./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-invariants/eq2.c --full-output --witness-type correctness_witness --cacsl2boogietranslator.check.absence.of.signed.integer.overflows true --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/eq2.yml/witness-2.1.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a9b967e5 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/certificate-witnesses-artifact/referee/data/config -Xmx15G -Xms4m -jar /storage/repos/certificate-witnesses-artifact/referee/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/certificate-witnesses-artifact/referee/data -tc /storage/repos/certificate-witnesses-artifact/referee/config/RefereeReachWitnessValidation.xml -i ../sv-benchmarks/c/loop-invariants/eq2.c ../results/automizer-verification-files/SV-COMP24_unreach-call/eq2.yml/witness-2.1.yml -s /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None --cacsl2boogietranslator.check.absence.of.signed.integer.overflows true --- Real Ultimate output --- This is Ultimate 0.2.4-dev-a9b967e-m [2024-09-12 20:11:20,113 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-12 20:11:20,211 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-12 20:11:20,216 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-12 20:11:20,218 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-12 20:11:20,246 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-12 20:11:20,247 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-12 20:11:20,247 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-12 20:11:20,248 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-12 20:11:20,249 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-12 20:11:20,249 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-12 20:11:20,249 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-12 20:11:20,250 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-12 20:11:20,250 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-12 20:11:20,252 INFO L153 SettingsManager]: * Use SBE=true [2024-09-12 20:11:20,252 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-12 20:11:20,253 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-12 20:11:20,253 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-12 20:11:20,253 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-12 20:11:20,254 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-12 20:11:20,255 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-12 20:11:20,256 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-12 20:11:20,256 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-12 20:11:20,256 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-12 20:11:20,259 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-12 20:11:20,259 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-12 20:11:20,260 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-12 20:11:20,260 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-12 20:11:20,260 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-12 20:11:20,260 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-12 20:11:20,261 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-12 20:11:20,261 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-12 20:11:20,261 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-12 20:11:20,261 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-12 20:11:20,262 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-12 20:11:20,262 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-12 20:11:20,262 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-12 20:11:20,262 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-12 20:11:20,263 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-12 20:11:20,264 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-12 20:11:20,264 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-12 20:11:20,265 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-12 20:11:20,265 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of signed integer overflows -> true [2024-09-12 20:11:20,517 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-12 20:11:20,540 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-12 20:11:20,544 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-12 20:11:20,546 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-12 20:11:20,546 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-12 20:11:20,548 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/eq2.yml/witness-2.1.yml [2024-09-12 20:11:20,619 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-12 20:11:20,619 INFO L274 PluginConnector]: CDTParser initialized [2024-09-12 20:11:20,619 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/loop-invariants/eq2.c [2024-09-12 20:11:22,078 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-12 20:11:22,255 INFO L384 CDTParser]: Found 1 translation units. [2024-09-12 20:11:22,256 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invariants/eq2.c [2024-09-12 20:11:22,262 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/6a09932df/a93ee1a18a5244e4bb0301b7836ea4db/FLAGfa1e6b20b [2024-09-12 20:11:22,274 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/6a09932df/a93ee1a18a5244e4bb0301b7836ea4db [2024-09-12 20:11:22,275 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-12 20:11:22,276 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-12 20:11:22,277 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-12 20:11:22,277 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-12 20:11:22,282 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-12 20:11:22,282 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 12.09 08:11:20" (1/2) ... [2024-09-12 20:11:22,283 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e6425d2 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 12.09 08:11:22, skipping insertion in model container [2024-09-12 20:11:22,283 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 12.09 08:11:20" (1/2) ... [2024-09-12 20:11:22,285 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@746697f5 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 12.09 08:11:22, skipping insertion in model container [2024-09-12 20:11:22,285 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.09 08:11:22" (2/2) ... [2024-09-12 20:11:22,285 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e6425d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:11:22, skipping insertion in model container [2024-09-12 20:11:22,285 