This is Ultimate 0.2.4-dev-1d5fa63-m [2024-09-13 10:09:42,476 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-13 10:09:42,515 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-13 10:09:42,519 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-13 10:09:42,519 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-13 10:09:42,536 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-13 10:09:42,536 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-13 10:09:42,537 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-13 10:09:42,537 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-13 10:09:42,538 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-13 10:09:42,538 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-13 10:09:42,538 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-13 10:09:42,539 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-13 10:09:42,539 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-13 10:09:42,539 INFO L153 SettingsManager]: * Use SBE=true [2024-09-13 10:09:42,540 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-13 10:09:42,540 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-13 10:09:42,540 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-13 10:09:42,540 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-13 10:09:42,541 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-13 10:09:42,541 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-13 10:09:42,542 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-13 10:09:42,542 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-13 10:09:42,542 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-13 10:09:42,542 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-13 10:09:42,543 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-13 10:09:42,543 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-13 10:09:42,543 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-13 10:09:42,543 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-13 10:09:42,544 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-13 10:09:42,544 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-13 10:09:42,544 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-13 10:09:42,544 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-13 10:09:42,545 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 10:09:42,545 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-13 10:09:42,545 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-13 10:09:42,545 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-13 10:09:42,546 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-13 10:09:42,546 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-13 10:09:42,546 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-13 10:09:42,546 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-13 10:09:42,552 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-13 10:09:42,553 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-13 10:09:42,553 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-13 10:09:42,754 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-13 10:09:42,793 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-13 10:09:42,799 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-13 10:09:42,800 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-13 10:09:42,808 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-13 10:09:42,809 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/hard-ll_valuebound5.yml/witness-2.1.yml [2024-09-13 10:09:42,925 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-13 10:09:42,929 INFO L274 PluginConnector]: CDTParser initialized [2024-09-13 10:09:42,930 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/hard-ll_valuebound5.c [2024-09-13 10:09:44,365 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-13 10:09:44,539 INFO L384 CDTParser]: Found 1 translation units. [2024-09-13 10:09:44,540 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/hard-ll_valuebound5.c [2024-09-13 10:09:44,551 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/7aceba5ec/4b838ee3ed074515a07f268123e5d697/FLAG324f4773b [2024-09-13 10:09:44,928 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/7aceba5ec/4b838ee3ed074515a07f268123e5d697 [2024-09-13 10:09:44,928 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-13 10:09:44,929 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-13 10:09:44,930 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-13 10:09:44,930 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-13 10:09:44,937 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-13 10:09:44,937 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 10:09:42" (1/2) ... [2024-09-13 10:09:44,938 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b796951 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 10:09:44, skipping insertion in model container [2024-09-13 10:09:44,938 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 10:09:42" (1/2) ... [2024-09-13 10:09:44,939 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@48459f69 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 10:09:44, skipping insertion in model container [2024-09-13 10:09:44,940 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 10:09:44" (2/2) ... [2024-09-13 10:09:44,940 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b796951 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:09:44, skipping insertion in model container [2024-09-13 10:09:44,940 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 10:09:44" (2/2) ... [2024-09-13 10:09:44,946 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-13 10:09:44,948 INFO L1541 ArrayList]: Loop invariant at [L46-L58] (((((((((((((((((((A % 4294967296) + d) == (((long long) 6 * (B % 4294967296)) + r)) && (p == 2)) && (((long long) (B % 4294967296) * 4) <= (A % 4294967296))) && (1 <= (B % 4294967296))) && (d <= 2)) && (q == 4)) && ((((long long) 7 * B) + r) <= (((__int128) d + 6) + (30064771072 * (B / 4294967296))))) && (A <= (((r + ((A / 4294967296) * 4294967296)) + ((__int128) d * 2)) + 1))) || ((((((0 <= r) && (((__int128) r + 1) <= d)) && ((d + r) == (A % 4294967296))) && ((r + ((long long) 2 * (B % 4294967296))) == ((A % 4294967296) + d))) && (q == 1)) && (p == 1))) || ((((((((0 <= r) && (((A % 4294967296) + d) == (((long long) 8 * (B % 4294967296)) + r))) && (((A % 4294967296) + (d / 2)) == (((long long) 6 * (B % 4294967296)) + r))) && ((d % 2) == 0)) && (p == 4)) && ((d + r) <= (5 + ((__int128) 4294967296 * ((-1 + d) / 2147483648))))) && (q == 4)) && ((((long long) 7 * B) + r) <= (((__int128) d + 6) + (30064771072 * (B / 4294967296)))))) || (((((((0 <= (r + (((__int128) -1 * d) / 2))) && (((__int128) r + 1) <= d)) && (((A % 4294967296) + d) == (((long long) (B % 4294967296) * 4) + r))) && ((d % 2) == 0)) && (q == 0)) && (p == 4)) && (((A % 4294967296) + (d / 2)) == (r + ((long long) 2 * (B % 4294967296)))))) || ((((((q == 2) && (0 <= r)) && (p == 2)) && (((A % 4294967296) + d) == (((long long) (B % 4294967296) * 4) + r))) && ((A % 4294967296) == (r + ((long long) 2 * (B % 4294967296))))) && (((d + r) + 1) <= ((long long) (B % 4294967296) * 4)))) || (((((((A % 4294967296) == r) && (d == ((long long) 2 * (B % 4294967296)))) && (((__int128) r + 1) <= d)) && (p == 2)) && (q == 0)) && ((B % 4294967296) <= r))) || ((((((q == 2) && ((B % 4294967296) <= 2147483647)) && (((__int128) r + 1) <= (d + (d / 2)))) && (d == (((A % 4294967296) + ((__int128) -1 * r)) / 2))) && ((A % 4294967296) == (r + ((long long) 2 * (B % 4294967296))))) && (p == 1))) || ((((((((r + (B % 4294967296)) + ((__int128) q * (B % 4294967296))) == ((A % 4294967296) + d)) && (((__int128) r + 1) <= (d + (d / 2)))) && ((r + ((long long) 2 * (B % 4294967296))) <= 4294967295)) && ((r + ((__int128) q * (B % 4294967296))) == (A % 4294967296))) && ((d + ((long long) 2 * (B % 4294967296))) <= 4294967295)) && (p == 1))) || (((((A % 4294967296) == r) && ((d + ((B / 4294967296) * 4294967296)) == B)) && (q == 0)) && (p == 1))) || (((((((p == 8) && (((A % 4294967296) + d) == (((long long) 8 * (B % 4294967296)) + r))) && (1 <= (B % 4294967296))) && (((long long) 8 * (B % 4294967296)) == d)) && ((A % 4294967296) <= 5)) && (q == 0)) && (((long long) (B % 4294967296) * 4) <= r))) [2024-09-13 10:09:44,948 INFO L1541 ArrayList]: Loop invariant at [L36-L44] (((((((((((0 <= (r + (((__int128) -1 * d) / 2))) && (((A % 4294967296) + d) == (((long long) (B % 4294967296) * 4) + r))) && (1 <= (B % 4294967296))) && ((d % 2) == 0)) && ((A % 4294967296) <= 5)) && (q == 0)) && (p == 4)) && (((A % 4294967296) + (d / 2)) == (r + ((long long) 2 * (B % 4294967296))))) || (((((((((A % 4294967296) == r) && ((((r + ((A / 4294967296) * 4294967296)) + ((__int128) d * 3)) + (25769803776 * (B / 4294967296))) <= (A + ((long long) B * 6)))) && (p == 2)) && (1 <= (B % 4294967296))) && ((d % 2) == 0)) && (q == 0)) && ((B % 4294967296) <= r)) && ((((long long) B * 8) + r) <= ((((__int128) d * 4) + 5) + ((B / 4294967296) * 34359738368))))) || ((((((((A % 4294967296) == r) && ((B % 4294967296) <= 5)) && ((d + ((B / 4294967296) * 4294967296)) == B)) && ((A % 4294967296) <= 5)) && (q == 0)) && (1 <= d)) && (p == 1))) || (((((((p == 8) && (((A % 4294967296) + d) == (((long long) 8 * (B % 4294967296)) + r))) && (1 <= (B % 4294967296))) && (((long long) 8 * (B % 4294967296)) == d)) && (q == 0)) && ((((long long) B * 8) + r) <= ((5 + d) + ((B / 4294967296) * 34359738368)))) && (((long long) (B % 4294967296) * 4) <= r))) [2024-09-13 10:09:44,948 INFO L1541 ArrayList]: Function contract at [L14]: requires (\old(cond) != 0), ensures (\old(cond) != 0) [2024-09-13 10:09:44,948 INFO L1541 ArrayList]: Function contract at [L11]: requires null, ensures (\old(cond) != 0) [2024-09-13 10:09:44,963 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-13 10:09:45,071 WARN L247 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/hard-ll_valuebound5.c[538,551] [2024-09-13 10:09:45,087 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 10:09:45,100 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-13 10:09:45,135 WARN L247 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/hard-ll_valuebound5.c[538,551] Start Parsing Local Start Parsing Local [2024-09-13 10:09:45,192 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 10:09:45,211 INFO L204 MainTranslator]: Completed translation [2024-09-13 10:09:45,212 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:09:45 WrapperNode [2024-09-13 10:09:45,212 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-13 10:09:45,214 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-13 10:09:45,214 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-13 10:09:45,214 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-13 10:09:45,225 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:09:45" (1/1) ... [2024-09-13 10:09:45,225 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:09:45" (1/1) ... [2024-09-13 10:09:45,235 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:09:45" (1/1) ... [2024-09-13 10:09:45,254 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 [2024-09-13 10:09:45,255 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:09:45" (1/1) ... [2024-09-13 10:09:45,255 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:09:45" (1/1) ... [2024-09-13 10:09:45,271 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:09:45" (1/1) ... [2024-09-13 10:09:45,276 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:09:45" (1/1) ... [2024-09-13 10:09:45,282 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:09:45" (1/1) ... [2024-09-13 10:09:45,284 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:09:45" (1/1) ... [2024-09-13 10:09:45,290 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-13 10:09:45,291 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-13 10:09:45,291 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-13 10:09:45,291 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-13 10:09:45,291 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:09:45" (1/1) ... [2024-09-13 10:09:45,297 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 10:09:45,303 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-13 10:09:45,318 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) [2024-09-13 10:09:45,320 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 [2024-09-13 10:09:45,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-13 10:09:45,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-13 10:09:45,357 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-13 10:09:45,358 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-13 10:09:45,358 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-13 10:09:45,358 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-13 10:09:45,359 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-13 10:09:45,359 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-13 10:09:45,359 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-13 10:09:45,359 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-13 10:09:45,359 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2024-09-13 10:09:45,359 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-13 10:09:45,359 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-13 10:09:45,359 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-13 10:09:45,360 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-13 10:09:45,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-13 10:09:45,360 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-13 10:09:45,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-13 10:09:45,360 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-13 10:09:45,360 