This is Ultimate 0.2.5-wip.dk.contract-modifies-e378df2-m [2024-10-15 15:32:41,499 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-15 15:32:41,559 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-10-15 15:32:41,563 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-15 15:32:41,566 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-15 15:32:41,590 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-15 15:32:41,591 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-15 15:32:41,591 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-15 15:32:41,592 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-15 15:32:41,595 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-15 15:32:41,595 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-15 15:32:41,595 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-15 15:32:41,595 INFO L153 SettingsManager]: * Use SBE=true [2024-10-15 15:32:41,596 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-15 15:32:41,596 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-15 15:32:41,596 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-15 15:32:41,597 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-15 15:32:41,597 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-15 15:32:41,597 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-15 15:32:41,597 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-15 15:32:41,598 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-15 15:32:41,598 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-15 15:32:41,598 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-15 15:32:41,598 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-15 15:32:41,599 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-15 15:32:41,599 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-15 15:32:41,599 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-15 15:32:41,599 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-15 15:32:41,600 INFO L153 SettingsManager]: * Future-live optimization=false [2024-10-15 15:32:41,601 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-15 15:32:41,601 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-15 15:32:41,601 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None Applying setting for plugin de.uni_freiburg.informatik.ultimate.boogie.procedureinliner: Inline calls to implemented procedures -> NEVER [2024-10-15 15:32:41,843 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-15 15:32:41,861 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-15 15:32:41,864 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-15 15:32:41,865 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-15 15:32:41,865 INFO L274 PluginConnector]: CDTParser initialized [2024-10-15 15:32:41,866 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound10.c [2024-10-15 15:32:43,096 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-15 15:32:43,246 INFO L384 CDTParser]: Found 1 translation units. [2024-10-15 15:32:43,247 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound10.c [2024-10-15 15:32:43,254 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/c01496b80/489a555cddc5401f9c1b352e23251bf1/FLAGfa95f1a70 [2024-10-15 15:32:43,266 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/c01496b80/489a555cddc5401f9c1b352e23251bf1 [2024-10-15 15:32:43,276 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-10-15 15:32:43,278 INFO L274 PluginConnector]: Witness Parser initialized [2024-10-15 15:32:43,279 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/geo2-ll_valuebound10.yml/witness-2.1.yml [2024-10-15 15:32:43,323 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-15 15:32:43,324 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-10-15 15:32:43,326 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-15 15:32:43,326 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-15 15:32:43,330 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-15 15:32:43,330 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:32:43" (1/2) ... [2024-10-15 15:32:43,331 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c23a80e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:32:43, skipping insertion in model container [2024-10-15 15:32:43,331 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:32:43" (1/2) ... [2024-10-15 15:32:43,333 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4df36ca4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:32:43, skipping insertion in model container [2024-10-15 15:32:43,333 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 03:32:43" (2/2) ... [2024-10-15 15:32:43,333 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c23a80e and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:32:43, skipping insertion in model container [2024-10-15 15:32:43,334 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 03:32:43" (2/2) ... [2024-10-15 15:32:43,340 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-10-15 15:32:43,341 INFO L1541 ArrayList]: Loop invariant at [L35-L44] ((x + ((__int128) z * y)) == (((__int128) z * x) + 1)) [2024-10-15 15:32:43,341 INFO L1541 ArrayList]: Function contract at [L14]: requires (1 <= cond), ensures (1 <= cond) [2024-10-15 15:32:43,355 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-15 15:32:43,489 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/geo2-ll_valuebound10.c[525,538] [2024-10-15 15:32:43,503 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-15 15:32:43,510 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-10-15 15:32:43,539 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/geo2-ll_valuebound10.c[525,538] Start Parsing Local [2024-10-15 15:32:43,546 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-15 15:32:43,561 INFO L204 MainTranslator]: Completed translation [2024-10-15 15:32:43,561 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:32:43 WrapperNode [2024-10-15 15:32:43,562 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-15 15:32:43,563 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-15 15:32:43,563 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-15 15:32:43,563 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-15 15:32:43,569 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 03:32:43" (1/1) ... [2024-10-15 15:32:43,574 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 03:32:43" (1/1) ... [2024-10-15 15:32:43,579 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2024-10-15 15:32:43,579 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-15 15:32:43,580 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-15 15:32:43,580 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-15 15:32:43,580 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-15 15:32:43,587 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 03:32:43" (1/1) ... [2024-10-15 15:32:43,587 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 03:32:43" (1/1) ... [2024-10-15 15:32:43,592 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 03:32:43" (1/1) ... [2024-10-15 15:32:43,605 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure __VERIFIER_assert