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.09 08:11:22" (2/2) ... [2024-09-12 20:11:22,291 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-12 20:11:22,291 INFO L1541 ArrayList]: Loop invariant at [L23-L26] ((z <= y) && ((((y / 4294967296) * 4294967296) + z) == (y + ((z / 4294967296) * 4294967296)))) [2024-09-12 20:11:22,291 INFO L1541 ArrayList]: Function contract at [L12]: requires (\old(cond) != 0), ensures (\old(cond) != 0) [2024-09-12 20:11:22,308 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-12 20:11:22,481 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/loop-invariants/eq2.c[593,606] [2024-09-12 20:11:22,496 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-12 20:11:22,504 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-12 20:11:22,538 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/loop-invariants/eq2.c[593,606] Start Parsing Local [2024-09-12 20:11:22,547 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-12 20:11:22,565 INFO L204 MainTranslator]: Completed translation [2024-09-12 20:11:22,566 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:11:22 WrapperNode [2024-09-12 20:11:22,566 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-12 20:11:22,567 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-12 20:11:22,567 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-12 20:11:22,568 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-12 20:11:22,581 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:11:22" (1/1) ... [2024-09-12 20:11:22,582 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:11:22" (1/1) ... [2024-09-12 20:11:22,588 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:11:22" (1/1) ... [2024-09-12 20:11:22,610 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure __VERIFIER_assert is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-12 20:11:22,611 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:11:22" (1/1) ... [2024-09-12 20:11:22,611 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:11:22" (1/1) ... [2024-09-12 20:11:22,616 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:11:22" (1/1) ... [2024-09-12 20:11:22,623 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:11:22" (1/1) ... [2024-09-12 20:11:22,628 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:11:22" (1/1) ... [2024-09-12 20:11:22,633 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:11:22" (1/1) ... [2024-09-12 20:11:22,636 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-12 20:11:22,636 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-12 20:11:22,637 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-12 20:11:22,637 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-12 20:11:22,638 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:11:22" (1/1) ... [2024-09-12 20:11:22,643 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-12 20:11:22,653 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-12 20:11:22,671 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) [2024-09-12 20:11:22,673 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 [2024-09-12 20:11:22,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-12 20:11:22,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-12 20:11:22,720 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-12 20:11:22,720 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-12 20:11:22,720 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-12 20:11:22,722 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-12 20:11:22,722 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-12 20:11:22,722 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-12 20:11:22,723 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-12 20:11:22,723 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2024-09-12 20:11:22,723 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-12 20:11:22,723 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-12 20:11:22,723 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-12 20:11:22,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-12 20:11:22,723 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-12 20:11:22,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-12 20:11:22,724 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-12 20:11:22,724 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-12 20:11:22,797 INFO L242 CfgBuilder]: Building ICFG [2024-09-12 20:11:22,801 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-12 20:11:23,216 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-12 20:11:23,252 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-09-12 20:11:23,252 INFO L291 CfgBuilder]: Performing block encoding [2024-09-12 20:11:23,278 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-12 20:11:23,279 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-12 20:11:23,279 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.09 08:11:23 BoogieIcfgContainer [2024-09-12 20:11:23,279 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-12 20:11:23,280 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-12 20:11:23,280 INFO L270 PluginConnector]: Initializing Referee... [2024-09-12 20:11:23,283 INFO L274 PluginConnector]: Referee initialized [2024-09-12 20:11:23,284 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 12.09 08:11:20" (1/4) ... [2024-09-12 20:11:23,284 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@2edc8f02 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 12.09 08:11:23, skipping insertion in model container [2024-09-12 20:11:23,284 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 12.09 08:11:22" (2/4) ... [2024-09-12 20:11:23,284 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@2edc8f02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 12.09 08:11:23, skipping insertion in model container [2024-09-12 20:11:23,285 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:11:22" (3/4) ... [2024-09-12 20:11:23,285 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@2edc8f02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 12.09 08:11:23, skipping insertion in model container [2024-09-12 20:11:23,285 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.09 08:11:23" (4/4) ... [2024-09-12 20:11:23,286 INFO L79 RefereeObserver]: Analyzing ICFG eq2.c [2024-09-12 20:11:23,290 INFO L112 InvariantChecker]: Found 1 loops. [2024-09-12 20:11:23,291 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L23-29 to ERROR_LOC