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-13 10:09:45,413 INFO L242 CfgBuilder]: Building ICFG [2024-09-13 10:09:45,416 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-13 10:09:45,761 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-13 10:09:45,771 INFO L291 CfgBuilder]: Performing block encoding [2024-09-13 10:09:45,786 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-13 10:09:45,786 INFO L318 CfgBuilder]: Removed 2 assume(true) statements. [2024-09-13 10:09:45,786 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 10:09:45 BoogieIcfgContainer [2024-09-13 10:09:45,786 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-13 10:09:45,787 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-13 10:09:45,787 INFO L270 PluginConnector]: Initializing Referee... [2024-09-13 10:09:45,788 INFO L274 PluginConnector]: Referee initialized [2024-09-13 10:09:45,788 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 10:09:42" (1/4) ... [2024-09-13 10:09:45,788 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@e433eeb and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 13.09 10:09:45, skipping insertion in model container [2024-09-13 10:09:45,788 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 13.09 10:09:44" (2/4) ... [2024-09-13 10:09:45,788 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@e433eeb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 13.09 10:09:45, skipping insertion in model container [2024-09-13 10:09:45,789 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:09:45" (3/4) ... [2024-09-13 10:09:45,789 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@e433eeb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 13.09 10:09:45, skipping insertion in model container [2024-09-13 10:09:45,789 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 10:09:45" (4/4) ... [2024-09-13 10:09:45,790 INFO L79 RefereeObserver]: Analyzing ICFG hard-ll_valuebound5.c [2024-09-13 10:09:45,792 INFO L112 InvariantChecker]: Found 2 loops. [2024-09-13 10:09:45,793 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-13 10:09:45,793 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L54-2 to ERROR_LOC mainErr8REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 9 edges. [2024-09-13 10:09:45,793 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-13 10:09:45,793 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L54-2 to LOOP_INVARIANT_ERROR_LOC mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 8 edges. [2024-09-13 10:09:45,794 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to LOOP_INVARIANT_ERROR_LOC mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 9 edges. [2024-09-13 10:09:45,794 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L54-2 to ERROR_LOC mainErr7REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-13 10:09:45,794 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-13 10:09:45,794 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-13 10:09:45,794 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L54-2 to ERROR_LOC mainErr5REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-13 10:09:45,794 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-13 10:09:45,795 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L54-2 to ERROR_LOC mainErr6REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-13 10:09:45,795 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-13 10:09:45,795 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-13 10:09:45,795 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-09-13 10:09:45,795 INFO L130 InvariantChecker]: Will check 1 loop-free subgraphs from procedure entry to loop head, 3 loop-free subgraphs from procedure entry to error location, 7 loop-free subgraphs from loop head to error location, 3 loop-free subgraphs from loop head to loop head [2024-09-13 10:09:45,835 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-13 10:09:45,837 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:45,837 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:45,837 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:45,838 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:45,839 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:45,845 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-13 10:09:45,847 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:45,847 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:45,847 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:45,847 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:45,850 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:45,862 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-13 10:09:45,890 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 9 edges [2024-09-13 10:09:45,891 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:45,891 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:45,891 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:45,891 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:45,891 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:45,939 INFO L101 BaseMinimizeStates]: Removed 18 edges and 6 locations by large block encoding [2024-09-13 10:09:45,939 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:45,940 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:45,940 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:45,940 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:45,946 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:45,949 INFO L514 InvariantChecker]: The annotation(s) from loop head L54-2 to error location mainErr8REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 10:09:45,965 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-13 10:09:45,965 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:45,965 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:45,966 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:45,966 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:45,966 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:45,975 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-13 10:09:45,975 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:45,975 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:45,975 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:45,975 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:45,975 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:45,978 INFO L514 InvariantChecker]: The annotation(s) from loop head L36-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 10:09:45,995 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 8 edges [2024-09-13 10:09:45,996 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:45,996 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:45,996 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:45,996 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:45,996 