This is Ultimate 0.2.5-wip.dk.contract-modifies-e378df2-m [2024-10-15 15:33:49,692 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-15 15:33:49,769 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-10-15 15:33:49,772 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-15 15:33:49,772 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-15 15:33:49,790 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-15 15:33:49,792 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-15 15:33:49,792 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-15 15:33:49,793 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-15 15:33:49,794 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-15 15:33:49,795 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-15 15:33:49,795 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-15 15:33:49,795 INFO L153 SettingsManager]: * Use SBE=true [2024-10-15 15:33:49,796 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-15 15:33:49,798 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-15 15:33:49,798 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-15 15:33:49,798 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-15 15:33:49,799 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-15 15:33:49,799 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-15 15:33:49,799 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-15 15:33:49,799 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-15 15:33:49,799 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-15 15:33:49,800 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-15 15:33:49,800 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-15 15:33:49,800 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-15 15:33:49,800 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-15 15:33:49,800 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-15 15:33:49,800 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-15 15:33:49,800 INFO L153 SettingsManager]: * Future-live optimization=false [2024-10-15 15:33:49,800 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-15 15:33:49,801 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-15 15:33:49,801 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None Applying setting for plugin de.uni_freiburg.informatik.ultimate.boogie.procedureinliner: Inline calls to implemented procedures -> NEVER [2024-10-15 15:33:50,149 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-15 15:33:50,165 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-15 15:33:50,167 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-15 15:33:50,168 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-15 15:33:50,173 INFO L274 PluginConnector]: CDTParser initialized [2024-10-15 15:33:50,174 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_valuebound100.c [2024-10-15 15:33:51,687 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-15 15:33:51,928 INFO L384 CDTParser]: Found 1 translation units. [2024-10-15 15:33:51,930 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/ps5-ll_valuebound100.c [2024-10-15 15:33:51,941 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/a10c1150e/201f0564035344d0b0a78cef33ba201e/FLAG1cb1a5d3e [2024-10-15 15:33:52,261 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/a10c1150e/201f0564035344d0b0a78cef33ba201e [2024-10-15 15:33:52,264 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-10-15 15:33:52,268 INFO L274 PluginConnector]: Witness Parser initialized [2024-10-15 15:33:52,269 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/ps5-ll_valuebound100.yml/witness-2.1.yml [2024-10-15 15:33:52,356 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-15 15:33:52,358 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-10-15 15:33:52,362 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-15 15:33:52,362 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-15 15:33:52,366 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-15 15:33:52,370 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:33:52" (1/2) ... [2024-10-15 15:33:52,377 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cf9ad65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:33:52, skipping insertion in model container [2024-10-15 15:33:52,377 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:33:52" (1/2) ... [2024-10-15 15:33:52,379 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7715d52b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:33:52, skipping insertion in model container [2024-10-15 15:33:52,379 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 03:33:52" (2/2) ... [2024-10-15 15:33:52,379 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cf9ad65 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:33:52, skipping insertion in model container [2024-10-15 15:33:52,379 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 03:33:52" (2/2) ... [2024-10-15 15:33:52,388 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-10-15 15:33:52,396 INFO L1541 ArrayList]: Loop invariant at [L28-L37] (((((k <= 256) && ((((__int128) y * y) + ((__int128) y * 4)) == (((__int128) c * 4) + ((__int128) c * y)))) && ((c + ((__int128) c * y)) == (y + ((__int128) y * y)))) && ((y + ((__int128) 30 * x)) == (((((((__int128) y * y) * y) * y) * 15) + (6 * (((((__int128) y * y) * y) * y) * y))) + ((((__int128) y * y) * y) * 10)))) && ((c < k) || (((__int128) y * y) == ((__int128) k * y)))) [2024-10-15 15:33:52,398 INFO L1541 ArrayList]: Function contract at [L6]: requires null, ensures (cond != 0) [2024-10-15 15:33:52,398 INFO L1541 ArrayList]: Function contract at [L9]: requires (1 <= cond), ensures (1 <= cond) [2024-10-15 15:33:52,428 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-15 15:33:52,698 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/ps5-ll_valuebound100.c[458,471] [2024-10-15 15:33:52,727 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-15 15:33:52,749 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-10-15 15:33:52,804 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/ps5-ll_valuebound100.c[458,471] Start Parsing Local [2024-10-15 15:33:52,822 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-15 15:33:52,848 INFO L204 MainTranslator]: Completed translation [2024-10-15 15:33:52,851 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:33:52 WrapperNode [2024-10-15 15:33:52,852 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-15 15:33:52,853 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-15 15:33:52,853 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-15 15:33:52,853 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-15 15:33:52,874 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 03:33:52" (1/1) ... [2024-10-15 15:33:52,888 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 03:33:52" (1/1) ... [2024-10-15 15:33:52,896 INFO L138 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2024-10-15 15:33:52,897 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-15 15:33:52,897 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-15 15:33:52,898 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-15 15:33:52,898 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-15 15:33:52,905 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 03:33:52" (1/1) ... [2024-10-15 15:33:52,905 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 03:33:52" (1/1) ... [2024-10-15 15:33:52,907 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 03:33:52" (1/1) ... [2024-10-15 15:33:52,911 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 15:33:52,911 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 03:33:52" (1/1) ... [2024-10-15 15:33:52,912 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 03:33:52" (1/1) ... [2024-10-15 15:33:52,914 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 03:33:52" (1/1) ... [2024-10-15 15:33:52,920 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 03:33:52" (1/1) ... [2024-10-15 15:33:52,921 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 03:33:52" (1/1) ... [2024-10-15 15:33:52,922 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 03:33:52" (1/1) ... [2024-10-15 15:33:52,923 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-15 15:33:52,924 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-15 15:33:52,924 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-15 15:33:52,924 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-15 15:33:52,925 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 03:33:52" (1/1) ... [2024-10-15 15:33:52,929 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-15 15:33:52,935 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-10-15 15:33:52,948 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 15:33:52,951 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 15:33:53,024 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-15 15:33:53,025 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-15 15:33:53,025 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-15 15:33:53,025 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-10-15 15:33:53,025 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-10-15 15:33:53,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-15 15:33:53,025 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-10-15 15:33:53,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-10-15 15:33:53,025 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-15 15:33:53,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-15 15:33:53,025 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-10-15 15:33:53,026 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-10-15 15:33:53,136 INFO L238 CfgBuilder]: Building ICFG [2024-10-15 15:33:53,142 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-15 15:33:53,372 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-10-15 15:33:53,392 INFO L287 CfgBuilder]: Performing block encoding [2024-10-15 15:33:53,417 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-15 15:33:53,418 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-15 15:33:53,419 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 03:33:53 BoogieIcfgContainer [2024-10-15 15:33:53,419 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-15 15:33:53,419 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-10-15 15:33:53,419 INFO L270 PluginConnector]: Initializing Referee... [2024-10-15 15:33:53,420 INFO L274 PluginConnector]: Referee initialized [2024-10-15 15:33:53,420 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 15.10 03:33:52" (1/4) ... [2024-10-15 15:33:53,421 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@14c658cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 15.10 03:33:53, skipping insertion in model container [2024-10-15 15:33:53,421 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 03:33:52" (2/4) ... [2024-10-15 15:33:53,422 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@14c658cb and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 15.10 03:33:53, skipping insertion in model container [2024-10-15 15:33:53,423 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 03:33:52" (3/4) ... [2024-10-15 15:33:53,423 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@14c658cb and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 15.10 03:33:53, skipping insertion in model container [2024-10-15 15:33:53,423 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 03:33:53" (4/4) ... [2024-10-15 15:33:53,424 INFO L79 RefereeObserver]: Analyzing ICFG ps5-ll_valuebound100.c [2024-10-15 15:33:53,427 INFO L113 InvariantChecker]: Found 1 loops. [2024-10-15 15:33:53,428 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 15:33:53,428 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L28-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-10-15 15:33:53,428 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L28-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-10-15 15:33:53,428 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-10-15 15:33:53,428 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L28-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-10-15 15:33:53,429 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 15:33:53,429 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 15:33:53,429 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L28-3 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-10-15 15:33:53,429 INFO L131 InvariantChecker]: Will check 3 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from loop head to loop head, 3 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from procedure entry to loop head [2024-10-15 15:33:53,480 INFO L309 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-10-15 15:33:53,481 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:33:53,481 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:33:53,481 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:33:53,483 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:33:53,484 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:33:53,494 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-10-15 15:33:53,495 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:33:53,498 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:33:53,498 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:33:53,499 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:33:53,502 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:33:53,521 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-10-15 15:33:53,543 INFO L309 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-10-15 15:33:53,543 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:33:53,543 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:33:53,544 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:33:53,544 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:33:53,544 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:33:53,563 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-10-15 15:33:53,564 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:33:53,564 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:33:53,564 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:33:53,564 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:33:53,570 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:33:53,572 INFO L520 InvariantChecker]: The annotation(s) from loop head L28-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-10-15 15:33:53,588 INFO L309 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-10-15 15:33:53,588 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:33:53,588 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:33:53,588 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:33:53,588 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:33:53,589 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:33:53,607 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-10-15 15:33:53,608 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:33:53,608 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:33:53,608 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:33:53,608 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:33:53,608 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:33:53,610 INFO L520 InvariantChecker]: The annotation(s) from loop head L28-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-10-15 15:33:53,627 INFO L309 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-10-15 15:33:53,630 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:33:53,630 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:33:53,630 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:33:53,631 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:33:53,631 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:33:53,644 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-10-15 15:33:53,644 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:33:53,644 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:33:53,644 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:33:53,645 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:33:53,645 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:33:53,651 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-10-15 15:33:53,670 INFO L309 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-10-15 15:33:53,670 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:33:53,671 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:33:53,671 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:33:53,673 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:33:53,673 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:33:53,692 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-10-15 15:33:53,696 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:33:53,696 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:33:53,696 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:33:53,697 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:33:53,697 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:33:53,819 INFO L520 InvariantChecker]: The annotation(s) from loop head L28-3 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-10-15 15:33:53,837 INFO L309 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-10-15 15:33:53,837 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:33:53,837 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:33:53,837 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:33:53,837 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:33:53,837 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:33:53,843 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-10-15 15:33:53,844 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:33:53,844 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:33:53,844 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:33:53,844 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:33:53,845 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:33:53,850 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-10-15 15:33:53,860 INFO L309 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-10-15 15:33:53,861 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:33:53,861 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:33:53,864 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:33:53,864 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:33:53,864 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:33:53,866 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-10-15 15:33:53,866 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:33:53,866 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:33:53,866 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:33:53,866 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:33:53,866 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:33:53,867 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-10-15 15:33:53,883 INFO L309 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-10-15 15:33:53,884 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:33:53,884 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:33:53,884 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:33:53,884 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:33:53,884 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:33:53,904 INFO L101 BaseMinimizeStates]: Removed 16 edges and 5 locations by large block encoding [2024-10-15 15:33:53,905 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:33:53,905 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:33:53,906 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:33:53,906 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:33:53,908 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:33:53,910 INFO L520 InvariantChecker]: The annotation(s) from loop head L28-3 to error location mainErr3REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-10-15 15:33:53,915 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-10-15 15:33:53,916 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@14c658cb and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 15.10 03:33:53, skipping insertion in model container [2024-10-15 15:33:53,916 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-10-15 15:33:53,918 INFO L158 Benchmark]: Toolchain (without parser) took 1559.42ms. Allocated memory was 67.1MB in the beginning and 109.1MB in the end (delta: 41.9MB). Free memory was 43.3MB in the beginning and 61.7MB in the end (delta: -18.3MB). Peak memory consumption was 32.2MB. Max. memory is 16.1GB. [2024-10-15 15:33:53,919 INFO L158 Benchmark]: CDTParser took 0.51ms. Allocated memory is still 67.1MB. Free memory was 44.9MB in the beginning and 44.8MB in the end (delta: 92.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:33:53,920 INFO L158 Benchmark]: Witness Parser took 0.09ms. Allocated memory is still 67.1MB. Free memory is still 45.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:33:53,921 INFO L158 Benchmark]: CACSL2BoogieTranslator took 490.33ms. Allocated memory is still 67.1MB. Free memory was 43.1MB in the beginning and 28.6MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-10-15 15:33:53,921 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.22ms. Allocated memory was 67.1MB in the beginning and 109.1MB in the end (delta: 41.9MB). Free memory was 28.6MB in the beginning and 89.7MB in the end (delta: -61.2MB). Peak memory consumption was 2.8MB. Max. memory is 16.1GB. [2024-10-15 15:33:53,922 INFO L158 Benchmark]: Boogie Preprocessor took 25.87ms. Allocated memory is still 109.1MB. Free memory was 89.7MB in the beginning and 88.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-15 15:33:53,922 INFO L158 Benchmark]: RCFGBuilder took 494.90ms. Allocated memory is still 109.1MB. Free memory was 88.1MB in the beginning and 74.6MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-10-15 15:33:53,923 INFO L158 Benchmark]: Referee took 497.34ms. Allocated memory is still 109.1MB. Free memory was 74.6MB in the beginning and 61.7MB in the end (delta: 13.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-10-15 15:33:53,927 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - AnnotationCheckResult: Annotation is a valid proof of correctness. Annotation is a valid proof of correctness. Annotation is valid for all loop-free paths from loop head at line 28 to loop head at line 28. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 28. Annotation is valid for all loop-free paths from loop head at line 28 to check that procedure precondition always holds at line 29. Annotation is valid for all loop-free paths from loop head at line 28 to check that procedure precondition always holds at line 28. Annotation is valid for all loop-free paths from entry of procedure assume_abort_if_not to exit of procedure assume_abort_if_not. 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 11. Annotation is valid for all loop-free paths from loop head at line 28 to check that procedure precondition always holds at line 39. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.51ms. Allocated memory is still 67.1MB. Free memory was 44.9MB in the beginning and 44.8MB in the end (delta: 92.1kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.09ms. Allocated memory is still 67.1MB. Free memory is still 45.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 490.33ms. Allocated memory is still 67.1MB. Free memory was 43.1MB in the beginning and 28.6MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.22ms. Allocated memory was 67.1MB in the beginning and 109.1MB in the end (delta: 41.9MB). Free memory was 28.6MB in the beginning and 89.7MB in the end (delta: -61.2MB). Peak memory consumption was 2.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.87ms. Allocated memory is still 109.1MB. Free memory was 89.7MB in the beginning and 88.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 494.90ms. Allocated memory is still 109.1MB. Free memory was 88.1MB in the beginning and 74.6MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Referee took 497.34ms. Allocated memory is still 109.1MB. Free memory was 74.6MB in the beginning and 61.7MB in the end (delta: 13.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-10-15 15:33:53,946 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...