mainErr25ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 15 edges. [2024-09-12 20:11:23,292 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L23-29 to ERROR_LOC mainErr21ASSERT_VIOLATIONINTEGER_OVERFLOW. Corresponding subgraph has 11 edges. [2024-09-12 20:11:23,292 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L23-29 to ERROR_LOC mainErr23ASSERT_VIOLATIONINTEGER_OVERFLOW. Corresponding subgraph has 13 edges. [2024-09-12 20:11:23,292 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr4ASSERT_VIOLATIONINTEGER_OVERFLOW. Corresponding subgraph has 6 edges. [2024-09-12 20:11:23,292 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L23-29 to ERROR_LOC mainErr17ASSERT_VIOLATIONINTEGER_OVERFLOW. Corresponding subgraph has 7 edges. [2024-09-12 20:11:23,293 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L23-29 to ERROR_LOC mainErr19ASSERT_VIOLATIONINTEGER_OVERFLOW. Corresponding subgraph has 9 edges. [2024-09-12 20:11:23,293 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr8ASSERT_VIOLATIONINTEGER_OVERFLOW. Corresponding subgraph has 10 edges. [2024-09-12 20:11:23,294 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L23-29 to ERROR_LOC mainErr16ASSERT_VIOLATIONINTEGER_OVERFLOW. Corresponding subgraph has 6 edges. [2024-09-12 20:11:23,294 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L23-29 to ERROR_LOC mainErr26REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-12 20:11:23,294 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L23-29 to ERROR_LOC mainErr15ASSERT_VIOLATIONINTEGER_OVERFLOW. Corresponding subgraph has 5 edges. [2024-09-12 20:11:23,294 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr5ASSERT_VIOLATIONINTEGER_OVERFLOW. Corresponding subgraph has 7 edges. [2024-09-12 20:11:23,295 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr7ASSERT_VIOLATIONINTEGER_OVERFLOW. Corresponding subgraph has 9 edges. [2024-09-12 20:11:23,295 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr9ASSERT_VIOLATIONINTEGER_OVERFLOW. Corresponding subgraph has 11 edges. [2024-09-12 20:11:23,295 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr3ASSERT_VIOLATIONINTEGER_OVERFLOW. Corresponding subgraph has 5 edges. [2024-09-12 20:11:23,295 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L23-29 to ERROR_LOC mainErr14ASSERT_VIOLATIONINTEGER_OVERFLOW. Corresponding subgraph has 4 edges. [2024-09-12 20:11:23,295 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-12 20:11:23,295 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L23-29 to ERROR_LOC mainErr13ASSERT_VIOLATIONINTEGER_OVERFLOW. Corresponding subgraph has 3 edges. [2024-09-12 20:11:23,296 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L23-29 to ERROR_LOC mainErr22ASSERT_VIOLATIONINTEGER_OVERFLOW. Corresponding subgraph has 12 edges. [2024-09-12 20:11:23,296 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr0ASSERT_VIOLATIONINTEGER_OVERFLOW. Corresponding subgraph has 2 edges. [2024-09-12 20:11:23,296 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr12ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 14 edges. [2024-09-12 20:11:23,296 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr1ASSERT_VIOLATIONINTEGER_OVERFLOW. Corresponding subgraph has 3 edges. [2024-09-12 20:11:23,296 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L23-29 to ERROR_LOC mainErr18ASSERT_VIOLATIONINTEGER_OVERFLOW. Corresponding subgraph has 8 edges. [2024-09-12 20:11:23,296 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr2ASSERT_VIOLATIONINTEGER_OVERFLOW. Corresponding subgraph has 4 edges. [2024-09-12 20:11:23,296 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr10ASSERT_VIOLATIONINTEGER_OVERFLOW. Corresponding subgraph has 12 edges. [2024-09-12 20:11:23,297 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr6ASSERT_VIOLATIONINTEGER_OVERFLOW. Corresponding subgraph has 8 edges. [2024-09-12 20:11:23,297 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L23-29 to ERROR_LOC mainErr24ASSERT_VIOLATIONINTEGER_OVERFLOW. Corresponding subgraph has 14 edges. [2024-09-12 20:11:23,297 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-12 20:11:23,298 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr11ASSERT_VIOLATIONINTEGER_OVERFLOW. Corresponding subgraph has 13 edges. [2024-09-12 20:11:23,298 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L23-29 to ERROR_LOC mainErr20ASSERT_VIOLATIONINTEGER_OVERFLOW. Corresponding subgraph has 10 edges. [2024-09-12 20:11:23,298 INFO L130 InvariantChecker]: Will check 14 loop-free subgraphs from loop head to error location, 15 loop-free subgraphs from procedure entry to error location [2024-09-12 20:11:23,369 INFO L314 BlockEncoder]: Initial Icfg 16 locations, 15 edges [2024-09-12 20:11:23,370 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:11:23,370 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:11:23,371 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:11:23,372 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:11:23,374 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:23,460 INFO L101 BaseMinimizeStates]: Removed 28 edges and 14 locations by large block encoding [2024-09-12 20:11:23,461 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:23,462 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:11:23,462 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:11:23,462 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:11:23,463 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:11:23,506 INFO L314 BlockEncoder]: Initial Icfg 12 locations, 11 edges [2024-09-12 20:11:23,507 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:11:23,507 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:11:23,507 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:11:23,507 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:11:23,507 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:23,533 INFO L101 BaseMinimizeStates]: Removed 20 edges and 10 locations by large block encoding [2024-09-12 20:11:23,534 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:23,534 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:11:23,534 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:11:23,534 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:11:23,535 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:11:23,537 INFO L514 InvariantChecker]: The annotation(s) from loop head L23-29 to error location mainErr21ASSERT_VIOLATIONINTEGER_OVERFLOW is inductive. [2024-09-12 