This is Ultimate 0.2.5-wip.dk.contract-modifies-e378df2-m [2024-10-15 15:33:34,300 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-15 15:33:34,374 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-10-15 15:33:34,393 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-15 15:33:34,394 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-15 15:33:34,424 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-15 15:33:34,425 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-15 15:33:34,425 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-15 15:33:34,426 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-15 15:33:34,426 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-15 15:33:34,427 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-15 15:33:34,427 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-15 15:33:34,427 INFO L153 SettingsManager]: * Use SBE=true [2024-10-15 15:33:34,428 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-15 15:33:34,430 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-15 15:33:34,431 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-15 15:33:34,431 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-15 15:33:34,431 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-15 15:33:34,432 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-15 15:33:34,432 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-15 15:33:34,432 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-15 15:33:34,436 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-15 15:33:34,437 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-15 15:33:34,437 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-15 15:33:34,437 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-15 15:33:34,437 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-15 15:33:34,437 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-15 15:33:34,438 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-15 15:33:34,438 INFO L153 SettingsManager]: * Future-live optimization=false [2024-10-15 15:33:34,438 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-15 15:33:34,438 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-15 15:33:34,438 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/certificate-witnesses-artifact/referee/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None Applying setting for plugin de.uni_freiburg.informatik.ultimate.boogie.procedureinliner: Inline calls to implemented procedures -> NEVER [2024-10-15 15:33:34,737 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-15 15:33:34,762 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-15 15:33:34,765 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-15 15:33:34,767 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-15 15:33:34,768 INFO L274 PluginConnector]: CDTParser initialized [2024-10-15 15:33:34,769 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/prodbin-ll_valuebound5.c [2024-10-15 15:33:36,348 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-15 15:33:36,527 INFO L384 CDTParser]: Found 1 translation units. [2024-10-15 15:33:36,528 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/prodbin-ll_valuebound5.c [2024-10-15 15:33:36,539 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/ee3f942e5/9ebe8350937d41c9978ce8faa61d1610/FLAG3a47387b9 [2024-10-15 15:33:36,910 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/ee3f942e5/9ebe8350937d41c9978ce8faa61d1610 [2024-10-15 15:33:36,912 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-10-15 15:33:36,913 INFO L274 PluginConnector]: Witness Parser initialized [2024-10-15 15:33:36,913 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/prodbin-ll_valuebound5.yml/witness-2.1.yml [2024-10-15 15:33:36,969 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-15 15:33:36,971 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-10-15 15:33:36,972 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-15 15:33:36,972 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-15 15:33:36,977 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-15 15:33:36,978 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:33:36" (1/2) ... [2024-10-15 15:33:36,982 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fac8f38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:33:36, skipping insertion in model container [2024-10-15 15:33:36,982 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:33:36" (1/2) ... [2024-10-15 15:33:36,983 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@253a241 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:33:36, skipping insertion in model container [2024-10-15 15:33:36,983 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 15.10 03:33:36" (2/2) ... [2024-10-15 15:33:36,984 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fac8f38 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:33:36, skipping insertion in model container [2024-10-15 15:33:36,984 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 15.10 03:33:36" (2/2) ... [2024-10-15 15:33:36,992 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-10-15 15:33:36,992 INFO L1541 ArrayList]: Loop invariant at [L34-L45] ((((((((((((z + ((__int128) y * x)) == ((long long) b * a)) && (b <= 5)) && (((long long) a * 2) == x)) && (0 <= a)) && (1 <= b)) && (a <= 5)) && (((((long long) -1 + b) >= 0) ? (((long long) -1 + b) / 2) : ((((long long) -1 + b) / 2) - 1)) == y)) || ((((((z == ((long long) b * a)) && (b <= 5)) && (0 <= a)) && (1 <= b)) && (y == 0)) && (a <= 5))) || (((((((z == 0) && (b == y)) && (0 <= a)) && (1 <= y)) && (a <= 5)) && (a == x)) && (y <= 5))) || ((((((y == 1) && (b <= 5)) && (((__int128) z + x) == ((long long) b * a))) && (0 <= a)) && (1 <= b)) && (a <= 5))) || ((((((((z == 0) && (y == ((b >= 0) ? (b / 2) : ((b / 2) - 1)))) && (b <= 5)) && (((long long) a * 2) == x)) && (0 <= a)) && (((b >= 0) ? (b % 2) : ((b % 2) + 2)) != 1)) && (1 <= y)) && (a <= 5))) [2024-10-15 15:33:36,992 INFO L1541 ArrayList]: Function contract