This is Ultimate 0.2.5-wip.dk.contract-modifies-e378df2-m [2024-10-15 15:32:39,434 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-15 15:32:39,493 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-10-15 15:32:39,497 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-15 15:32:39,499 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-15 15:32:39,518 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-15 15:32:39,520 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-15 15:32:39,521 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-15 15:32:39,521 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-15 15:32:39,523 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-15 15:32:39,523 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-15 15:32:39,525 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-15 15:32:39,525 INFO L153 SettingsManager]: * Use SBE=true [2024-10-15 15:32:39,525 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-15 15:32:39,525 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-15 15:32:39,526 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-15 15:32:39,526 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-15 15:32:39,526 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-15 15:32:39,526 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-15 15:32:39,526 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-15 15:32:39,526 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-15 15:32:39,527 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-15 15:32:39,527 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-15 15:32:39,527 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-15 15:32:39,527 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-15 15:32:39,528 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-15 15:32:39,528 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-15 15:32:39,528 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-15 15:32:39,528 INFO L153 SettingsManager]: * Future-live optimization=false [2024-10-15 15:32:39,528 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-15 15:32:39,529 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-15 15:32:39,529 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None Applying setting for plugin de.uni_freiburg.informatik.ultimate.boogie.procedureinliner: Inline calls to implemented procedures -> NEVER [2024-10-15 15:32:39,785 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-15 15:32:39,805 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-15 15:32:39,807 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-15 15:32:39,809 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-15 15:32:39,809 INFO L274 PluginConnector]: CDTParser initialized [2024-10-15 15:32:39,810 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/geo1-ll_valuebound2.c [2024-10-15 15:32:41,190 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-15 15:32:41,331 INFO L384 CDTParser]: Found 1 translation units. [2024-10-15 15:32:41,332 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo1-ll_valuebound2.c [2024-10-15 15:32:41,339 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/93882a3b3/79b2c260fdb84ea7804eaffad74ce7d3/FLAG65a4b2194 [2024-10-15 15:32:41,755 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/93882a3b3/79b2c260fdb84ea7804eaffad74ce7d3 [2024-10-15 15:32:41,757 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-10-15 15:32:41,758 INFO L274 PluginConnector]: Witness Parser initialized [2024-10-15 15:32:41,759 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/geo1-ll_valuebound2.yml/witness-2.1.yml [2024-10-15 15:32:41,798 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-15 15:32:41,800 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-10-15 15:32:41,801 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-15 15:32:41,801 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-15 15:32:41,805 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-15 15:32:41,805 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:32:41" (1/2) ... [2024-10-15 15:32:41,807 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@295afb62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:32:41, skipping insertion in model container [2024-10-15 15:32:41,807 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:32:41" (1/2) ... [2024-10-15 15:32:41,808 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4fd0fe05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:32:41, skipping insertion in model container [2024-10-15 15:32:41,810 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 03:32:41" (2/2) ... [2024-10-15 15:32:41,810 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@295afb62 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:32:41, skipping insertion in model container [2024-10-15 15:32:41,810 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 03:32:41" (2/2) ... [2024-10-15 15:32:41,820 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-10-15 15:32:41,821 INFO L1541 ArrayList]: Loop invariant at [L36-L46] ((((((__int128) z * x) + 1) == ((__int128) y + x)) && (1 <= c)) && (1 <= k)) [2024-10-15 15:32:41,821 INFO L1541 ArrayList]: Function contract at [L12]: requires null, ensures (cond != 0) [2024-10-15 15:32:41,821 INFO L1541 ArrayList]: Function contract at [L15]: requires (1 <= cond), ensures (1 <= cond) [2024-10-15 15:32:41,837 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-15 15:32:41,995 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/geo1-ll_valuebound2.c[546,559] [2024-10-15 15:32:42,009 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-15 15:32:42,015 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-10-15 15:32:42,045 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/geo1-ll_valuebound2.c[546,559] Start Parsing Local [2024-10-15 15:32:42,053 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-15 15:32:42,066 INFO L204 MainTranslator]: Completed translation [2024-10-15 15:32:42,067 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:32:42 WrapperNode [2024-10-15 15:32:42,067 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-15 15:32:42,068 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-15 15:32:42,068 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-15 15:32:42,068 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-15 15:32:42,073 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 03:32:42" (1/1) ... [2024-10-15 15:32:42,079 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 03:32:42" (1/1) ... [2024-10-15 15:32:42,083 INFO L138 Inliner]: procedures = 14, calls = 13, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2024-10-15 15:32:42,083 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-15 15:32:42,085 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-15 15:32:42,085 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-15 15:32:42,085 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-15 15:32:42,092 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 03:32:42" (1/1) ... [2024-10-15 15:32:42,092 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 03:32:42" (1/1) ... [2024-10-15 15:32:42,096 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 03:32:42" (1/1) ... [2024-10-15 15:32:42,104 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 15:32:42,104 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 03:32:42" (1/1) ... [2024-10-15 