20:11:23,561 INFO L314 BlockEncoder]: Initial Icfg 14 locations, 13 edges [2024-09-12 20:11:23,561 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:11:23,561 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:11:23,562 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:11:23,562 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:11:23,562 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:23,588 INFO L101 BaseMinimizeStates]: Removed 24 edges and 12 locations by large block encoding [2024-09-12 20:11:23,588 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:23,588 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:11:23,588 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:11:23,589 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:11:23,589 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:11:23,592 INFO L514 InvariantChecker]: The annotation(s) from loop head L23-29 to error location mainErr23ASSERT_VIOLATIONINTEGER_OVERFLOW is inductive. [2024-09-12 20:11:23,609 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-12 20:11:23,609 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:11:23,609 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:11:23,609 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:11:23,609 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:11:23,609 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:23,617 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-12 20:11:23,617 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:23,617 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:11:23,618 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:11:23,618 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:11:23,618 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:11:23,624 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location mainErr4ASSERT_VIOLATIONINTEGER_OVERFLOW is inductive. [2024-09-12 20:11:23,638 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-12 20:11:23,638 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:11:23,638 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:11:23,639 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:11:23,639 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:11:23,639 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:23,649 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-12 20:11:23,650 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:23,650 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:11:23,650 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:11:23,650 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:11:23,650 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:11:23,652 INFO L514 InvariantChecker]: The annotation(s) from loop head L23-29 to error location mainErr17ASSERT_VIOLATIONINTEGER_OVERFLOW is inductive. [2024-09-12 20:11:23,664 INFO L314 BlockEncoder]: Initial Icfg 10 locations, 9 edges [2024-09-12 20:11:23,665 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:11:23,665 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:11:23,665 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:11:23,665 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:11:23,665 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:23,682 INFO L101 BaseMinimizeStates]: Removed 16 edges and 8 locations by large block encoding [2024-09-12 20:11:23,682 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:23,682 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:11:23,683 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:11:23,683 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:11:23,683 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:11:23,685 INFO L514 InvariantChecker]: The annotation(s) from loop head L23-29 to error location mainErr19ASSERT_VIOLATIONINTEGER_OVERFLOW is inductive. [2024-09-12 20:11:23,697 INFO L314 BlockEncoder]: Initial Icfg 11 locations, 10 edges [2024-09-12 20:11:23,697 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:11:23,697 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:11:23,697 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:11:23,697 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:11:23,698 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:23,709 INFO L101 BaseMinimizeStates]: Removed 18 edges and 9 locations by large block encoding [2024-09-12 20:11:23,709 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:23,709 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:11:23,710 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:11:23,710 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:11:23,710 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:11:23,711 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location mainErr8ASSERT_VIOLATIONINTEGER_OVERFLOW is inductive. [2024-09-12 20:11:23,724 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-12 20:11:23,725 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:11:23,725 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:11:23,725 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:11:23,725 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:11:23,725 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:23,732 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-12 20:11:23,732 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:23,732 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:11:23,732 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:11:23,732 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:11:23,733 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:11:23,736 INFO L514 InvariantChecker]: The annotation(s) from loop head L23-29 to error location mainErr16ASSERT_VIOLATIONINTEGER_OVERFLOW is inductive. [2024-09-12 20:11:23,747 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-12 20:11:23,747 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:11:23,747 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:11:23,748 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:11:23,748 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:11:23,748 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:23,750 INFO L101 BaseMinimizeStates]: Removed 5 edges and 2 locations by large block encoding [2024-09-12 20:11:23,751 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:23,751 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:11:23,751 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:11:23,751 