./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-sets/test_mutex.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0f8a17c6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a6a738-ee19-42af-9d90-6cba0271b093/bin/utaipan-UbGMyvGFUs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a6a738-ee19-42af-9d90-6cba0271b093/bin/utaipan-UbGMyvGFUs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a6a738-ee19-42af-9d90-6cba0271b093/bin/utaipan-UbGMyvGFUs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a6a738-ee19-42af-9d90-6cba0271b093/bin/utaipan-UbGMyvGFUs/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-sets/test_mutex.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a6a738-ee19-42af-9d90-6cba0271b093/bin/utaipan-UbGMyvGFUs/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a6a738-ee19-42af-9d90-6cba0271b093/bin/utaipan-UbGMyvGFUs --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash cee8df08ffad3eb9e493a0be0076215dd3a59bce6d2370397b3bb712a7fad867 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-19 14:24:30,009 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-19 14:24:30,016 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-19 14:24:30,076 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-19 14:24:30,076 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-19 14:24:30,081 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-19 14:24:30,083 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-19 14:24:30,087 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-19 14:24:30,090 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-19 14:24:30,098 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-19 14:24:30,100 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-19 14:24:30,101 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-19 14:24:30,102 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-19 14:24:30,103 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-19 14:24:30,105 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-19 14:24:30,106 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-19 14:24:30,107 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-19 14:24:30,108 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-19 14:24:30,111 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-19 14:24:30,113 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-19 14:24:30,115 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-19 14:24:30,123 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-19 14:24:30,124 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-19 14:24:30,125 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-19 14:24:30,129 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-19 14:24:30,130 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-19 14:24:30,130 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-19 14:24:30,131 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-19 14:24:30,132 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-19 14:24:30,133 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-19 14:24:30,133 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-19 14:24:30,134 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-19 14:24:30,135 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-19 14:24:30,136 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-19 14:24:30,138 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-19 14:24:30,144 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-19 14:24:30,145 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-19 14:24:30,146 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-19 14:24:30,146 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-19 14:24:30,147 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-19 14:24:30,148 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-19 14:24:30,149 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a6a738-ee19-42af-9d90-6cba0271b093/bin/utaipan-UbGMyvGFUs/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-19 14:24:30,196 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-19 14:24:30,196 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-19 14:24:30,198 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-19 14:24:30,198 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-19 14:24:30,198 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-19 14:24:30,198 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-19 14:24:30,199 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-19 14:24:30,199 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-19 14:24:30,199 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-19 14:24:30,199 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-19 14:24:30,200 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-19 14:24:30,201 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-19 14:24:30,201 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-19 14:24:30,201 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-19 14:24:30,201 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-19 14:24:30,201 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-19 14:24:30,202 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-19 14:24:30,203 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-19 14:24:30,203 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-19 14:24:30,203 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-19 14:24:30,203 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-19 14:24:30,203 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-19 14:24:30,204 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-19 14:24:30,204 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-19 14:24:30,204 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-19 14:24:30,204 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-19 14:24:30,204 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-19 14:24:30,205 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-19 14:24:30,205 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-19 14:24:30,206 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-19 14:24:30,207 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-19 14:24:30,207 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 14:24:30,207 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-19 14:24:30,208 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-19 14:24:30,208 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-19 14:24:30,208 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-19 14:24:30,208 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-19 14:24:30,208 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-19 14:24:30,209 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-19 14:24:30,209 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-19 14:24:30,209 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a6a738-ee19-42af-9d90-6cba0271b093/bin/utaipan-UbGMyvGFUs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a6a738-ee19-42af-9d90-6cba0271b093/bin/utaipan-UbGMyvGFUs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cee8df08ffad3eb9e493a0be0076215dd3a59bce6d2370397b3bb712a7fad867 [2021-11-19 14:24:30,541 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-19 14:24:30,574 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-19 14:24:30,578 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-19 14:24:30,579 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-19 14:24:30,580 INFO L275 PluginConnector]: CDTParser initialized [2021-11-19 14:24:30,581 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a6a738-ee19-42af-9d90-6cba0271b093/bin/utaipan-UbGMyvGFUs/../../sv-benchmarks/c/ldv-sets/test_mutex.i [2021-11-19 14:24:30,655 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a6a738-ee19-42af-9d90-6cba0271b093/bin/utaipan-UbGMyvGFUs/data/c5ddd4468/0218bfabfe104eaf9808dd343e7f469d/FLAG672b3e93c [2021-11-19 14:24:31,314 INFO L306 CDTParser]: Found 1 translation units. [2021-11-19 14:24:31,315 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a6a738-ee19-42af-9d90-6cba0271b093/sv-benchmarks/c/ldv-sets/test_mutex.i [2021-11-19 14:24:31,340 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a6a738-ee19-42af-9d90-6cba0271b093/bin/utaipan-UbGMyvGFUs/data/c5ddd4468/0218bfabfe104eaf9808dd343e7f469d/FLAG672b3e93c [2021-11-19 14:24:31,562 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a6a738-ee19-42af-9d90-6cba0271b093/bin/utaipan-UbGMyvGFUs/data/c5ddd4468/0218bfabfe104eaf9808dd343e7f469d [2021-11-19 14:24:31,564 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-19 14:24:31,566 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-19 14:24:31,568 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-19 14:24:31,568 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-19 14:24:31,572 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-19 14:24:31,573 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:24:31" (1/1) ... [2021-11-19 14:24:31,574 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@253c5431 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:24:31, skipping insertion in model container [2021-11-19 14:24:31,574 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:24:31" (1/1) ... [2021-11-19 14:24:31,583 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-19 14:24:31,651 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-19 14:24:32,001 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a6a738-ee19-42af-9d90-6cba0271b093/sv-benchmarks/c/ldv-sets/test_mutex.i[25842,25855] [2021-11-19 14:24:32,005 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a6a738-ee19-42af-9d90-6cba0271b093/sv-benchmarks/c/ldv-sets/test_mutex.i[25967,25980] [2021-11-19 14:24:32,007 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a6a738-ee19-42af-9d90-6cba0271b093/sv-benchmarks/c/ldv-sets/test_mutex.i[26082,26095] [2021-11-19 14:24:32,009 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 14:24:32,019 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-11-19 14:24:32,019 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3e5ecd5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:24:32, skipping insertion in model container [2021-11-19 14:24:32,019 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-19 14:24:32,020 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-19 14:24:32,022 INFO L158 Benchmark]: Toolchain (without parser) took 454.85ms. Allocated memory is still 104.9MB. Free memory was 74.3MB in the beginning and 75.4MB in the end (delta: -1.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-19 14:24:32,022 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 104.9MB. Free memory is still 59.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-19 14:24:32,023 INFO L158 Benchmark]: CACSL2BoogieTranslator took 452.09ms. Allocated memory is still 104.9MB. Free memory was 74.1MB in the beginning and 75.4MB in the end (delta: -1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-19 14:24:32,025 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 104.9MB. Free memory is still 59.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 452.09ms. Allocated memory is still 104.9MB. Free memory was 74.1MB in the beginning and 75.4MB in the end (delta: -1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 638]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. 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: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a6a738-ee19-42af-9d90-6cba0271b093/bin/utaipan-UbGMyvGFUs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a6a738-ee19-42af-9d90-6cba0271b093/bin/utaipan-UbGMyvGFUs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a6a738-ee19-42af-9d90-6cba0271b093/bin/utaipan-UbGMyvGFUs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a6a738-ee19-42af-9d90-6cba0271b093/bin/utaipan-UbGMyvGFUs/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-sets/test_mutex.