This is Ultimate 0.2.5-wip.dk.contract-modifies-e378df2-m [2024-10-15 15:30:51,676 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-15 15:30:51,763 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-10-15 15:30:51,768 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-15 15:30:51,769 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-15 15:30:51,800 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-15 15:30:51,800 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-15 15:30:51,801 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-15 15:30:51,802 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-15 15:30:51,803 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-15 15:30:51,804 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-15 15:30:51,804 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-15 15:30:51,805 INFO L153 SettingsManager]: * Use SBE=true [2024-10-15 15:30:51,805 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-15 15:30:51,806 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-15 15:30:51,806 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-15 15:30:51,806 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-15 15:30:51,806 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-15 15:30:51,807 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-15 15:30:51,807 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-15 15:30:51,811 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-15 15:30:51,811 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-15 15:30:51,812 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-15 15:30:51,812 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-15 15:30:51,812 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-15 15:30:51,812 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-15 15:30:51,813 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-15 15:30:51,813 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-15 15:30:51,813 INFO L153 SettingsManager]: * Future-live optimization=false [2024-10-15 15:30:51,813 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-15 15:30:51,813 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-15 15:30:51,814 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/certificate-witnesses-artifact/referee/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None Applying setting for plugin de.uni_freiburg.informatik.ultimate.boogie.procedureinliner: Inline calls to implemented procedures -> NEVER [2024-10-15 15:30:52,119 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-15 15:30:52,147 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-15 15:30:52,163 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-15 15:30:52,165 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-15 15:30:52,165 INFO L274 PluginConnector]: CDTParser initialized [2024-10-15 15:30:52,167 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/loop-lit/cggmp2005.i [2024-10-15 15:30:53,802 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-15 15:30:53,991 INFO L384 CDTParser]: Found 1 translation units. [2024-10-15 15:30:53,993 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-lit/cggmp2005.i [2024-10-15 15:30:54,005 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/b556281ae/187c0ec5ae48408397a13aec81616745/FLAG684fb353c [2024-10-15 15:30:54,364 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/b556281ae/187c0ec5ae48408397a13aec81616745 [2024-10-15 15:30:54,367 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-10-15 15:30:54,367 INFO L274 PluginConnector]: Witness Parser initialized [2024-10-15 15:30:54,368 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/cggmp2005.yml/witness-2.1.yml [2024-10-15 15:30:54,410 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-15 15:30:54,412 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-10-15 15:30:54,413 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-15 15:30:54,413 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-15 15:30:54,418 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-15 15:30:54,419 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:30:54" (1/2) ... [2024-10-15 15:30:54,420 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d6195e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:30:54, skipping insertion in model container [2024-10-15 15:30:54,420 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:30:54" (1/2) ... [2024-10-15 15:30:54,421 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5bc2b422 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:30:54, skipping insertion in model container [2024-10-15 15:30:54,422 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 15.10 03:30:54" (2/2) ... [2024-10-15 15:30:54,422 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d6195e5 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:30:54, skipping insertion in model container [2024-10-15 15:30:54,422 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 15.10 03:30:54" (2/2) ... [2024-10-15 15:30:54,430 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-10-15 15:30:54,431 INFO L1541 ArrayList]: Loop invariant at [L28-L31] ((((((j == 6) && (7 <= i)) || ((i == 1) && (j == 10))) || ((i == 3) && (j == 9))) || ((7 == j) && (7 == i))) || ((5 == i) && (j == 8))) [2024-10-15 15:30:54,431 INFO L1541 ArrayList]: Function contract at [L17]: requires (cond == 1), ensures (cond == 1) [2024-10-15 15:30:54,450 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-15 15:30:54,657 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-lit/cggmp2005.i[895,908] [2024-10-15 15:30:54,668 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-15 15:30:54,677 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-10-15 15:30:54,715 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-lit/cggmp2005.i[895,908] Start Parsing Local [2024-10-15 15:30:54,722 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-15 15:30:54,737 INFO L204 MainTranslator]: Completed translation [2024-10-15 15:30:54,738 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:30:54 WrapperNode [2024-10-15 15:30:54,738 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-15 15:30:54,739 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-15 15:30:54,740 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-15 15:30:54,740 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-15 15:30:54,747 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 03:30:54" (1/1) ... [2024-10-15 15:30:54,753 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 03:30:54" (1/1) ... [2024-10-15 15:30:54,758 INFO L138 Inliner]: procedures = 16, calls = 7, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2024-10-15 15:30:54,759 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-15 15:30:54,761 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-15 