is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-10-15 15:32:43,605 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 03:32:43" (1/1) ... [2024-10-15 15:32:43,605 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 03:32:43" (1/1) ... [2024-10-15 15:32:43,607 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 03:32:43" (1/1) ... [2024-10-15 15:32:43,609 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 03:32:43" (1/1) ... [2024-10-15 15:32:43,609 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 03:32:43" (1/1) ... [2024-10-15 15:32:43,610 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 03:32:43" (1/1) ... [2024-10-15 15:32:43,611 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-15 15:32:43,611 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-15 15:32:43,611 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-15 15:32:43,611 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-15 15:32:43,612 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 03:32:43" (1/1) ... [2024-10-15 15:32:43,616 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-15 15:32:43,622 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-10-15 15:32:43,635 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 15:32:43,641 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 15:32:43,679 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-15 15:32:43,679 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-15 15:32:43,679 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-15 15:32:43,679 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-10-15 15:32:43,679 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-10-15 15:32:43,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-15 15:32:43,680 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-10-15 15:32:43,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-10-15 15:32:43,680 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-15 15:32:43,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-15 15:32:43,680 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-10-15 15:32:43,680 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-10-15 15:32:43,747 INFO L238 CfgBuilder]: Building ICFG [2024-10-15 15:32:43,749 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-15 15:32:43,846 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-10-15 15:32:43,859 INFO L287 CfgBuilder]: Performing block encoding [2024-10-15 15:32:43,877 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-15 15:32:43,877 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-15 15:32:43,878 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 03:32:43 BoogieIcfgContainer [2024-10-15 15:32:43,878 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-15 15:32:43,878 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-10-15 15:32:43,878 INFO L270 PluginConnector]: Initializing Referee... [2024-10-15 15:32:43,879 INFO L274 PluginConnector]: Referee initialized [2024-10-15 15:32:43,879 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 15.10 03:32:43" (1/4) ... [2024-10-15 15:32:43,879 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@246ffe93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 15.10 03:32:43, skipping insertion in model container [2024-10-15 15:32:43,880 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 03:32:43" (2/4) ... [2024-10-15 15:32:43,881 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@246ffe93 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 15.10 03:32:43, skipping insertion in model container [2024-10-15 15:32:43,881 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 03:32:43" (3/4) ... [2024-10-15 15:32:43,882 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@246ffe93 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 15.10 03:32:43, skipping insertion in model container [2024-10-15 15:32:43,883 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 03:32:43" (4/4) ... [2024-10-15 15:32:43,884 INFO L79 RefereeObserver]: Analyzing ICFG geo2-ll_valuebound10.c [2024-10-15 15:32:43,887 INFO L113 InvariantChecker]: Found 1 loops. [2024-10-15 15:32:43,887 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-10-15 15:32:43,888 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 6 edges. [2024-10-15 15:32:43,888 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-10-15 15:32:43,888 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-10-15 15:32:43,888 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 15:32:43,888 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 15:32:43,889 INFO L131 InvariantChecker]: Will check 2 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from loop head to loop head, 2 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from procedure entry to loop head [2024-10-15 15:32:43,934 INFO L309 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-10-15 15:32:43,935 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:43,936 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:43,937 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:43,937 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:43,939 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:43,964 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-10-15 15:32:43,966 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:43,966 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:43,967 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:43,967 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:43,967 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:43,986 INFO L520 InvariantChecker]: The annotation(s) from loop head L35-3 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-10-15 15:32:44,002 INFO L309 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-10-15 15:32:44,003 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:44,003 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:44,003 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:44,004 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:44,004 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:44,017 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-10-15 15:32:44,017 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:44,018 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:44,018 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:44,018 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:44,018 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:44,028 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-10-15 15:32:44,041 INFO L309 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-10-15 15:32:44,042 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:44,042 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:44,042 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:44,043 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:44,043 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:44,055 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-10-15 15:32:44,055 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:44,057 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:44,057 