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a6a738-ee19-42af-9d90-6cba0271b093/bin/utaipan-UbGMyvGFUs/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a6a738-ee19-42af-9d90-6cba0271b093/bin/utaipan-UbGMyvGFUs --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash cee8df08ffad3eb9e493a0be0076215dd3a59bce6d2370397b3bb712a7fad867 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-19 14:24:34,280 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-19 14:24:34,284 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-19 14:24:34,341 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-19 14:24:34,342 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-19 14:24:34,348 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-19 14:24:34,350 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-19 14:24:34,355 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-19 14:24:34,358 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-19 14:24:34,369 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-19 14:24:34,371 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-19 14:24:34,373 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-19 14:24:34,374 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-19 14:24:34,377 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-19 14:24:34,379 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-19 14:24:34,385 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-19 14:24:34,387 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-19 14:24:34,388 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-19 14:24:34,390 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-19 14:24:34,400 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-19 14:24:34,403 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-19 14:24:34,404 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-19 14:24:34,407 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-19 14:24:34,409 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-19 14:24:34,413 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-19 14:24:34,414 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-19 14:24:34,414 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-19 14:24:34,416 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-19 14:24:34,417 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-19 14:24:34,418 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-19 14:24:34,419 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-19 14:24:34,420 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-19 14:24:34,422 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-19 14:24:34,423 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-19 14:24:34,424 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-19 14:24:34,425 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-19 14:24:34,426 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-19 14:24:34,426 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-19 14:24:34,427 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-19 14:24:34,429 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-19 14:24:34,430 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-19 14:24:34,430 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a6a738-ee19-42af-9d90-6cba0271b093/bin/utaipan-UbGMyvGFUs/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-11-19 14:24:34,468 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-19 14:24:34,468 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-19 14:24:34,469 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-19 14:24:34,470 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-19 14:24:34,470 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-19 14:24:34,470 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-19 14:24:34,470 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-19 14:24:34,471 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-19 14:24:34,471 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-19 14:24:34,471 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-19 14:24:34,472 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-19 14:24:34,472 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-19 14:24:34,473 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-19 14:24:34,473 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-19 14:24:34,473 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-19 14:24:34,473 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-19 14:24:34,473 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-19 14:24:34,474 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-19 14:24:34,474 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-19 14:24:34,474 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-19 14:24:34,474 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-19 14:24:34,475 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-19 14:24:34,475 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-19 14:24:34,475 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-19 14:24:34,475 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-19 14:24:34,476 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-19 14:24:34,476 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-19 14:24:34,476 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 14:24:34,476 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-19 14:24:34,476 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-19 14:24:34,477 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-19 14:24:34,477 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-19 14:24:34,477 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-19 14:24:34,477 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-19 14:24:34,478 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-19 14:24:34,478 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-19 14:24:34,478 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a6a738-ee19-42af-9d90-6cba0271b093/bin/utaipan-UbGMyvGFUs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a6a738-ee19-42af-9d90-6cba0271b093/bin/utaipan-UbGMyvGFUs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cee8df08ffad3eb9e493a0be0076215dd3a59bce6d2370397b3bb712a7fad867 [2021-11-19 14:24:34,851 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-19 14:24:34,892 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-19 14:24:34,895 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-19 14:24:34,896 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-19 14:24:34,897 INFO L275 PluginConnector]: CDTParser initialized [2021-11-19 14:24:34,898 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a6a738-ee19-42af-9d90-6cba0271b093/bin/utaipan-UbGMyvGFUs/../../sv-benchmarks/c/ldv-sets/test_mutex.i [2021-11-19 14:24:34,981 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a6a738-ee19-42af-9d90-6cba0271b093/bin/utaipan-UbGMyvGFUs/data/74fa4ad41/0d96bfac3d69439aa49698196f5167ad/FLAG9b920af33 [2021-11-19 14:24:35,707 INFO L306 CDTParser]: Found 1 translation units. [2021-11-19 14:24:35,708 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a6a738-ee19-42af-9d90-6cba0271b093/sv-benchmarks/c/ldv-sets/test_mutex.i [2021-11-19 14:24:35,728 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a6a738-ee19-42af-9d90-6cba0271b093/bin/utaipan-UbGMyvGFUs/data/74fa4ad41/0d96bfac3d69439aa49698196f5167ad/FLAG9b920af33 [2021-11-19 14:24:35,746 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a6a738-ee19-42af-9d90-6cba0271b093/bin/utaipan-UbGMyvGFUs/data/74fa4ad41/0d96bfac3d69439aa49698196f5167ad [2021-11-19 14:24:35,749 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-19 14:24:35,751 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-19 14:24:35,753 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-19 14:24:35,753 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-19 14:24:35,756 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-19 14:24:35,757 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:24:35" (1/1) ... [2021-11-19 14:24:35,759 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b2a8c85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:24:35, skipping insertion in model container [2021-11-19 14:24:35,760 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:24:35" (1/1) ... [2021-11-19 14:24:35,768 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-19 14:24:35,825 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-19 14:24:36,306 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a6a738-ee19-42af-9d90-6cba0271b093/sv-benchmarks/c/ldv-sets/test_mutex.i[25842,25855] [2021-11-19 14:24:36,315 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a6a738-ee19-42af-9d90-6cba0271b093/sv-benchmarks/c/ldv-sets/test_mutex.i[25967,25980] [2021-11-19 14:24:36,317 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a6a738-ee19-42af-9d90-6cba0271b093/sv-benchmarks/c/ldv-sets/test_mutex.i[26082,26095] [2021-11-19 14:24:36,323 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 14:24:36,338 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-19 14:24:36,352 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-19 14:24:36,391 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a6a738-ee19-42af-9d90-6cba0271b093/sv-benchmarks/c/ldv-sets/test_mutex.i[25842,25855] [2021-11-19 14:24:36,392 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a6a738-ee19-42af-9d90-6cba0271b093/sv-benchmarks/c/ldv-sets/test_mutex.i[25967,25980] [2021-11-19 14:24:36,393 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a6a738-ee19-42af-9d90-6cba0271b093/sv-benchmarks/c/ldv-sets/test_mutex.i[26082,26095] [2021-11-19 14:24:36,399 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 14:24:36,403 INFO L203 MainTranslator]: Completed pre-run [2021-11-19 14:24:36,478 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a6a738-ee19-42af-9d90-6cba0271b093/sv-benchmarks/c/ldv-sets/test_mutex.i[25842,25855] [2021-11-19 14:24:36,491 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a6a738-ee19-42af-9d90-6cba0271b093/sv-benchmarks/c/ldv-sets/test_mutex.i[25967,25980] [2021-11-19 14:24:36,492 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a6a738-ee19-42af-9d90-6cba0271b093/sv-benchmarks/c/ldv-sets/test_mutex.i[26082,26095] [2021-11-19 14:24:36,494 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 14:24:36,546 INFO L208 MainTranslator]: Completed translation [2021-11-19 14:24:36,546 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:24:36 WrapperNode [2021-11-19 14:24:36,547 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-19 14:24:36,548 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-19 14:24:36,549 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-19 14:24:36,549 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-19 14:24:36,557 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:24:36" (1/1) ... [2021-11-19 14:24:36,588 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:24:36" (1/1) ... [2021-11-19 14:24:36,627 INFO L137 Inliner]: procedures = 141, calls = 57, calls flagged for inlining = 14, calls inlined = 13, statements flattened = 124 [2021-11-19 14:24:36,628 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-19 14:24:36,628 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-19 14:24:36,628 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-19 14:24:36,629 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-19 14:24:36,637 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:24:36" (1/1) ... [2021-11-19 14:24:36,637 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:24:36" (1/1) ... [2021-11-19 14:24:36,642 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:24:36" (1/1) ... [2021-11-19 14:24:36,643 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:24:36" (1/1) ... [2021-11-19 14:24:36,656 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:24:36" (1/1) ... [2021-11-19 14:24:36,660 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:24:36" (1/1) ... [2021-11-19 14:24:36,664 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:24:36" (1/1) ... [2021-11-19 14:24:36,686 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-19 14:24:36,687 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-19 14:24:36,687 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-19 14:24:36,687 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-19 14:24:36,688 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:24:36" (1/1) ... [2021-11-19 14:24:36,695 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 14:24:36,707 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a6a738-ee19-42af-9d90-6cba0271b093/bin/utaipan-UbGMyvGFUs/z3 [2021-11-19 14:24:36,732 