15:32:42,104 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 03:32:42" (1/1) ... [2024-10-15 15:32:42,110 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 03:32:42" (1/1) ... [2024-10-15 15:32:42,112 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 03:32:42" (1/1) ... [2024-10-15 15:32:42,113 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 03:32:42" (1/1) ... [2024-10-15 15:32:42,114 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 03:32:42" (1/1) ... [2024-10-15 15:32:42,115 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-15 15:32:42,117 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-15 15:32:42,117 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-15 15:32:42,117 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-15 15:32:42,118 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 03:32:42" (1/1) ... [2024-10-15 15:32:42,122 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-15 15:32:42,129 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-10-15 15:32:42,145 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 15:32:42,155 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 15:32:42,186 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-15 15:32:42,186 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-15 15:32:42,186 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-15 15:32:42,186 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-10-15 15:32:42,187 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-10-15 15:32:42,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-15 15:32:42,187 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-10-15 15:32:42,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-10-15 15:32:42,187 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-15 15:32:42,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-15 15:32:42,187 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-10-15 15:32:42,187 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-10-15 15:32:42,237 INFO L238 CfgBuilder]: Building ICFG [2024-10-15 15:32:42,239 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-15 15:32:42,339 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-10-15 15:32:42,349 INFO L287 CfgBuilder]: Performing block encoding [2024-10-15 15:32:42,374 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-15 15:32:42,374 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-15 15:32:42,374 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 03:32:42 BoogieIcfgContainer [2024-10-15 15:32:42,375 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-15 15:32:42,375 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-10-15 15:32:42,375 INFO L270 PluginConnector]: Initializing Referee... [2024-10-15 15:32:42,376 INFO L274 PluginConnector]: Referee initialized [2024-10-15 15:32:42,376 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 15.10 03:32:41" (1/4) ... [2024-10-15 15:32:42,376 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@2ac654e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 15.10 03:32:42, skipping insertion in model container [2024-10-15 15:32:42,377 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 03:32:41" (2/4) ... [2024-10-15 15:32:42,377 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@2ac654e8 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 15.10 03:32:42, skipping insertion in model container [2024-10-15 15:32:42,377 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 03:32:42" (3/4) ... [2024-10-15 15:32:42,377 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@2ac654e8 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 15.10 03:32:42, skipping insertion in model container [2024-10-15 15:32:42,377 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 03:32:42" (4/4) ... [2024-10-15 15:32:42,378 INFO L79 RefereeObserver]: Analyzing ICFG geo1-ll_valuebound2.c [2024-10-15 15:32:42,381 INFO L113 InvariantChecker]: Found 1 loops. [2024-10-15 15:32:42,381 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 15:32:42,382 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-10-15 15:32:42,382 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-10-15 15:32:42,382 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 8 edges. [2024-10-15 15:32:42,382 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-10-15 15:32:42,382 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 15:32:42,382 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 15:32:42,383 INFO L131 InvariantChecker]: Will check 2 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from procedure entry to loop head, 3 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from loop head to loop head [2024-10-15 15:32:42,412 INFO L309 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-10-15 15:32:42,413 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:42,413 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:42,413 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:42,414 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:42,416 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:42,423 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-10-15 15:32:42,424 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:42,424 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:42,424 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:42,424 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:42,430 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:42,450 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-10-15 15:32:42,482 INFO L309 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-10-15 15:32:42,482 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:42,482 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:42,483 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:42,483 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:42,483 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:42,503 INFO L101 BaseMinimizeStates]: Removed 16 edges and 5 locations by large block encoding [2024-10-15 15:32:42,503 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:42,504 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:42,504 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:42,504 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:42,510 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:42,512 INFO L520 InvariantChecker]: The annotation(s) from loop head L36-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-10-15 15:32:42,531 INFO L309 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-10-15 15:32:42,533 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:42,533 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:42,534 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:42,534 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:42,534 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:42,543 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-10-15 15:32:42,543 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:42,543 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:42,543 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:42,543 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:42,543 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:42,548 INFO L520 InvariantChecker]: The annotation(s) from loop head L36-3 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-10-15 15:32:42,556 INFO L309 BlockEncoder]: Initial Icfg 9 locations, 8 edges [2024-10-15 15:32:42,556 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:42,556 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:42,557 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:42,557 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:42,557 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:42,573 INFO L101 BaseMinimizeStates]: Removed 14 edges and 7 locations by large block encoding [2024-10-15 15:32:42,573 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:42,573 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:42,574 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:42,574 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:42,574 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:42,576 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-10-15 15:32:42,582 INFO L309 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-10-15 15:32:42,583 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:42,583 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:42,583 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:42,583 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:42,583 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:42,585 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-10-15 15:32:42,585 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:42,585 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:42,585 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:42,586 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:42,586 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:42,587 INFO L520 InvariantChecker]: The annotation(s) from loop head L36-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-10-15 15:32:42,593 INFO L309 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-10-15 15:32:42,593 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:42,593 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:42,593 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:42,593 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:42,593 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:42,595 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-10-15 15:32:42,595 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:42,595 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:42,596 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:42,596 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:42,597 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:42,599 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-10-15 15:32:42,608 INFO L309 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-10-15 15:32:42,609 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:42,610 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:42,610 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:42,610 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:42,610 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:42,611 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-10-15 15:32:42,612 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:42,612 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:42,612 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:42,612 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:42,612 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:42,614 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-10-15 15:32:42,618 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-10-15 15:32:42,622 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@2ac654e8 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 15.10 03:32:42, skipping insertion in model container [2024-10-15 15:32:42,622 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-10-15 15:32:42,624 INFO L158 Benchmark]: Toolchain (without parser) took 823.19ms. Allocated memory is still 92.3MB. Free memory was 51.7MB in the beginning and 51.1MB in the end (delta: 633.4kB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. [2024-10-15 15:32:42,624 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 54.5MB. Free memory was 32.3MB in the beginning and 32.2MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:32:42,625 INFO L158 Benchmark]: Witness Parser took 0.15ms. Allocated memory is still 92.3MB. Free memory was 53.8MB in the beginning and 53.5MB in the end (delta: 252.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:32:42,625 INFO L158 Benchmark]: CACSL2BoogieTranslator took 266.40ms. Allocated memory is still 92.3MB. Free memory was 51.5MB in the beginning and 63.1MB in the end (delta: -11.6MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. [2024-10-15 15:32:42,629 INFO L158 Benchmark]: Boogie Procedure Inliner took 15.59ms. Allocated memory is still 92.3MB. Free memory was 62.8MB in the beginning and 61.8MB in the end (delta: 968.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:32:42,630 INFO L158 Benchmark]: Boogie Preprocessor took 31.66ms. Allocated memory is still 92.3MB. Free memory was 61.8MB in the beginning and 60.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-15 15:32:42,630 INFO L158 Benchmark]: RCFGBuilder took 257.95ms. Allocated memory is still 92.3MB. Free memory was 60.4MB in the beginning and 48.2MB in the end (delta: 12.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-10-15 15:32:42,631 INFO L158 Benchmark]: Referee took 247.26ms. Allocated memory is still 92.3MB. Free memory was 48.2MB in the beginning and 51.1MB in the end (delta: -3.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-10-15 15:32:42,633 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 exit of procedure __VERIFIER_assert. Annotation is valid for all loop-free paths from loop head at line 36 to check that procedure precondition always holds at line 50. 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 36 to loop head at line 36. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 36. 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 17. Annotation is valid for all loop-free paths from loop head at line 36 to check that procedure precondition always holds at line 37. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 54.5MB. Free memory was 32.3MB in the beginning and 32.2MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.15ms. Allocated memory is still 92.3MB. Free memory was 53.8MB in the beginning and 53.5MB in the end (delta: 252.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 266.40ms. Allocated memory is still 92.3MB. Free memory was 51.5MB in the beginning and 63.1MB in the end (delta: -11.6MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 15.59ms. Allocated memory is still 92.3MB. Free memory was 62.8MB in the beginning and 61.8MB in the end (delta: 968.6kB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 31.66ms. Allocated memory is still 92.3MB. Free memory was 61.8MB in the beginning and 60.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 257.95ms. Allocated memory is still 92.3MB. Free memory was 60.4MB in the beginning and 48.2MB in the end (delta: 12.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Referee took 247.26ms. Allocated memory is still 92.3MB. Free memory was 48.2MB in the beginning and 51.1MB in the end (delta: -3.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-10-15 15:32:42,660 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...