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:11:23,754 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:11:23,770 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-12 20:11:23,771 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:11:23,771 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:11:23,771 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:11:23,771 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:11:23,771 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:23,778 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-12 20:11:23,779 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:23,779 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:11:23,779 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:11:23,779 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:11:23,780 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:11:23,781 INFO L514 InvariantChecker]: The annotation(s) from loop head L23-29 to error location mainErr15ASSERT_VIOLATIONINTEGER_OVERFLOW is inductive. [2024-09-12 20:11:23,825 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-12 20:11:23,826 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:11:23,826 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:11:23,826 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:11:23,826 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:11:23,826 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:23,843 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-12 20:11:23,843 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:23,843 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:11:23,843 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:11:23,843 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:11:23,843 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:11:23,849 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location mainErr5ASSERT_VIOLATIONINTEGER_OVERFLOW is inductive. [2024-09-12 20:11:23,900 INFO L314 BlockEncoder]: Initial Icfg 10 locations, 9 edges [2024-09-12 20:11:23,900 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:11:23,900 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:11:23,900 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:11:23,900 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:11:23,900 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:23,921 INFO L101 BaseMinimizeStates]: Removed 16 edges and 8 locations by large block encoding [2024-09-12 20:11:23,922 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:23,922 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:11:23,922 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:11:23,922 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:11:23,922 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:11:23,924 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location mainErr7ASSERT_VIOLATIONINTEGER_OVERFLOW is inductive. [2024-09-12 20:11:23,939 INFO L314 BlockEncoder]: Initial Icfg 12 locations, 11 edges [2024-09-12 20:11:23,940 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:11:23,940 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:11:23,940 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:11:23,940 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:11:23,940 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:23,952 INFO L101 BaseMinimizeStates]: Removed 20 edges and 10 locations by large block encoding [2024-09-12 20:11:23,953 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:23,953 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:11:23,953 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:11:23,953 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:11:23,953 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:11:23,955 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location mainErr9ASSERT_VIOLATIONINTEGER_OVERFLOW is inductive. [2024-09-12 20:11:23,964 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-12 20:11:23,965 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:11:23,965 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:11:23,965 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:11:23,965 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:11:23,965 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:23,972 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-12 20:11:23,972 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:23,972 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:11:23,973 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:11:23,973 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:11:23,973 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:11:23,974 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location mainErr3ASSERT_VIOLATIONINTEGER_OVERFLOW is inductive. [2024-09-12 20:11:23,984 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-12 20:11:23,984 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:11:23,984 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:11:23,984 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:11:23,984 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:11:23,985 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:23,988 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-12 20:11:23,988 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:23,988 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:11:23,989 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:11:23,989 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:11:23,989 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:11:23,990 INFO L514 InvariantChecker]: The annotation(s) from loop head L23-29 to error location mainErr14ASSERT_VIOLATIONINTEGER_OVERFLOW is inductive. [2024-09-12 20:11:23,999 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-12 20:11:24,000 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:11:24,000 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:11:24,000 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:11:24,000 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:11:24,000 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:24,001 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-12 20:11:24,001 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:24,002 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:11:24,002 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:11:24,002 