./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-sets/test_mutex_double_unlock.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8393723b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b14f1ace-6d3d-4617-a1e8-483d10bd34a3/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b14f1ace-6d3d-4617-a1e8-483d10bd34a3/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b14f1ace-6d3d-4617-a1e8-483d10bd34a3/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b14f1ace-6d3d-4617-a1e8-483d10bd34a3/bin/utaipan-I9t0OCRTmS/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-sets/test_mutex_double_unlock.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b14f1ace-6d3d-4617-a1e8-483d10bd34a3/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b14f1ace-6d3d-4617-a1e8-483d10bd34a3/bin/utaipan-I9t0OCRTmS --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 d82f1b23bea4834b28dfbe602ddf1f3e06a3ee60a847e3002a9403f092f2c830 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-8393723 [2022-11-19 07:09:15,904 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 07:09:15,907 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 07:09:15,933 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 07:09:15,934 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 07:09:15,935 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 07:09:15,936 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 07:09:15,939 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 07:09:15,941 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 07:09:15,942 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 07:09:15,943 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 07:09:15,945 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 07:09:15,945 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 07:09:15,947 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 07:09:15,948 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 07:09:15,950 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 07:09:15,951 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 07:09:15,952 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 07:09:15,954 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 07:09:15,957 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 07:09:15,959 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 07:09:15,970 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 07:09:15,971 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 07:09:15,972 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 07:09:15,977 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 07:09:15,982 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 07:09:15,982 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 07:09:15,983 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 07:09:15,989 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 07:09:15,990 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 07:09:15,991 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 07:09:15,992 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 07:09:15,993 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 07:09:15,994 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 07:09:15,996 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 07:09:15,997 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 07:09:15,999 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 07:09:16,000 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 07:09:16,001 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 07:09:16,002 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 07:09:16,003 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 07:09:16,004 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b14f1ace-6d3d-4617-a1e8-483d10bd34a3/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-32bit-Taipan_Default.epf [2022-11-19 07:09:16,038 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 07:09:16,039 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 07:09:16,040 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 07:09:16,040 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 07:09:16,041 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 07:09:16,041 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 07:09:16,041 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 07:09:16,042 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 07:09:16,042 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 07:09:16,042 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-19 07:09:16,043 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 07:09:16,044 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 07:09:16,044 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-19 07:09:16,044 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-19 07:09:16,045 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 07:09:16,045 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-19 07:09:16,045 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-19 07:09:16,046 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-19 07:09:16,047 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 07:09:16,047 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-19 07:09:16,047 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 07:09:16,047 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-19 07:09:16,048 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 07:09:16,048 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 07:09:16,048 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 07:09:16,049 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 07:09:16,049 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-19 07:09:16,051 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 07:09:16,051 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 07:09:16,051 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 07:09:16,052 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 07:09:16,052 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 07:09:16,053 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:09:16,053 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 07:09:16,054 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-19 07:09:16,054 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 07:09:16,054 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 07:09:16,055 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-19 07:09:16,055 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-19 07:09:16,055 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 07:09:16,055 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 07:09:16,056 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_b14f1ace-6d3d-4617-a1e8-483d10bd34a3/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b14f1ace-6d3d-4617-a1e8-483d10bd34a3/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d82f1b23bea4834b28dfbe602ddf1f3e06a3ee60a847e3002a9403f092f2c830 [2022-11-19 07:09:16,413 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 07:09:16,452 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 07:09:16,455 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 07:09:16,456 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 07:09:16,457 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 07:09:16,458 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b14f1ace-6d3d-4617-a1e8-483d10bd34a3/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/ldv-sets/test_mutex_double_unlock.i [2022-11-19 07:09:16,533 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b14f1ace-6d3d-4617-a1e8-483d10bd34a3/bin/utaipan-I9t0OCRTmS/data/7bd003a06/6161114937d74f109ec487fbfe6823ea/FLAG120c90b58 [2022-11-19 07:09:17,158 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 07:09:17,158 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b14f1ace-6d3d-4617-a1e8-483d10bd34a3/sv-benchmarks/c/ldv-sets/test_mutex_double_unlock.i [2022-11-19 07:09:17,183 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b14f1ace-6d3d-4617-a1e8-483d10bd34a3/bin/utaipan-I9t0OCRTmS/data/7bd003a06/6161114937d74f109ec487fbfe6823ea/FLAG120c90b58 [2022-11-19 07:09:17,420 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b14f1ace-6d3d-4617-a1e8-483d10bd34a3/bin/utaipan-I9t0OCRTmS/data/7bd003a06/6161114937d74f109ec487fbfe6823ea [2022-11-19 07:09:17,422 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 07:09:17,424 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 07:09:17,433 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 07:09:17,433 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 07:09:17,437 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 07:09:17,437 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:09:17" (1/1) ... [2022-11-19 07:09:17,438 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b8d9b27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:09:17, skipping insertion in model container [2022-11-19 07:09:17,439 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:09:17" (1/1) ... [2022-11-19 07:09:17,447 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 07:09:17,511 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 07:09:17,968 WARN L234 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_b14f1ace-6d3d-4617-a1e8-483d10bd34a3/sv-benchmarks/c/ldv-sets/test_mutex_double_unlock.i[25842,25855] [2022-11-19 07:09:17,978 WARN L234 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_b14f1ace-6d3d-4617-a1e8-483d10bd34a3/sv-benchmarks/c/ldv-sets/test_mutex_double_unlock.i[25967,25980] [2022-11-19 07:09:17,981 WARN L234 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_b14f1ace-6d3d-4617-a1e8-483d10bd34a3/sv-benchmarks/c/ldv-sets/test_mutex_double_unlock.i[26082,26095] [2022-11-19 07:09:17,989 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 07:09:18,000 INFO L203 MainTranslator]: Completed pre-run [2022-11-19 07:09:18,065 WARN L234 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_b14f1ace-6d3d-4617-a1e8-483d10bd34a3/sv-benchmarks/c/ldv-sets/test_mutex_double_unlock.i[25842,25855] [2022-11-19 07:09:18,070 WARN L234 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_b14f1ace-6d3d-4617-a1e8-483d10bd34a3/sv-benchmarks/c/ldv-sets/test_mutex_double_unlock.i[25967,25980] [2022-11-19 07:09:18,072 WARN L234 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_b14f1ace-6d3d-4617-a1e8-483d10bd34a3/sv-benchmarks/c/ldv-sets/test_mutex_double_unlock.i[26082,26095] [2022-11-19 07:09:18,074 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 07:09:18,111 INFO L208 MainTranslator]: Completed translation [2022-11-19 07:09:18,111 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:09:18 WrapperNode [2022-11-19 07:09:18,112 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 07:09:18,113 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-19 07:09:18,113 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-19 07:09:18,114 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-19 07:09:18,124 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:09:18" (1/1) ... [2022-11-19 07:09:18,160 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:09:18" (1/1) ... [2022-11-19 07:09:18,191 INFO L138 Inliner]: procedures = 139, calls = 57, calls flagged for inlining = 14, calls inlined = 13, statements flattened = 129 [2022-11-19 07:09:18,197 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-19 07:09:18,198 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-19 07:09:18,198 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-19 07:09:18,199 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-19 07:09:18,209 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:09:18" (1/1) ... [2022-11-19 07:09:18,209 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:09:18" (1/1) ... [2022-11-19 07:09:18,212 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:09:18" (1/1) ... [2022-11-19 07:09:18,212 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:09:18" (1/1) ... [2022-11-19 07:09:18,229 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:09:18" (1/1) ... [2022-11-19 07:09:18,233 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:09:18" (1/1) ... [2022-11-19 07:09:18,235 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:09:18" (1/1) ... [2022-11-19 07:09:18,236 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:09:18" (1/1) ... [2022-11-19 07:09:18,239 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-19 07:09:18,240 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-19 07:09:18,240 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-19 07:09:18,240 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-19 07:09:18,241 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:09:18" (1/1) ... [2022-11-19 07:09:18,262 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:09:18,273 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b14f1ace-6d3d-4617-a1e8-483d10bd34a3/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 07:09:18,288 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b14f1ace-6d3d-4617-a1e8-483d10bd34a3/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-19 07:09:18,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b14f1ace-6d3d-4617-a1e8-483d10bd34a3/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-19 07:09:18,333 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2022-11-19 07:09:18,333 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2022-11-19 07:09:18,333 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-19 07:09:18,334 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-19 07:09:18,334 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-19 07:09:18,334 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-11-19 07:09:18,334 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-11-19 07:09:18,334 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-19 07:09:18,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-19 07:09:18,335 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_in_set [2022-11-19 07:09:18,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_in_set [2022-11-19 07:09:18,335 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-19 07:09:18,335 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-19 07:09:18,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-19 07:09:18,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-19 07:09:18,336 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_successful_malloc [2022-11-19 07:09:18,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_successful_malloc [2022-11-19 07:09:18,336 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-19 07:09:18,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-19 07:09:18,532 INFO L235 CfgBuilder]: Building ICFG [2022-11-19 07:09:18,534 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-19 07:09:18,903 INFO L276 CfgBuilder]: Performing block encoding [2022-11-19 07:09:19,003 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-19 07:09:19,004 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-19 07:09:19,006 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:09:19 BoogieIcfgContainer [2022-11-19 07:09:19,006 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-19 07:09:19,009 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-19 07:09:19,009 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-19 07:09:19,016 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-19 07:09:19,017 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:09:17" (1/3) ... [2022-11-19 07:09:19,018 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17376552 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:09:19, skipping insertion in model container [2022-11-19 07:09:19,018 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:09:18" (2/3) ... [2022-11-19 07:09:19,019 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17376552 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:09:19, skipping insertion in model container [2022-11-19 07:09:19,019 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:09:19" (3/3) ... [2022-11-19 07:09:19,020 INFO L112 eAbstractionObserver]: Analyzing ICFG test_mutex_double_unlock.i [2022-11-19 07:09:19,040 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-19 07:09:19,041 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2022-11-19 07:09:19,123 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-19 07:09:19,132 INFO L357 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@757c399d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-19 07:09:19,132 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-11-19 07:09:19,139 INFO L276 IsEmpty]: Start isEmpty. Operand has 49 states, 29 states have (on average 1.3448275862068966) internal successors, (39), 32 states have internal predecessors, (39), 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) [2022-11-19 07:09:19,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-19 07:09:19,148 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:09:19,149 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:09:19,150 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting mutex_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [mutex_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, mutex_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 07:09:19,156 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:09:19,157 INFO L85 PathProgramCache]: Analyzing trace with hash -2142385474, now seen corresponding path program 1 times [2022-11-19 07:09:19,169 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:09:19,170 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [447585099] [2022-11-19 07:09:19,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:09:19,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:09:19,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:09:19,536 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-19 07:09:19,537 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:09:19,538 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [447585099] [2022-11-19 07:09:19,538 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [447585099] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:09:19,539 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:09:19,539 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 07:09:19,541 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1210902051] [2022-11-19 07:09:19,541 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:09:19,546 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:09:19,546 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:09:19,574 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:09:19,575 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:09:19,577 INFO L87 Difference]: Start difference. First operand has 49 states, 29 states have (on average 1.3448275862068966) internal successors, (39), 32 states have internal predecessors, (39), 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 4 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 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) [2022-11-19 07:09:19,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:09:19,726 INFO L93 Difference]: Finished difference Result 96 states and 124 transitions. [2022-11-19 07:09:19,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:09:19,729 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 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 19 [2022-11-19 07:09:19,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:09:19,744 INFO L225 Difference]: With dead ends: 96 [2022-11-19 07:09:19,744 INFO L226 Difference]: Without dead ends: 51 [2022-11-19 07:09:19,749 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:09:19,755 INFO L413 NwaCegarLoop]: 45 mSDtfsCounter, 0 mSDsluCounter, 85 mSDsCounter, 0 mSdLazyCounter, 43 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 130 SdHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 43 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-19 07:09:19,757 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 130 Invalid, 43 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 43 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-19 07:09:19,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2022-11-19 07:09:19,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 51. [2022-11-19 07:09:19,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51 states, 31 states have (on average 1.1935483870967742) internal successors, (37), 33 states have internal predecessors, (37), 11 states have call successors, (11), 5 states have call predecessors, (11), 6 states have return successors, (14), 12 states have call predecessors, (14), 11 states have call successors, (14) [2022-11-19 07:09:19,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 62 transitions. [2022-11-19 07:09:19,803 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 62 transitions. Word has length 19 [2022-11-19 07:09:19,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:09:19,803 INFO L495 AbstractCegarLoop]: Abstraction has 51 states and 62 transitions. [2022-11-19 07:09:19,804 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 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) [2022-11-19 07:09:19,804 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 62 transitions. [2022-11-19 07:09:19,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-19 07:09:19,806 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:09:19,806 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:09:19,806 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-19 07:09:19,806 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting mutex_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [mutex_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, mutex_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 07:09:19,807 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:09:19,807 INFO L85 PathProgramCache]: Analyzing trace with hash -1125308492, now seen corresponding path program 1 times [2022-11-19 07:09:19,807 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:09:19,807 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2026313189] [2022-11-19 07:09:19,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:09:19,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:09:19,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:09:20,400 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-19 07:09:20,400 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:09:20,401 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2026313189] [2022-11-19 07:09:20,401 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2026313189] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:09:20,402 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:09:20,403 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-19 07:09:20,404 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [998747423] [2022-11-19 07:09:20,405 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:09:20,407 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-19 07:09:20,408 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:09:20,410 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-19 07:09:20,410 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-19 07:09:20,411 INFO L87 Difference]: Start difference. First operand 51 states and 62 transitions. Second operand has 5 states, 5 states have (on average 2.4) internal successors, (12), 5 states have internal predecessors, (12), 1 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2022-11-19 07:09:20,852 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:09:20,852 INFO L93 Difference]: Finished difference Result 145 states and 192 transitions. [2022-11-19 07:09:20,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-19 07:09:20,854 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.4) internal successors, (12), 5 states have internal predecessors, (12), 1 states have call successors, (4), 2 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 20 [2022-11-19 07:09:20,854 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:09:20,856 INFO L225 Difference]: With dead ends: 145 [2022-11-19 07:09:20,856 INFO L226 Difference]: Without dead ends: 100 [2022-11-19 07:09:20,857 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-11-19 07:09:20,858 INFO L413 NwaCegarLoop]: 54 mSDtfsCounter, 59 mSDsluCounter, 98 mSDsCounter, 0 mSdLazyCounter, 148 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 63 SdHoareTripleChecker+Valid, 152 SdHoareTripleChecker+Invalid, 150 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 148 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-19 07:09:20,859 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [63 Valid, 152 Invalid, 150 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 148 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-19 07:09:20,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2022-11-19 07:09:20,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 82. [2022-11-19 07:09:20,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 50 states have (on average 1.24) internal successors, (62), 54 states have internal predecessors, (62), 18 states have call successors, (18), 9 states have call predecessors, (18), 11 states have return successors, (26), 18 states have call predecessors, (26), 18 states have call successors, (26) [2022-11-19 07:09:20,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 106 transitions. [2022-11-19 07:09:20,895 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 106 transitions. Word has length 20 [2022-11-19 07:09:20,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:09:20,896 INFO L495 AbstractCegarLoop]: Abstraction has 82 states and 106 transitions. [2022-11-19 07:09:20,896 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.4) internal successors, (12), 5 states have internal predecessors, (12), 1 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2022-11-19 07:09:20,896 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 106 transitions. [2022-11-19 07:09:20,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-19 07:09:20,899 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:09:20,899 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-11-19 07:09:20,899 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-19 07:09:20,900 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting mutex_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [mutex_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, mutex_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 07:09:20,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:09:20,905 INFO L85 PathProgramCache]: Analyzing trace with hash -496526016, now seen corresponding path program 1 times [2022-11-19 07:09:20,906 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:09:20,906 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1030828910] [2022-11-19 07:09:20,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:09:20,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:09:20,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:09:27,250 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 11 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-19 07:09:27,251 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:09:27,251 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1030828910] [2022-11-19 07:09:27,251 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1030828910] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-19 07:09:27,251 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1675357592] [2022-11-19 07:09:27,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:09:27,252 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 07:09:27,252 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b14f1ace-6d3d-4617-a1e8-483d10bd34a3/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 07:09:27,255 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b14f1ace-6d3d-4617-a1e8-483d10bd34a3/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-19 07:09:27,262 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b14f1ace-6d3d-4617-a1e8-483d10bd34a3/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-19 07:09:27,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:09:27,463 INFO L263 TraceCheckSpWp]: Trace formula consists of 456 conjuncts, 193 conjunts are in the unsatisfiable core [2022-11-19 07:09:27,489 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 07:09:27,807 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-19 07:09:27,808 INFO L350 Elim1Store]: Elim1 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 17 treesize of output 21 [2022-11-19 07:09:28,102 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-11-19 07:09:28,103 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 22 treesize of output 33 [2022-11-19 07:09:28,339 INFO L350 Elim1Store]: Elim1 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 [2022-11-19 07:09:28,360 INFO L350 Elim1Store]: Elim1 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 [2022-11-19 07:09:30,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:09:30,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:09:30,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:09:30,236 INFO L321 Elim1Store]: treesize reduction 158, result has 24.0 percent of original size [2022-11-19 07:09:30,237 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 176 treesize of output 145 [2022-11-19 07:09:30,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:09:30,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:09:30,284 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 23 [2022-11-19 07:09:30,289 INFO L350 Elim1Store]: Elim1 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 8 treesize of output 7 [2022-11-19 07:09:30,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:09:30,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:09:30,306 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 80 [2022-11-19 07:09:30,336 INFO L321 Elim1Store]: treesize reduction 22, result has 47.6 percent of original size [2022-11-19 07:09:30,336 INFO L350 Elim1Store]: Elim1 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 79 treesize of output 71 [2022-11-19 07:09:30,356 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-19 07:09:30,357 INFO L350 Elim1Store]: Elim1 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 94 treesize of output 74 [2022-11-19 07:09:30,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:09:30,385 INFO L321 Elim1Store]: treesize reduction 8, result has 74.2 percent of original size [2022-11-19 07:09:30,385 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 29 treesize of output 35 [2022-11-19 07:09:30,397 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 40 treesize of output 32 [2022-11-19 07:09:30,437 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 5 treesize of output 3 [2022-11-19 07:09:31,703 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-19 07:09:31,703 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-19 07:09:34,042 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1675357592] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-19 07:09:34,042 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [778020209] [2022-11-19 07:09:34,061 INFO L159 IcfgInterpreter]: Started Sifa with 32 locations of interest [2022-11-19 07:09:34,061 INFO L166 IcfgInterpreter]: Building call graph [2022-11-19 07:09:34,065 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-19 07:09:34,071 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-19 07:09:34,071 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-19 07:09:34,116 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-19 07:09:34,125 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-19 07:09:34,295 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-19 07:09:34,302 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-19 07:09:34,316 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-19 07:09:34,318 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-19 07:09:34,436 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-19 07:09:34,446 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-19 07:09:34,456 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-19 07:09:34,459 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-19 07:09:34,684 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-19 07:09:34,697 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-19 07:09:34,708 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-19 07:09:34,773 INFO L321 Elim1Store]: treesize reduction 25, result has 43.2 percent of original size [2022-11-19 07:09:34,773 INFO L350 Elim1Store]: Elim1 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 1 case distinctions, treesize of input 35 treesize of output 19 [2022-11-19 07:09:34,801 INFO L321 Elim1Store]: treesize reduction 25, result has 40.5 percent of original size [2022-11-19 07:09:34,801 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 39 treesize of output 31 [2022-11-19 07:09:34,827 INFO L321 Elim1Store]: treesize reduction 25, result has 43.2 percent of original size [2022-11-19 07:09:34,828 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 31 [2022-11-19 07:09:34,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:09:34,911 INFO L321 Elim1Store]: treesize reduction 147, result has 22.2 percent of original size [2022-11-19 07:09:34,911 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 77 treesize of output 49 [2022-11-19 07:09:34,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:09:35,009 INFO L321 Elim1Store]: treesize reduction 128, result has 32.3 percent of original size [2022-11-19 07:09:35,010 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 77 treesize of output 68 [2022-11-19 07:09:35,060 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-19 07:09:35,060 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 19 [2022-11-19 07:09:35,087 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-19 07:09:35,088 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 19 [2022-11-19 07:09:35,130 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-19 07:09:35,130 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 19 [2022-11-19 07:09:35,150 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-19 07:09:35,151 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 19 [2022-11-19 07:09:35,197 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-19 07:09:35,203 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-19 07:09:35,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:09:35,216 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2022-11-19 07:09:35,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:09:35,234 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2022-11-19 07:09:35,242 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-19 07:09:35,244 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-19 07:09:35,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:09:35,370 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2022-11-19 07:09:35,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:09:35,378 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2022-11-19 07:09:35,384 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-19 07:09:35,390 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-19 07:09:35,398 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-19 07:09:35,400 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-19 07:09:35,401 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-19 07:09:35,591 INFO L197 IcfgInterpreter]: Interpreting procedure mutex_lock with input of size 15 for LOIs [2022-11-19 07:09:35,731 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-19 07:09:35,745 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-19 07:09:35,755 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-19 07:09:35,837 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:09:35,844 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-19 07:09:35,845 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 15 [2022-11-19 07:09:35,861 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:09:35,868 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-19 07:09:35,869 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 15 [2022-11-19 07:09:35,940 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:09:35,948 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-19 07:09:35,948 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 15 [2022-11-19 07:09:35,964 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:09:35,972 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-19 07:09:35,972 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 15 [2022-11-19 07:09:36,140 INFO L197 IcfgInterpreter]: Interpreting procedure __ldv_list_add with input of size 57 for LOIs [2022-11-19 07:09:36,180 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_successful_malloc with input of size 30 for LOIs [2022-11-19 07:09:36,195 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-19 07:09:36,206 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-19 07:09:36,209 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_is_in_set with input of size 23 for LOIs [2022-11-19 07:09:36,244 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-19 07:09:44,680 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '817#(and (= |mutex_lock_#in~m#1.base| |mutex_lock_~m#1.base|) (= |~#mutexes~0.base| 3) (<= |mutex_lock_~m#1.offset| 0) (<= 0 |mutex_lock_~m#1.offset|) (= |~#mutexes~0.offset| 0) (= |#NULL.offset| 0) (= |mutex_lock_#in~m#1.offset| |mutex_lock_~m#1.offset|) (<= 0 |#StackHeapBarrier|) (= |#NULL.base| 0))' at error location [2022-11-19 07:09:44,681 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-11-19 07:09:44,681 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-19 07:09:44,681 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 27] total 53 [2022-11-19 07:09:44,682 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1195951409] [2022-11-19 07:09:44,682 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-19 07:09:44,682 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 53 states [2022-11-19 07:09:44,683 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:09:44,683 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2022-11-19 07:09:44,686 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=410, Invalid=6376, Unknown=20, NotChecked=0, Total=6806 [2022-11-19 07:09:44,686 INFO L87 Difference]: Start difference. First operand 82 states and 106 transitions. Second operand has 53 states, 33 states have (on average 1.6666666666666667) internal successors, (55), 36 states have internal predecessors, (55), 17 states have call successors, (18), 11 states have call predecessors, (18), 14 states have return successors, (16), 15 states have call predecessors, (16), 15 states have call successors, (16) [2022-11-19 07:09:52,554 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:09:52,554 INFO L93 Difference]: Finished difference Result 197 states and 258 transitions. [2022-11-19 07:09:52,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-11-19 07:09:52,555 INFO L78 Accepts]: Start accepts. Automaton has has 53 states, 33 states have (on average 1.6666666666666667) internal successors, (55), 36 states have internal predecessors, (55), 17 states have call successors, (18), 11 states have call predecessors, (18), 14 states have return successors, (16), 15 states have call predecessors, (16), 15 states have call successors, (16) Word has length 47 [2022-11-19 07:09:52,556 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:09:52,557 INFO L225 Difference]: With dead ends: 197 [2022-11-19 07:09:52,557 INFO L226 Difference]: Without dead ends: 119 [2022-11-19 07:09:52,564 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 168 GetRequests, 54 SyntacticMatches, 3 SemanticMatches, 111 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3567 ImplicationChecksByTransitivity, 18.6s TimeCoverageRelationStatistics Valid=788, Invalid=11843, Unknown=25, NotChecked=0, Total=12656 [2022-11-19 07:09:52,565 INFO L413 NwaCegarLoop]: 47 mSDtfsCounter, 119 mSDsluCounter, 897 mSDsCounter, 0 mSdLazyCounter, 1666 mSolverCounterSat, 96 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 119 SdHoareTripleChecker+Valid, 944 SdHoareTripleChecker+Invalid, 2207 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 96 IncrementalHoareTripleChecker+Valid, 1666 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 445 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-11-19 07:09:52,565 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [119 Valid, 944 Invalid, 2207 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [96 Valid, 1666 Invalid, 0 Unknown, 445 Unchecked, 2.0s Time] [2022-11-19 07:09:52,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2022-11-19 07:09:52,583 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 105. [2022-11-19 07:09:52,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 105 states, 64 states have (on average 1.21875) internal successors, (78), 70 states have internal predecessors, (78), 21 states have call successors, (21), 