at [L9]: requires null, ensures (cond != 0) [2024-10-15 15:33:36,993 INFO L1541 ArrayList]: Function contract at [L12]: requires (1 <= cond), ensures (1 <= cond) [2024-10-15 15:33:37,010 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-15 15:33:37,210 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/prodbin-ll_valuebound5.c[537,550] [2024-10-15 15:33:37,229 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-15 15:33:37,237 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-10-15 15:33:37,276 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/prodbin-ll_valuebound5.c[537,550] Start Parsing Local [2024-10-15 15:33:37,303 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-15 15:33:37,323 INFO L204 MainTranslator]: Completed translation [2024-10-15 15:33:37,324 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:33:37 WrapperNode [2024-10-15 15:33:37,324 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-15 15:33:37,325 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-15 15:33:37,326 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-15 15:33:37,326 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-15 15:33:37,333 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 03:33:37" (1/1) ... [2024-10-15 15:33:37,338 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 03:33:37" (1/1) ... [2024-10-15 15:33:37,349 INFO L138 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2024-10-15 15:33:37,349 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-15 15:33:37,351 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-15 15:33:37,351 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-15 15:33:37,351 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-15 15:33:37,361 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 03:33:37" (1/1) ... [2024-10-15 15:33:37,361 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 03:33:37" (1/1) ... [2024-10-15 15:33:37,367 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 03:33:37" (1/1) ... [2024-10-15 15:33:37,379 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure assume_abort_if_not is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-10-15 15:33:37,379 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 03:33:37" (1/1) ... [2024-10-15 15:33:37,379 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 03:33:37" (1/1) ... [2024-10-15 15:33:37,386 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 03:33:37" (1/1) ... [2024-10-15 15:33:37,393 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 03:33:37" (1/1) ... [2024-10-15 15:33:37,394 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 03:33:37" (1/1) ... [2024-10-15 15:33:37,397 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 03:33:37" (1/1) ... [2024-10-15 15:33:37,399 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-15 15:33:37,404 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-15 15:33:37,404 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-15 15:33:37,405 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-15 15:33:37,405 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 03:33:37" (1/1) ... [2024-10-15 15:33:37,411 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-15 15:33:37,420 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-10-15 15:33:37,437 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-15 15:33:37,440 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-15 15:33:37,487 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-15 15:33:37,488 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-15 15:33:37,488 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-15 15:33:37,488 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-10-15 15:33:37,489 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-10-15 15:33:37,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-15 15:33:37,489 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-10-15 15:33:37,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-10-15 15:33:37,489 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-15 15:33:37,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-15 15:33:37,489 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-10-15 15:33:37,491 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-10-15 15:33:37,565 INFO L238 CfgBuilder]: Building ICFG [2024-10-15 15:33:37,570 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-15 15:33:37,767 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-10-15 15:33:37,784 INFO L287 CfgBuilder]: Performing block encoding [2024-10-15 15:33:37,812 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-15 15:33:37,813 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-15 15:33:37,814 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 03:33:37 BoogieIcfgContainer [2024-10-15 15:33:37,814 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-15 15:33:37,815 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-10-15 15:33:37,815 INFO L270 PluginConnector]: Initializing Referee... [2024-10-15 15:33:37,816 INFO L274 PluginConnector]: Referee initialized [2024-10-15 15:33:37,816 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 15.10 03:33:36" (1/4) ... [2024-10-15 15:33:37,818 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7db23d6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 15.10 03:33:37, skipping insertion in model container [2024-10-15 15:33:37,818 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 15.10 03:33:36" (2/4) ... [2024-10-15 15:33:37,818 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7db23d6c and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 15.10 03:33:37, skipping insertion in model container [2024-10-15 15:33:37,819 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 03:33:37" (3/4) ... [2024-10-15 15:33:37,819 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7db23d6c and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 15.10 03:33:37, skipping insertion in model container [2024-10-15 15:33:37,820 