15:30:54,761 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-15 15:30:54,761 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-15 15:30:54,770 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 03:30:54" (1/1) ... [2024-10-15 15:30:54,770 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 03:30:54" (1/1) ... [2024-10-15 15:30:54,772 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 03:30:54" (1/1) ... [2024-10-15 15:30:54,781 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure __VERIFIER_assert is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-10-15 15:30:54,781 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 03:30:54" (1/1) ... [2024-10-15 15:30:54,781 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 03:30:54" (1/1) ... [2024-10-15 15:30:54,786 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 03:30:54" (1/1) ... [2024-10-15 15:30:54,789 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 03:30:54" (1/1) ... [2024-10-15 15:30:54,790 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 03:30:54" (1/1) ... [2024-10-15 15:30:54,791 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 03:30:54" (1/1) ... [2024-10-15 15:30:54,794 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-15 15:30:54,794 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-15 15:30:54,795 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-15 15:30:54,795 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-15 15:30:54,795 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 03:30:54" (1/1) ... [2024-10-15 15:30:54,800 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-15 15:30:54,812 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-10-15 15:30:54,829 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-15 15:30:54,835 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-15 15:30:54,877 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-15 15:30:54,878 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-10-15 15:30:54,878 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-10-15 15:30:54,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-15 15:30:54,879 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-10-15 15:30:54,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-10-15 15:30:54,879 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-15 15:30:54,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-15 15:30:54,879 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-10-15 15:30:54,879 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-10-15 15:30:54,942 INFO L238 CfgBuilder]: Building ICFG [2024-10-15 15:30:54,945 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-15 15:30:55,061 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-10-15 15:30:55,076 INFO L287 CfgBuilder]: Performing block encoding [2024-10-15 15:30:55,103 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-15 15:30:55,104 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-15 15:30:55,104 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 03:30:55 BoogieIcfgContainer [2024-10-15 15:30:55,104 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-15 15:30:55,105 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-10-15 15:30:55,105 INFO L270 PluginConnector]: Initializing Referee... [2024-10-15 15:30:55,106 INFO L274 PluginConnector]: Referee initialized [2024-10-15 15:30:55,106 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 15.10 03:30:54" (1/4) ... [2024-10-15 15:30:55,107 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@50038eb4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 15.10 03:30:55, skipping insertion in model container [2024-10-15 15:30:55,107 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 15.10 03:30:54" (2/4) ... [2024-10-15 15:30:55,107 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@50038eb4 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 15.10 03:30:55, skipping insertion in model container [2024-10-15 15:30:55,107 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 03:30:54" (3/4) ... [2024-10-15 15:30:55,108 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@50038eb4 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 15.10 03:30:55, skipping insertion in model container [2024-10-15 15:30:55,108 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 03:30:55" (4/4) ... [2024-10-15 15:30:55,109 INFO L79 RefereeObserver]: Analyzing ICFG cggmp2005.i [2024-10-15 15:30:55,113 INFO L113 InvariantChecker]: Found 1 loops. [2024-10-15 15:30:55,114 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L28-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-10-15 15:30:55,114 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 2 edges. [2024-10-15 15:30:55,114 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L28-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 3 edges. [2024-10-15 15:30:55,115 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-10-15 15:30:55,115 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-10-15 15:30:55,115 INFO L131 InvariantChecker]: Will check 2 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from procedure entry to loop head, 1 loop-free subgraphs from loop head to loop head [2024-10-15 15:30:55,158 INFO L309 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-10-15 15:30:55,161 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:30:55,162 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:30:55,163 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:30:55,164 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:30:55,166 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:55,181 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-10-15 15:30:55,182 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:55,183 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:30:55,183 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:30:55,184 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:30:55,193 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:30:55,219 INFO L520 InvariantChecker]: The annotation(s) from loop head L28-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-10-15 15:30:55,236 INFO L309 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-10-15 15:30:55,237 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:30:55,237 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:30:55,238 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:30:55,238 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:30:55,238 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:55,243 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-10-15 15:30:55,243 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:55,244 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:30:55,244 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:30:55,244 