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a6a738-ee19-42af-9d90-6cba0271b093/bin/utaipan-UbGMyvGFUs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-19 14:24:36,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a6a738-ee19-42af-9d90-6cba0271b093/bin/utaipan-UbGMyvGFUs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-19 14:24:36,782 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2021-11-19 14:24:36,782 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2021-11-19 14:24:36,782 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-19 14:24:36,783 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-19 14:24:36,783 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-19 14:24:36,783 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-11-19 14:24:36,783 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-11-19 14:24:36,783 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-19 14:24:36,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-19 14:24:36,783 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-19 14:24:36,783 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_in_set [2021-11-19 14:24:36,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_in_set [2021-11-19 14:24:36,783 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-19 14:24:36,784 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-19 14:24:36,784 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-19 14:24:36,784 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-19 14:24:36,784 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_successful_malloc [2021-11-19 14:24:36,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_successful_malloc [2021-11-19 14:24:36,784 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-19 14:24:36,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-19 14:24:36,945 INFO L236 CfgBuilder]: Building ICFG [2021-11-19 14:24:36,947 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-19 14:24:37,372 INFO L277 CfgBuilder]: Performing block encoding [2021-11-19 14:24:37,379 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-19 14:24:37,380 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-19 14:24:37,382 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:24:37 BoogieIcfgContainer [2021-11-19 14:24:37,383 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-19 14:24:37,385 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-19 14:24:37,385 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-19 14:24:37,388 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-19 14:24:37,388 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 02:24:35" (1/3) ... [2021-11-19 14:24:37,389 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31d4af42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 02:24:37, skipping insertion in model container [2021-11-19 14:24:37,389 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:24:36" (2/3) ... [2021-11-19 14:24:37,390 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31d4af42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 02:24:37, skipping insertion in model container [2021-11-19 14:24:37,390 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:24:37" (3/3) ... [2021-11-19 14:24:37,391 INFO L111 eAbstractionObserver]: Analyzing ICFG test_mutex.i [2021-11-19 14:24:37,397 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-19 14:24:37,397 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-11-19 14:24:37,462 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-19 14:24:37,473 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-19 14:24:37,473 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-11-19 14:24:37,494 INFO L276 IsEmpty]: Start isEmpty. Operand has 67 states, 47 states have (on average 1.297872340425532) internal successors, (61), 50 states have internal predecessors, (61), 11 states have call successors, (11), 5 states have call predecessors, (11), 5 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2021-11-19 14:24:37,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-19 14:24:37,501 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:24:37,522 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:24:37,524 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting mutex_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [mutex_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, mutex_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:24:37,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:24:37,530 INFO L85 PathProgramCache]: Analyzing trace with hash 673246785, now seen corresponding path program 1 times [2021-11-19 14:24:37,544 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:24:37,545 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1705167893] [2021-11-19 14:24:37,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:24:37,546 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:24:37,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a6a738-ee19-42af-9d90-6cba0271b093/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:24:37,552 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a6a738-ee19-42af-9d90-6cba0271b093/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:24:37,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a6a738-ee19-42af-9d90-6cba0271b093/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-19 14:24:37,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:24:37,702 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-19 14:24:37,708 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:24:37,797 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-19 14:24:37,797 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:24:37,904 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-19 14:24:37,904 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:24:37,905 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1705167893] [2021-11-19 14:24:37,906 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1705167893] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 14:24:37,906 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:24:37,906 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-11-19 14:24:37,908 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [417078444] [2021-11-19 14:24:37,909 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 14:24:37,914 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-19 14:24:37,914 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:24:37,945 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-19 14:24:37,946 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-19 14:24:37,948 INFO L87 Difference]: Start difference. First operand has 67 states, 47 states have (on average 1.297872340425532) internal successors, (61), 50 states have internal predecessors, (61), 11 states have call successors, (11), 5 states have call predecessors, (11), 5 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) Second operand has 2 states, 2 states have (on average 11.5) internal successors, (23), 2 states have internal predecessors, (23), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2021-11-19 14:24:37,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:24:37,979 INFO L93 Difference]: Finished difference Result 130 states and 171 transitions. [2021-11-19 14:24:37,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-19 14:24:37,982 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 11.5) internal successors, (23), 2 states have internal predecessors, (23), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 27 [2021-11-19 14:24:37,982 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:24:37,993 INFO L225 Difference]: With dead ends: 130 [2021-11-19 14:24:37,993 INFO L226 Difference]: Without dead ends: 62 [2021-11-19 14:24:38,004 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-19 14:24:38,009 INFO L933 BasicCegarLoop]: 77 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 77 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-19 14:24:38,011 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 77 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-19 14:24:38,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2021-11-19 14:24:38,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 62. [2021-11-19 14:24:38,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 43 states have (on average 1.1627906976744187) internal successors, (50), 45 states have internal predecessors, (50), 11 states have call successors, (11), 5 states have call predecessors, (11), 5 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2021-11-19 14:24:38,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 72 transitions. [2021-11-19 14:24:38,071 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 72 transitions. Word has length 27 [2021-11-19 14:24:38,072 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:24:38,072 INFO L470 AbstractCegarLoop]: Abstraction has 62 states and 72 transitions. [2021-11-19 14:24:38,072 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 11.5) internal successors, (23), 2 states have internal predecessors, (23), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2021-11-19 14:24:38,073 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 72 transitions. [2021-11-19 14:24:38,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-19 14:24:38,075 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:24:38,075 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:24:38,092 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a6a738-ee19-42af-9d90-6cba0271b093/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-19 14:24:38,292 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a6a738-ee19-42af-9d90-6cba0271b093/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:24:38,293 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting mutex_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [mutex_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, mutex_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:24:38,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:24:38,293 INFO L85 PathProgramCache]: Analyzing trace with hash -387762175, now seen corresponding path program 1 times [2021-11-19 14:24:38,294 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:24:38,294 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1877709602] [2021-11-19 14:24:38,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:24:38,294 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:24:38,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a6a738-ee19-42af-9d90-6cba0271b093/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:24:38,297 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a6a738-ee19-42af-9d90-6cba0271b093/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:24:38,334 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a6a738-ee19-42af-9d90-6cba0271b093/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-19 14:24:38,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:24:38,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-19 14:24:38,418 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:24:39,109 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-19 14:24:39,110 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:24:39,637 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-19 14:24:39,638 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:24:39,638 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1877709602] [2021-11-19 14:24:39,638 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1877709602] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 14:24:39,638 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:24:39,638 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 5] imperfect sequences [] total 8 [2021-11-19 14:24:39,639 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [346841875] [2021-11-19 14:24:39,639 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 14:24:39,640 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-19 14:24:39,640 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:24:39,641 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-19 14:24:39,641 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-11-19 14:24:39,641 INFO L87 Difference]: Start difference. First operand 62 states and 72 transitions. Second operand has 8 states, 8 states have (on average 3.75) internal successors, (30), 8 states have internal predecessors, (30), 2 states have call successors, (8), 3 states have call predecessors, (8), 4 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6) [2021-11-19 14:24:40,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:24:40,624 INFO L93 Difference]: Finished difference Result 195 states and 243 transitions. [2021-11-19 14:24:40,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-19 14:24:40,634 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 3.75) internal successors, (30), 8 states have internal predecessors, (30), 2 states have call successors, (8), 3 states have call predecessors, (8), 4 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6) Word has length 27 [2021-11-19 14:24:40,635 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:24:40,638 INFO L225 Difference]: With dead ends: 195 [2021-11-19 14:24:40,638 INFO L226 Difference]: Without dead ends: 141 [2021-11-19 14:24:40,639 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2021-11-19 14:24:40,641 INFO L933 BasicCegarLoop]: 81 mSDtfsCounter, 103 mSDsluCounter, 206 mSDsCounter, 0 mSdLazyCounter, 198 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 111 SdHoareTripleChecker+Valid, 287 SdHoareTripleChecker+Invalid, 207 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 198 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2021-11-19 14:24:40,642 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [111 Valid, 287 Invalid, 207 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 198 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2021-11-19 14:24:40,643 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states. [2021-11-19 14:24:40,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 120. [2021-11-19 14:24:40,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 120 states, 85 states have (on average 1.2470588235294118) internal successors, (106), 90 states have internal predecessors, (106), 19 states have call successors, (19), 9 states have call predecessors, (19), 13 states have return successors, (31), 20 states have call predecessors, (31), 19 states have call successors, (31) [2021-11-19 14:24:40,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 156 transitions. [2021-11-19 14:24:40,666 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 156 transitions. Word has length 27 [2021-11-19 14:24:40,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:24:40,667 INFO L470 AbstractCegarLoop]: Abstraction has 120 states and 156 transitions. [2021-11-19 14:24:40,667 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 3.75) internal successors, (30), 8 states have internal predecessors, (30), 2 states have call successors, (8), 3 states have call predecessors, (8), 4 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6) [2021-11-19 14:24:40,667 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 156 transitions. [2021-11-19 14:24:40,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-19 14:24:40,668 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:24:40,668 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:24:40,683 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a6a738-ee19-42af-9d90-6cba0271b093/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-19 14:24:40,868 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a6a738-ee19-42af-9d90-6cba0271b093/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:24:40,869 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting mutex_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [mutex_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, mutex_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:24:40,869 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:24:40,869 INFO L85 PathProgramCache]: Analyzing trace with hash -438555830, now seen corresponding path program 1 times [2021-11-19 14:24:40,870 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:24:40,870 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [549619905] [2021-11-19 14:24:40,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:24:40,871 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:24:40,871 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a6a738-ee19-42af-9d90-6cba0271b093/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:24:40,871 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a6a738-ee19-42af-9d90-6cba0271b093/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:24:40,873 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a6a738-ee19-42af-9d90-6cba0271b093/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-19 14:24:40,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:24:40,957 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-19 14:24:40,959 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:24:41,012 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-19 14:24:41,012 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:24:41,080 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-19 14:24:41,080 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:24:41,081 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [549619905] [2021-11-19 14:24:41,081 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [549619905] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 14:24:41,081 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:24:41,081 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-11-19 14:24:41,081 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [659413685] [2021-11-19 14:24:41,082 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 14:24:41,082 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-19 14:24:41,082 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:24:41,083 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-19 14:24:41,083 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-19 14:24:41,083 INFO L87 Difference]: Start difference. First operand 120 states and 156 transitions. Second operand has 4 states, 4 states have (on average 4.0) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (4), 1 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2021-11-19 14:24:41,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:24:41,099 INFO L93 Difference]: Finished difference Result 127 states and 166 transitions. [2021-11-19 14:24:41,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-19 14:24:41,100 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.0) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (4), 1 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) Word has length 27 [2021-11-19 14:24:41,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:24:41,103 INFO L225 Difference]: With dead ends: 127 [2021-11-19 14:24:41,103 INFO L226 Difference]: Without dead ends: 125 [2021-11-19 14:24:41,103 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-19 14:24:41,105 INFO L933 BasicCegarLoop]: 73 mSDtfsCounter, 0 mSDsluCounter, 142 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 215 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-19 14:24:41,105 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 215 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-19 14:24:41,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2021-11-19 14:24:41,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 123. [2021-11-19 14:24:41,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123 states, 87 states have (on average 1.2183908045977012) internal successors, (106), 92 states have internal predecessors, (106), 19 states have call successors, (19), 9 states have call predecessors, (19), 14 states have return successors, (35), 21 states have call predecessors, (35), 19 states have call successors, (35) [2021-11-19 14:24:41,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 160 transitions. [2021-11-19 14:24:41,126 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 160 transitions. Word has length 27 [2021-11-19 14:24:41,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:24:41,126 INFO L470 AbstractCegarLoop]: Abstraction has 123 states and 160 transitions. [2021-11-19 14:24:41,127 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.0) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (4), 1 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2021-11-19 14:24:41,127 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 160 transitions. [2021-11-19 14:24:41,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-19 14:24:41,130 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:24:41,130 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:24:41,150 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a6a738-ee19-42af-9d90-6cba0271b093/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-19 14:24:41,344 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a6a738-ee19-42af-9d90-6cba0271b093/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:24:41,344 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting mutex_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [mutex_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, mutex_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:24:41,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:24:41,345 INFO L85 PathProgramCache]: Analyzing trace with hash -811626959, now seen corresponding path program 1 times [2021-11-19 14:24:41,346 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:24:41,346 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [639637559] [2021-11-19 14:24:41,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:24:41,346 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:24:41,346 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a6a738-ee19-42af-9d90-6cba0271b093/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:24:41,347 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a6a738-ee19-42af-9d90-6cba0271b093/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:24:41,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a6a738-ee19-42af-9d90-6cba0271b093/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-19 14:24:41,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:24:41,504 INFO L263 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-19 14:24:41,509 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:24:41,851 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2021-11-19 14:24:41,856 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2021-11-19 14:24:42,286 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-19 14:24:42,286 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:24:43,081 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2021-11-19 14:24:43,092 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2021-11-19 14:24:43,507 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 3 proven. 19 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-19 14:24:43,508 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:24:43,508 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [639637559] [2021-11-19 14:24:43,508 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [639637559] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-19 14:24:43,508 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-19 14:24:43,508 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [8] total 15 [2021-11-19 14:24:43,509 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1352572319] [2021-11-19 14:24:43,509 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:24:43,509 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-19 14:24:43,509 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:24:43,510 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-19 14:24:43,510 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=160, Unknown=0, NotChecked=0, Total=210 [2021-11-19 14:24:43,510 INFO L87 Difference]: Start difference. First operand 123 states and 160 transitions. Second operand has 9 states, 8 states have (on average 4.75) internal successors, (38), 8 states have internal predecessors, (38), 4 states have call successors, (10), 4 states have call predecessors, (10), 5 states have return successors, (9), 4 states have call predecessors, (9), 4 states have call successors, (9) [2021-11-19 14:24:45,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:24:45,465 INFO L93 Difference]: Finished difference Result 291 states and 374 transitions. [2021-11-19 14:24:45,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-11-19 14:24:45,466 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 4.75) internal successors, (38), 8 states have internal predecessors, (38), 4 states have call successors, (10), 4 states have call predecessors, (10), 5 states have return successors, (9), 4 states have call predecessors, (9), 4 states have call successors, (9) Word has length 67 [2021-11-19 14:24:45,466 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:24:45,469 INFO L225 Difference]: With dead ends: 291 [2021-11-19 14:24:45,469 INFO L226 Difference]: Without dead ends: 166 [2021-11-19 14:24:45,471 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 119 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=170, Invalid=480, Unknown=0, NotChecked=0, Total=650 [2021-11-19 14:24:45,472 INFO L933 BasicCegarLoop]: 87 mSDtfsCounter, 249 mSDsluCounter, 225 mSDsCounter, 0 mSdLazyCounter, 392 mSolverCounterSat, 79 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 258 SdHoareTripleChecker+Valid, 312 SdHoareTripleChecker+Invalid, 471 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 79 IncrementalHoareTripleChecker+Valid, 392 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2021-11-19 14:24:45,472 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [258 Valid, 312 Invalid, 471 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [79 Valid, 392 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2021-11-19 14:24:45,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2021-11-19 14:24:45,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 122. [2021-11-19 14:24:45,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 122 states, 86 states have (on average 1.186046511627907) internal successors, (102), 92 states have internal predecessors, (102), 19 states have call successors, (19), 10 states have call predecessors, (19), 14 states have return successors, (32), 19 states have call predecessors, (32), 19 states have call successors, (32) [2021-11-19 14:24:45,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 153 transitions. [2021-11-19 14:24:45,494 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 153 transitions. Word has length 67 [2021-11-19 14:24:45,495 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:24:45,495 INFO L470 AbstractCegarLoop]: Abstraction has 122 states and 153 transitions. [2021-11-19 14:24:45,495 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 4.75) internal successors, (38), 8 states have internal predecessors, (38), 4 states have call successors, (10), 4 states have call predecessors, (10), 5 states have return successors, (9), 4 states have call predecessors, (9), 4 states have call successors, (9) [2021-11-19 14:24:45,495 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 153 transitions. [2021-11-19 14:24:45,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-19 14:24:45,497 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:24:45,497 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:24:45,511 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a6a738-ee19-42af-9d90-6cba0271b093/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (5)] Ended with exit code 0 [2021-11-19 14:24:45,711 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a6a738-ee19-42af-9d90-6cba0271b093/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:24:45,711 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting mutex_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [mutex_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, mutex_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:24:45,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:24:45,712 INFO L85 PathProgramCache]: Analyzing trace with hash 1108503363, now seen corresponding path program 1 times [2021-11-19 14:24:45,712 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:24:45,712 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [443749437] [2021-11-19 14:24:45,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:24:45,713 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:24:45,713 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a6a738-ee19-42af-9d90-6cba0271b093/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:24:45,714 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a6a738-ee19-42af-9d90-6cba0271b093/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:24:45,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a6a738-ee19-42af-9d90-6cba0271b093/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-19 14:24:45,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:24:45,859 INFO L263 TraceCheckSpWp]: Trace formula consists of 232 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-19 14:24:45,862 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:24:46,012 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-19 14:24:46,012 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:24:46,190 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-11-19 14:24:46,190 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:24:46,190 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [443749437] [2021-11-19 14:24:46,190 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [443749437] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-19 14:24:46,190 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-19 14:24:46,190 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 4 [2021-11-19 14:24:46,191 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [743089780] [2021-11-19 14:24:46,191 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:24:46,191 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-19 14:24:46,191 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:24:46,192 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-19 14:24:46,192 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-19 14:24:46,192 INFO L87 Difference]: Start difference. First operand 122 states and 153 transitions. Second operand has 4 states, 4 states have (on average 8.0) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (10), 2 states have call predecessors, (10), 3 states have return successors, (9), 3 states have call predecessors, (9), 2 states have call successors, (9) [2021-11-19 14:24:46,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:24:46,210 INFO L93 Difference]: Finished difference Result 196 states and 237 transitions. [2021-11-19 14:24:46,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-19 14:24:46,211 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (10), 2 states have call predecessors, (10), 3 states have return successors, (9), 3 states have call predecessors, (9), 2 states have call successors, (9) Word has length 67 [2021-11-19 14:24:46,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:24:46,212 INFO L225 Difference]: With dead ends: 196 [2021-11-19 14:24:46,212 INFO L226 Difference]: Without dead ends: 109 [2021-11-19 14:24:46,213 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-19 14:24:46,214 INFO L933 BasicCegarLoop]: 72 mSDtfsCounter, 0 mSDsluCounter, 140 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 212 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-19 14:24:46,214 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 212 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-19 14:24:46,215 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2021-11-19 14:24:46,228 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 103. [2021-11-19 14:24:46,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 103 states, 73 states have (on average 1.1369863013698631) internal successors, (83), 77 states have internal predecessors, (83), 15 states have call successors, (15), 9 states have call predecessors, (15), 12 states have return successors, (23), 16 states have call predecessors, (23), 15 states have call successors, (23) [2021-11-19 14:24:46,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 121 transitions. [2021-11-19 14:24:46,230 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 121 transitions. Word has length 67 [2021-11-19 14:24:46,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:24:46,231 INFO L470 AbstractCegarLoop]: Abstraction has 103 states and 121 transitions. [2021-11-19 14:24:46,231 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (10), 2 states have call predecessors, (10), 3 states have return successors, (9), 3 states have call predecessors, (9), 2 states have call successors, (9) [2021-11-19 14:24:46,231 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 121 transitions. [2021-11-19 14:24:46,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-19 14:24:46,232 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:24:46,232 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:24:46,251 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a6a738-ee19-42af-9d90-6cba0271b093/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-11-19 14:24:46,451 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a6a738-ee19-42af-9d90-6cba0271b093/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:24:46,451 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting mutex_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [mutex_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, mutex_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:24:46,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:24:46,452 INFO L85 PathProgramCache]: Analyzing trace with hash -1210243856, now seen corresponding path program 1 times [2021-11-19 14:24:46,452 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:24:46,453 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1795323418] [2021-11-19 14:24:46,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:24:46,453 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:24:46,453 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a6a738-ee19-42af-9d90-6cba0271b093/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:24:46,454 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a6a738-ee19-42af-9d90-6cba0271b093/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:24:46,458 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a6a738-ee19-42af-9d90-6cba0271b093/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-11-19 14:24:46,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:24:46,641 INFO L263 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 77 conjunts are in the unsatisfiable core [2021-11-19 14:24:46,646 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:24:46,698 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-19 14:24:47,009 INFO L354 Elim1Store]: treesize reduction 15, result has 46.4 percent of original size [2021-11-19 14:24:47,009 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 30 treesize of output 37 [2021-11-19 14:24:47,209 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2021-11-19 14:24:51,872 INFO L354 Elim1Store]: treesize reduction 166, result has 26.9 percent of original size [2021-11-19 14:24:51,872 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 155 treesize of output 145 [2021-11-19 14:24:58,670 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-19 14:24:58,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:24:58,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:24:58,898 INFO L354 Elim1Store]: treesize reduction 590, result has 8.8 percent of original size [2021-11-19 14:24:58,898 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 624 treesize of output 317 [2021-11-19 14:24:58,959 INFO L354 Elim1Store]: treesize reduction 28, result has 50.9 percent of original size [2021-11-19 14:24:58,959 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 473 treesize of output 479 [2021-11-19 14:24:59,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:24:59,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:24:59,212 INFO L354 Elim1Store]: treesize reduction 126, result has 0.8 percent of original size [2021-11-19 14:24:59,213 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 148 treesize of output 47 [2021-11-19 14:24:59,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:24:59,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:24:59,491 INFO L354 Elim1Store]: treesize reduction 42, result has 2.3 percent of original size [2021-11-19 14:24:59,492 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 228 treesize of output 144 [2021-11-19 14:25:17,445 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-19 14:25:17,446 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:25:40,153 WARN L860 $PredicateComparison]: unable to prove that (exists ((v___ldv_list_add_~next.offset_7 (_ BitVec 32)) (|v_mutex_lock_ldv_list_add_~new#1.base_8| (_ BitVec 32))) (and (= (_ bv0 1) (bvneg (bvneg (bvneg (bvneg (select |c_old(#valid)| |v_mutex_lock_ldv_list_add_~new#1.base_8|)))))) (= (select (select |c_#memory_$Pointer$.base| (select (select |c_#memory_$Pointer$.base| |c_~#mutexes~0.base|) |c_~#mutexes~0.offset|)) (bvadd (_ bv4294967292 32) (select (select |c_#memory_$Pointer$.offset| |c_~#mutexes~0.base|) |c_~#mutexes~0.offset|))) (select (select (let ((.cse0 (let ((.cse3 (store |c_old(#memory_$Pointer$.base)| |v_mutex_lock_ldv_list_add_~new#1.base_8| (store (select |c_old(#memory_$Pointer$.base)| |v_mutex_lock_ldv_list_add_~new#1.base_8|) (_ bv0 32) |c_mutex_lock_#in~m#1.base|)))) (let ((.cse2 (select (select .cse3 |c_~#mutexes~0.base|) |c_~#mutexes~0.offset|))) (let ((.cse1 (store .cse3 .cse2 (store (select .cse3 .cse2) (bvadd (_ bv4 32) v___ldv_list_add_~next.offset_7) |v_mutex_lock_ldv_list_add_~new#1.base_8|)))) (store .cse1 |v_mutex_lock_ldv_list_add_~new#1.base_8| (store (store (select .cse1 |v_mutex_lock_ldv_list_add_~new#1.base_8|) (_ bv4 32) .cse2) (_ bv8 32) |c_~#mutexes~0.base|))))))) (store .cse0 |c_~#mutexes~0.base| (store (select .cse0 |c_~#mutexes~0.base|) |c_~#mutexes~0.offset| |v_mutex_lock_ldv_list_add_~new#1.base_8|))) |v_mutex_lock_ldv_list_add_~new#1.base_8|) (_ bv0 32))))) is different from true [2021-11-19 14:25:45,138 WARN L838 $PredicateComparison]: unable to prove that (forall ((|v_#memory_$Pointer$.offset_69| (Array (_ BitVec 32) (Array (_ BitVec 32) (_ BitVec 32)))) (v___ldv_list_add_~next.offset_10 (_ BitVec 32))) (exists ((v___ldv_list_add_~next.offset_7 (_ BitVec 32)) (|v_mutex_lock_ldv_list_add_~new#1.base_8| (_ BitVec 32))) (and (= (_ bv0 1) (bvneg (bvneg (bvneg (bvneg (select |c_old(#valid)| |v_mutex_lock_ldv_list_add_~new#1.base_8|)))))) (= (select (select (let ((.cse0 (let ((.cse3 (store |c_old(#memory_$Pointer$.base)| |v_mutex_lock_ldv_list_add_~new#1.base_8| (store (select |c_old(#memory_$Pointer$.base)| |v_mutex_lock_ldv_list_add_~new#1.base_8|) (_ bv0 32) |c_mutex_lock_#in~m#1.base|)))) (let ((.cse2 (select (select .cse3 |c_~#mutexes~0.base|) |c_~#mutexes~0.offset|))) (let ((.cse1 (store .cse3 .cse2 (store (select .cse3 .cse2) (bvadd (_ bv4 32) v___ldv_list_add_~next.offset_7) |v_mutex_lock_ldv_list_add_~new#1.base_8|)))) (store .cse1 |v_mutex_lock_ldv_list_add_~new#1.base_8| (store (store (select .cse1 |v_mutex_lock_ldv_list_add_~new#1.base_8|) (_ bv4 32) .cse2) (_ bv8 32) |c_~#mutexes~0.base|))))))) (store .cse0 |c_~#mutexes~0.base| (store (select .cse0 |c_~#mutexes~0.base|) |c_~#mutexes~0.offset| |v_mutex_lock_ldv_list_add_~new#1.base_8|))) |v_mutex_lock_ldv_list_add_~new#1.base_8|) (_ bv0 32)) (let ((.cse7 (bvadd (_ bv4 32) |c_mutex_lock_ldv_list_add_~new#1.offset|)) (.cse8 (bvadd (_ bv4 32) v___ldv_list_add_~next.offset_10))) (select (let ((.cse4 (let ((.cse5 (let ((.cse6 (store |c_#memory_$Pointer$.base| |c_mutex_lock_ldv_list_add_#t~mem6#1.base| (store (select |c_#memory_$Pointer$.base| |c_mutex_lock_ldv_list_add_#t~mem6#1.base|) .cse8 |c_mutex_lock_ldv_list_add_~new#1.base|)))) (store .cse6 |c_mutex_lock_ldv_list_add_~new#1.base| (store (store (select .cse6 |c_mutex_lock_ldv_list_add_~new#1.base|) |c_mutex_lock_ldv_list_add_~new#1.offset| |c_mutex_lock_ldv_list_add_#t~mem6#1.base|) .cse7 |c_mutex_lock_ldv_list_add_~head#1.base|))))) (store .cse5 |c_mutex_lock_ldv_list_add_~head#1.base| (store (select .cse5 |c_mutex_lock_ldv_list_add_~head#1.base|) |c_mutex_lock_ldv_list_add_~head#1.offset| |c_mutex_lock_ldv_list_add_~new#1.base|))))) (select .cse4 (select (select .cse4 |c_~#mutexes~0.base|) |c_~#mutexes~0.offset|))) (bvadd (_ bv4294967292 32) (select (select (let ((.cse9 (let ((.cse10 (store |v_#memory_$Pointer$.offset_69| |c_mutex_lock_ldv_list_add_#t~mem6#1.base| (store (select |v_#memory_$Pointer$.offset_69| |c_mutex_lock_ldv_list_add_#t~mem6#1.base|) .cse8 |c_mutex_lock_ldv_list_add_~new#1.offset|)))) (store .cse10 |c_mutex_lock_ldv_list_add_~new#1.base| (store (store (select .cse10 |c_mutex_lock_ldv_list_add_~new#1.base|) |c_mutex_lock_ldv_list_add_~new#1.offset| v___ldv_list_add_~next.offset_10) .cse7 |c_mutex_lock_ldv_list_add_~head#1.offset|))))) (store .cse9 |c_mutex_lock_ldv_list_add_~head#1.base| (store (select .cse9 |c_mutex_lock_ldv_list_add_~head#1.base|) |c_mutex_lock_ldv_list_add_~head#1.offset| |c_mutex_lock_ldv_list_add_~new#1.offset|))) |c_~#mutexes~0.base|) |c_~#mutexes~0.offset|)))))))) is different from false [2021-11-19 14:25:47,148 WARN L860 $PredicateComparison]: unable to prove that (forall ((|v_#memory_$Pointer$.offset_69| (Array (_ BitVec 32) (Array (_ BitVec 32) (_ BitVec 32)))) (v___ldv_list_add_~next.offset_10 (_ BitVec 32))) (exists ((v___ldv_list_add_~next.offset_7 (_ BitVec 32)) (|v_mutex_lock_ldv_list_add_~new#1.base_8| (_ BitVec 32))) (and (= (_ bv0 1) (bvneg (bvneg (bvneg (bvneg (select |c_old(#valid)| |v_mutex_lock_ldv_list_add_~new#1.base_8|)))))) (= (select (select (let ((.cse0 (let ((.cse3 (store |c_old(#memory_$Pointer$.base)| |v_mutex_lock_ldv_list_add_~new#1.base_8| (store (select |c_old(#memory_$Pointer$.base)| |v_mutex_lock_ldv_list_add_~new#1.base_8|) (_ bv0 32) |c_mutex_lock_#in~m#1.base|)))) (let ((.cse2 (select (select .cse3 |c_~#mutexes~0.base|) |c_~#mutexes~0.offset|))) (let ((.cse1 (store .cse3 .cse2 (store (select .cse3 .cse2) (bvadd (_ bv4 32) v___ldv_list_add_~next.offset_7) |v_mutex_lock_ldv_list_add_~new#1.base_8|)))) (store .cse1 |v_mutex_lock_ldv_list_add_~new#1.base_8| (store (store (select .cse1 |v_mutex_lock_ldv_list_add_~new#1.base_8|) (_ bv4 32) .cse2) (_ bv8 32) |c_~#mutexes~0.base|))))))) (store .cse0 |c_~#mutexes~0.base| (store (select .cse0 |c_~#mutexes~0.base|) |c_~#mutexes~0.offset| |v_mutex_lock_ldv_list_add_~new#1.base_8|))) |v_mutex_lock_ldv_list_add_~new#1.base_8|) (_ bv0 32)) (let ((.cse7 (bvadd (_ bv4 32) |c_mutex_lock_ldv_list_add_~new#1.offset|)) (.cse8 (bvadd (_ bv4 32) v___ldv_list_add_~next.offset_10))) (select (let ((.cse4 (let ((.cse5 (let ((.cse6 (store |c_#memory_$Pointer$.base| |c_mutex_lock_ldv_list_add_#t~mem6#1.base| (store (select |c_#memory_$Pointer$.base| |c_mutex_lock_ldv_list_add_#t~mem6#1.base|) .cse8 |c_mutex_lock_ldv_list_add_~new#1.base|)))) (store .cse6 |c_mutex_lock_ldv_list_add_~new#1.base| (store (store (select .cse6 |c_mutex_lock_ldv_list_add_~new#1.base|) |c_mutex_lock_ldv_list_add_~new#1.offset| |c_mutex_lock_ldv_list_add_#t~mem6#1.base|) .cse7 |c_mutex_lock_ldv_list_add_~head#1.base|))))) (store .cse5 |c_mutex_lock_ldv_list_add_~head#1.base| (store (select .cse5 |c_mutex_lock_ldv_list_add_~head#1.base|) |c_mutex_lock_ldv_list_add_~head#1.offset| |c_mutex_lock_ldv_list_add_~new#1.base|))))) (select .cse4 (select (select .cse4 |c_~#mutexes~0.base|) |c_~#mutexes~0.offset|))) (bvadd (_ bv4294967292 32) (select (select (let ((.cse9 (let ((.cse10 (store |v_#memory_$Pointer$.offset_69| |c_mutex_lock_ldv_list_add_#t~mem6#1.base| (store (select |v_#memory_$Pointer$.offset_69| |c_mutex_lock_ldv_list_add_#t~mem6#1.base|) .cse8 |c_mutex_lock_ldv_list_add_~new#1.offset|)))) (store .cse10 |c_mutex_lock_ldv_list_add_~new#1.base| (store (store (select .cse10 |c_mutex_lock_ldv_list_add_~new#1.base|) |c_mutex_lock_ldv_list_add_~new#1.offset| v___ldv_list_add_~next.offset_10) .cse7 |c_mutex_lock_ldv_list_add_~head#1.offset|))))) (store .cse9 |c_mutex_lock_ldv_list_add_~head#1.base| (store (select .cse9 |c_mutex_lock_ldv_list_add_~head#1.base|) |c_mutex_lock_ldv_list_add_~head#1.offset| |c_mutex_lock_ldv_list_add_~new#1.offset|))) |c_~#mutexes~0.base|) |c_~#mutexes~0.offset|)))))))) is different from true [2021-11-19 14:25:48,242 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 1326 treesize of output 1302 [2021-11-19 14:25:48,440 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:25:48,440 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 1302 treesize of output 1306 [2021-11-19 14:25:53,896 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 58105 treesize of output 58025 [2021-11-19 14:25:53,968 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:25:53,968 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1795323418] [2021-11-19 14:25:53,968 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: BigInteger out of long range [2021-11-19 14:25:53,969 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1890063487] [2021-11-19 14:25:53,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:25:53,969 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-19 14:25:53,969 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a6a738-ee19-42af-9d90-6cba0271b093/bin/utaipan-UbGMyvGFUs/cvc4 [2021-11-19 14:25:53,970 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a6a738-ee19-42af-9d90-6cba0271b093/bin/utaipan-UbGMyvGFUs/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-19 14:25:53,971 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a6a738-ee19-42af-9d90-6cba0271b093/bin/utaipan-UbGMyvGFUs/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2021-11-19 14:25:54,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:25:54,226 INFO L263 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 75 conjunts are in the unsatisfiable core [2021-11-19 14:25:54,231 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:25:54,666 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-19 14:25:57,395 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-11-19 14:25:57,396 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 22 treesize of output 22 [2021-11-19 14:25:58,266 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2021-11-19 14:26:06,938 INFO L354 Elim1Store]: treesize reduction 166, result has 26.9 percent of original size [2021-11-19 14:26:06,939 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 155 treesize of output 145 [2021-11-19 14:26:25,496 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-19 14:26:25,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:26:25,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:26:25,979 INFO L354 Elim1Store]: treesize reduction 578, result has 10.7 percent of original size [2021-11-19 14:26:25,979 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 589 treesize of output 294 [2021-11-19 14:26:26,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:26:26,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:26:26,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:26:26,261 INFO L354 Elim1Store]: treesize reduction 98, result has 22.8 percent of original size [2021-11-19 14:26:26,261 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 302 treesize of output 206 [2021-11-19 14:26:26,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:26:26,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:26:26,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 14:26:26,625 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 284 treesize of output 174 [2021-11-19 14:26:46,685 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 2 proven. 24 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-19 14:26:46,685 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:27:19,492 WARN L838 $PredicateComparison]: unable to prove that (forall ((|v_#memory_$Pointer$.offset_91| (Array (_ BitVec 32) (Array (_ BitVec 32) (_ BitVec 32)))) (v___ldv_list_add_~next.offset_19 (_ BitVec 32))) (exists ((v___ldv_list_add_~next.offset_16 (_ BitVec 32)) (|v_mutex_lock_ldv_list_add_~new#1.base_13| (_ BitVec 32))) (and (bvult |v_mutex_lock_ldv_list_add_~new#1.base_13| |c_#StackHeapBarrier|) (= (select (select (let ((.cse0 (let ((.cse3 (store |c_old(#memory_$Pointer$.base)| |v_mutex_lock_ldv_list_add_~new#1.base_13| (store (select |c_old(#memory_$Pointer$.base)| |v_mutex_lock_ldv_list_add_~new#1.base_13|) (_ bv0 32) |c_mutex_lock_#in~m#1.base|)))) (let ((.cse2 (select (select .cse3 |c_~#mutexes~0.base|) |c_~#mutexes~0.offset|))) (let ((.cse1 (store .cse3 .cse2 (store (select .cse3 .cse2) (bvadd (_ bv4 32) v___ldv_list_add_~next.offset_16) |v_mutex_lock_ldv_list_add_~new#1.base_13|)))) (store .cse1 |v_mutex_lock_ldv_list_add_~new#1.base_13| (store (store (select .cse1 |v_mutex_lock_ldv_list_add_~new#1.base_13|) (_ bv4 32) .cse2) (_ bv8 32) |c_~#mutexes~0.base|))))))) (store .cse0 |c_~#mutexes~0.base| (store (select .cse0 |c_~#mutexes~0.base|) |c_~#mutexes~0.offset| |v_mutex_lock_ldv_list_add_~new#1.base_13|))) |v_mutex_lock_ldv_list_add_~new#1.base_13|) (_ bv0 32)) (let ((.cse7 (bvadd (_ bv4 32) |c_mutex_lock_ldv_list_add_~new#1.offset|)) (.cse8 (bvadd (_ bv4 32) v___ldv_list_add_~next.offset_19))) (select (let ((.cse4 (let ((.cse5 (let ((.cse6 (store |c_#memory_$Pointer$.base| |c_mutex_lock_ldv_list_add_#t~mem6#1.base| (store (select |c_#memory_$Pointer$.base| |c_mutex_lock_ldv_list_add_#t~mem6#1.base|) .cse8 |c_mutex_lock_ldv_list_add_~new#1.base|)))) (store .cse6 |c_mutex_lock_ldv_list_add_~new#1.base| (store (store (select .cse6 |c_mutex_lock_ldv_list_add_~new#1.base|) |c_mutex_lock_ldv_list_add_~new#1.offset| |c_mutex_lock_ldv_list_add_#t~mem6#1.base|) .cse7 |c_mutex_lock_ldv_list_add_~head#1.base|))))) (store .cse5 |c_mutex_lock_ldv_list_add_~head#1.base| (store (select .cse5 |c_mutex_lock_ldv_list_add_~head#1.base|) |c_mutex_lock_ldv_list_add_~head#1.offset| |c_mutex_lock_ldv_list_add_~new#1.base|))))) (select .cse4 (select (select .cse4 |c_~#mutexes~0.base|) |c_~#mutexes~0.offset|))) (bvadd (_ bv4294967292 32) (select (select (let ((.cse9 (let ((.cse10 (store |v_#memory_$Pointer$.offset_91| |c_mutex_lock_ldv_list_add_#t~mem6#1.base| (store (select |v_#memory_$Pointer$.offset_91| |c_mutex_lock_ldv_list_add_#t~mem6#1.base|) .cse8 |c_mutex_lock_ldv_list_add_~new#1.offset|)))) (store .cse10 |c_mutex_lock_ldv_list_add_~new#1.base| (store (store (select .cse10 |c_mutex_lock_ldv_list_add_~new#1.base|) |c_mutex_lock_ldv_list_add_~new#1.offset| v___ldv_list_add_~next.offset_19) .cse7 |c_mutex_lock_ldv_list_add_~head#1.offset|))))) (store .cse9 |c_mutex_lock_ldv_list_add_~head#1.base| (store (select .cse9 |c_mutex_lock_ldv_list_add_~head#1.base|) |c_mutex_lock_ldv_list_add_~head#1.offset| |c_mutex_lock_ldv_list_add_~new#1.offset|))) |c_~#mutexes~0.base|) |c_~#mutexes~0.offset|)))))))) is different from false [2021-11-19 14:27:20,978 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 1365 treesize of output 1333 [2021-11-19 14:27:35,991 WARN L860 $PredicateComparison]: unable to prove that (forall ((v_arrayElimCell_38 (_ BitVec 32)) (|v_mutex_lock_#in~m#1.base_BEFORE_CALL_10| (_ BitVec 32))) (or (exists ((|v_#memory_$Pointer$.offset_91| (Array (_ BitVec 32) (Array (_ BitVec 32) (_ BitVec 32)))) (v___ldv_list_add_~next.offset_19 (_ BitVec 32))) (forall ((|v_mutex_lock_ldv_list_add_~new#1.base_13| (_ BitVec 32))) (or (let ((.cse0 (let ((.cse7 (bvadd |c___ldv_list_add_#in~new.offset| (_ bv4 32))) (.cse8 (bvadd (_ bv4 32) v___ldv_list_add_~next.offset_19))) (select (let ((.cse4 (let ((.cse5 (let ((.cse6 (store |c_old(#memory_$Pointer$.base)| |c___ldv_list_add_#in~next.base| (store (select |c_old(#memory_$Pointer$.base)| |c___ldv_list_add_#in~next.base|) .cse8 |c___ldv_list_add_#in~new.base|)))) (store .cse6 |c___ldv_list_add_#in~new.base| (store (store (select .cse6 |c___ldv_list_add_#in~new.base|) |c___ldv_list_add_#in~new.offset| |c___ldv_list_add_#in~next.base|) .cse7 |c___ldv_list_add_#in~prev.base|))))) (store .cse5 |c___ldv_list_add_#in~prev.base| (store (select .cse5 |c___ldv_list_add_#in~prev.base|) |c___ldv_list_add_#in~prev.offset| |c___ldv_list_add_#in~new.base|))))) (select .cse4 (select (select .cse4 |c_~#mutexes~0.base|) |c_~#mutexes~0.offset|))) (bvadd (_ bv4294967292 32) (select (select (let ((.cse9 (let ((.cse10 (store |v_#memory_$Pointer$.offset_91| |c___ldv_list_add_#in~next.base| (store (select |v_#memory_$Pointer$.offset_91| |c___ldv_list_add_#in~next.base|) .cse8 |c___ldv_list_add_#in~new.offset|)))) (store .cse10 |c___ldv_list_add_#in~new.base| (store (store (select .cse10 |c___ldv_list_add_#in~new.base|) |c___ldv_list_add_#in~new.offset| v___ldv_list_add_~next.offset_19) .cse7 |c___ldv_list_add_#in~prev.offset|))))) (store .cse9 |c___ldv_list_add_#in~prev.base| (store (select .cse9 |c___ldv_list_add_#in~prev.base|) |c___ldv_list_add_#in~prev.offset| |c___ldv_list_add_#in~new.offset|))) |c_~#mutexes~0.base|) |c_~#mutexes~0.offset|)))))) (let ((.cse2 (= |c_~#mutexes~0.offset| (_ bv0 32))) (.cse3 (= |v_mutex_lock_ldv_list_add_~new#1.base_13| |c_~#mutexes~0.base|)) (.cse1 (not (= .cse0 |v_mutex_lock_ldv_list_add_~new#1.base_13|)))) (and (or (and (not (= |v_mutex_lock_#in~m#1.base_BEFORE_CALL_10| .cse0)) (or (not (= v_arrayElimCell_38 |v_mutex_lock_ldv_list_add_~new#1.base_13|)) .cse1)) (and .cse2 .cse3)) (or (not .cse2) (not .cse3) .cse1)))) (not (bvult |v_mutex_lock_ldv_list_add_~new#1.base_13| |c_#StackHeapBarrier|))))) (exists ((v_prenex_4 (_ BitVec 32))) (and (bvult v_prenex_4 |c_#StackHeapBarrier|) (let ((.cse14 (select (select |c_#memory_$Pointer$.base| (select (select |c_#memory_$Pointer$.base| |c_~#mutexes~0.base|) |c_~#mutexes~0.offset|)) (bvadd (_ bv4294967292 32) (select (select |c_#memory_$Pointer$.offset| |c_~#mutexes~0.base|) |c_~#mutexes~0.offset|))))) (let ((.cse11 (= |c_~#mutexes~0.offset| (_ bv0 32))) (.cse13 (= .cse14 v_prenex_4)) (.cse12 (= v_prenex_4 |c_~#mutexes~0.base|))) (or (and (or (not .cse11) (not .cse12)) (or (and (= v_arrayElimCell_38 v_prenex_4) .cse13) (= .cse14 |v_mutex_lock_#in~m#1.base_BEFORE_CALL_10|))) (and .cse11 .cse13 .cse12)))))))) is different from true [2021-11-19 14:27:46,882 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 557965 treesize of output 557197 [2021-11-19 14:29:05,950 WARN L860 $PredicateComparison]: unable to prove that (forall ((v_arrayElimCell_38 (_ BitVec 32)) (|v_mutex_lock_#in~m#1.base_BEFORE_CALL_10| (_ BitVec 32)) (v___ldv_list_add_~next.offset_20 (_ BitVec 32)) (v_arrayElimCell_39 (_ BitVec 32))) (or (exists ((|v_#memory_$Pointer$.offset_91| (Array (_ BitVec 32) (Array (_ BitVec 32) (_ BitVec 32)))) (v___ldv_list_add_~next.offset_19 (_ BitVec 32))) (forall ((|v_mutex_lock_ldv_list_add_~new#1.base_13| (_ BitVec 32))) (or (let ((.cse0 (let ((.cse7 (bvadd |c___ldv_list_add_#in~new.offset| (_ bv4 32))) (.cse8 (bvadd (_ bv4 32) v___ldv_list_add_~next.offset_19))) (select (let ((.cse4 (let ((.cse5 (let ((.cse6 (store |c_old(#memory_$Pointer$.base)| |c___ldv_list_add_#in~next.base| (store (select |c_old(#memory_$Pointer$.base)| |c___ldv_list_add_#in~next.base|) .cse8 |c___ldv_list_add_#in~new.base|)))) (store .cse6 |c___ldv_list_add_#in~new.base| (store (store (select .cse6 |c___ldv_list_add_#in~new.base|) |c___ldv_list_add_#in~new.offset| |c___ldv_list_add_#in~next.base|) .cse7 |c___ldv_list_add_#in~prev.base|))))) (store .cse5 |c___ldv_list_add_#in~prev.base| (store (select .cse5 |c___ldv_list_add_#in~prev.base|) |c___ldv_list_add_#in~prev.offset| |c___ldv_list_add_#in~new.base|))))) (select .cse4 (select (select .cse4 |c_~#mutexes~0.base|) |c_~#mutexes~0.offset|))) (bvadd (_ bv4294967292 32) (select (select (let ((.cse9 (let ((.cse10 (store |v_#memory_$Pointer$.offset_91| |c___ldv_list_add_#in~next.base| (store (select |v_#memory_$Pointer$.offset_91| |c___ldv_list_add_#in~next.base|) .cse8 |c___ldv_list_add_#in~new.offset|)))) (store .cse10 |c___ldv_list_add_#in~new.base| (store (store (select .cse10 |c___ldv_list_add_#in~new.base|) |c___ldv_list_add_#in~new.offset| v___ldv_list_add_~next.offset_19) .cse7 |c___ldv_list_add_#in~prev.offset|))))) (store .cse9 |c___ldv_list_add_#in~prev.base| (store (select .cse9 |c___ldv_list_add_#in~prev.base|) |c___ldv_list_add_#in~prev.offset| |c___ldv_list_add_#in~new.offset|))) |c_~#mutexes~0.base|) |c_~#mutexes~0.offset|)))))) (let ((.cse2 (= |c_~#mutexes~0.offset| (_ bv0 32))) (.cse3 (= |v_mutex_lock_ldv_list_add_~new#1.base_13| |c_~#mutexes~0.base|)) (.cse1 (not (= .cse0 |v_mutex_lock_ldv_list_add_~new#1.base_13|)))) (and (or (and (not (= |v_mutex_lock_#in~m#1.base_BEFORE_CALL_10| .cse0)) (or (not (= v_arrayElimCell_38 |v_mutex_lock_ldv_list_add_~new#1.base_13|)) .cse1)) (and .cse2 .cse3)) (or (not .cse2) (not .cse3) .cse1)))) (not (bvult |v_mutex_lock_ldv_list_add_~new#1.base_13| |c_#StackHeapBarrier|))))) (exists ((v_prenex_4 (_ BitVec 32))) (and (bvult v_prenex_4 |c_#StackHeapBarrier|) (let ((.cse11 (= |c___ldv_list_add_#in~new.base| |c_~#mutexes~0.base|)) (.cse35 (bvadd |c___ldv_list_add_#in~new.offset| (_ bv4 32))) (.cse39 (bvadd (_ bv4 32) v___ldv_list_add_~next.offset_20))) (let ((.cse27 (= |c_~#mutexes~0.offset| |c___ldv_list_add_#in~prev.offset|)) (.cse26 (= |c___ldv_list_add_#in~prev.base| |c_~#mutexes~0.base|)) (.cse20 (= |c___ldv_list_add_#in~next.base| |c_~#mutexes~0.base|)) (.cse19 (= |c_~#mutexes~0.offset| .cse39)) (.cse33 (let ((.cse36 (let ((.cse37 (let ((.cse38 (store |c_#memory_$Pointer$.base| |c___ldv_list_add_#in~next.base| (store (select |c_#memory_$Pointer$.base| |c___ldv_list_add_#in~next.base|) .cse39 |c___ldv_list_add_#in~new.base|)))) (store .cse38 |c___ldv_list_add_#in~new.base| (store (store (select .cse38 |c___ldv_list_add_#in~new.base|) |c___ldv_list_add_#in~new.offset| |c___ldv_list_add_#in~next.base|) .cse35 |c___ldv_list_add_#in~prev.base|))))) (store .cse37 |c___ldv_list_add_#in~prev.base| (store (select .cse37 |c___ldv_list_add_#in~prev.base|) |c___ldv_list_add_#in~prev.offset| |c___ldv_list_add_#in~new.base|))))) (select .cse36 (select (select .cse36 |c_~#mutexes~0.base|) |c_~#mutexes~0.offset|)))) (.cse24 (= |c___ldv_list_add_#in~new.offset| |c_~#mutexes~0.offset|)) (.cse34 (not .cse11)) (.cse15 (= |c_~#mutexes~0.offset| .cse35))) (let ((.cse17 (or .cse34 (not .cse15))) (.cse18 (or .cse34 (not .cse24))) (.cse23 (select .cse33 (bvadd (_ bv4294967292 32) v_arrayElimCell_39))) (.cse22 (or (not .cse20) (not .cse19))) (.cse25 (select .cse33 (bvadd (_ bv4294967292 32) v___ldv_list_add_~next.offset_20))) (.cse12 (or (not .cse27) (not .cse26))) (.cse13 (select .cse33 (bvadd (_ bv4294967292 32) |c___ldv_list_add_#in~prev.offset|))) (.cse28 (select .cse33 (bvadd |c___ldv_list_add_#in~new.offset| (_ bv4294967292 32))))) (let ((.cse29 (= |c_~#mutexes~0.offset| (_ bv0 32))) (.cse16 (let ((.cse31 (= v_prenex_4 .cse28))) (let ((.cse32 (and .cse31 .cse26 .cse27))) (or (and .cse17 (or (and .cse12 (or (and .cse18 (or (and .cse31 .cse19 .cse20) (and (= .cse23 v_prenex_4) .cse22))) (and (= v_prenex_4 .cse25) .cse24 .cse11))) .cse32)) (and .cse11 .cse15 (or (and .cse12 (= v_prenex_4 .cse13)) .cse32)))))) (.cse30 (= v_prenex_4 |c_~#mutexes~0.base|))) (or (and (let ((.cse21 (= |v_mutex_lock_#in~m#1.base_BEFORE_CALL_10| .cse28))) (let ((.cse14 (and .cse26 .cse27 .cse21))) (or (and .cse11 (or (and .cse12 (= |v_mutex_lock_#in~m#1.base_BEFORE_CALL_10| .cse13)) .cse14) .cse15) (and (= v_arrayElimCell_38 v_prenex_4) .cse16) (and .cse17 (or (and .cse12 (or (and .cse18 (or (and .cse19 .cse20 .cse21) (and .cse22 (= |v_mutex_lock_#in~m#1.base_BEFORE_CALL_10| .cse23)))) (and .cse24 .cse11 (= |v_mutex_lock_#in~m#1.base_BEFORE_CALL_10| .cse25)))) .cse14))))) (or (not .cse29) (not .cse30))) (and .cse29 .cse16 .cse30)))))))))) is different from true [2021-11-19 14:29:09,535 WARN L838 $PredicateComparison]: unable to prove that (forall ((|v_#memory_$Pointer$.offset_91| (Array (_ BitVec 32) (Array (_ BitVec 32) (_ BitVec 32)))) (v___ldv_list_add_~next.offset_19 (_ BitVec 32))) (exists ((v___ldv_list_add_~next.offset_16 (_ BitVec 32)) (|v_mutex_lock_ldv_list_add_~new#1.base_13| (_ BitVec 32))) (and (bvult |v_mutex_lock_ldv_list_add_~new#1.base_13| |c_#StackHeapBarrier|) (= (let ((.cse6 (store |c_#memory_$Pointer$.base| |c_mutex_lock_ldv_set_add_#t~ret18#1.base| (store (select |c_#memory_$Pointer$.base| |c_mutex_lock_ldv_set_add_#t~ret18#1.base|) |c_mutex_lock_ldv_set_add_#t~ret18#1.offset| |c_mutex_lock_ldv_set_add_~new#1.base|)))) (let ((.cse5 (bvadd (_ bv8 32) |c_mutex_lock_ldv_set_add_#t~ret18#1.offset|)) (.cse4 (select (select .cse6 |c_mutex_lock_ldv_set_add_~s#1.base|) |c_mutex_lock_ldv_set_add_~s#1.offset|)) (.cse7 (bvadd (_ bv4 32) v___ldv_list_add_~next.offset_19)) (.cse3 (bvadd (_ bv4 32) |c_mutex_lock_ldv_set_add_#t~ret18#1.offset|))) (select (let ((.cse0 (let ((.cse1 (let ((.cse2 (store .cse6 .cse4 (store (select .cse6 .cse4) .cse7 |c_mutex_lock_ldv_set_add_#t~ret18#1.base|)))) (store .cse2 |c_mutex_lock_ldv_set_add_#t~ret18#1.base| (store (store (select .cse2 |c_mutex_lock_ldv_set_add_#t~ret18#1.base|) .cse3 .cse4) .cse5 |c_mutex_lock_ldv_set_add_~s#1.base|))))) (store .cse1 |c_mutex_lock_ldv_set_add_~s#1.base| (store (select .cse1 |c_mutex_lock_ldv_set_add_~s#1.base|) |c_mutex_lock_ldv_set_add_~s#1.offset| |c_mutex_lock_ldv_set_add_#t~ret18#1.base|))))) (select .cse0 (select (select .cse0 |c_~#mutexes~0.base|) |c_~#mutexes~0.offset|))) (bvadd (_ bv4294967292 32) (select (select (let ((.cse8 (let ((.cse9 (store |v_#memory_$Pointer$.offset_91| .cse4 (store (select |v_#memory_$Pointer$.offset_91| .cse4) .cse7 .cse3)))) (store .cse9 |c_mutex_lock_ldv_set_add_#t~ret18#1.base| (store (store (select .cse9 |c_mutex_lock_ldv_set_add_#t~ret18#1.base|) .cse3 v___ldv_list_add_~next.offset_19) .cse5 |c_mutex_lock_ldv_set_add_~s#1.offset|))))) (store .cse8 |c_mutex_lock_ldv_set_add_~s#1.base| (store (select .cse8 |c_mutex_lock_ldv_set_add_~s#1.base|) |c_mutex_lock_ldv_set_add_~s#1.offset| .cse3))) |c_~#mutexes~0.base|) |c_~#mutexes~0.offset|))))) (select (select (let ((.cse10 (let ((.cse13 (store |c_old(#memory_$Pointer$.base)| |v_mutex_lock_ldv_list_add_~new#1.base_13| (store (select |c_old(#memory_$Pointer$.base)| |v_mutex_lock_ldv_list_add_~new#1.base_13|) (_ bv0 32) |c_mutex_lock_#in~m#1.base|)))) (let ((.cse12 (select (select .cse13 |c_~#mutexes~0.base|) |c_~#mutexes~0.offset|))) (let ((.cse11 (store .cse13 .cse12 (store (select .cse13 .cse12) (bvadd (_ bv4 32) v___ldv_list_add_~next.offset_16) |v_mutex_lock_ldv_list_add_~new#1.base_13|)))) (store .cse11 |v_mutex_lock_ldv_list_add_~new#1.base_13| (store (store (select .cse11 |v_mutex_lock_ldv_list_add_~new#1.base_13|) (_ bv4 32) .cse12) (_ bv8 32) |c_~#mutexes~0.base|))))))) (store .cse10 |c_~#mutexes~0.base| (store (select .cse10 |c_~#mutexes~0.base|) |c_~#mutexes~0.offset| |v_mutex_lock_ldv_list_add_~new#1.base_13|))) |v_mutex_lock_ldv_list_add_~new#1.base_13|) (_ bv0 32)))))) is different from false [2021-11-19 14:29:10,523 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51055 treesize of output 51039 [2021-11-19 14:30:08,044 WARN L860 $PredicateComparison]: unable to prove that (forall ((|v_ldv_successful_malloc_~ptr~0#1.base_43| (_ BitVec 32)) (v_arrayElimCell_40 (_ BitVec 32)) (v___ldv_list_add_~next.offset_19 (_ BitVec 32))) (or (not (bvult |v_ldv_successful_malloc_~ptr~0#1.base_43| |c_#StackHeapBarrier|)) (exists ((|v_mutex_lock_ldv_list_add_~new#1.base_13| (_ BitVec 32))) (and (bvult |v_mutex_lock_ldv_list_add_~new#1.base_13| |c_#StackHeapBarrier|) (let ((.cse19 (= |c_mutex_lock_ldv_set_add_~s#1.base| |c_~#mutexes~0.base|)) (.cse23 (= |c_~#mutexes~0.offset| |c_mutex_lock_ldv_set_add_~s#1.offset|)) (.cse7 (= |c_~#mutexes~0.offset| (bvadd (_ bv4 32) v___ldv_list_add_~next.offset_19))) (.cse6 (= (select (select (store |c_#memory_$Pointer$.base| |v_ldv_successful_malloc_~ptr~0#1.base_43| (store (select |c_#memory_$Pointer$.base| |v_ldv_successful_malloc_~ptr~0#1.base_43|) (_ bv0 32) |c_mutex_lock_ldv_set_add_~new#1.base|)) |c_mutex_lock_ldv_set_add_~s#1.base|) |c_mutex_lock_ldv_set_add_~s#1.offset|) |c_~#mutexes~0.base|))) (let ((.cse1 (= |c_~#mutexes~0.offset| (_ bv4 32))) (.cse18 (or (not .cse7) (not .cse6))) (.cse22 (exists ((v___ldv_list_add_~next.offset_16 (_ BitVec 32))) (= (select (let ((.cse43 (let ((.cse44 (let ((.cse47 (store |c_#memory_$Pointer$.base| |v_ldv_successful_malloc_~ptr~0#1.base_43| (store (select |c_#memory_$Pointer$.base| |v_ldv_successful_malloc_~ptr~0#1.base_43|) (_ bv0 32) |c_mutex_lock_ldv_set_add_~new#1.base|)))) (let ((.cse46 (select (select .cse47 |c_mutex_lock_ldv_set_add_~s#1.base|) |c_mutex_lock_ldv_set_add_~s#1.offset|))) (let ((.cse45 (store .cse47 .cse46 (store (select .cse47 .cse46) (bvadd (_ bv4 32) v___ldv_list_add_~next.offset_19) |v_ldv_successful_malloc_~ptr~0#1.base_43|)))) (store .cse45 |v_ldv_successful_malloc_~ptr~0#1.base_43| (store (store (select .cse45 |v_ldv_successful_malloc_~ptr~0#1.base_43|) (_ bv4 32) .cse46) (_ bv8 32) |c_mutex_lock_ldv_set_add_~s#1.base|))))))) (store .cse44 |c_mutex_lock_ldv_set_add_~s#1.base| (store (select .cse44 |c_mutex_lock_ldv_set_add_~s#1.base|) |c_mutex_lock_ldv_set_add_~s#1.offset| |v_ldv_successful_malloc_~ptr~0#1.base_43|))))) (select .cse43 (select (select .cse43 |c_~#mutexes~0.base|) |c_~#mutexes~0.offset|))) (_ bv0 32)) (select (select (let ((.cse48 (let ((.cse51 (store |c_old(#memory_$Pointer$.base)| |v_mutex_lock_ldv_list_add_~new#1.base_13| (store (select |c_old(#memory_$Pointer$.base)| |v_mutex_lock_ldv_list_add_~new#1.base_13|) (_ bv0 32) |c_mutex_lock_#in~m#1.base|)))) (let ((.cse50 (select (select .cse51 |c_~#mutexes~0.base|) |c_~#mutexes~0.offset|))) (let ((.cse49 (store .cse51 .cse50 (store (select .cse51 .cse50) (bvadd (_ bv4 32) v___ldv_list_add_~next.offset_16) |v_mutex_lock_ldv_list_add_~new#1.base_13|)))) (store .cse49 |v_mutex_lock_ldv_list_add_~new#1.base_13| (store (store (select .cse49 |v_mutex_lock_ldv_list_add_~new#1.base_13|) (_ bv4 32) .cse50) (_ bv8 32) |c_~#mutexes~0.base|))))))) (store .cse48 |c_~#mutexes~0.base| (store (select .cse48 |c_~#mutexes~0.base|) |c_~#mutexes~0.offset| |v_mutex_lock_ldv_list_add_~new#1.base_13|))) |v_mutex_lock_ldv_list_add_~new#1.base_13|) (_ bv0 32))))) (.cse2 (or (not .cse19) (not .cse23))) (.cse20 (= |v_ldv_successful_malloc_~ptr~0#1.base_43| |c_~#mutexes~0.base|))) (or (let ((.cse0 (not .cse20))) (and (or .cse0 (not .cse1)) (let ((.cse21 (= |c_~#mutexes~0.offset| (_ bv8 32)))) (let ((.cse17 (or .cse0 (not .cse21)))) (let ((.cse3 (and .cse22 .cse17))) (let ((.cse4 (and .cse20 (exists ((v___ldv_list_add_~next.offset_16 (_ BitVec 32))) (= (select (let ((.cse24 (let ((.cse25 (let ((.cse28 (store |c_#memory_$Pointer$.base| |v_ldv_successful_malloc_~ptr~0#1.base_43| (store (select |c_#memory_$Pointer$.base| |v_ldv_successful_malloc_~ptr~0#1.base_43|) (_ bv0 32) |c_mutex_lock_ldv_set_add_~new#1.base|)))) (let ((.cse27 (select (select .cse28 |c_mutex_lock_ldv_set_add_~s#1.base|) |c_mutex_lock_ldv_set_add_~s#1.offset|))) (let ((.cse26 (store .cse28 .cse27 (store (select .cse28 .cse27) (bvadd (_ bv4 32) v___ldv_list_add_~next.offset_19) |v_ldv_successful_malloc_~ptr~0#1.base_43|)))) (store .cse26 |v_ldv_successful_malloc_~ptr~0#1.base_43| (store (store (select .cse26 |v_ldv_successful_malloc_~ptr~0#1.base_43|) (_ bv4 32) .cse27) (_ bv8 32) |c_mutex_lock_ldv_set_add_~s#1.base|))))))) (store .cse25 |c_mutex_lock_ldv_set_add_~s#1.base| (store (select .cse25 |c_mutex_lock_ldv_set_add_~s#1.base|) |c_mutex_lock_ldv_set_add_~s#1.offset| |v_ldv_successful_malloc_~ptr~0#1.base_43|))))) (select .cse24 (select (select .cse24 |c_~#mutexes~0.base|) |c_~#mutexes~0.offset|))) (bvadd (_ bv4294967292 32) |c_mutex_lock_ldv_set_add_~s#1.offset|)) (select (select (let ((.cse29 (let ((.cse32 (store |c_old(#memory_$Pointer$.base)| |v_mutex_lock_ldv_list_add_~new#1.base_13| (store (select |c_old(#memory_$Pointer$.base)| |v_mutex_lock_ldv_list_add_~new#1.base_13|) (_ bv0 32) |c_mutex_lock_#in~m#1.base|)))) (let ((.cse31 (select (select .cse32 |c_~#mutexes~0.base|) |c_~#mutexes~0.offset|))) (let ((.cse30 (store .cse32 .cse31 (store (select .cse32 .cse31) (bvadd (_ bv4 32) v___ldv_list_add_~next.offset_16) |v_mutex_lock_ldv_list_add_~new#1.base_13|)))) (store .cse30 |v_mutex_lock_ldv_list_add_~new#1.base_13| (store (store (select .cse30 |v_mutex_lock_ldv_list_add_~new#1.base_13|) (_ bv4 32) .cse31) (_ bv8 32) |c_~#mutexes~0.base|))))))) (store .cse29 |c_~#mutexes~0.base| (store (select .cse29 |c_~#mutexes~0.base|) |c_~#mutexes~0.offset| |v_mutex_lock_ldv_list_add_~new#1.base_13|))) |v_mutex_lock_ldv_list_add_~new#1.base_13|) (_ bv0 32)))) .cse21)) (.cse5 (and .cse19 (or .cse3 (and .cse20 .cse21 .cse22)) .cse23))) (or (and (or (and .cse2 (or .cse3 .cse4)) .cse5) .cse6 .cse7) (and (or (and .cse2 (or (and (exists ((v___ldv_list_add_~next.offset_16 (_ BitVec 32))) (= (select (select (let ((.cse8 (let ((.cse11 (store |c_old(#memory_$Pointer$.base)| |v_mutex_lock_ldv_list_add_~new#1.base_13| (store (select |c_old(#memory_$Pointer$.base)| |v_mutex_lock_ldv_list_add_~new#1.base_13|) (_ bv0 32) |c_mutex_lock_#in~m#1.base|)))) (let ((.cse10 (select (select .cse11 |c_~#mutexes~0.base|) |c_~#mutexes~0.offset|))) (let ((.cse9 (store .cse11 .cse10 (store (select .cse11 .cse10) (bvadd (_ bv4 32) v___ldv_list_add_~next.offset_16) |v_mutex_lock_ldv_list_add_~new#1.base_13|)))) (store .cse9 |v_mutex_lock_ldv_list_add_~new#1.base_13| (store (store (select .cse9 |v_mutex_lock_ldv_list_add_~new#1.base_13|) (_ bv4 32) .cse10) (_ bv8 32) |c_~#mutexes~0.base|))))))) (store .cse8 |c_~#mutexes~0.base| (store (select .cse8 |c_~#mutexes~0.base|) |c_~#mutexes~0.offset| |v_mutex_lock_ldv_list_add_~new#1.base_13|))) |v_mutex_lock_ldv_list_add_~new#1.base_13|) (_ bv0 32)) (select (let ((.cse12 (let ((.cse13 (let ((.cse16 (store |c_#memory_$Pointer$.base| |v_ldv_successful_malloc_~ptr~0#1.base_43| (store (select |c_#memory_$Pointer$.base| |v_ldv_successful_malloc_~ptr~0#1.base_43|) (_ bv0 32) |c_mutex_lock_ldv_set_add_~new#1.base|)))) (let ((.cse15 (select (select .cse16 |c_mutex_lock_ldv_set_add_~s#1.base|) |c_mutex_lock_ldv_set_add_~s#1.offset|))) (let ((.cse14 (store .cse16 .cse15 (store (select .cse16 .cse15) (bvadd (_ bv4 32) v___ldv_list_add_~next.offset_19) |v_ldv_successful_malloc_~ptr~0#1.base_43|)))) (store .cse14 |v_ldv_successful_malloc_~ptr~0#1.base_43| (store (store (select .cse14 |v_ldv_successful_malloc_~ptr~0#1.base_43|) (_ bv4 32) .cse15) (_ bv8 32) |c_mutex_lock_ldv_set_add_~s#1.base|))))))) (store .cse13 |c_mutex_lock_ldv_set_add_~s#1.base| (store (select .cse13 |c_mutex_lock_ldv_set_add_~s#1.base|) |c_mutex_lock_ldv_set_add_~s#1.offset| |v_ldv_successful_malloc_~ptr~0#1.base_43|))))) (select .cse12 (select (select .cse12 |c_~#mutexes~0.base|) |c_~#mutexes~0.offset|))) (bvadd (_ bv4294967292 32) v_arrayElimCell_40)))) .cse17) .cse4)) .cse5) .cse18)))))))) (and .cse1 (let ((.cse33 (or (and .cse19 .cse23 .cse22) (and .cse2 (exists ((v___ldv_list_add_~next.offset_16 (_ BitVec 32))) (= (select (let ((.cse34 (let ((.cse35 (let ((.cse38 (store |c_#memory_$Pointer$.base| |v_ldv_successful_malloc_~ptr~0#1.base_43| (store (select |c_#memory_$Pointer$.base| |v_ldv_successful_malloc_~ptr~0#1.base_43|) (_ bv0 32) |c_mutex_lock_ldv_set_add_~new#1.base|)))) (let ((.cse37 (select (select .cse38 |c_mutex_lock_ldv_set_add_~s#1.base|) |c_mutex_lock_ldv_set_add_~s#1.offset|))) (let ((.cse36 (store .cse38 .cse37 (store (select .cse38 .cse37) (bvadd (_ bv4 32) v___ldv_list_add_~next.offset_19) |v_ldv_successful_malloc_~ptr~0#1.base_43|)))) (store .cse36 |v_ldv_successful_malloc_~ptr~0#1.base_43| (store (store (select .cse36 |v_ldv_successful_malloc_~ptr~0#1.base_43|) (_ bv4 32) .cse37) (_ bv8 32) |c_mutex_lock_ldv_set_add_~s#1.base|))))))) (store .cse35 |c_mutex_lock_ldv_set_add_~s#1.base| (store (select .cse35 |c_mutex_lock_ldv_set_add_~s#1.base|) |c_mutex_lock_ldv_set_add_~s#1.offset| |v_ldv_successful_malloc_~ptr~0#1.base_43|))))) (select .cse34 (select (select .cse34 |c_~#mutexes~0.base|) |c_~#mutexes~0.offset|))) (bvadd (_ bv4294967292 32) v___ldv_list_add_~next.offset_19)) (select (select (let ((.cse39 (let ((.cse42 (store |c_old(#memory_$Pointer$.base)| |v_mutex_lock_ldv_list_add_~new#1.base_13| (store (select |c_old(#memory_$Pointer$.base)| |v_mutex_lock_ldv_list_add_~new#1.base_13|) (_ bv0 32) |c_mutex_lock_#in~m#1.base|)))) (let ((.cse41 (select (select .cse42 |c_~#mutexes~0.base|) |c_~#mutexes~0.offset|))) (let ((.cse40 (store .cse42 .cse41 (store (select .cse42 .cse41) (bvadd (_ bv4 32) v___ldv_list_add_~next.offset_16) |v_mutex_lock_ldv_list_add_~new#1.base_13|)))) (store .cse40 |v_mutex_lock_ldv_list_add_~new#1.base_13| (store (store (select .cse40 |v_mutex_lock_ldv_list_add_~new#1.base_13|) (_ bv4 32) .cse41) (_ bv8 32) |c_~#mutexes~0.base|))))))) (store .cse39 |c_~#mutexes~0.base| (store (select .cse39 |c_~#mutexes~0.base|) |c_~#mutexes~0.offset| |v_mutex_lock_ldv_list_add_~new#1.base_13|))) |v_mutex_lock_ldv_list_add_~new#1.base_13|) (_ bv0 32)))))))) (or (and .cse33 .cse6 .cse7) (and .cse33 .cse18))) .cse20)))))))) is different from true [2021-11-19 14:30:51,769 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22642 treesize of output 22638 [2021-11-19 14:30:51,870 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 82927 treesize of output 82551