This is Ultimate 0.2.5-wip.dk.contract-modifies-e378df2-m [2024-10-15 15:31:15,939 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-15 15:31:16,025 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-10-15 15:31:16,030 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-15 15:31:16,031 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-15 15:31:16,059 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-15 15:31:16,062 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-15 15:31:16,062 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-15 15:31:16,063 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-15 15:31:16,067 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-15 15:31:16,067 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-15 15:31:16,068 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-15 15:31:16,068 INFO L153 SettingsManager]: * Use SBE=true [2024-10-15 15:31:16,069 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-15 15:31:16,072 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-15 15:31:16,072 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-15 15:31:16,072 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-15 15:31:16,073 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-15 15:31:16,073 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-15 15:31:16,073 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-15 15:31:16,073 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-15 15:31:16,074 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-15 15:31:16,074 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-15 15:31:16,074 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-15 15:31:16,075 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-15 15:31:16,075 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-15 15:31:16,075 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-15 15:31:16,075 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-15 15:31:16,076 INFO L153 SettingsManager]: * Future-live optimization=false [2024-10-15 15:31:16,076 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-15 15:31:16,076 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-15 15:31:16,076 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None Applying setting for plugin de.uni_freiburg.informatik.ultimate.boogie.procedureinliner: Inline calls to implemented procedures -> NEVER [2024-10-15 15:31:16,438 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-15 15:31:16,464 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-15 15:31:16,468 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-15 15:31:16,469 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-15 15:31:16,470 INFO L274 PluginConnector]: CDTParser initialized [2024-10-15 15:31:16,471 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/loop-industry-pattern/mod3.c.v+lhb-reducer.c [2024-10-15 15:31:18,021 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-15 15:31:18,238 INFO L384 CDTParser]: Found 1 translation units. [2024-10-15 15:31:18,243 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-industry-pattern/mod3.c.v+lhb-reducer.c [2024-10-15 15:31:18,255 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/53cea3d4f/3b509b532d824396bbf57d72b2affa7d/FLAG0d3b3b2b4 [2024-10-15 15:31:18,613 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/53cea3d4f/3b509b532d824396bbf57d72b2affa7d [2024-10-15 15:31:18,616 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-10-15 15:31:18,616 INFO L274 PluginConnector]: Witness Parser initialized [2024-10-15 15:31:18,617 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/mod3.c.v+lhb-reducer.yml/witness-2.1.yml [2024-10-15 15:31:18,678 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-15 15:31:18,679 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-10-15 15:31:18,680 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-15 15:31:18,681 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-15 15:31:18,687 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-15 15:31:18,688 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:31:18" (1/2) ... [2024-10-15 15:31:18,690 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26d875cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:18, skipping insertion in model container [2024-10-15 15:31:18,690 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:31:18" (1/2) ... [2024-10-15 15:31:18,692 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@31f5261a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:18, skipping insertion in model container [2024-10-15 15:31:18,693 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 03:31:18" (2/2) ... [2024-10-15 15:31:18,693 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26d875cb and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:31:18, skipping insertion in model container [2024-10-15 15:31:18,704 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 03:31:18" (2/2) ... [2024-10-15 15:31:18,718 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-10-15 15:31:18,718 INFO L1541 ArrayList]: Location invariant before [L25-L145] ((main__x % 3) < 1) [2024-10-15 15:31:18,718 INFO L1541 ArrayList]: Location invariant before [L26-L114] (((main__x % 3) < 1)) && (((main__x % 3) < 1)) [2024-10-15 15:31:18,718 INFO L1541 ArrayList]: Function contract at [L16]: requires null, ensures (__return_main == \old(__return_main)) [2024-10-15 15:31:18,750 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-15 