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:30:55,244 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:30:55,249 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-10-15 15:30:55,257 INFO L309 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-10-15 15:30:55,257 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:30:55,257 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:30:55,258 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:30:55,259 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:30:55,259 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:55,265 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-10-15 15:30:55,266 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:55,266 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:30:55,266 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:30:55,266 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:30:55,266 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:30:55,270 INFO L520 InvariantChecker]: The annotation(s) from loop head L28-3 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-10-15 15:30:55,277 INFO L309 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-10-15 15:30:55,277 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:30:55,277 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:30:55,277 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:30:55,278 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:30:55,278 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:55,281 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-10-15 15:30:55,281 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:55,281 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:30:55,281 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:30:55,282 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:30:55,282 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:30:55,284 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-10-15 15:30:55,289 INFO L309 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-10-15 15:30:55,290 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:30:55,290 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:30:55,290 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:30:55,290 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:30:55,291 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:55,292 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-10-15 15:30:55,292 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:55,292 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:30:55,293 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:30:55,293 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:30:55,293 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:30:55,295 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-10-15 15:30:55,300 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-10-15 15:30:55,300 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@50038eb4 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 15.10 03:30:55, skipping insertion in model container [2024-10-15 15:30:55,301 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-10-15 15:30:55,302 INFO L158 Benchmark]: Toolchain (without parser) took 889.73ms. Allocated memory is still 79.7MB. Free memory was 44.7MB in the beginning and 49.6MB in the end (delta: -4.8MB). Peak memory consumption was 15.3MB. Max. memory is 16.1GB. [2024-10-15 15:30:55,303 INFO L158 Benchmark]: CDTParser took 3.60ms. Allocated memory is still 54.5MB. Free memory was 38.0MB in the beginning and 38.0MB in the end (delta: 51.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:30:55,303 INFO L158 Benchmark]: Witness Parser took 0.13ms. Allocated memory is still 79.7MB. Free memory was 46.7MB in the beginning and 46.5MB in the end (delta: 156.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:30:55,304 INFO L158 Benchmark]: CACSL2BoogieTranslator took 325.56ms. Allocated memory is still 79.7MB. Free memory was 44.4MB in the beginning and 50.6MB in the end (delta: -6.2MB). Peak memory consumption was 6.9MB. Max. memory is 16.1GB. [2024-10-15 15:30:55,306 INFO L158 Benchmark]: Boogie Procedure Inliner took 20.60ms. Allocated memory is still 79.7MB. Free memory was 50.6MB in the beginning and 49.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:30:55,308 INFO L158 Benchmark]: Boogie Preprocessor took 33.03ms. Allocated memory is still 79.7MB. Free memory was 49.6MB in the beginning and 48.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-15 15:30:55,308 INFO L158 Benchmark]: RCFGBuilder took 309.98ms. Allocated memory is still 79.7MB. Free memory was 48.0MB in the beginning and 37.5MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-10-15 15:30:55,309 INFO L158 Benchmark]: Referee took 195.63ms. Allocated memory is still 79.7MB. Free memory was 37.5MB in the beginning and 49.6MB in the end (delta: -12.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-10-15 15:30:55,315 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - AnnotationCheckResult: Annotation is a valid proof of correctness. Annotation is a valid proof of correctness. Annotation is valid for all loop-free paths from loop head at line 28 to check that procedure precondition always holds at line 28. Annotation is valid for all loop-free paths from loop head at line 28 to loop head at line 28. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 28. 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 19. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.60ms. Allocated memory is still 54.5MB. Free memory was 38.0MB in the beginning and 38.0MB in the end (delta: 51.2kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.13ms. Allocated memory is still 79.7MB. Free memory was 46.7MB in the beginning and 46.5MB in the end (delta: 156.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 325.56ms. Allocated memory is still 79.7MB. Free memory was 44.4MB in the beginning and 50.6MB in the end (delta: -6.2MB). Peak memory consumption was 6.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 20.60ms. Allocated memory is still 79.7MB. Free memory was 50.6MB in the beginning and 49.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 33.03ms. Allocated memory is still 79.7MB. Free memory was 49.6MB in the beginning and 48.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 309.98ms. Allocated memory is still 79.7MB. Free memory was 48.0MB in the beginning and 37.5MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Referee took 195.63ms. Allocated memory is still 79.7MB. Free memory was 37.5MB in the beginning and 49.6MB in the end (delta: -12.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-10-15 15:30:55,349 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...