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:44,057 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:44,062 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:44,063 INFO L520 InvariantChecker]: The annotation(s) from loop head L35-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-10-15 15:32:44,070 INFO L309 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-10-15 15:32:44,070 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:44,070 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:44,070 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:44,070 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:44,071 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:44,073 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-10-15 15:32:44,074 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:44,074 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:44,074 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:44,074 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:44,074 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:44,079 INFO L520 InvariantChecker]: The annotation(s) from loop head L35-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-10-15 15:32:44,087 INFO L309 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-10-15 15:32:44,088 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:44,089 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:44,089 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:44,089 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:44,089 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:44,092 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-10-15 15:32:44,094 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:44,095 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:44,095 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:44,095 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:44,096 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:44,101 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-10-15 15:32:44,109 INFO L309 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-10-15 15:32:44,110 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:44,110 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:44,113 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:44,113 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:44,113 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:44,114 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-10-15 15:32:44,115 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:44,115 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:44,115 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:44,115 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:44,115 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:44,116 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-10-15 15:32:44,119 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-10-15 15:32:44,119 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@246ffe93 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 15.10 03:32:44, skipping insertion in model container [2024-10-15 15:32:44,119 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-10-15 15:32:44,122 INFO L158 Benchmark]: Toolchain (without parser) took 795.58ms. Allocated memory was 73.4MB in the beginning and 104.9MB in the end (delta: 31.5MB). Free memory was 52.1MB in the beginning and 56.6MB in the end (delta: -4.5MB). Peak memory consumption was 25.0MB. Max. memory is 16.1GB. [2024-10-15 15:32:44,123 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 73.4MB. Free memory was 44.6MB in the beginning and 44.5MB in the end (delta: 104.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:32:44,123 INFO L158 Benchmark]: Witness Parser took 0.08ms. Allocated memory is still 73.4MB. Free memory is still 54.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:32:44,123 INFO L158 Benchmark]: CACSL2BoogieTranslator took 236.54ms. Allocated memory is still 73.4MB. Free memory was 52.1MB in the beginning and 37.8MB in the end (delta: 14.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-10-15 15:32:44,124 INFO L158 Benchmark]: Boogie Procedure Inliner took 16.82ms. Allocated memory is still 73.4MB. Free memory was 37.6MB in the beginning and 36.7MB in the end (delta: 879.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-15 15:32:44,124 INFO L158 Benchmark]: Boogie Preprocessor took 30.58ms. Allocated memory is still 73.4MB. Free memory was 36.7MB in the beginning and 35.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-15 15:32:44,125 INFO L158 Benchmark]: RCFGBuilder took 266.54ms. Allocated memory was 73.4MB in the beginning and 104.9MB in the end (delta: 31.5MB). Free memory was 35.1MB in the beginning and 75.8MB in the end (delta: -40.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-10-15 15:32:44,125 INFO L158 Benchmark]: Referee took 240.97ms. Allocated memory is still 104.9MB. Free memory was 75.8MB in the beginning and 56.6MB in the end (delta: 19.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-10-15 15:32:44,128 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - AnnotationCheckResult: Annotation is a valid proof of correctness. Annotation is a valid proof of correctness. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to check that a call to reach_error is unreachable at line 16. Annotation is valid for all loop-free paths from loop head at line 35 to check that procedure precondition always holds at line 36. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 35. Annotation is valid for all loop-free paths from loop head at line 35 to check that procedure precondition always holds at line 35. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert. Annotation is valid for all loop-free paths from loop head at line 35 to loop head at line 35. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 73.4MB. Free memory was 44.6MB in the beginning and 44.5MB in the end (delta: 104.9kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.08ms. Allocated memory is still 73.4MB. Free memory is still 54.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 236.54ms. Allocated memory is still 73.4MB. Free memory was 52.1MB in the beginning and 37.8MB in the end (delta: 14.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 16.82ms. Allocated memory is still 73.4MB. Free memory was 37.6MB in the beginning and 36.7MB in the end (delta: 879.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.58ms. Allocated memory is still 73.4MB. Free memory was 36.7MB in the beginning and 35.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 266.54ms. Allocated memory was 73.4MB in the beginning and 104.9MB in the end (delta: 31.5MB). Free memory was 35.1MB in the beginning and 75.8MB in the end (delta: -40.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Referee took 240.97ms. Allocated memory is still 104.9MB. Free memory was 75.8MB in the beginning and 56.6MB in the end (delta: 19.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-10-15 15:32:44,151 INFO L552 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request...