15:31:18,922 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.v+lhb-reducer.c[2265,2278] [2024-10-15 15:31:18,935 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-15 15:31:18,944 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global [2024-10-15 15:31:18,991 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.v+lhb-reducer.c[2265,2278] Start Parsing Local Start Parsing Local [2024-10-15 15:31:18,999 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-15 15:31:19,015 INFO L204 MainTranslator]: Completed translation [2024-10-15 15:31:19,017 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:31:19 WrapperNode [2024-10-15 15:31:19,017 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-15 15:31:19,020 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-15 15:31:19,021 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-15 15:31:19,021 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-15 15:31:19,029 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 03:31:19" (1/1) ... [2024-10-15 15:31:19,041 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 03:31:19" (1/1) ... [2024-10-15 15:31:19,053 INFO L138 Inliner]: procedures = 13, calls = 7, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2024-10-15 15:31:19,054 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-15 15:31:19,055 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-15 15:31:19,056 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-15 15:31:19,056 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-15 15:31:19,065 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 03:31:19" (1/1) ... [2024-10-15 15:31:19,066 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 03:31:19" (1/1) ... [2024-10-15 15:31:19,067 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 03:31:19" (1/1) ... [2024-10-15 15:31:19,082 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 15:31:19,086 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 03:31:19" (1/1) ... [2024-10-15 15:31:19,086 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 03:31:19" (1/1) ... [2024-10-15 15:31:19,091 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 03:31:19" (1/1) ... [2024-10-15 15:31:19,097 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 03:31:19" (1/1) ... [2024-10-15 15:31:19,101 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 03:31:19" (1/1) ... [2024-10-15 15:31:19,102 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 03:31:19" (1/1) ... [2024-10-15 15:31:19,107 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-15 15:31:19,108 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-15 15:31:19,111 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-15 15:31:19,111 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-15 15:31:19,113 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 03:31:19" (1/1) ... [2024-10-15 15:31:19,119 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-15 15:31:19,126 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-10-15 15:31:19,140 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 15:31:19,143 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 15:31:19,195 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-15 15:31:19,195 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-10-15 15:31:19,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-10-15 15:31:19,195 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-15 15:31:19,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-15 15:31:19,196 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-10-15 15:31:19,196 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-10-15 15:31:19,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-15 15:31:19,279 INFO L238 CfgBuilder]: Building ICFG [2024-10-15 15:31:19,281 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-15 15:31:19,559 INFO L287 CfgBuilder]: Performing block encoding [2024-10-15 15:31:19,600 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-15 15:31:19,600 INFO L314 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-15 15:31:19,601 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 03:31:19 BoogieIcfgContainer [2024-10-15 15:31:19,601 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-15 15:31:19,603 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-10-15 15:31:19,604 INFO L270 PluginConnector]: Initializing Referee... [2024-10-15 15:31:19,605 INFO L274 PluginConnector]: Referee initialized [2024-10-15 15:31:19,606 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 15.10 03:31:18" (1/4) ... [2024-10-15 15:31:19,607 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@75d504a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 15.10 03:31:19, skipping insertion in model container [2024-10-15 15:31:19,607 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 03:31:18" (2/4) ... [2024-10-15 15:31:19,607 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@75d504a2 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 15.10 03:31:19, skipping insertion in model container [2024-10-15 15:31:19,607 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 03:31:19" (3/4) ... [2024-10-15 15:31:19,608 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@75d504a2 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 15.10 03:31:19, skipping insertion in model container [2024-10-15 15:31:19,608 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 03:31:19" (4/4) ... [2024-10-15 15:31:19,610 INFO L79 RefereeObserver]: Analyzing ICFG mod3.c.v+lhb-reducer.c [2024-10-15 15:31:19,614 INFO L113 InvariantChecker]: Found 0 loops. [2024-10-15 15:31:19,615 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr2ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 28 edges. [2024-10-15 15:31:19,616 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 25 edges. [2024-10-15 15:31:19,617 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 25 edges. [2024-10-15 15:31:19,617 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr3ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 32 edges. [2024-10-15 15:31:19,617 INFO L131 InvariantChecker]: Will check 4 loop-free subgraphs from procedure entry to error location [2024-10-15 15:31:19,686 INFO L309 BlockEncoder]: Initial Icfg 22 locations, 28 edges [2024-10-15 15:31:19,688 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:31:19,688 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:31:19,689 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:31:19,691 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:31:19,693 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:19,816 INFO L101 BaseMinimizeStates]: Removed 62 edges and 18 locations by large block encoding [2024-10-15 15:31:19,817 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:19,818 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:31:19,818 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:31:19,818 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:31:19,839 INFO L309 BlockEncoder]: Encoded RCFG 4 locations, 6 edges [2024-10-15 15:31:19,855 INFO L309 BlockEncoder]: Initial Icfg 19 locations, 25 edges [2024-10-15 15:31:19,856 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:31:19,856 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:31:19,856 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:31:19,857 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:31:19,857 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:19,939 INFO L101 BaseMinimizeStates]: Removed 55 edges and 15 locations by large block encoding [2024-10-15 15:31:19,940 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:19,940 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:31:19,941 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:31:19,941 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:31:19,950 INFO L309 BlockEncoder]: Encoded RCFG 4 locations, 6 edges [2024-10-15 15:31:19,965 INFO L309 BlockEncoder]: Initial Icfg 19 locations, 25 edges [2024-10-15 15:31:19,965 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:31:19,965 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:31:19,965 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:31:19,965 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:31:19,966 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:20,029 INFO L101 BaseMinimizeStates]: Removed 56 edges and 15 locations by large block encoding [2024-10-15 15:31:20,030 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:20,030 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:31:20,031 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:31:20,031 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:31:20,043 INFO L309 BlockEncoder]: Encoded RCFG 4 locations, 6 edges [2024-10-15 15:31:20,055 INFO L309 BlockEncoder]: Initial Icfg 23 locations, 32 edges [2024-10-15 15:31:20,056 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:31:20,056 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:31:20,056 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:31:20,056 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:31:20,057 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:20,136 INFO L101 BaseMinimizeStates]: Removed 84 edges and 19 locations by large block encoding [2024-10-15 15:31:20,136 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:20,137 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:31:20,137 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:31:20,137 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:31:20,164 INFO L309 BlockEncoder]: Encoded RCFG 4 locations, 8 edges [2024-10-15 15:31:20,165 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.referee has thrown an exception: java.lang.AssertionError: Either subgraph not acyclic or there is a bug at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AcyclicSubgraphMerger.(AcyclicSubgraphMerger.java:168) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.InvariantChecker.(InvariantChecker.java:145) at de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeStarter.(RefereeStarter.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver.finish(RefereeObserver.java:80) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-10-15 15:31:20,172 INFO L158 Benchmark]: Toolchain (without parser) took 1491.22ms. Allocated memory was 79.7MB in the beginning and 98.6MB in the end (delta: 18.9MB). Free memory was 41.1MB in the beginning and 74.5MB in the end (delta: -33.4MB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. [2024-10-15 15:31:20,172 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 52.4MB. Free memory is still 28.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:31:20,173 INFO L158 Benchmark]: Witness Parser took 0.11ms. Allocated memory is still 79.7MB. Free memory is still 43.