This is Ultimate 0.2.4-tmp.dk.referee-eval-27b4987-m [2024-09-21 19:07:41,042 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-21 19:07:41,135 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-21 19:07:41,142 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-21 19:07:41,144 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-21 19:07:41,180 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-21 19:07:41,184 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-21 19:07:41,184 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-21 19:07:41,185 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-21 19:07:41,185 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-21 19:07:41,186 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-21 19:07:41,186 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-21 19:07:41,187 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-21 19:07:41,191 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-21 19:07:41,191 INFO L153 SettingsManager]: * Use SBE=true [2024-09-21 19:07:41,192 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-21 19:07:41,192 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-21 19:07:41,192 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-21 19:07:41,192 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-21 19:07:41,192 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-21 19:07:41,193 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-21 19:07:41,196 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-21 19:07:41,200 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-21 19:07:41,200 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-21 19:07:41,200 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-21 19:07:41,201 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-21 19:07:41,201 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-21 19:07:41,201 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-21 19:07:41,201 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-21 19:07:41,201 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-21 19:07:41,201 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-21 19:07:41,201 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-21 19:07:41,202 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-21 19:07:41,202 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 19:07:41,202 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-21 19:07:41,202 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-21 19:07:41,202 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-21 19:07:41,202 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-21 19:07:41,203 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-21 19:07:41,203 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-21 19:07:41,203 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-21 19:07:41,204 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-21 19:07:41,204 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-21 19:07:41,205 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-21 19:07:41,581 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-21 19:07:41,613 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-21 19:07:41,619 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-21 19:07:41,620 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-21 19:07:41,623 INFO L274 PluginConnector]: CDTParser initialized [2024-09-21 19:07:41,624 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/loops-crafted-1/mono-crafted_3.c [2024-09-21 19:07:43,219 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-21 19:07:43,519 INFO L384 CDTParser]: Found 1 translation units. [2024-09-21 19:07:43,520 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loops-crafted-1/mono-crafted_3.c [2024-09-21 19:07:43,531 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/89afecf36/a1ffff2cff32406d9ae7ad70351fb139/FLAG89583a6b1 [2024-09-21 19:07:43,560 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/89afecf36/a1ffff2cff32406d9ae7ad70351fb139 [2024-09-21 19:07:43,562 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-21 19:07:43,566 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-21 19:07:43,568 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/cpachecker-verification-files/SV-COMP24_unreach-call/mono-crafted_3.yml/output/witness-2.1.yml [2024-09-21 19:07:43,662 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-21 19:07:43,663 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-21 19:07:43,663 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-21 19:07:43,663 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-21 19:07:43,672 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-21 19:07:43,676 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 07:07:43" (1/2) ... [2024-09-21 19:07:43,676 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c5dd501 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 07:07:43, skipping insertion in model container [2024-09-21 19:07:43,676 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 07:07:43" (1/2) ... [2024-09-21 19:07:43,678 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3fff87ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 07:07:43, skipping insertion in model container [2024-09-21 19:07:43,678 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 21.09 07:07:43" (2/2) ... [2024-09-21 19:07:43,678 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c5dd501 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 07:07:43, skipping insertion in model container [2024-09-21 19:07:43,678 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 21.09 07:07:43" (2/2) ... [2024-09-21 19:07:43,692 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-21 19:07:43,694 INFO L1541 ArrayList]: Loop invariant at [L10-L17] (x == (63) && y == (500000) && z == (0)) || (x == (39) && y == (500000) && z == (0)) || (x == (35) && y == (500000) && z == (0)) || (x == (58) && y == (500000) && z == (0)) || (x == (17) && y == (500000) && z == (0)) || (x == (31) && y == (500000) && z == (0)) || (x == (86) && y == (500000) && z == (0)) || (x == (6) && y == (500000) && z == (0)) || (x == (9) && y == (500000) && z == (0)) || (x == (70) && y == (500000) && z == (0)) || (x == (15) && y == (500000) && z == (0)) || (x == (7) && y == (500000) && z == (0)) || (x == (8) && y == (500000) && z == (0)) || (x == (1) && y == (500000) && z == (0)) || (x == (3) && y == (500000) && z == (0)) || (x == (28) && y == (500000) && z == (0)) || (x == (46) && y == (500000) && z == (0)) || (x == (72) && y == (500000) && z == (0)) || (x == (21) && y == (500000) && z == (0)) || (x == (29) && y == (500000) && z == (0)) || (x == (14) && y == (500000) && z == (0)) || (x == (66) && y == (500000) && z == (0)) || (x == (80) && y == (500000) && z == (0)) || (x == (54) && y == (500000) && z == (0)) || (x == (41) && y == (500000) && z == (0)) || (x == (32) && y == (500000) && z == (0)) || (x == (37) && y == (500000) && z == (0)) || (x == (23) && y == (500000) && z == (0)) || (x == (42) && y == (500000) && z == (0)) || (x == (38) && y == (500000) && z == (0)) || (x == (59) && y == (500000) && z == (0)) || (x == (26) && y == (500000) && z == (0)) || (x == (2) && y == (500000) && z == (0)) || (x == (52) && y == (500000) && z == (0)) || (x == (61) && y == (500000) && z == (0)) || (x == (87) && y == (500000) && z == (0)) || (x == (77) && y == (500000) && z == (0)) || (x == (4) && y == (500000) && z == (0)) || (x == (75) && y == (500000) && z == (0)) || (x == (34) && y == (500000) && z == (0)) || (x == (50) && y == (500000) && z == (0)) || (x == (47) && y == (500000) && z == (0)) || (x == (82) && y == (500000) && z == (0)) || (x == (56) && y == (500000) && z == (0)) || (x == (69) && y == (500000) && z == (0)) || (x == (22) && y == (500000) && z == (0)) || (x == (25) && y == (500000) && z == (0)) || (x == (53) && y == (500000) && z == (0)) || (x == (33) && y == (500000) && z == (0)) || (x == (18) && y == (500000) && z == (0)) || (x == (78) && y == (500000) && z == (0)) || (x == (76) && y == (500000) && z == (0)) || (x == (10) && y == (500000) && z == (0)) || (x == (83) && y == (500000) && z == (0)) || (x == (68) && y == (500000) && z == (0)) || (x == (85) && y == (500000) && z == (0)) || (x == (36) && y == (500000) && z == (0)) || (x == (65) && y == (500000) && z == (0)) || (x == (12) && y == (500000) && z == (0)) || (x == (19) && y == (500000) && z == (0)) || (x == (45) && y == (500000) && z == (0)) || (x == (48) && y == (500000) && z == (0)) || (x == (27) && y == (500000) && z == (0)) || (x == (44) && y == (500000) && z == (0)) || (x == (57) && y == (500000) && z == (0)) || (x == (74) && y == (500000) && z == (0)) || (x == (11) && y == (500000) && z == (0)) || (x == (79) && y == (500000) && z == (0)) || (x == (5) && y == (500000) && z == (0)) || (x == (43) && y == (500000) && z == (0)) || (x == (24) && y == (500000) && z == (0)) || (x == (67) && y == (500000) && z == (0)) || (x == (30) && y == (500000) && z == (0)) || (x == (40) && y == (500000) && z == (0)) || (x == (49) && y == (500000) && z == (0)) || (x == (73) && y == (500000) && z == (0)) || (x == (20) && y == (500000) && z == (0)) || (x == (81) && y == (500000) && z == (0)) || (x == (55) && y == (500000) && z == (0)) || (x == (84) && y == (500000) && z == (0)) || (x == (0) && y == (500000) && z == (0)) || (x == (16) && y == (500000) && z == (0)) || (x == (13) && y == (500000) && z == (0)) || (x == (71) && y == (500000) && z == (0)) || (x == (51) && y == (500000) && z == (0)) || (x == (60) && y == (500000) && z == (0)) || (x == (64) && y == (500000) && z == (0)) || (x == (62) && y == (500000) && z == (0)) [2024-09-21 19:07:43,694 INFO L1541 ArrayList]: Function contract at [L6]: requires 1, ensures 1 [2024-09-21 19:07:43,721 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-21 19:07:43,957 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/loops-crafted-1/mono-crafted_3.c[318,331] [2024-09-21 19:07:43,986 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 19:07:44,001 INFO L200 MainTranslator]: Completed pre-run [2024-09-21 19:07:44,039 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/loops-crafted-1/mono-crafted_3.c[318,331] Start Parsing Global Start Parsing Global Start Parsing Local [2024-09-21 19:07:44,097 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 19:07:44,115 INFO L204 MainTranslator]: Completed translation [2024-09-21 19:07:44,116 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 07:07:44 WrapperNode [2024-09-21 19:07:44,116 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-21 19:07:44,117 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-21 19:07:44,118 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-21 19:07:44,118 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-21 19:07:44,131 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 21.09 07:07:44" (1/1) ... [2024-09-21 19:07:44,135 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 21.09 07:07:44" (1/1) ... [2024-09-21 19:07:44,145 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 21.09 07:07:44" (1/1) ... [2024-09-21 19:07:44,152 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure main is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-21 19:07:44,153 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 21.09 07:07:44" (1/1) ... [2024-09-21 19:07:44,153 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 21.09 07:07:44" (1/1) ... [2024-09-21 19:07:44,166 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 21.09 07:07:44" (1/1) ... [2024-09-21 19:07:44,170 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 21.09 07:07:44" (1/1) ... [2024-09-21 19:07:44,171 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 21.09 07:07:44" (1/1) ... [2024-09-21 19:07:44,172 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 21.09 07:07:44" (1/1) ... [2024-09-21 19:07:44,179 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-21 19:07:44,179 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-21 19:07:44,179 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-21 19:07:44,179 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-21 19:07:44,180 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 21.09 07:07:44" (1/1) ... [2024-09-21 19:07:44,187 