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:11:24,003 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:11:24,005 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-12 20:11:24,014 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-12 20:11:24,015 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:11:24,015 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:11:24,015 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:11:24,015 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:11:24,015 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:24,017 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-12 20:11:24,017 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:24,017 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:11:24,017 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:11:24,017 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:11:24,018 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:11:24,019 INFO L514 InvariantChecker]: The annotation(s) from loop head L23-29 to error location mainErr13ASSERT_VIOLATIONINTEGER_OVERFLOW is inductive. [2024-09-12 20:11:24,029 INFO L314 BlockEncoder]: Initial Icfg 13 locations, 12 edges [2024-09-12 20:11:24,029 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:11:24,030 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:11:24,030 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:11:24,030 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:11:24,030 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:24,048 INFO L101 BaseMinimizeStates]: Removed 22 edges and 11 locations by large block encoding [2024-09-12 20:11:24,049 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:24,049 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:11:24,049 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:11:24,049 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:11:24,049 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:11:24,051 INFO L514 InvariantChecker]: The annotation(s) from loop head L23-29 to error location mainErr22ASSERT_VIOLATIONINTEGER_OVERFLOW is inductive. [2024-09-12 20:11:24,061 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-12 20:11:24,061 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:11:24,061 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:11:24,062 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:11:24,062 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:11:24,062 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:24,064 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-12 20:11:24,064 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:24,064 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:11:24,064 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:11:24,064 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:11:24,064 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:11:24,066 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location mainErr0ASSERT_VIOLATIONINTEGER_OVERFLOW is inductive. [2024-09-12 20:11:24,080 INFO L314 BlockEncoder]: Initial Icfg 15 locations, 14 edges [2024-09-12 20:11:24,080 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:11:24,080 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:11:24,080 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:11:24,080 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:11:24,080 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:24,103 INFO L101 BaseMinimizeStates]: Removed 26 edges and 13 locations by large block encoding [2024-09-12 20:11:24,103 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:24,103 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:11:24,104 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:11:24,104 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:11:24,104 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:11:24,105 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr12ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-12 20:11:24,114 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-12 20:11:24,114 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:11:24,115 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:11:24,115 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:11:24,115 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:11:24,115 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:24,117 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-12 20:11:24,117 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:24,117 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:11:24,117 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:11:24,117 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:11:24,117 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:11:24,119 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location mainErr1ASSERT_VIOLATIONINTEGER_OVERFLOW is inductive. [2024-09-12 20:11:24,128 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 8 edges [2024-09-12 20:11:24,128 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:11:24,128 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:11:24,128 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:11:24,128 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:11:24,129 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:24,137 INFO L101 BaseMinimizeStates]: Removed 14 edges and 7 locations by large block encoding [2024-09-12 20:11:24,138 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:24,138 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:11:24,138 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:11:24,138 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:11:24,138 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:11:24,141 INFO L514 InvariantChecker]: The annotation(s) from loop head L23-29 to error location mainErr18ASSERT_VIOLATIONINTEGER_OVERFLOW is inductive. [2024-09-12 20:11:24,149 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-12 20:11:24,149 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:11:24,150 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:11:24,150 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:11:24,150 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:11:24,150 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:24,153 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-12 20:11:24,156 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:24,156 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:11:24,156 