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:46,047 INFO L101 BaseMinimizeStates]: Removed 14 edges and 6 locations by large block encoding [2024-09-13 10:09:46,048 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:46,048 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:46,048 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:46,048 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:46,062 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:46,122 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 9 edges [2024-09-13 10:09:46,122 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:46,122 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:46,122 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:46,122 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:46,122 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:46,165 INFO L101 BaseMinimizeStates]: Removed 16 edges and 6 locations by large block encoding [2024-09-13 10:09:46,165 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:46,165 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:46,166 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:46,166 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:46,173 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:46,180 INFO L514 InvariantChecker]: The annotation(s) from loop head L36-3 to loop head mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 10:09:46,196 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-13 10:09:46,196 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:46,196 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:46,196 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:46,197 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:46,197 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:46,222 INFO L101 BaseMinimizeStates]: Removed 14 edges and 5 locations by large block encoding [2024-09-13 10:09:46,223 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:46,223 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:46,223 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:46,223 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:46,230 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:46,234 INFO L514 InvariantChecker]: The annotation(s) from loop head L54-2 to error location mainErr7REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 10:09:46,250 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-13 10:09:46,251 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:46,251 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:46,251 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:46,251 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:46,251 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:46,276 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-13 10:09:46,276 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:46,276 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:46,276 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:46,276 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:46,277 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:46,286 INFO L514 InvariantChecker]: The annotation(s) from loop head L36-3 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 10:09:46,304 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-13 10:09:46,304 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:46,305 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:46,305 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:46,306 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:46,306 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:46,314 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-13 10:09:46,314 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:46,314 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:46,314 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:46,315 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:46,315 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:46,320 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 10:09:46,338 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 10:09:46,338 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:46,339 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:46,339 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:46,339 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:46,339 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:46,355 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 10:09:46,358 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:46,358 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:46,358 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:46,359 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:46,359 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:46,366 INFO L514 InvariantChecker]: The annotation(s) from loop head L54-2 to error location mainErr5REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 10:09:46,380 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 10:09:46,381 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:46,381 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:46,381 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:46,381 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:46,382 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:46,387 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 10:09:46,388 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:46,388 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:46,388 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:46,388 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:46,388 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:46,390 INFO L514 InvariantChecker]: The annotation(s) from loop head L36-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 10:09:46,401 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-13 10:09:46,401 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:46,401 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:46,401 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:46,401 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:46,402 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:46,415 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-13 10:09:46,416 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:46,416 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:46,416 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:46,416 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:46,416 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:46,426 INFO L514 InvariantChecker]: The annotation(s) from loop head L54-2 to error location mainErr6REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 10:09:46,437 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-13 10:09:46,437 