This is Ultimate 0.2.5-wip.dk.contract-modifies-e378df2-m [2024-10-15 15:32:03,091 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-15 15:32:03,156 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-10-15 15:32:03,160 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-15 15:32:03,160 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-15 15:32:03,204 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-15 15:32:03,205 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-15 15:32:03,205 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-15 15:32:03,206 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-15 15:32:03,207 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-15 15:32:03,209 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-15 15:32:03,209 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-15 15:32:03,210 INFO L153 SettingsManager]: * Use SBE=true [2024-10-15 15:32:03,210 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-15 15:32:03,210 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-15 15:32:03,211 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-15 15:32:03,211 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-15 15:32:03,212 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-15 15:32:03,212 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-15 15:32:03,212 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-15 15:32:03,213 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-15 15:32:03,214 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-15 15:32:03,214 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-15 15:32:03,214 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-15 15:32:03,215 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-15 15:32:03,215 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-15 15:32:03,215 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-15 15:32:03,216 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-15 15:32:03,216 INFO L153 SettingsManager]: * Future-live optimization=false [2024-10-15 15:32:03,216 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-15 15:32:03,217 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-15 15:32:03,220 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None Applying setting for plugin de.uni_freiburg.informatik.ultimate.boogie.procedureinliner: Inline calls to implemented procedures -> NEVER [2024-10-15 15:32:03,516 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-15 15:32:03,539 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-15 15:32:03,542 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-15 15:32:03,543 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-15 15:32:03,544 INFO L274 PluginConnector]: CDTParser initialized [2024-10-15 15:32:03,545 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_unwindbound1.c [2024-10-15 15:32:05,041 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-15 15:32:05,233 INFO L384 CDTParser]: Found 1 translation units. [2024-10-15 15:32:05,233 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_unwindbound1.c [2024-10-15 15:32:05,244 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/c67982a68/fc96c780d28a4e99881da6d50acb9af0/FLAG94a988de3 [2024-10-15 15:32:05,261 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/c67982a68/fc96c780d28a4e99881da6d50acb9af0 [2024-10-15 15:32:05,264 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-10-15 15:32:05,265 INFO L274 PluginConnector]: Witness Parser initialized [2024-10-15 15:32:05,265 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/cohendiv-ll_unwindbound1.yml/witness-2.1.yml [2024-10-15 15:32:05,325 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-15 15:32:05,327 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-10-15 15:32:05,330 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-15 15:32:05,330 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-15 15:32:05,334 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-15 15:32:05,335 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:32:05" (1/2) ... [2024-10-15 15:32:05,338 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3899110f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:32:05, skipping insertion in model container [2024-10-15 15:32:05,338 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:32:05" (1/2) ... [2024-10-15 15:32:05,340 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@327c468 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:32:05, skipping insertion in model container [2024-10-15 15:32:05,340 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 03:32:05" (2/2) ... [2024-10-15 15:32:05,340 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3899110f and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:32:05, skipping insertion in model container [2024-10-15 15:32:05,340 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 03:32:05" (2/2) ... [2024-10-15 15:32:05,354 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-10-15 15:32:05,355 INFO L1541 ArrayList]: Loop invariant at [L46-L58] (((((((__int128) q * y) + r) == x) && (1 <= counter)) && (((((__int128) q * y) + r) + ((__int128) a * y)) == ((__int128) b + x))) && (\old(counter) == 0)) [2024-10-15 15:32:05,357 INFO L1541 ArrayList]: Loop invariant at [L37-L61] ((((((((__int128) q * y) + r) == x) && (1 <= counter)) && (((((__int128) q * y) + r) + ((__int128) a * y)) == ((__int128) b + x))) || (((((a == 0) && (x == r)) && (b == 0)) && (counter == 0)) && (q == 0))) && (\old(counter) == 0)) [2024-10-15 15:32:05,357 INFO L1541 ArrayList]: Function contract at [L23]: requires (counter == 0), ensures (\old(counter) == 0) [2024-10-15 15:32:05,357 INFO L1541 ArrayList]: Function contract at [L11]: requires (counter == 0), ensures ((counter == 0) && (counter == \old(counter))) [2024-10-15 15:32:05,357 INFO L1541 ArrayList]: Function contract at [L14]: requires (1 <= cond), ensures ((1 <= cond) && (counter == \old(counter))) [2024-10-15 15:32:05,374 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-15 15:32:05,575 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/cohendiv-ll_unwindbound1.c[576,589] [2024-10-15 15:32:05,596 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-15 15:32:05,605 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global Start Parsing Global [2024-10-15 15:32:05,642 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/cohendiv-ll_unwindbound1.c[576,589] Start Parsing Global Start Parsing Global Start Parsing Local Start Parsing Local [2024-10-15 15:32:05,662 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-15 15:32:05,678 INFO L204 MainTranslator]: Completed translation [2024-10-15 15:32:05,679 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:32:05 WrapperNode [2024-10-15 15:32:05,679 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-15 15:32:05,680 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-15 15:32:05,680 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-15 15:32:05,681 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-15 15:32:05,687 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 03:32:05" (1/1) ... [2024-10-15 15:32:05,693 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 03:32:05" (1/1) ... [2024-10-15 15:32:05,706 INFO L138 Inliner]: procedures = 14, calls = 15, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2024-10-15 15:32:05,706 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-15 15:32:05,707 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-15 15:32:05,707 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-15 15:32:05,707 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-15 15:32:05,717 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 03:32:05" (1/1) ... [2024-10-15 15:32:05,718 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 03:32:05" (1/1) ... [2024-10-15 15:32:05,720 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 03:32:05" (1/1) ... [2024-10-15 15:32:05,731 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 15:32:05,731 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 03:32:05" (1/1) ... [2024-10-15 15:32:05,732 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 03:32:05" (1/1) ... [2024-10-15 15:32:05,735 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 03:32:05" (1/1) ... [2024-10-15 15:32:05,742 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 03:32:05" (1/1) ... [2024-10-15 15:32:05,744 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 03:32:05" (1/1) ... [2024-10-15 15:32:05,745 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 03:32:05" (1/1) ... [2024-10-15 15:32:05,747 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-15 15:32:05,747 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-15 15:32:05,748 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-15 15:32:05,748 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-15 15:32:05,749 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 03:32:05" (1/1) ... [2024-10-15 15:32:05,754 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-15 15:32:05,763 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-10-15 15:32:05,782 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 15:32:05,786 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 15:32:05,833 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-15 15:32:05,833 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-15 15:32:05,834 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-15 15:32:05,834 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-10-15 15:32:05,835 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-10-15 15:32:05,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-15 15:32:05,835 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-10-15 15:32:05,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-10-15 15:32:05,835 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-15 15:32:05,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-15 15:32:05,836 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-10-15 15:32:05,836 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-10-15 15:32:05,897 INFO L238 CfgBuilder]: Building ICFG [2024-10-15 15:32:05,899 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-15 15:32:05,994 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-10-15 15:32:06,007 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-10-15 15:32:06,165 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-10-15 15:32:06,178 INFO L287 CfgBuilder]: Performing block encoding [2024-10-15 15:32:06,218 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-15 15:32:06,218 INFO L314 CfgBuilder]: Removed 2 assume(true) statements. [2024-10-15 15:32:06,219 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 03:32:06 BoogieIcfgContainer [2024-10-15 15:32:06,219 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-15 15:32:06,220 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-10-15 15:32:06,220 INFO L270 PluginConnector]: Initializing Referee... [2024-10-15 15:32:06,220 INFO L274 PluginConnector]: Referee initialized [2024-10-15 15:32:06,221 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 15.10 03:32:05" (1/4) ... [2024-10-15 15:32:06,221 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@19a2f60f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 15.10 03:32:06, skipping insertion in model container [2024-10-15 15:32:06,221 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 03:32:05" (2/4) ... [2024-10-15 15:32:06,221 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@19a2f60f and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 15.10 03:32:06, skipping insertion in model container [2024-10-15 15:32:06,222 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 03:32:05" (3/4) ... [2024-10-15 15:32:06,222 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@19a2f60f and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 15.10 03:32:06, skipping insertion in model container [2024-10-15 15:32:06,222 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 03:32:06" (4/4) ... [2024-10-15 15:32:06,223 INFO L79 RefereeObserver]: Analyzing ICFG cohendiv-ll_unwindbound1.c [2024-10-15 15:32:06,226 INFO L113 InvariantChecker]: Found 2 loops. [2024-10-15 15:32:06,227 INFO L373 InvariantChecker]: Will check inductivity from ENTRY assume_abort_if_notENTRY to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-10-15 15:32:06,227 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L46-4 to ERROR_LOC mainErr5REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-10-15 15:32:06,228 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L37-4 to ERROR_LOC mainErr9REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 9 edges. [2024-10-15 15:32:06,228 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L46-4 to ERROR_LOC mainErr8REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-10-15 15:32:06,228 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L37-4 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-10-15 15:32:06,228 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L46-4 to ERROR_LOC mainErr7REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 6 edges. [2024-10-15 15:32:06,229 INFO L373 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to LOOP_INVARIANT_ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 4 edges. [2024-10-15 15:32:06,229 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L46-4 to LOOP_INVARIANT_ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 11 edges. [2024-10-15 15:32:06,229 INFO L373 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to ERROR_LOC mainErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 2 edges. [2024-10-15 15:32:06,229 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L46-4 to ERROR_LOC mainErr6REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-10-15 15:32:06,229 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-10-15 15:32:06,230 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L37-4 to LOOP_INVARIANT_ERROR_LOC mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-10-15 15:32:06,230 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L46-4 to LOOP_INVARIANT_ERROR_LOC mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 10 edges. [2024-10-15 15:32:06,230 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 15:32:06,230 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L37-4 to ERROR_LOC mainErr10ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 11 edges. [2024-10-15 15:32:06,230 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 15:32:06,231 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L37-4 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-10-15 15:32:06,231 INFO L131 InvariantChecker]: Will check 5 loop-free subgraphs from procedure entry to error location, 3 loop-free subgraphs from loop head to loop head, 8 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from procedure entry to loop head [2024-10-15 15:32:06,287 INFO L309 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-10-15 15:32:06,288 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:06,288 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:06,289 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:06,290 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:06,291 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:06,298 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-10-15 15:32:06,299 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:06,299 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:06,299 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:06,300 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:06,306 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:06,324 INFO L520 InvariantChecker]: The annotation(s) from entry assume_abort_if_notENTRY to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-10-15 15:32:06,345 INFO L309 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-10-15 15:32:06,345 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:06,346 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:06,346 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:06,346 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:06,346 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:06,360 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-10-15 15:32:06,360 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:06,360 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:06,361 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:06,361 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:06,361 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:06,363 INFO L520 InvariantChecker]: The annotation(s) from loop head L46-4 to error location mainErr5REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-10-15 15:32:06,382 INFO L309 BlockEncoder]: Initial Icfg 8 locations, 9 edges [2024-10-15 15:32:06,383 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:06,383 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:06,383 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:06,387 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:06,387 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:06,412 INFO L101 BaseMinimizeStates]: Removed 16 edges and 6 locations by large block encoding [2024-10-15 15:32:06,412 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:06,413 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:06,413 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:06,413 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:06,418 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:06,423 INFO L520 InvariantChecker]: The annotation(s) from loop head L37-4 to error location mainErr9REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-10-15 15:32:06,456 INFO L309 BlockEncoder]: Initial Icfg 9 locations, 8 edges [2024-10-15 15:32:06,458 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:06,458 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:06,459 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:06,459 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:06,459 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:06,478 INFO L101 BaseMinimizeStates]: Removed 14 edges and 7 locations by large block encoding [2024-10-15 15:32:06,478 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:06,478 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:06,479 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:06,479 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:06,479 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:06,482 INFO L520 InvariantChecker]: The annotation(s) from loop head L46-4 to error location mainErr8REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-10-15 15:32:06,501 INFO L309 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-10-15 15:32:06,501 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:06,502 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:06,502 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:06,502 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:06,502 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:06,509 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-10-15 15:32:06,510 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:06,511 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:06,512 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:06,513 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:06,513 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:06,516 INFO L520 InvariantChecker]: The annotation(s) from loop head L37-4 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-10-15 15:32:06,533 INFO L309 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-10-15 15:32:06,534 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:06,534 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:06,534 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:06,534 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:06,534 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:06,544 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-10-15 15:32:06,544 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:06,544 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:06,545 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:06,545 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:06,545 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:06,548 INFO L520 InvariantChecker]: The annotation(s) from loop head L46-4 to error location mainErr7REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-10-15 15:32:06,564 INFO L309 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-10-15 15:32:06,566 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:06,566 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:06,566 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:06,567 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:06,567 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:06,574 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-10-15 15:32:06,574 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:06,574 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:06,574 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:06,575 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:06,575 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:06,578 INFO L520 InvariantChecker]: The annotation(s) from entry mainENTRY to loop head mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-10-15 15:32:06,588 INFO L309 BlockEncoder]: Initial Icfg 10 locations, 11 edges [2024-10-15 15:32:06,589 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:06,589 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:06,589 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:06,590 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:06,590 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:06,612 INFO L101 BaseMinimizeStates]: Removed 22 edges and 8 locations by large block encoding [2024-10-15 15:32:06,613 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:06,615 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:06,615 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:06,615 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:06,620 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:06,630 INFO L520 InvariantChecker]: The annotation(s) from loop head L46-4 to loop head mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-10-15 15:32:06,640 INFO L309 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-10-15 15:32:06,641 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:06,641 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:06,642 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:06,642 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:06,649 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:06,650 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-10-15 15:32:06,650 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:06,650 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:06,650 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:06,650 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:06,650 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:06,658 INFO L520 InvariantChecker]: The annotation(s) from entry mainENTRY to error location mainErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-10-15 15:32:06,671 INFO L309 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-10-15 15:32:06,672 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:06,672 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:06,672 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:06,672 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:06,673 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:06,680 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-10-15 15:32:06,680 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:06,681 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:06,681 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:06,681 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:06,682 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:06,684 INFO L520 InvariantChecker]: The annotation(s) from loop head L46-4 to error location mainErr6REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-10-15 15:32:06,694 INFO L309 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-10-15 15:32:06,694 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:06,695 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:06,695 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:06,695 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:06,695 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:06,696 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-10-15 15:32:06,697 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:06,697 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:06,697 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:06,697 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:06,697 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:06,699 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-10-15 15:32:06,709 INFO L309 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-10-15 15:32:06,710 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:06,710 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:06,711 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:06,711 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:06,711 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:06,722 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-10-15 15:32:06,722 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:06,722 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:06,723 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:06,723 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:06,723 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:06,726 INFO L520 InvariantChecker]: The annotation(s) from loop head L37-4 to loop head mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-10-15 15:32:06,737 INFO L309 BlockEncoder]: Initial Icfg 11 locations, 10 edges [2024-10-15 15:32:06,738 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:06,738 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:06,738 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:06,739 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:06,739 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:06,757 INFO L101 BaseMinimizeStates]: Removed 18 edges and 9 locations by large block encoding [2024-10-15 15:32:06,758 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:06,758 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:06,758 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:06,759 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:06,760 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:06,763 INFO L520 InvariantChecker]: The annotation(s) from loop head L46-4 to loop head mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-10-15 15:32:06,771 INFO L309 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-10-15 15:32:06,771 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:06,772 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:06,772 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:06,772 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:06,772 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:06,774 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-10-15 15:32:06,774 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:06,774 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:06,774 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:06,774 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:06,775 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:06,777 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-10-15 15:32:06,785 INFO L309 BlockEncoder]: Initial Icfg 10 locations, 11 edges [2024-10-15 15:32:06,786 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:06,786 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:06,787 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:06,787 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:06,787 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:06,804 INFO L101 BaseMinimizeStates]: Removed 24 edges and 8 locations by large block encoding [2024-10-15 15:32:06,805 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:06,805 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:06,805 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:06,805 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:06,806 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:06,808 INFO L520 InvariantChecker]: The annotation(s) from loop head L37-4 to error location mainErr10ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-10-15 15:32:06,819 INFO L309 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-10-15 15:32:06,820 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:06,820 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:06,820 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:06,820 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:06,820 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:06,822 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-10-15 15:32:06,822 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:06,822 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:06,822 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:06,822 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:06,823 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:06,824 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-10-15 15:32:06,833 INFO L309 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-10-15 15:32:06,834 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:06,834 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:06,834 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:06,834 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:06,834 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:06,840 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-10-15 15:32:06,841 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:06,841 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:06,841 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:06,841 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:06,841 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:06,846 INFO L520 InvariantChecker]: The annotation(s) from loop head L37-4 to error location mainErr3REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-10-15 15:32:06,849 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-10-15 15:32:06,850 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@19a2f60f and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 15.10 03:32:06, skipping insertion in model container [2024-10-15 15:32:06,850 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-10-15 15:32:06,852 INFO L158 Benchmark]: Toolchain (without parser) took 1524.05ms. Allocated memory was 71.3MB in the beginning and 90.2MB in the end (delta: 18.9MB). Free memory was 37.3MB in the beginning and 59.8MB in the end (delta: -22.5MB). Peak memory consumption was 27.1MB. Max. memory is 16.1GB. [2024-10-15 15:32:06,852 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 50.3MB. Free memory is still 24.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:32:06,853 INFO L158 Benchmark]: Witness Parser took 0.14ms. Allocated memory is still 71.3MB. Free memory is still 39.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:32:06,853 INFO L158 Benchmark]: CACSL2BoogieTranslator took 350.12ms. Allocated memory is still 71.3MB. Free memory was 37.2MB in the beginning and 39.9MB in the end (delta: -2.6MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. [2024-10-15 15:32:06,853 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.27ms. Allocated memory is still 71.3MB. Free memory was 39.9MB in the beginning and 39.0MB in the end (delta: 850.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:32:06,854 INFO L158 Benchmark]: Boogie Preprocessor took 39.73ms. Allocated memory is still 71.3MB. Free memory was 39.0MB in the beginning and 37.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-15 15:32:06,855 INFO L158 Benchmark]: RCFGBuilder took 471.69ms. Allocated memory is still 71.3MB. Free memory was 37.3MB in the beginning and 41.3MB in the end (delta: -4.0MB). Peak memory consumption was 10.0MB. Max. memory is 16.1GB. [2024-10-15 15:32:06,856 INFO L158 Benchmark]: Referee took 630.18ms. Allocated memory was 71.3MB in the beginning and 90.2MB in the end (delta: 18.9MB). Free memory was 41.3MB in the beginning and 59.8MB in the end (delta: -18.5MB). Peak memory consumption was 32.8MB. Max. memory is 16.1GB. [2024-10-15 15:32:06,858 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 46 to check that procedure precondition always holds at line 47. Annotation is valid for all loop-free paths from loop head at line 46 to check that procedure precondition always holds at line 47. Annotation is valid for all loop-free paths from loop head at line 37 to check that procedure precondition always holds at line 38. Annotation is valid for all loop-free paths from loop head at line 46 to check that procedure precondition always holds at line 54. 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 ULTIMATE.start to check that procedure precondition always holds at line -1. Annotation is valid for all loop-free paths from loop head at line 37 to check that procedure precondition always holds at line 38. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to check that a call to reach_error is unreachable at line 16. Annotation is valid for all loop-free paths from loop head at line 37 to check that procedure precondition always holds at line 37. Annotation is valid for all loop-free paths from loop head at line 37 to loop head at line 46. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 37. Annotation is valid for all loop-free paths from loop head at line 37 to exit of procedure main. Annotation is valid for all loop-free paths from loop head at line 46 to loop head at line 46. Annotation is valid for all loop-free paths from loop head at line 46 to loop head at line 37. Annotation is valid for all loop-free paths from loop head at line 46 to check that procedure precondition always holds at line 48. Annotation is valid for all loop-free paths from entry of procedure main to check that procedure precondition always holds at line 30. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 50.3MB. Free memory is still 24.6MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.14ms. Allocated memory is still 71.3MB. Free memory is still 39.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 350.12ms. Allocated memory is still 71.3MB. Free memory was 37.2MB in the beginning and 39.9MB in the end (delta: -2.6MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 26.27ms. Allocated memory is still 71.3MB. Free memory was 39.9MB in the beginning and 39.0MB in the end (delta: 850.9kB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 39.73ms. Allocated memory is still 71.3MB. Free memory was 39.0MB in the beginning and 37.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 471.69ms. Allocated memory is still 71.3MB. Free memory was 37.3MB in the beginning and 41.3MB in the end (delta: -4.0MB). Peak memory consumption was 10.0MB. Max. memory is 16.1GB. * Referee took 630.18ms. Allocated memory was 71.3MB in the beginning and 90.2MB in the end (delta: 18.9MB). Free memory was 41.3MB in the beginning and 59.8MB in the end (delta: -18.5MB). Peak memory consumption was 32.8MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-10-15 15:32:06,892 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...