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:11:24,156 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:11:24,156 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:11:24,158 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location mainErr2ASSERT_VIOLATIONINTEGER_OVERFLOW is inductive. [2024-09-12 20:11:24,167 INFO L314 BlockEncoder]: Initial Icfg 13 locations, 12 edges [2024-09-12 20:11:24,168 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:11:24,168 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:11:24,168 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:11:24,168 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:11:24,168 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:24,185 INFO L101 BaseMinimizeStates]: Removed 22 edges and 11 locations by large block encoding [2024-09-12 20:11:24,185 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:24,185 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:11:24,186 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:11:24,186 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:11:24,186 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:11:24,187 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location mainErr10ASSERT_VIOLATIONINTEGER_OVERFLOW is inductive. [2024-09-12 20:11:24,196 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 8 edges [2024-09-12 20:11:24,196 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:11:24,196 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:11:24,197 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:11:24,197 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:11:24,198 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:24,209 INFO L101 BaseMinimizeStates]: Removed 14 edges and 7 locations by large block encoding [2024-09-12 20:11:24,212 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:24,212 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:11:24,212 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:11:24,212 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:11:24,212 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:11:24,213 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location mainErr6ASSERT_VIOLATIONINTEGER_OVERFLOW is inductive. [2024-09-12 20:11:24,222 INFO L314 BlockEncoder]: Initial Icfg 15 locations, 14 edges [2024-09-12 20:11:24,224 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:11:24,224 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:11:24,224 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:11:24,224 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:11:24,224 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:24,246 INFO L101 BaseMinimizeStates]: Removed 26 edges and 13 locations by large block encoding [2024-09-12 20:11:24,248 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:24,248 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:11:24,248 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:11:24,248 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:11:24,249 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:11:24,250 INFO L514 InvariantChecker]: The annotation(s) from loop head L23-29 to error location mainErr24ASSERT_VIOLATIONINTEGER_OVERFLOW is inductive. [2024-09-12 20:11:24,258 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-12 20:11:24,259 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:11:24,260 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:11:24,261 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:11:24,261 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:11:24,261 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:24,263 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-12 20:11:24,265 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:24,265 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:11:24,265 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:11:24,265 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:11:24,266 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:11:24,268 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-12 20:11:24,281 INFO L314 BlockEncoder]: Initial Icfg 14 locations, 13 edges [2024-09-12 20:11:24,281 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:11:24,281 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:11:24,281 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:11:24,281 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:11:24,281 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:24,321 INFO L101 BaseMinimizeStates]: Removed 24 edges and 12 locations by large block encoding [2024-09-12 20:11:24,321 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:24,322 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:11:24,322 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:11:24,322 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:11:24,322 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:11:24,323 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location mainErr11ASSERT_VIOLATIONINTEGER_OVERFLOW is inductive. [2024-09-12 20:11:24,331 INFO L314 BlockEncoder]: Initial Icfg 11 locations, 10 edges [2024-09-12 20:11:24,334 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:11:24,334 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:11:24,334 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:11:24,334 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:11:24,334 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:24,346 INFO L101 BaseMinimizeStates]: Removed 18 edges and 9 locations by large block encoding [2024-09-12 20:11:24,347 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:24,347 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:11:24,348 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:11:24,348 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:11:24,348 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:11:24,350 INFO L514 InvariantChecker]: The annotation(s) from loop head L23-29 to error location mainErr20ASSERT_VIOLATIONINTEGER_OVERFLOW is inductive. [2024-09-12 20:11:24,358 INFO L58 RefereeStarter]: Annotation is not a valid proof of correctness. [2024-09-12 20:11:24,359 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@2edc8f02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 12.09 08:11:24, skipping insertion in model container [2024-09-12 20:11:24,359 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-12 20:11:24,361 INFO L158 Benchmark]: Toolchain (without parser) took 2084.35ms. Allocated memory was 134.2MB in the beginning and 192.9MB in the end (delta: 58.7MB). Free memory was 61.2MB in the beginning and 151.7MB in the end (delta: -90.5MB). Peak memory consumption was 74.8MB. Max. memory is 16.1GB. [2024-09-12 20:11:24,362 INFO L158 Benchmark]: Witness Parser took 0.16ms. Allocated memory is still 134.2MB. Free memory is still 94.