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:31:20,174 INFO L158 Benchmark]: CACSL2BoogieTranslator took 337.42ms. Allocated memory is still 79.7MB. Free memory was 40.9MB in the beginning and 45.9MB in the end (delta: -5.0MB). Peak memory consumption was 3.1MB. Max. memory is 16.1GB. [2024-10-15 15:31:20,175 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.21ms. Allocated memory is still 79.7MB. Free memory was 45.8MB in the beginning and 44.8MB in the end (delta: 967.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-15 15:31:20,175 INFO L158 Benchmark]: Boogie Preprocessor took 52.44ms. Allocated memory is still 79.7MB. Free memory was 44.8MB in the beginning and 43.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-15 15:31:20,176 INFO L158 Benchmark]: RCFGBuilder took 493.65ms. Allocated memory is still 79.7MB. Free memory was 43.1MB in the beginning and 54.1MB in the end (delta: -11.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-10-15 15:31:20,177 INFO L158 Benchmark]: Referee took 566.70ms. Allocated memory was 79.7MB in the beginning and 98.6MB in the end (delta: 18.9MB). Free memory was 54.1MB in the beginning and 74.5MB in the end (delta: -20.4MB). Peak memory consumption was 35.6MB. Max. memory is 16.1GB. [2024-10-15 15:31:20,180 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - ExceptionOrErrorResult: AssertionError: Either subgraph not acyclic or there is a bug de.uni_freiburg.informatik.ultimate.plugins.generator.referee: AssertionError: Either subgraph not acyclic or there is a bug: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AcyclicSubgraphMerger.(AcyclicSubgraphMerger.java:168) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 52.4MB. Free memory is still 28.6MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.11ms. Allocated memory is still 79.7MB. Free memory is still 43.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 337.42ms. Allocated memory is still 79.7MB. Free memory was 40.9MB in the beginning and 45.9MB in the end (delta: -5.0MB). Peak memory consumption was 3.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.21ms. Allocated memory is still 79.7MB. Free memory was 45.8MB in the beginning and 44.8MB in the end (delta: 967.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.44ms. Allocated memory is still 79.7MB. Free memory was 44.8MB in the beginning and 43.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 493.65ms. Allocated memory is still 79.7MB. Free memory was 43.1MB in the beginning and 54.1MB in the end (delta: -11.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Referee took 566.70ms. Allocated memory was 79.7MB in the beginning and 98.6MB in the end (delta: 18.9MB). Free memory was 54.1MB in the beginning and 74.5MB in the end (delta: -20.4MB). Peak memory consumption was 35.6MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-10-15 15:31:20,218 INFO L540 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.5-wip.dk.contract-modifies-e378df2-m [2024-10-15 15:31:22,343 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-15 15:31:22,413 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-10-15 15:31:22,420 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-15 15:31:22,420 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-15 15:31:22,442 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-15 15:31:22,443 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-15 15:31:22,443 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-15 15:31:22,444 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-15 15:31:22,444 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-15 15:31:22,445 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-15 15:31:22,445 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-15 15:31:22,445 INFO L153 SettingsManager]: * Use SBE=true [2024-10-15 15:31:22,446 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-15 15:31:22,446 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-15 15:31:22,447 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-15 15:31:22,447 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-15 15:31:22,447 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-15 15:31:22,448 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-15 15:31:22,448 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-15 15:31:22,449 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-15 15:31:22,452 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-15 15:31:22,453 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-15 15:31:22,453 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-15 15:31:22,453 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-15 15:31:22,453 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-15 15:31:22,454 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-15 15:31:22,454 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-15 15:31:22,454 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-15 15:31:22,455 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-15 15:31:22,455 INFO L153 SettingsManager]: * Future-live optimization=false [2024-10-15 15:31:22,459 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-15 15:31:22,460 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-15 15:31:22,460 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None Applying setting for plugin de.uni_freiburg.informatik.ultimate.boogie.procedureinliner: Inline calls to implemented procedures -> NEVER [2024-10-15 15:31:22,778 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-15 15:31:22,799 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-15 15:31:22,802 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-15 15:31:22,804 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-15 15:31:22,804 INFO L274 PluginConnector]: CDTParser initialized [2024-10-15 15:31:22,806 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/loop-industry-pattern/mod3.c.v+lhb-reducer.c [2024-10-15 15:31:24,354 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-15 15:31:24,567 INFO L384 CDTParser]: Found 1 translation units. [2024-10-15 15:31:24,568 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-industry-pattern/mod3.c.v+lhb-reducer.c [2024-10-15 15:31:24,578 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/23a2eb658/810bc6b2482444b0bc274e4b99bdc81f/FLAG8108a751a [2024-10-15 15:31:24,944 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/23a2eb658/810bc6b2482444b0bc274e4b99bdc81f [2024-10-15 15:31:24,947 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-10-15 15:31:24,948 INFO L274 PluginConnector]: Witness Parser initialized [2024-10-15 15:31:24,949 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/mod3.c.v+lhb-reducer.yml/witness-2.1.yml [2024-10-15 15:31:25,008 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-15 15:31:25,009 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-10-15 15:31:25,011 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-15 15:31:25,013 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-15 15:31:25,018 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-15 15:31:25,019 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:31:24" (1/2) ... [2024-10-15 15:31:25,022 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c14e50d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:25, skipping insertion in model container [2024-10-15 15:31:25,023 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:31:24" (1/2) ... [2024-10-15 15:31:25,024 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@12a4a24b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:25, skipping insertion in model container [2024-10-15 15:31:25,025 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 03:31:25" (2/2) ... [2024-10-15 15:31:25,025 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c14e50d and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:31:25, skipping insertion in model container [2024-10-15 15:31:25,025 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 03:31:25" (2/2) ... [2024-10-15 15:31:25,037 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-10-15 15:31:25,038 INFO L1541 ArrayList]: Location invariant before [L25-L145] ((main__x % 3) < 1) [2024-10-15 15:31:25,038 INFO L1541 ArrayList]: Location invariant before [L26-L114] (((main__x % 3) < 1)) && (((main__x % 3) < 1)) [2024-10-15 15:31:25,038 INFO L1541 ArrayList]: Function contract at [L16]: requires null, ensures (__return_main == \old(__return_main)) [2024-10-15 15:31:25,064 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-15 15:31:25,275 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.v+lhb-reducer.c[2265,2278] [2024-10-15 15:31:25,294 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-15 15:31:25,319 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global [2024-10-15 15:31:25,368 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.v+lhb-reducer.c[2265,2278] Start Parsing Local Start Parsing Local [2024-10-15 15:31:25,387 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-15 15:31:25,408 INFO L204 MainTranslator]: Completed translation [2024-10-15 15:31:25,410 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:31:25 WrapperNode [2024-10-15 15:31:25,410 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-15 15:31:25,412 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-15 15:31:25,413 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-15 15:31:25,413 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-15 15:31:25,420 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 03:31:25" (1/1) ... [2024-10-15 15:31:25,428 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 03:31:25" (1/1) ... [2024-10-15 15:31:25,436 INFO L138 Inliner]: procedures = 13, calls = 7, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2024-10-15 15:31:25,437 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-15 15:31:25,439 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-15 15:31:25,439 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-15 15:31:25,439 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-15 15:31:25,449 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 03:31:25" (1/1) ... [2024-10-15 15:31:25,449 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 03:31:25" (1/1) ... [2024-10-15 15:31:25,451 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 03:31:25" (1/1) ... [2024-10-15 15:31:25,467 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 15:31:25,469 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 03:31:25" (1/1) ... [2024-10-15 15:31:25,469 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 03:31:25" (1/1) ... [2024-10-15 15:31:25,479 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 03:31:25" (1/1) ... [2024-10-15 15:31:25,481 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 03:31:25" (1/1) ... [2024-10-15 15:31:25,484 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 03:31:25" (1/1) ... [2024-10-15 15:31:25,485 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 03:31:25" (1/1) ... [2024-10-15 15:31:25,491 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-15 15:31:25,492 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-15 15:31:25,492 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-15 15:31:25,492 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-15 15:31:25,493 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 03:31:25" (1/1) ... [2024-10-15 15:31:25,500 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-15 15:31:25,509 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-10-15 15:31:25,525 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 15:31:25,532 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 15:31:25,577 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-15 15:31:25,578 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-10-15 15:31:25,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-10-15 15:31:25,578 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-15 15:31:25,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-15 15:31:25,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-10-15 15:31:25,579 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-10-15 15:31:25,580 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-10-15 15:31:25,660 INFO L238 CfgBuilder]: Building ICFG [2024-10-15 15:31:25,662 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-15 15:31:25,955 INFO L287 CfgBuilder]: Performing block encoding [2024-10-15 15:31:25,994 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-15 15:31:25,995 INFO L314 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-15 15:31:25,996 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 03:31:25 BoogieIcfgContainer [2024-10-15 15:31:25,997 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-15 15:31:25,997 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-10-15 15:31:25,998 INFO L270 PluginConnector]: Initializing Referee... [2024-10-15 15:31:25,999 INFO L274 PluginConnector]: Referee initialized [2024-10-15 15:31:25,999 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 15.10 03:31:24" (1/4) ... [2024-10-15 15:31:25,999 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@eadf35d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 15.10 03:31:25, skipping insertion in model container [2024-10-15 15:31:25,999 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 03:31:25" (2/4) ... [2024-10-15 15:31:26,000 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@eadf35d and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 15.10 03:31:26, skipping insertion in model container [2024-10-15 15:31:26,000 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 03:31:25" (3/4) ... [2024-10-15 15:31:26,001 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@eadf35d and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 15.10 03:31:26, skipping insertion in model container [2024-10-15 15:31:26,001 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 03:31:25" (4/4) ... [2024-10-15 15:31:26,002 INFO L79 RefereeObserver]: Analyzing ICFG mod3.c.v+lhb-reducer.c [2024-10-15 15:31:26,007 INFO L113 InvariantChecker]: Found 0 loops. [2024-10-15 15:31:26,008 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr2ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 28 edges. [2024-10-15 15:31:26,009 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 25 edges. [2024-10-15 15:31:26,010 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 25 edges. [2024-10-15 15:31:26,010 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr3ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 32 edges. [2024-10-15 15:31:26,011 INFO L131 InvariantChecker]: Will check 4 loop-free subgraphs from procedure entry to error location [2024-10-15 15:31:26,063 INFO L309 BlockEncoder]: Initial Icfg 22 locations, 28 edges [2024-10-15 15:31:26,064 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:31:26,065 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:31:26,065 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:31:26,068 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:31:26,069 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:26,202 INFO L101 BaseMinimizeStates]: Removed 62 edges and 18 locations by large block encoding [2024-10-15 15:31:26,203 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:26,204 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:31:26,204 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:31:26,206 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:31:26,223 INFO L309 BlockEncoder]: Encoded RCFG 4 locations, 6 edges [2024-10-15 15:31:26,242 INFO L309 BlockEncoder]: Initial Icfg 19 locations, 25 edges [2024-10-15 15:31:26,243 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:31:26,243 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:31:26,243 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:31:26,243 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:31:26,244 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:26,312 INFO L101 BaseMinimizeStates]: Removed 55 edges and 15 locations by large block encoding [2024-10-15 15:31:26,312 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:26,313 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:31:26,313 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:31:26,314 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:31:26,328 INFO L309 BlockEncoder]: Encoded RCFG 4 locations, 6 edges [2024-10-15 15:31:26,347 INFO L309 BlockEncoder]: Initial Icfg 19 locations, 25 edges [2024-10-15 15:31:26,347 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:31:26,347 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:31:26,347 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:31:26,348 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:31:26,348 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:26,401 INFO L101 BaseMinimizeStates]: Removed 56 edges and 15 locations by large block encoding [2024-10-15 15:31:26,402 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:26,402 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:31:26,402 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:31:26,402 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:31:26,412 INFO L309 BlockEncoder]: Encoded RCFG 4 locations, 6 edges [2024-10-15 15:31:26,424 INFO L309 BlockEncoder]: Initial Icfg 23 locations, 32 edges [2024-10-15 15:31:26,425 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:31:26,426 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:31:26,426 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:31:26,426 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:31:26,426 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:26,496 INFO L101 BaseMinimizeStates]: Removed 84 edges and 19 locations by large block encoding [2024-10-15 15:31:26,497 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:26,497 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:31:26,498 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:31:26,499 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:31:26,511 INFO L309 BlockEncoder]: Encoded RCFG 4 locations, 8 edges [2024-10-15 15:31:26,512 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.referee has thrown an exception: java.lang.AssertionError: Either subgraph not acyclic or there is a bug at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AcyclicSubgraphMerger.(AcyclicSubgraphMerger.java:168) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.InvariantChecker.(InvariantChecker.java:145) at de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeStarter.(RefereeStarter.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver.finish(RefereeObserver.java:80) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-10-15 15:31:26,519 INFO L158 Benchmark]: Toolchain (without parser) took 1508.44ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 34.0MB in the beginning and 26.2MB in the end (delta: 7.8MB). Peak memory consumption was 29.2MB. Max. memory is 16.1GB. [2024-10-15 15:31:26,519 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 48.2MB. Free memory is still 26.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:31:26,520 INFO L158 Benchmark]: Witness Parser took 1.41ms. Allocated memory is still 58.7MB. Free memory is still 36.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:31:26,520 INFO L158 Benchmark]: CACSL2BoogieTranslator took 399.00ms. Allocated memory is still 58.7MB. Free memory was 33.8MB in the beginning and 34.5MB in the end (delta: -702.0kB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-10-15 15:31:26,521 INFO L158 Benchmark]: Boogie Procedure Inliner took 24.60ms. Allocated memory is still 58.7MB. Free memory was 34.5MB in the beginning and 33.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:31:26,521 INFO L158 Benchmark]: Boogie Preprocessor took 52.52ms. Allocated memory is still 58.7MB. Free memory was 33.3MB in the beginning and 31.4MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-15 15:31:26,522 INFO L158 Benchmark]: RCFGBuilder took 504.85ms. Allocated memory is still 58.7MB. Free memory was 31.4MB in the beginning and 29.4MB in the end (delta: 2.0MB). Peak memory consumption was 10.3MB. Max. memory is 16.1GB. [2024-10-15 15:31:26,522 INFO L158 Benchmark]: Referee took 519.66ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 29.4MB in the beginning and 26.2MB in the end (delta: 3.2MB). Peak memory consumption was 24.5MB. Max. memory is 16.1GB. [2024-10-15 15:31:26,527 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - ExceptionOrErrorResult: AssertionError: Either subgraph not acyclic or there is a bug de.uni_freiburg.informatik.ultimate.plugins.generator.referee: AssertionError: Either subgraph not acyclic or there is a bug: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AcyclicSubgraphMerger.(AcyclicSubgraphMerger.java:168) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 48.2MB. Free memory is still 26.3MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 1.41ms. Allocated memory is still 58.7MB. Free memory is still 36.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 399.00ms. Allocated memory is still 58.7MB. Free memory was 33.8MB in the beginning and 34.5MB in the end (delta: -702.0kB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 24.60ms. Allocated memory is still 58.7MB. Free memory was 34.5MB in the beginning and 33.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 52.52ms. Allocated memory is still 58.7MB. Free memory was 33.3MB in the beginning and 31.4MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 504.85ms. Allocated memory is still 58.7MB. Free memory was 31.4MB in the beginning and 29.4MB in the end (delta: 2.0MB). Peak memory consumption was 10.3MB. Max. memory is 16.1GB. * Referee took 519.66ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 29.4MB in the beginning and 26.2MB in the end (delta: 3.2MB). Peak memory consumption was 24.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-10-15 15:31:26,562 INFO L540 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...