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:46,437 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:46,438 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:46,438 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:46,438 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:46,439 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-13 10:09:46,440 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:46,440 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:46,440 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:46,440 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:46,441 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:46,442 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-13 10:09:46,452 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 10:09:46,453 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:46,453 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:46,453 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:46,453 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:46,454 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:46,455 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 10:09:46,455 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:46,455 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:46,456 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:46,456 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:46,456 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:46,458 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-13 10:09:46,468 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-13 10:09:46,468 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:46,468 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:46,469 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:46,469 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:46,469 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:46,478 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-13 10:09:46,478 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:46,479 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:46,479 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:46,479 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:46,479 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:46,493 INFO L514 InvariantChecker]: The annotation(s) from loop head L36-3 to error location mainErr3REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 10:09:46,499 INFO L58 RefereeStarter]: Annotation is not a valid proof of correctness. [2024-09-13 10:09:46,500 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@e433eeb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 13.09 10:09:46, skipping insertion in model container [2024-09-13 10:09:46,500 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-13 10:09:46,502 INFO L158 Benchmark]: Toolchain (without parser) took 1571.96ms. Allocated memory was 169.9MB in the beginning and 237.0MB in the end (delta: 67.1MB). Free memory was 141.9MB in the beginning and 90.7MB in the end (delta: 51.2MB). Peak memory consumption was 119.6MB. Max. memory is 16.1GB. [2024-09-13 10:09:46,502 INFO L158 Benchmark]: Witness Parser took 0.13ms. Allocated memory is still 169.9MB. Free memory is still 129.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 10:09:46,502 INFO L158 Benchmark]: CDTParser took 0.07ms. Allocated memory is still 169.9MB. Free memory is still 143.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 10:09:46,503 INFO L158 Benchmark]: CACSL2BoogieTranslator took 283.09ms. Allocated memory is still 169.9MB. Free memory was 141.1MB in the beginning and 125.4MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-13 10:09:46,503 INFO L158 Benchmark]: Boogie Preprocessor took 76.44ms. Allocated memory is still 169.9MB. Free memory was 125.4MB in the beginning and 122.5MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-09-13 10:09:46,504 INFO L158 Benchmark]: RCFGBuilder took 495.81ms. Allocated memory is still 169.9MB. Free memory was 122.5MB in the beginning and 74.3MB in the end (delta: 48.2MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2024-09-13 10:09:46,504 INFO L158 Benchmark]: Referee took 713.66ms. Allocated memory was 169.9MB in the beginning and 237.0MB in the end (delta: 67.1MB). Free memory was 74.3MB in the beginning and 90.7MB in the end (delta: -16.4MB). Peak memory consumption was 52.5MB. Max. memory is 16.1GB. [2024-09-13 10:09:46,506 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 loop head at line 46 to loop head at line 46. One counterexample starts in A=0, B=0, d=0, p=4, q=4, r=0 and ends in A=0, B=0, d=0, p=2, q=6, r=0. 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 46 to check that procedure precondition always holds at line 47. 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 36. Annotation is valid for all loop-free paths from loop head at line 36 to check that procedure precondition always holds at line 37. Annotation is valid for all loop-free paths from loop head at line 36 to loop head at line 46. Annotation is valid for all loop-free paths from loop head at line 36 to loop head at line 36. Annotation is valid for all loop-free paths from loop head at line 46 to check that procedure precondition always holds at line 60. Annotation is valid for all loop-free paths from loop head at line 36 to check that procedure precondition always holds 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 47. Annotation is valid for all loop-free paths from entry of procedure assume_abort_if_not to exit of procedure assume_abort_if_not. Annotation is valid for all loop-free paths from loop head at line 36 to 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 46. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.13ms. Allocated memory is still 169.9MB. Free memory is still 129.2MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.07ms. Allocated memory is still 169.9MB. Free memory is still 143.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 283.09ms. Allocated memory is still 169.9MB. Free memory was 141.1MB in the beginning and 125.4MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 76.44ms. Allocated memory is still 169.9MB. Free memory was 125.4MB in the beginning and 122.5MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 495.81ms. Allocated memory is still 169.9MB. Free memory was 122.5MB in the beginning and 74.3MB in the end (delta: 48.2MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. * Referee took 713.66ms. Allocated memory was 169.9MB in the beginning and 237.0MB in the end (delta: 67.1MB). Free memory was 74.3MB in the beginning and 90.7MB in the end (delta: -16.4MB). Peak memory consumption was 52.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-13 10:09:46,553 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...