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-12 20:11:24,362 INFO L158 Benchmark]: CDTParser took 0.08ms. Allocated memory is still 134.2MB. Free memory is still 106.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-12 20:11:24,363 INFO L158 Benchmark]: CACSL2BoogieTranslator took 289.74ms. Allocated memory was 134.2MB in the beginning and 192.9MB in the end (delta: 58.7MB). Free memory was 61.0MB in the beginning and 157.9MB in the end (delta: -97.0MB). Peak memory consumption was 15.1MB. Max. memory is 16.1GB. [2024-09-12 20:11:24,364 INFO L158 Benchmark]: Boogie Preprocessor took 68.51ms. Allocated memory is still 192.9MB. Free memory was 157.9MB in the beginning and 155.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-12 20:11:24,364 INFO L158 Benchmark]: RCFGBuilder took 642.86ms. Allocated memory is still 192.9MB. Free memory was 155.8MB in the beginning and 126.5MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2024-09-12 20:11:24,365 INFO L158 Benchmark]: Referee took 1079.48ms. Allocated memory is still 192.9MB. Free memory was 126.5MB in the beginning and 151.7MB in the end (delta: -25.2MB). Peak memory consumption was 80.7MB. Max. memory is 16.1GB. [2024-09-12 20:11:24,368 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 23 to check that procedure precondition always holds at line 23. One counterexample starts in y=0, z=1 and ends in . Annotation is not valid for all loop-free paths from loop head at line 23 to check that invariant of correctness witness holds at line 23. One counterexample starts in y=-1, z=0 and ends in . Annotation is valid for all loop-free paths from loop head at line 23 to check that integer overflow can never occur at line 23. Annotation is valid for all loop-free paths from loop head at line 23 to check that integer overflow can never occur at line 23. Annotation is valid for all loop-free paths from entry of procedure main to check that integer overflow can never occur at line 23. Annotation is valid for all loop-free paths from loop head at line 23 to check that integer overflow can never occur at line 23. Annotation is valid for all loop-free paths from entry of procedure main to check that integer overflow can never occur at line 23. Annotation is valid for all loop-free paths from entry of procedure main to check that integer overflow can never occur at line 23. Annotation is valid for all loop-free paths from loop head at line 23 to check that integer overflow can never occur at line 23. Annotation is valid for all loop-free paths from entry of procedure main to check that integer overflow can never occur at line 23. Annotation is valid for all loop-free paths from entry of procedure main to check that invariant of correctness witness holds at line 23. Annotation is valid for all loop-free paths from entry of procedure main to check that integer overflow can never occur at line 23. Annotation is valid for all loop-free paths from loop head at line 23 to check that integer overflow can never occur at line 23. Annotation is valid for all loop-free paths from entry of procedure main to check that integer overflow can never occur at line 23. Annotation is valid for all loop-free paths from loop head at line 23 to check that integer overflow can never occur at line 23. Annotation is valid for all loop-free paths from loop head at line 23 to check that integer overflow can never occur at line 23. 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 14. Annotation is valid for all loop-free paths from loop head at line 23 to check that integer overflow can never occur at line 23. Annotation is valid for all loop-free paths from entry of procedure main to check that integer overflow can never occur at line 23. Annotation is valid for all loop-free paths from loop head at line 23 to check that integer overflow can never occur at line 23. Annotation is valid for all loop-free paths from loop head at line 23 to check that integer overflow can never occur at line 23. Annotation is valid for all loop-free paths from loop head at line 23 to check that integer overflow can never occur at line 23. Annotation is valid for all loop-free paths from entry of procedure main to check that integer overflow can never occur at line 23. Annotation is valid for all loop-free paths from entry of procedure main to check that integer overflow can never occur at line 23. Annotation is valid for all loop-free paths from entry of procedure main to check that integer overflow can never occur at line 23. Annotation is valid for all loop-free paths from loop head at line 23 to check that integer overflow can never occur at line 23. 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 check that integer overflow can never occur at line 23. Annotation is valid for all loop-free paths from entry of procedure main to check that integer overflow can never occur at line 23. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.16ms. Allocated memory is still 134.2MB. Free memory is still 94.7MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.08ms. Allocated memory is still 134.2MB. Free memory is still 106.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 289.74ms. Allocated memory was 134.2MB in the beginning and 192.9MB in the end (delta: 58.7MB). Free memory was 61.0MB in the beginning and 157.9MB in the end (delta: -97.0MB). Peak memory consumption was 15.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 68.51ms. Allocated memory is still 192.9MB. Free memory was 157.9MB in the beginning and 155.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 642.86ms. Allocated memory is still 192.9MB. Free memory was 155.8MB in the beginning and 126.5MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Referee took 1079.48ms. Allocated memory is still 192.9MB. Free memory was 126.5MB in the beginning and 151.7MB in the end (delta: -25.2MB). Peak memory consumption was 80.7MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-12 20:11:24,402 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE