./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c --full-output --witness-type correctness_witness --procedureinliner.inline.calls.to.implemented.procedures NEVER --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/apache-get-tag.i.p+sep-reducer.yml/witness-2.1.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e378df2c Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/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-invgen/apache-get-tag.i.p+sep-reducer.c ../results/automizer-verification-files/SV-COMP24_unreach-call/apache-get-tag.i.p+sep-reducer.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 --procedureinliner.inline.calls.to.implemented.procedures NEVER --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dk.contract-modifies-e378df2-m [2024-10-15 15:30:39,050 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-15 15:30:39,144 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-10-15 15:30:39,149 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-15 15:30:39,150 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-15 15:30:39,176 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-15 15:30:39,180 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-15 15:30:39,180 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-15 15:30:39,181 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-15 15:30:39,182 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-15 15:30:39,183 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-15 15:30:39,183 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-15 15:30:39,184 INFO L153 SettingsManager]: * Use SBE=true [2024-10-15 15:30:39,184 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-15 15:30:39,186 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-15 15:30:39,186 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-15 15:30:39,186 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-15 15:30:39,186 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-15 15:30:39,187 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-15 15:30:39,187 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-15 15:30:39,187 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-15 15:30:39,191 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-15 15:30:39,192 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-15 15:30:39,192 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-15 15:30:39,192 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-15 15:30:39,192 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-15 15:30:39,193 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-15 15:30:39,193 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-15 15:30:39,193 INFO L153 SettingsManager]: * Future-live optimization=false [2024-10-15 15:30:39,193 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-15 15:30:39,194 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-15 15:30:39,194 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/certificate-witnesses-artifact/referee/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None Applying setting for plugin de.uni_freiburg.informatik.ultimate.boogie.procedureinliner: Inline calls to implemented procedures -> NEVER [2024-10-15 15:30:39,514 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-15 15:30:39,540 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-15 15:30:39,543 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-15 15:30:39,544 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-10-15 15:30:39,545 INFO L274 PluginConnector]: Witness Parser initialized [2024-10-15 15:30:39,547 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/apache-get-tag.i.p+sep-reducer.yml/witness-2.1.yml [2024-10-15 15:30:39,630 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-15 15:30:39,631 INFO L274 PluginConnector]: CDTParser initialized [2024-10-15 15:30:39,631 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c [2024-10-15 15:30:41,265 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-15 15:30:41,564 INFO L384 CDTParser]: Found 1 translation units. [2024-10-15 15:30:41,565 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c [2024-10-15 15:30:41,594 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/aeeb17ea2/7e068a668c3b4bd6adb9362c489c8dc3/FLAGe4c96b0a6 [2024-10-15 15:30:41,842 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/aeeb17ea2/7e068a668c3b4bd6adb9362c489c8dc3 [2024-10-15 15:30:41,842 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-15 15:30:41,844 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-10-15 15:30:41,846 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-15 15:30:41,846 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-15 15:30:41,851 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-15 15:30:41,852 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 15.10 03:30:39" (1/2) ... [2024-10-15 15:30:41,854 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d796409 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:30:41, skipping insertion in model container [2024-10-15 15:30:41,854 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 15.10 03:30:39" (1/2) ... [2024-10-15 15:30:41,856 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3e6d5905 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:30:41, skipping insertion in model container [2024-10-15 15:30:41,856 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:30:41" (2/2) ... [2024-10-15 15:30:41,857 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d796409 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:30:41, skipping insertion in model container [2024-10-15 15:30:41,857 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:30:41" (2/2) ... [2024-10-15 15:30:41,934 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-10-15 15:30:41,938 INFO L1541 ArrayList]: Location invariant before [L128-L645] (((((((((((__tmp_148_0 == \old(__tmp_148_0)) && (\old(__tmp_179_1) == __tmp_179_1)) && (\old(__tmp_218_0) == __tmp_218_0)) && (0 <= main__t)) && (__tmp_2390_0 == \old(__tmp_2390_0))) && (\old(__tmp_179_2) == __tmp_179_2)) && (__tmp_109_1 == \old(__tmp_109_1))) && (__tmp_109_0 == \old(__tmp_109_0))) && (\old(__return_2583) == __return_2583)) && (__tmp_2390_1 == \old(__tmp_2390_1))) && (\old(__tmp_179_0) == __tmp_179_0)) [2024-10-15 15:30:41,938 INFO L1541 ArrayList]: Location invariant before [L360-L554] (0 < ((long long) main__t + 1)) [2024-10-15 15:30:41,938 INFO L1541 ArrayList]: Location invariant before [L335-L335] (0 < ((long long) main__t + 1)) [2024-10-15 15:30:41,939 INFO L1541 ArrayList]: Location invariant before [L404-L552] (0 < ((long long) main__t + 1)) [2024-10-15 15:30:41,939 INFO L1541 ArrayList]: Location invariant before [L4770-L4920] ((((long long) main__t + 1) <= main__tagbuf_len) && (61 <= main__t)) [2024-10-15 15:30:41,939 INFO L1541 ArrayList]: Location invariant before [L264-L599] (0 < ((long long) main__t + 1)) [2024-10-15 15:30:41,939 INFO L1541 ArrayList]: Location invariant before [L475-L475] (0 < ((long long) main__t + 1)) [2024-10-15 15:30:41,939 INFO L1541 ArrayList]: Location invariant before [L68-L5292] (0 < ((long long) main__t + 1)) [2024-10-15 15:30:41,939 INFO L1541 ArrayList]: Location invariant before [L4734-L4921] ((61 <= main__t) && (main__t <= main__tagbuf_len)) [2024-10-15 15:30:41,939 INFO L1541 ArrayList]: Location invariant before [L4665-L4938] ((59 <= main__t) && (((long long) main__t + 1) <= main__tagbuf_len)) [2024-10-15 15:30:41,939 INFO L1541 ArrayList]: Location invariant before [L31-L5293] ((0 <= main__t) && (main__t <= main__tagbuf_len)) [2024-10-15 15:30:41,940 INFO L1541 ArrayList]: Function contract at [L22]: requires null, ensures (__return_main == \old(__return_main)) [2024-10-15 15:30:42,044 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-15 15:30:42,262 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[1000,1013] [2024-10-15 15:30:42,270 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[1215,1228] [2024-10-15 15:30:42,659 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[83573,83586] [2024-10-15 15:30:42,663 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[83794,83807] [2024-10-15 15:30:42,668 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[84257,84270] [2024-10-15 15:30:42,671 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[84478,84491] [2024-10-15 15:30:42,677 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[84801,84814] [2024-10-15 15:30:42,681 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[85022,85035] [2024-10-15 15:30:42,700 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[85521,85534] [2024-10-15 15:30:42,705 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[85742,85755] [2024-10-15 15:30:42,712 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[86050,86063] [2024-10-15 15:30:42,716 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[86271,86284] [2024-10-15 15:30:42,723 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[86594,86607] [2024-10-15 15:30:42,729 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[86815,86828] [2024-10-15 15:30:42,734 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[87258,87271] [2024-10-15 15:30:42,739 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[87479,87492] [2024-10-15 15:30:42,759 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-15 15:30:42,770 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global [2024-10-15 15:30:42,801 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[1000,1013] [2024-10-15 15:30:42,804 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[1215,1228] Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-10-15 15:30:43,006 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[83573,83586] [2024-10-15 15:30:43,010 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[83794,83807] [2024-10-15 15:30:43,014 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[84257,84270] [2024-10-15 15:30:43,016 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[84478,84491] [2024-10-15 15:30:43,022 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[84801,84814] [2024-10-15 15:30:43,025 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[85022,85035] [2024-10-15 15:30:43,028 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[85521,85534] [2024-10-15 15:30:43,030 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[85742,85755] [2024-10-15 15:30:43,034 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[86050,86063] [2024-10-15 15:30:43,036 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[86271,86284] [2024-10-15 15:30:43,039 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[86594,86607] [2024-10-15 15:30:43,041 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[86815,86828] [2024-10-15 15:30:43,045 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[87258,87271] [2024-10-15 15:30:43,047 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[87479,87492] Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-10-15 15:30:43,065 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-15 15:30:43,084 INFO L204 MainTranslator]: Completed translation [2024-10-15 15:30:43,085 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:30:43 WrapperNode [2024-10-15 15:30:43,085 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-15 15:30:43,086 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-15 15:30:43,087 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-15 15:30:43,087 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-15 15:30:43,094 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:30:43" (1/1) ... [2024-10-15 15:30:43,145 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:30:43" (1/1) ... [2024-10-15 15:30:43,156 INFO L138 Inliner]: procedures = 14, calls = 7, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2024-10-15 15:30:43,160 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-15 15:30:43,161 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-15 15:30:43,161 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-15 15:30:43,161 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-15 15:30:43,173 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:30:43" (1/1) ... [2024-10-15 15:30:43,173 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:30:43" (1/1) ... [2024-10-15 15:30:43,185 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:30:43" (1/1) ... [2024-10-15 15:30:43,203 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure main is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-10-15 15:30:43,203 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:30:43" (1/1) ... [2024-10-15 15:30:43,204 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:30:43" (1/1) ... [2024-10-15 15:30:43,255 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:30:43" (1/1) ... [2024-10-15 15:30:43,286 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:30:43" (1/1) ... [2024-10-15 15:30:43,296 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:30:43" (1/1) ... [2024-10-15 15:30:43,309 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:30:43" (1/1) ... [2024-10-15 15:30:43,326 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-15 15:30:43,327 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-15 15:30:43,327 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-15 15:30:43,327 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-15 15:30:43,328 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:30:43" (1/1) ... [2024-10-15 15:30:43,333 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-15 15:30:43,342 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-10-15 15:30:43,358 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-15 15:30:43,361 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-15 15:30:43,405 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-15 15:30:43,405 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-10-15 15:30:43,405 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-10-15 15:30:43,405 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-15 15:30:43,405 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-10-15 15:30:43,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-10-15 15:30:43,406 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-15 15:30:43,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-15 15:30:43,676 INFO L238 CfgBuilder]: Building ICFG [2024-10-15 15:30:43,678 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-15 15:30:45,073 INFO L287 CfgBuilder]: Performing block encoding [2024-10-15 15:30:45,127 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-15 15:30:45,127 INFO L314 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-15 15:30:45,127 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 03:30:45 BoogieIcfgContainer [2024-10-15 15:30:45,127 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-15 15:30:45,132 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-10-15 15:30:45,132 INFO L270 PluginConnector]: Initializing Referee... [2024-10-15 15:30:45,133 INFO L274 PluginConnector]: Referee initialized [2024-10-15 15:30:45,133 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 15.10 03:30:39" (1/4) ... [2024-10-15 15:30:45,133 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@49c0d2c6 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 15.10 03:30:45, skipping insertion in model container [2024-10-15 15:30:45,134 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 15.10 03:30:41" (2/4) ... [2024-10-15 15:30:45,134 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@49c0d2c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 15.10 03:30:45, skipping insertion in model container [2024-10-15 15:30:45,134 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:30:43" (3/4) ... [2024-10-15 15:30:45,134 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@49c0d2c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 15.10 03:30:45, skipping insertion in model container [2024-10-15 15:30:45,134 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 03:30:45" (4/4) ... [2024-10-15 15:30:45,135 INFO L79 RefereeObserver]: Analyzing ICFG apache-get-tag.i.p+sep-reducer.c [2024-10-15 15:30:45,139 INFO L113 InvariantChecker]: Found 0 loops. [2024-10-15 15:30:45,141 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 10 edges. [2024-10-15 15:30:45,141 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr3ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-10-15 15:30:45,143 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr2ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 314 edges. [2024-10-15 15:30:45,144 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr6ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 444 edges. [2024-10-15 15:30:45,144 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr16ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 269 edges. [2024-10-15 15:30:45,145 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr19ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 268 edges. [2024-10-15 15:30:45,145 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr23ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 268 edges. [2024-10-15 15:30:45,146 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr8ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 469 edges. [2024-10-15 15:30:45,146 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr1ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 313 edges. [2024-10-15 15:30:45,147 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr15ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 267 edges. [2024-10-15 15:30:45,148 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr11ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 251 edges. [2024-10-15 15:30:45,148 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr26ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 270 edges. [2024-10-15 15:30:45,149 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 3 edges. [2024-10-15 15:30:45,150 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr7ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 451 edges. [2024-10-15 15:30:45,150 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr10ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 243 edges. [2024-10-15 15:30:45,151 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr22ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 270 edges. [2024-10-15 15:30:45,152 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr27ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 896 edges. [2024-10-15 15:30:45,153 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr9ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 469 edges. [2024-10-15 15:30:45,153 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr13ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 252 edges. [2024-10-15 15:30:45,154 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr5ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 437 edges. [2024-10-15 15:30:45,154 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr21ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 269 edges. [2024-10-15 15:30:45,155 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr24ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 268 edges. [2024-10-15 15:30:45,156 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr12ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 251 edges. [2024-10-15 15:30:45,156 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr25ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 269 edges. [2024-10-15 15:30:45,157 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr14ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 253 edges. [2024-10-15 15:30:45,158 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr18ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 267 edges. [2024-10-15 15:30:45,158 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr20ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 268 edges. [2024-10-15 15:30:45,159 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr17ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 270 edges. [2024-10-15 15:30:45,159 INFO L131 InvariantChecker]: Will check 28 loop-free subgraphs from procedure entry to error location [2024-10-15 15:30:45,286 INFO L309 BlockEncoder]: Initial Icfg 11 locations, 10 edges [2024-10-15 15:30:45,288 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:30:45,289 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:30:45,289 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:30:45,291 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:30:45,292 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:45,312 INFO L101 BaseMinimizeStates]: Removed 18 edges and 9 locations by large block encoding [2024-10-15 15:30:45,313 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:45,313 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:30:45,314 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:30:45,314 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:30:45,315 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:30:45,337 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-10-15 15:30:45,440 INFO L309 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-10-15 15:30:45,441 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:30:45,441 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:30:45,442 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:30:45,442 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:30:45,442 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:45,445 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-10-15 15:30:45,445 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:45,446 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:30:45,446 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:30:45,446 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:30:45,446 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:30:45,449 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr3ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-10-15 15:30:45,560 INFO L309 BlockEncoder]: Initial Icfg 254 locations, 314 edges [2024-10-15 15:30:45,560 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:30:45,561 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:30:45,561 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:30:45,561 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:30:45,561 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:49,712 INFO L101 BaseMinimizeStates]: Removed 1125 edges and 251 locations by large block encoding [2024-10-15 15:30:49,713 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:49,713 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:30:49,714 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:30:49,714 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:30:50,249 INFO L309 BlockEncoder]: Encoded RCFG 3 locations, 4 edges [2024-10-15 15:30:50,250 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.referee has thrown an exception: java.lang.AssertionError: Either subgraph not acyclic or there is a bug at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AcyclicSubgraphMerger.(AcyclicSubgraphMerger.java:168) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.InvariantChecker.(InvariantChecker.java:145) at de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeStarter.(RefereeStarter.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver.finish(RefereeObserver.java:80) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-10-15 15:30:50,255 INFO L158 Benchmark]: Toolchain (without parser) took 8410.88ms. Allocated memory was 69.2MB in the beginning and 952.1MB in the end (delta: 882.9MB). Free memory was 35.3MB in the beginning and 344.8MB in the end (delta: -309.5MB). Peak memory consumption was 625.1MB. Max. memory is 16.1GB. [2024-10-15 15:30:50,256 INFO L158 Benchmark]: Witness Parser took 0.22ms. Allocated memory is still 48.2MB. Free memory is still 28.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:30:50,256 INFO L158 Benchmark]: CDTParser took 0.72ms. Allocated memory is still 48.2MB. Free memory is still 25.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:30:50,257 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1240.14ms. Allocated memory was 69.2MB in the beginning and 90.2MB in the end (delta: 21.0MB). Free memory was 35.1MB in the beginning and 32.0MB in the end (delta: 3.1MB). Peak memory consumption was 23.9MB. Max. memory is 16.1GB. [2024-10-15 15:30:50,257 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.98ms. Allocated memory is still 90.2MB. Free memory was 32.0MB in the beginning and 57.7MB in the end (delta: -25.7MB). Peak memory consumption was 4.3MB. Max. memory is 16.1GB. [2024-10-15 15:30:50,257 INFO L158 Benchmark]: Boogie Preprocessor took 164.93ms. Allocated memory is still 90.2MB. Free memory was 57.2MB in the beginning and 48.1MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-10-15 15:30:50,258 INFO L158 Benchmark]: RCFGBuilder took 1800.81ms. Allocated memory was 90.2MB in the beginning and 115.3MB in the end (delta: 25.2MB). Free memory was 47.6MB in the beginning and 42.2MB in the end (delta: 5.4MB). Peak memory consumption was 43.7MB. Max. memory is 16.1GB. [2024-10-15 15:30:50,259 INFO L158 Benchmark]: Referee took 5121.97ms. Allocated memory was 115.3MB in the beginning and 952.1MB in the end (delta: 836.8MB). Free memory was 42.2MB in the beginning and 344.8MB in the end (delta: -302.6MB). Peak memory consumption was 585.3MB. Max. memory is 16.1GB. [2024-10-15 15:30:50,261 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - ExceptionOrErrorResult: AssertionError: Either subgraph not acyclic or there is a bug de.uni_freiburg.informatik.ultimate.plugins.generator.referee: AssertionError: Either subgraph not acyclic or there is a bug: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AcyclicSubgraphMerger.(AcyclicSubgraphMerger.java:168) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.22ms. Allocated memory is still 48.2MB. Free memory is still 28.1MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.72ms. Allocated memory is still 48.2MB. Free memory is still 25.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1240.14ms. Allocated memory was 69.2MB in the beginning and 90.2MB in the end (delta: 21.0MB). Free memory was 35.1MB in the beginning and 32.0MB in the end (delta: 3.1MB). Peak memory consumption was 23.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.98ms. Allocated memory is still 90.2MB. Free memory was 32.0MB in the beginning and 57.7MB in the end (delta: -25.7MB). Peak memory consumption was 4.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 164.93ms. Allocated memory is still 90.2MB. Free memory was 57.2MB in the beginning and 48.1MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1800.81ms. Allocated memory was 90.2MB in the beginning and 115.3MB in the end (delta: 25.2MB). Free memory was 47.6MB in the beginning and 42.2MB in the end (delta: 5.4MB). Peak memory consumption was 43.7MB. Max. memory is 16.1GB. * Referee took 5121.97ms. Allocated memory was 115.3MB in the beginning and 952.1MB in the end (delta: 836.8MB). Free memory was 42.2MB in the beginning and 344.8MB in the end (delta: -302.6MB). Peak memory consumption was 585.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-10-15 15:30:50,291 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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/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-invgen/apache-get-tag.i.p+sep-reducer.c ../results/automizer-verification-files/SV-COMP24_unreach-call/apache-get-tag.i.p+sep-reducer.yml/witness-2.1.yml -s /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None --procedureinliner.inline.calls.to.implemented.procedures NEVER --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dk.contract-modifies-e378df2-m [2024-10-15 15:30:52,509 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-15 15:30:52,581 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-10-15 15:30:52,586 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-15 15:30:52,587 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-15 15:30:52,608 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-15 15:30:52,609 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-15 15:30:52,609 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-15 15:30:52,610 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-15 15:30:52,610 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-15 15:30:52,610 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-15 15:30:52,611 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-15 15:30:52,611 INFO L153 SettingsManager]: * Use SBE=true [2024-10-15 15:30:52,611 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-15 15:30:52,612 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-15 15:30:52,613 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-15 15:30:52,614 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-15 15:30:52,614 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-15 15:30:52,616 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-15 15:30:52,617 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-15 15:30:52,617 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-15 15:30:52,618 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-15 15:30:52,618 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-15 15:30:52,618 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-15 15:30:52,619 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-15 15:30:52,622 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-15 15:30:52,622 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-15 15:30:52,622 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-15 15:30:52,623 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-15 15:30:52,623 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-15 15:30:52,623 INFO L153 SettingsManager]: * Future-live optimization=false [2024-10-15 15:30:52,623 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-15 15:30:52,624 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-15 15:30:52,624 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/certificate-witnesses-artifact/referee/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None Applying setting for plugin de.uni_freiburg.informatik.ultimate.boogie.procedureinliner: Inline calls to implemented procedures -> NEVER [2024-10-15 15:30:52,959 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-15 15:30:52,985 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-15 15:30:52,988 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-15 15:30:52,990 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-10-15 15:30:52,990 INFO L274 PluginConnector]: Witness Parser initialized [2024-10-15 15:30:52,992 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/apache-get-tag.i.p+sep-reducer.yml/witness-2.1.yml [2024-10-15 15:30:53,055 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-15 15:30:53,056 INFO L274 PluginConnector]: CDTParser initialized [2024-10-15 15:30:53,057 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c [2024-10-15 15:30:54,654 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-15 15:30:55,001 INFO L384 CDTParser]: Found 1 translation units. [2024-10-15 15:30:55,002 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c [2024-10-15 15:30:55,026 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/6ad9db11a/a56a7e74d2e84a8daeee75daaa299c87/FLAG802e00e8c [2024-10-15 15:30:55,046 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/6ad9db11a/a56a7e74d2e84a8daeee75daaa299c87 [2024-10-15 15:30:55,047 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-15 15:30:55,048 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-10-15 15:30:55,051 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-15 15:30:55,052 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-15 15:30:55,057 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-15 15:30:55,058 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 15.10 03:30:53" (1/2) ... [2024-10-15 15:30:55,060 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@edfd1a6 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:30:55, skipping insertion in model container [2024-10-15 15:30:55,060 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 15.10 03:30:53" (1/2) ... [2024-10-15 15:30:55,062 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@37502fc7 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:30:55, skipping insertion in model container [2024-10-15 15:30:55,062 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:30:55" (2/2) ... [2024-10-15 15:30:55,062 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@edfd1a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:30:55, skipping insertion in model container [2024-10-15 15:30:55,063 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:30:55" (2/2) ... [2024-10-15 15:30:55,127 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-10-15 15:30:55,128 INFO L1541 ArrayList]: Location invariant before [L360-L554] (0 < ((long long) main__t + 1)) [2024-10-15 15:30:55,130 INFO L1541 ArrayList]: Location invariant before [L264-L599] (0 < ((long long) main__t + 1)) [2024-10-15 15:30:55,130 INFO L1541 ArrayList]: Location invariant before [L475-L475] (0 < ((long long) main__t + 1)) [2024-10-15 15:30:55,130 INFO L1541 ArrayList]: Location invariant before [L68-L5292] (0 < ((long long) main__t + 1)) [2024-10-15 15:30:55,130 INFO L1541 ArrayList]: Location invariant before [L404-L552] (0 < ((long long) main__t + 1)) [2024-10-15 15:30:55,130 INFO L1541 ArrayList]: Location invariant before [L4770-L4920] ((((long long) main__t + 1) <= main__tagbuf_len) && (61 <= main__t)) [2024-10-15 15:30:55,130 INFO L1541 ArrayList]: Location invariant before [L31-L5293] ((0 <= main__t) && (main__t <= main__tagbuf_len)) [2024-10-15 15:30:55,130 INFO L1541 ArrayList]: Location invariant before [L4665-L4938] ((59 <= main__t) && (((long long) main__t + 1) <= main__tagbuf_len)) [2024-10-15 15:30:55,131 INFO L1541 ArrayList]: Location invariant before [L128-L645] (((((((((((__tmp_148_0 == \old(__tmp_148_0)) && (\old(__tmp_179_1) == __tmp_179_1)) && (\old(__tmp_218_0) == __tmp_218_0)) && (0 <= main__t)) && (__tmp_2390_0 == \old(__tmp_2390_0))) && (\old(__tmp_179_2) == __tmp_179_2)) && (__tmp_109_1 == \old(__tmp_109_1))) && (__tmp_109_0 == \old(__tmp_109_0))) && (\old(__return_2583) == __return_2583)) && (__tmp_2390_1 == \old(__tmp_2390_1))) && (\old(__tmp_179_0) == __tmp_179_0)) [2024-10-15 15:30:55,131 INFO L1541 ArrayList]: Location invariant before [L335-L335] (0 < ((long long) main__t + 1)) [2024-10-15 15:30:55,131 INFO L1541 ArrayList]: Location invariant before [L4734-L4921] ((61 <= main__t) && (main__t <= main__tagbuf_len)) [2024-10-15 15:30:55,131 INFO L1541 ArrayList]: Function contract at [L22]: requires null, ensures (__return_main == \old(__return_main)) [2024-10-15 15:30:55,227 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-15 15:30:55,436 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[1000,1013] [2024-10-15 15:30:55,442 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[1215,1228] [2024-10-15 15:30:55,825 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[83573,83586] [2024-10-15 15:30:55,830 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[83794,83807] [2024-10-15 15:30:55,834 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[84257,84270] [2024-10-15 15:30:55,838 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[84478,84491] [2024-10-15 15:30:55,843 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[84801,84814] [2024-10-15 15:30:55,846 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[85022,85035] [2024-10-15 15:30:55,851 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[85521,85534] [2024-10-15 15:30:55,855 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[85742,85755] [2024-10-15 15:30:55,861 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[86050,86063] [2024-10-15 15:30:55,880 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[86271,86284] [2024-10-15 15:30:55,886 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[86594,86607] [2024-10-15 15:30:55,889 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[86815,86828] [2024-10-15 15:30:55,895 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[87258,87271] [2024-10-15 15:30:55,898 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[87479,87492] [2024-10-15 15:30:55,914 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-15 15:30:55,929 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global [2024-10-15 15:30:55,963 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[1000,1013] [2024-10-15 15:30:55,964 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[1215,1228] Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-10-15 15:30:56,195 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[83573,83586] [2024-10-15 15:30:56,198 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[83794,83807] [2024-10-15 15:30:56,202 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[84257,84270] [2024-10-15 15:30:56,204 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[84478,84491] [2024-10-15 15:30:56,207 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[84801,84814] [2024-10-15 15:30:56,209 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[85022,85035] [2024-10-15 15:30:56,212 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[85521,85534] [2024-10-15 15:30:56,215 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[85742,85755] [2024-10-15 15:30:56,220 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[86050,86063] [2024-10-15 15:30:56,222 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[86271,86284] [2024-10-15 15:30:56,225 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[86594,86607] [2024-10-15 15:30:56,227 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[86815,86828] [2024-10-15 15:30:56,230 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[87258,87271] [2024-10-15 15:30:56,245 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[87479,87492] Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-10-15 15:30:56,260 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-15 15:30:56,277 INFO L204 MainTranslator]: Completed translation [2024-10-15 15:30:56,278 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:30:56 WrapperNode [2024-10-15 15:30:56,278 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-15 15:30:56,279 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-15 15:30:56,279 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-15 15:30:56,279 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-15 15:30:56,286 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:30:56" (1/1) ... [2024-10-15 15:30:56,327 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:30:56" (1/1) ... [2024-10-15 15:30:56,346 INFO L138 Inliner]: procedures = 14, calls = 7, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2024-10-15 15:30:56,346 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-15 15:30:56,347 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-15 15:30:56,347 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-15 15:30:56,347 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-15 15:30:56,357 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:30:56" (1/1) ... [2024-10-15 15:30:56,357 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:30:56" (1/1) ... [2024-10-15 15:30:56,368 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:30:56" (1/1) ... [2024-10-15 15:30:56,384 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure main is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-10-15 15:30:56,385 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:30:56" (1/1) ... [2024-10-15 15:30:56,385 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:30:56" (1/1) ... [2024-10-15 15:30:56,451 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:30:56" (1/1) ... [2024-10-15 15:30:56,467 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:30:56" (1/1) ... [2024-10-15 15:30:56,474 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:30:56" (1/1) ... [2024-10-15 15:30:56,483 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:30:56" (1/1) ... [2024-10-15 15:30:56,497 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-15 15:30:56,498 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-15 15:30:56,498 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-15 15:30:56,498 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-15 15:30:56,499 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:30:56" (1/1) ... [2024-10-15 15:30:56,509 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-15 15:30:56,518 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-10-15 15:30:56,533 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-15 15:30:56,539 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-15 15:30:56,615 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-15 15:30:56,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-10-15 15:30:56,616 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-10-15 15:30:56,616 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-10-15 15:30:56,617 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-10-15 15:30:56,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-10-15 15:30:56,618 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-15 15:30:56,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-15 15:30:56,893 INFO L238 CfgBuilder]: Building ICFG [2024-10-15 15:30:56,895 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-15 15:30:58,552 INFO L287 CfgBuilder]: Performing block encoding [2024-10-15 15:30:58,611 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-15 15:30:58,615 INFO L314 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-15 15:30:58,616 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 03:30:58 BoogieIcfgContainer [2024-10-15 15:30:58,616 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-15 15:30:58,617 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-10-15 15:30:58,617 INFO L270 PluginConnector]: Initializing Referee... [2024-10-15 15:30:58,617 INFO L274 PluginConnector]: Referee initialized [2024-10-15 15:30:58,618 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 15.10 03:30:53" (1/4) ... [2024-10-15 15:30:58,618 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@47a3fd9 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 15.10 03:30:58, skipping insertion in model container [2024-10-15 15:30:58,618 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 15.10 03:30:55" (2/4) ... [2024-10-15 15:30:58,618 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@47a3fd9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 15.10 03:30:58, skipping insertion in model container [2024-10-15 15:30:58,618 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:30:56" (3/4) ... [2024-10-15 15:30:58,619 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@47a3fd9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 15.10 03:30:58, skipping insertion in model container [2024-10-15 15:30:58,619 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 03:30:58" (4/4) ... [2024-10-15 15:30:58,622 INFO L79 RefereeObserver]: Analyzing ICFG apache-get-tag.i.p+sep-reducer.c [2024-10-15 15:30:58,626 INFO L113 InvariantChecker]: Found 0 loops. [2024-10-15 15:30:58,626 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 10 edges. [2024-10-15 15:30:58,627 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr3ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-10-15 15:30:58,628 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr2ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 314 edges. [2024-10-15 15:30:58,630 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr6ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 444 edges. [2024-10-15 15:30:58,630 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr16ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 269 edges. [2024-10-15 15:30:58,631 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr19ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 268 edges. [2024-10-15 15:30:58,631 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr23ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 268 edges. [2024-10-15 15:30:58,632 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr8ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 469 edges. [2024-10-15 15:30:58,632 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr1ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 313 edges. [2024-10-15 15:30:58,633 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr15ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 267 edges. [2024-10-15 15:30:58,633 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr11ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 251 edges. [2024-10-15 15:30:58,633 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr26ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 270 edges. [2024-10-15 15:30:58,634 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 3 edges. [2024-10-15 15:30:58,634 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr7ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 451 edges. [2024-10-15 15:30:58,635 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr10ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 243 edges. [2024-10-15 15:30:58,635 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr22ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 270 edges. [2024-10-15 15:30:58,636 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr27ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 896 edges. [2024-10-15 15:30:58,638 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr9ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 469 edges. [2024-10-15 15:30:58,638 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr13ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 252 edges. [2024-10-15 15:30:58,639 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr5ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 437 edges. [2024-10-15 15:30:58,640 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr21ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 269 edges. [2024-10-15 15:30:58,640 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr24ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 268 edges. [2024-10-15 15:30:58,641 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr12ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 251 edges. [2024-10-15 15:30:58,642 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr25ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 269 edges. [2024-10-15 15:30:58,642 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr14ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 253 edges. [2024-10-15 15:30:58,642 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr18ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 267 edges. [2024-10-15 15:30:58,643 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr20ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 268 edges. [2024-10-15 15:30:58,644 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr17ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 270 edges. [2024-10-15 15:30:58,644 INFO L131 InvariantChecker]: Will check 28 loop-free subgraphs from procedure entry to error location [2024-10-15 15:30:58,807 INFO L309 BlockEncoder]: Initial Icfg 11 locations, 10 edges [2024-10-15 15:30:58,808 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:30:58,808 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:30:58,810 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:30:58,811 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:30:58,813 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:58,833 INFO L101 BaseMinimizeStates]: Removed 18 edges and 9 locations by large block encoding [2024-10-15 15:30:58,834 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:58,835 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:30:58,835 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:30:58,835 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:30:58,836 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:30:58,859 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-10-15 15:30:58,977 INFO L309 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-10-15 15:30:58,977 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:30:58,978 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:30:58,978 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:30:58,978 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:30:58,978 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:58,982 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-10-15 15:30:58,982 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:58,982 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:30:58,983 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:30:58,983 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:30:58,984 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:30:58,987 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr3ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-10-15 15:30:59,139 INFO L309 BlockEncoder]: Initial Icfg 254 locations, 314 edges [2024-10-15 15:30:59,140 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:30:59,140 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:30:59,140 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:30:59,141 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:30:59,142 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:04,355 INFO L101 BaseMinimizeStates]: Removed 1124 edges and 251 locations by large block encoding [2024-10-15 15:31:04,356 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:04,356 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:31:04,357 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:31:04,357 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:31:05,292 INFO L309 BlockEncoder]: Encoded RCFG 3 locations, 4 edges [2024-10-15 15:31:05,294 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.referee has thrown an exception: java.lang.AssertionError: Either subgraph not acyclic or there is a bug at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AcyclicSubgraphMerger.(AcyclicSubgraphMerger.java:168) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.InvariantChecker.(InvariantChecker.java:145) at de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeStarter.(RefereeStarter.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver.finish(RefereeObserver.java:80) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-10-15 15:31:05,299 INFO L158 Benchmark]: Toolchain (without parser) took 10249.88ms. Allocated memory was 62.9MB in the beginning and 1.3GB in the end (delta: 1.3GB). Free memory was 34.6MB in the beginning and 934.3MB in the end (delta: -899.7MB). Peak memory consumption was 604.6MB. Max. memory is 16.1GB. [2024-10-15 15:31:05,299 INFO L158 Benchmark]: Witness Parser took 0.19ms. Allocated memory is still 46.1MB. Free memory was 30.8MB in the beginning and 30.8MB in the end (delta: 46.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:31:05,299 INFO L158 Benchmark]: CDTParser took 1.47ms. Allocated memory is still 46.1MB. Free memory was 28.4MB in the beginning and 28.3MB in the end (delta: 38.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:31:05,300 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1226.83ms. Allocated memory was 62.9MB in the beginning and 75.5MB in the end (delta: 12.6MB). Free memory was 34.4MB in the beginning and 37.4MB in the end (delta: -2.9MB). Peak memory consumption was 30.0MB. Max. memory is 16.1GB. [2024-10-15 15:31:05,302 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.25ms. Allocated memory is still 75.5MB. Free memory was 37.4MB in the beginning and 35.7MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:31:05,303 INFO L158 Benchmark]: Boogie Preprocessor took 150.33ms. Allocated memory is still 75.5MB. Free memory was 35.7MB in the beginning and 25.3MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-10-15 15:31:05,305 INFO L158 Benchmark]: RCFGBuilder took 2118.23ms. Allocated memory was 75.5MB in the beginning and 123.7MB in the end (delta: 48.2MB). Free memory was 25.3MB in the beginning and 50.9MB in the end (delta: -25.6MB). Peak memory consumption was 31.1MB. Max. memory is 16.1GB. [2024-10-15 15:31:05,307 INFO L158 Benchmark]: Referee took 6680.33ms. Allocated memory was 123.7MB in the beginning and 1.3GB in the end (delta: 1.2GB). Free memory was 50.9MB in the beginning and 934.3MB in the end (delta: -883.4MB). Peak memory consumption was 559.2MB. Max. memory is 16.1GB. [2024-10-15 15:31:05,312 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - ExceptionOrErrorResult: AssertionError: Either subgraph not acyclic or there is a bug de.uni_freiburg.informatik.ultimate.plugins.generator.referee: AssertionError: Either subgraph not acyclic or there is a bug: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AcyclicSubgraphMerger.(AcyclicSubgraphMerger.java:168) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.19ms. Allocated memory is still 46.1MB. Free memory was 30.8MB in the beginning and 30.8MB in the end (delta: 46.7kB). There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 1.47ms. Allocated memory is still 46.1MB. Free memory was 28.4MB in the beginning and 28.3MB in the end (delta: 38.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1226.83ms. Allocated memory was 62.9MB in the beginning and 75.5MB in the end (delta: 12.6MB). Free memory was 34.4MB in the beginning and 37.4MB in the end (delta: -2.9MB). Peak memory consumption was 30.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.25ms. Allocated memory is still 75.5MB. Free memory was 37.4MB in the beginning and 35.7MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 150.33ms. Allocated memory is still 75.5MB. Free memory was 35.7MB in the beginning and 25.3MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 2118.23ms. Allocated memory was 75.5MB in the beginning and 123.7MB in the end (delta: 48.2MB). Free memory was 25.3MB in the beginning and 50.9MB in the end (delta: -25.6MB). Peak memory consumption was 31.1MB. Max. memory is 16.1GB. * Referee took 6680.33ms. Allocated memory was 123.7MB in the beginning and 1.3GB in the end (delta: 1.2GB). Free memory was 50.9MB in the beginning and 934.3MB in the end (delta: -883.4MB). Peak memory consumption was 559.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-10-15 15:31:05,338 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 Result: ERROR: ExceptionOrErrorResult: AssertionError: Either subgraph not acyclic or there is a bug