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 03:33:37" (4/4) ... [2024-10-15 15:33:37,822 INFO L79 RefereeObserver]: Analyzing ICFG prodbin-ll_valuebound5.c [2024-10-15 15:33:37,825 INFO L113 InvariantChecker]: Found 1 loops. [2024-10-15 15:33:37,826 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-10-15 15:33:37,826 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L34-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-10-15 15:33:37,826 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L34-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 8 edges. [2024-10-15 15:33:37,826 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-10-15 15:33:37,827 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L34-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-10-15 15:33:37,827 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-10-15 15:33:37,827 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-10-15 15:33:37,827 INFO L131 InvariantChecker]: Will check 1 loop-free subgraphs from procedure entry to loop head, 1 loop-free subgraphs from loop head to loop head, 3 loop-free subgraphs from procedure entry to error location, 2 loop-free subgraphs from loop head to error location [2024-10-15 15:33:37,882 INFO L309 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-10-15 15:33:37,883 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:33:37,883 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:33:37,884 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:33:37,885 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:33:37,887 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:33:37,895 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-10-15 15:33:37,896 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:33:37,896 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:33:37,896 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:33:37,897 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:33:37,903 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:33:37,920 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-10-15 15:33:37,935 INFO L309 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-10-15 15:33:37,935 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:33:37,935 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:33:37,935 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:33:37,935 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:33:37,935 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:33:37,970 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-10-15 15:33:37,970 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:33:37,970 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:33:37,971 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:33:37,971 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:33:37,976 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:33:37,980 INFO L520 InvariantChecker]: The annotation(s) from loop head L34-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-10-15 15:33:37,999 INFO L309 BlockEncoder]: Initial Icfg 8 locations, 8 edges [2024-10-15 15:33:37,999 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:33:37,999 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:33:38,000 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:33:38,000 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:33:38,000 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:33:38,077 INFO L101 BaseMinimizeStates]: Removed 15 edges and 6 locations by large block encoding [2024-10-15 15:33:38,078 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:33:38,078 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:33:38,078 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:33:38,078 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:33:38,089 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:33:38,124 INFO L520 InvariantChecker]: The annotation(s) from loop head L34-3 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-10-15 15:33:38,140 INFO L309 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-10-15 15:33:38,140 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:33:38,140 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:33:38,140 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:33:38,140 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:33:38,140 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:33:38,156 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-10-15 15:33:38,157 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:33:38,157 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:33:38,157 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:33:38,157 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:33:38,158 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:33:38,165 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-10-15 15:33:38,181 INFO L309 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-10-15 15:33:38,181 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:33:38,182 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:33:38,182 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:33:38,182 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:33:38,182 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:33:38,188 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-10-15 15:33:38,189 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:33:38,189 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:33:38,189 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:33:38,189 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:33:38,190 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:33:38,200 INFO L520 InvariantChecker]: The annotation(s) from loop head L34-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-10-15 15:33:38,216 INFO L309 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-10-15 15:33:38,216 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:33:38,216 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:33:38,216 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:33:38,217 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:33:38,217 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:33:38,220 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-10-15 15:33:38,221 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:33:38,221 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:33:38,221 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:33:38,221 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:33:38,222 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:33:38,224 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-10-15 15:33:38,235 INFO L309 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-10-15 15:33:38,236 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:33:38,236 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:33:38,236 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:33:38,236 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:33:38,236 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:33:38,237 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-10-15 15:33:38,237 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:33:38,237 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:33:38,238 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:33:38,238 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:33:38,238 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:33:38,242 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-10-15 15:33:38,245 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-10-15 15:33:38,246 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7db23d6c and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 15.10 03:33:38, skipping insertion in model container [2024-10-15 15:33:38,246 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-10-15 15:33:38,248 INFO L158 Benchmark]: Toolchain (without parser) took 1275.77ms. Allocated memory was 62.9MB in the beginning and 75.5MB in the end (delta: 12.6MB). Free memory was 33.3MB in the beginning and 41.1MB in the end (delta: -7.8MB). Peak memory consumption was 18.0MB. Max. memory is 16.1GB. [2024-10-15 15:33:38,250 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 44.0MB. Free memory was 24.8MB in the beginning and 24.7MB in the end (delta: 42.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:33:38,251 INFO L158 Benchmark]: Witness Parser took 0.07ms. Allocated memory is still 62.9MB. Free memory was 35.3MB in the beginning and 35.1MB in the end (delta: 166.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:33:38,251 INFO L158 Benchmark]: CACSL2BoogieTranslator took 352.54ms. Allocated memory is still 62.9MB. Free memory was 32.9MB in the beginning and 34.2MB in the end (delta: -1.3MB). Peak memory consumption was 9.1MB. Max. memory is 16.1GB. [2024-10-15 15:33:38,252 INFO L158 Benchmark]: Boogie Procedure Inliner took 24.16ms. Allocated memory is still 62.9MB. Free memory was 34.2MB in the beginning and 33.3MB in the end (delta: 947.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-15 15:33:38,253 INFO L158 Benchmark]: Boogie Preprocessor took 52.02ms. Allocated memory is still 62.9MB. Free memory was 33.3MB in the beginning and 31.6MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:33:38,254 INFO L158 Benchmark]: RCFGBuilder took 410.45ms. Allocated memory was 62.9MB in the beginning and 75.5MB in the end (delta: 12.6MB). Free memory was 31.4MB in the beginning and 45.0MB in the end (delta: -13.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-10-15 15:33:38,254 INFO L158 Benchmark]: Referee took 431.65ms. Allocated memory is still 75.5MB. Free memory was 45.0MB in the beginning and 41.1MB in the end (delta: 3.9MB). Peak memory consumption was 17.7MB. Max. memory is 16.1GB. [2024-10-15 15:33:38,257 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - AnnotationCheckResult: Annotation is a valid proof of correctness. Annotation is a valid proof of correctness. Annotation is valid for all loop-free paths from entry of procedure assume_abort_if_not to exit of procedure assume_abort_if_not. Annotation is valid for all loop-free paths from loop head at line 34 to check that procedure precondition always holds at line 35. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 34. Annotation is valid for all loop-free paths from loop head at line 34 to loop head at line 34. 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 14. Annotation is valid for all loop-free paths from loop head at line 34 to check that procedure precondition always holds at line 34. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 44.0MB. Free memory was 24.8MB in the beginning and 24.7MB in the end (delta: 42.1kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.07ms. Allocated memory is still 62.9MB. Free memory was 35.3MB in the beginning and 35.1MB in the end (delta: 166.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 352.54ms. Allocated memory is still 62.9MB. Free memory was 32.9MB in the beginning and 34.2MB in the end (delta: -1.3MB). Peak memory consumption was 9.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 24.16ms. Allocated memory is still 62.9MB. Free memory was 34.2MB in the beginning and 33.3MB in the end (delta: 947.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.02ms. Allocated memory is still 62.9MB. Free memory was 33.3MB in the beginning and 31.6MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 410.45ms. Allocated memory was 62.9MB in the beginning and 75.5MB in the end (delta: 12.6MB). Free memory was 31.4MB in the beginning and 45.0MB in the end (delta: -13.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Referee took 431.65ms. Allocated memory is still 75.5MB. Free memory was 45.0MB in the beginning and 41.1MB in the end (delta: 3.9MB). Peak memory consumption was 17.7MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-10-15 15:33:38,293 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...