MB in the beginning and 56.5MB in the end (delta: 24.2MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-10-15 15:31:32,391 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...