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 19:07:44,194 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-21 19:07:44,209 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) [2024-09-21 19:07:44,211 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 [2024-09-21 19:07:44,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-21 19:07:44,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-21 19:07:44,250 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-21 19:07:44,250 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-21 19:07:44,251 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-21 19:07:44,251 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-21 19:07:44,252 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-21 19:07:44,252 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-21 19:07:44,252 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-21 19:07:44,252 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-21 19:07:44,252 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-21 19:07:44,252 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-21 19:07:44,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-21 19:07:44,253 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-21 19:07:44,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-21 19:07:44,256 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-21 19:07:44,256 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-21 19:07:44,315 INFO L242 CfgBuilder]: Building ICFG [2024-09-21 19:07:44,318 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-21 19:07:44,365 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-21 19:07:44,493 INFO L291 CfgBuilder]: Performing block encoding [2024-09-21 19:07:44,507 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-21 19:07:44,507 INFO L318 CfgBuilder]: Removed 3 assume(true) statements. [2024-09-21 19:07:44,507 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 07:07:44 BoogieIcfgContainer [2024-09-21 19:07:44,508 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-21 19:07:44,510 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-21 19:07:44,510 INFO L270 PluginConnector]: Initializing Referee... [2024-09-21 19:07:44,511 INFO L274 PluginConnector]: Referee initialized [2024-09-21 19:07:44,512 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 21.09 07:07:43" (1/4) ... [2024-09-21 19:07:44,513 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@2d978dba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 21.09 07:07:44, skipping insertion in model container [2024-09-21 19:07:44,513 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 21.09 07:07:43" (2/4) ... [2024-09-21 19:07:44,513 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@2d978dba and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 21.09 07:07:44, skipping insertion in model container [2024-09-21 19:07:44,513 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 21.09 07:07:44" (3/4) ... [2024-09-21 19:07:44,514 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@2d978dba and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 21.09 07:07:44, skipping insertion in model container [2024-09-21 19:07:44,514 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 07:07:44" (4/4) ... [2024-09-21 19:07:44,516 INFO L79 RefereeObserver]: Analyzing ICFG mono-crafted_3.c [2024-09-21 19:07:44,519 INFO L113 InvariantChecker]: Found 2 loops. [2024-09-21 19:07:44,520 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L18-1 to ERROR_LOC mainErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-21 19:07:44,520 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 2 edges. [2024-09-21 19:07:44,520 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-21 19:07:44,521 INFO L373 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 2 edges. [2024-09-21 19:07:44,521 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L11-2 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-21 19:07:44,521 INFO L131 InvariantChecker]: Will check 2 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from procedure entry to loop head, 1 loop-free subgraphs from loop head to loop head, 1 loop-free subgraphs from loop head to error location [2024-09-21 19:07:44,573 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-21 19:07:44,573 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 19:07:44,574 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 19:07:44,574 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 19:07:44,579 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 19:07:44,580 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:07:44,589 INFO L101 BaseMinimizeStates]: Removed 9 edges and 3 locations by large block encoding [2024-09-21 19:07:44,590 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:07:44,591 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 19:07:44,591 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 19:07:44,591 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 19:07:44,594 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 19:07:44,607 INFO L520 InvariantChecker]: The annotation(s) from loop head L18-1 to error location mainErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-21 19:07:44,615 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-21 19:07:44,615 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 19:07:44,615 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 19:07:44,615 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 19:07:44,615 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 19:07:44,616 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:07:44,616 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-21 19:07:44,616 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:07:44,616 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 19:07:44,616 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 19:07:44,616 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 19:07:44,617 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 19:07:44,620 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 19:07:44,627 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-21 19:07:44,628 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 19:07:44,628 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 19:07:44,629 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 19:07:44,629 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 19:07:44,629 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:07:44,630 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-21 19:07:44,631 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:07:44,631 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 19:07:44,631 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 19:07:44,631 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 19:07:44,631 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 19:07:44,655 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-21 19:07:44,655 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 19:07:44,655 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 19:07:44,655 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 19:07:44,655 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 19:07:44,655 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:07:44,667 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-21 19:07:44,667 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:07:44,667 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 19:07:44,667 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 19:07:44,667 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 19:07:44,668 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 19:07:44,675 INFO L520 InvariantChecker]: The annotation(s) from entry mainENTRY to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-21 19:07:44,688 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-21 19:07:44,688 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 19:07:44,688 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 19:07:44,688 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 19:07:44,688 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 19:07:44,689 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:07:44,728 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-21 19:07:44,729 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:07:44,729 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 19:07:44,730 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 19:07:44,730 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 19:07:44,748 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 19:07:44,795 INFO L58 RefereeStarter]: Annotation is not a valid proof of correctness. [2024-09-21 19:07:44,796 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@2d978dba and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 21.09 07:07:44, skipping insertion in model container [2024-09-21 19:07:44,796 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-21 19:07:44,797 INFO L158 Benchmark]: Toolchain (without parser) took 1133.85ms. Allocated memory is still 184.5MB. Free memory was 111.3MB in the beginning and 77.4MB in the end (delta: 34.0MB). Peak memory consumption was 35.4MB. Max. memory is 16.1GB. [2024-09-21 19:07:44,797 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 184.5MB. Free memory is still 141.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 19:07:44,797 INFO L158 Benchmark]: Witness Parser took 4.08ms. Allocated memory is still 184.5MB. Free memory is still 113.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 19:07:44,798 INFO L158 Benchmark]: CACSL2BoogieTranslator took 453.04ms. Allocated memory is still 184.5MB. Free memory was 110.9MB in the beginning and 152.0MB in the end (delta: -41.0MB). Peak memory consumption was 14.4MB. Max. memory is 16.1GB. [2024-09-21 19:07:44,799 INFO L158 Benchmark]: Boogie Preprocessor took 61.80ms. Allocated memory is still 184.5MB. Free memory was 152.0MB in the beginning and 149.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-21 19:07:44,801 INFO L158 Benchmark]: RCFGBuilder took 330.02ms. Allocated memory is still 184.5MB. Free memory was 149.9MB in the beginning and 128.9MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-09-21 19:07:44,802 INFO L158 Benchmark]: Referee took 285.87ms. Allocated memory is still 184.5MB. Free memory was 128.9MB in the beginning and 77.4MB in the end (delta: 51.5MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. [2024-09-21 19:07:44,804 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - AnnotationCheckResult: Annotation is not a valid proof of correctness. Annotation is not a valid proof of correctness. Annotation is not valid for all loop-free paths from entry of procedure __VERIFIER_assert to check that a call to reach_error is unreachable at line 4. One counterexample starts in \old(cond)=0 and ends in \old(cond)=0, cond=0. Annotation is not valid for all loop-free paths from loop head at line 10 to loop head at line 10. One counterexample starts in x=87, y=500000, z=0 and ends in x=88, y=500000, z=0. 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 18 to exit of procedure main. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 10. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 184.5MB. Free memory is still 141.4MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 4.08ms. Allocated memory is still 184.5MB. Free memory is still 113.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 453.04ms. Allocated memory is still 184.5MB. Free memory was 110.9MB in the beginning and 152.0MB in the end (delta: -41.0MB). Peak memory consumption was 14.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.80ms. Allocated memory is still 184.5MB. Free memory was 152.0MB in the beginning and 149.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 330.02ms. Allocated memory is still 184.5MB. Free memory was 149.9MB in the beginning and 128.9MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Referee took 285.87ms. Allocated memory is still 184.5MB. Free memory was 128.9MB in the beginning and 77.4MB in the end (delta: 51.5MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-09-21 19:07:44,832 INFO L540 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...