13 states have call predecessors, (21), 17 states have return successors, (39), 21 states have call predecessors, (39), 21 states have call successors, (39) [2022-11-19 07:09:52,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 138 transitions. [2022-11-19 07:09:52,585 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 138 transitions. Word has length 47 [2022-11-19 07:09:52,586 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:09:52,586 INFO L495 AbstractCegarLoop]: Abstraction has 105 states and 138 transitions. [2022-11-19 07:09:52,586 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 53 states, 33 states have (on average 1.6666666666666667) internal successors, (55), 36 states have internal predecessors, (55), 17 states have call successors, (18), 11 states have call predecessors, (18), 14 states have return successors, (16), 15 states have call predecessors, (16), 15 states have call successors, (16) [2022-11-19 07:09:52,586 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 138 transitions. [2022-11-19 07:09:52,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-11-19 07:09:52,588 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:09:52,588 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:09:52,603 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b14f1ace-6d3d-4617-a1e8-483d10bd34a3/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-19 07:09:52,794 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b14f1ace-6d3d-4617-a1e8-483d10bd34a3/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 07:09:52,795 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting mutex_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [mutex_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, mutex_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 07:09:52,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:09:52,795 INFO L85 PathProgramCache]: Analyzing trace with hash 1682239030, now seen corresponding path program 1 times [2022-11-19 07:09:52,795 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:09:52,796 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [56602772] [2022-11-19 07:09:52,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:09:52,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:09:52,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:09:54,995 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 11 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-19 07:09:54,996 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:09:54,996 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [56602772] [2022-11-19 07:09:54,996 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [56602772] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-19 07:09:54,996 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1251963679] [2022-11-19 07:09:54,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:09:54,996 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 07:09:54,996 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b14f1ace-6d3d-4617-a1e8-483d10bd34a3/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 07:09:54,998 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b14f1ace-6d3d-4617-a1e8-483d10bd34a3/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-19 07:09:55,022 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b14f1ace-6d3d-4617-a1e8-483d10bd34a3/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-19 07:09:55,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:09:55,212 INFO L263 TraceCheckSpWp]: Trace formula consists of 470 conjuncts, 182 conjunts are in the unsatisfiable core [2022-11-19 07:09:55,219 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 07:09:55,418 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-19 07:09:55,418 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-19 07:09:55,636 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-19 07:09:55,636 INFO L350 Elim1Store]: Elim1 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 17 treesize of output 21 [2022-11-19 07:09:55,685 INFO L350 Elim1Store]: Elim1 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 [2022-11-19 07:09:55,696 INFO L350 Elim1Store]: Elim1 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 [2022-11-19 07:09:57,155 INFO L321 Elim1Store]: treesize reduction 282, result has 39.4 percent of original size [2022-11-19 07:09:57,156 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 6 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 8 new quantified variables, introduced 19 case distinctions, treesize of input 266 treesize of output 820 [2022-11-19 07:09:57,223 INFO L350 Elim1Store]: Elim1 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 17 treesize of output 15 [2022-11-19 07:09:57,288 INFO L350 Elim1Store]: Elim1 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 17 treesize of output 15 [2022-11-19 07:09:57,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:09:57,339 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 40 [2022-11-19 07:09:57,524 INFO L350 Elim1Store]: Elim1 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 17 treesize of output 15 [2022-11-19 07:10:00,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:00,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:00,322 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:10:00,330 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:10:00,331 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:10:00,333 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:10:00,335 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 99 [2022-11-19 07:10:00,357 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 5 treesize of output 3 [2022-11-19 07:10:00,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:00,438 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:10:00,499 INFO L321 Elim1Store]: treesize reduction 48, result has 26.2 percent of original size [2022-11-19 07:10:00,499 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 10 case distinctions, treesize of input 1191 treesize of output 1152 [2022-11-19 07:10:01,312 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 5 treesize of output 3 [2022-11-19 07:10:02,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:02,368 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 35 [2022-11-19 07:10:02,452 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 5 treesize of output 3 [2022-11-19 07:10:02,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:02,539 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 156 treesize of output 150 [2022-11-19 07:10:02,592 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 5 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 2580 treesize of output 2771 [2022-11-19 07:10:08,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:08,081 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 3 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 391 treesize of output 467 [2022-11-19 07:10:08,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:08,356 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 103 [2022-11-19 07:10:08,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:08,522 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 31 [2022-11-19 07:10:08,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:08,975 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 103 [2022-11-19 07:10:09,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:09,192 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 59 [2022-11-19 07:10:10,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:10,914 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 150 treesize of output 13 [2022-11-19 07:10:14,010 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:10:14,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:14,017 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:10:14,019 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 326 treesize of output 259 [2022-11-19 07:10:14,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:14,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:14,143 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:10:14,152 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:10:14,156 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 228 treesize of output 147 [2022-11-19 07:10:14,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:14,192 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-19 07:10:14,193 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 135 treesize of output 141 [2022-11-19 07:10:14,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:14,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:14,232 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:10:14,242 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:10:14,244 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 228 treesize of output 149 [2022-11-19 07:10:14,256 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:10:14,259 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:10:14,261 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:10:14,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:14,263 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 16 [2022-11-19 07:10:14,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:14,282 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:10:14,312 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:10:14,313 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 497 treesize of output 389 [2022-11-19 07:10:14,382 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-19 07:10:14,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:14,435 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:10:14,440 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:10:14,441 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 194 treesize of output 129 [2022-11-19 07:10:14,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:14,470 INFO L321 Elim1Store]: treesize reduction 45, result has 22.4 percent of original size [2022-11-19 07:10:14,471 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 192 treesize of output 115 [2022-11-19 07:10:14,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:14,489 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2022-11-19 07:10:15,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:15,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:15,084 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:10:15,098 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:10:15,100 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 342 treesize of output 250 [2022-11-19 07:10:15,149 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:10:15,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:15,152 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:10:15,153 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 7 [2022-11-19 07:10:15,175 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:10:15,176 INFO L350 Elim1Store]: Elim1 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-19 07:10:15,185 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 5 treesize of output 3 [2022-11-19 07:10:15,189 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:10:15,192 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 9 treesize of output 7 [2022-11-19 07:10:16,157 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:10:16,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:16,163 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:10:16,166 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 211 treesize of output 168 [2022-11-19 07:10:16,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:16,203 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2022-11-19 07:10:20,873 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 89 treesize of output 83 [2022-11-19 07:10:20,913 INFO L350 Elim1Store]: Elim1 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 30 [2022-11-19 07:10:20,928 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 5 [2022-11-19 07:10:20,952 INFO L350 Elim1Store]: Elim1 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 30 [2022-11-19 07:10:20,985 INFO L350 Elim1Store]: Elim1 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 30 [2022-11-19 07:10:20,995 INFO L350 Elim1Store]: Elim1 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 30 [2022-11-19 07:10:21,040 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 106 treesize of output 86 [2022-11-19 07:10:21,079 INFO L350 Elim1Store]: Elim1 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 30 [2022-11-19 07:10:23,752 WARN L837 $PredicateComparison]: unable to prove that (and (= |c_~#mutexes~0.offset| 0) (let ((.cse83 (store (select |c_old(#memory_$Pointer$.base)| |c_~#mutexes~0.base|) 0 |c_mutex_lock_#in~m#1.base|))) (let ((.cse26 (select .cse83 |c_~#mutexes~0.offset|)) (.cse2 (select |c_#memory_$Pointer$.offset| |c_~#mutexes~0.base|))) (let ((.cse24 (= (select |c_old(#valid)| |c_~#mutexes~0.base|) 0)) (.cse31 (select .cse2 4)) (.cse28 (store |c_old(#memory_$Pointer$.base)| |c_~#mutexes~0.base| .cse83)) (.cse33 (= .cse26 |c_~#mutexes~0.base|)) (.cse23 (= (select .cse2 |c_~#mutexes~0.offset|) 4))) (or (and (or (exists ((|mutex_lock_ldv_list_add_~new#1.base| Int)) (let ((.cse6 (store |c_old(#memory_$Pointer$.base)| |mutex_lock_ldv_list_add_~new#1.base| (store (select |c_old(#memory_$Pointer$.base)| |mutex_lock_ldv_list_add_~new#1.base|) 0 |c_mutex_lock_#in~m#1.base|)))) (let ((.cse0 (select (select .cse6 |c_~#mutexes~0.base|) |c_~#mutexes~0.offset|))) (and (= (select |c_old(#valid)| |mutex_lock_ldv_list_add_~new#1.base|) 0) (not (= |mutex_lock_ldv_list_add_~new#1.base| .cse0)) (exists ((v_ArrVal_306 (Array Int Int)) (v_ArrVal_320 Int) (v_ArrVal_309 (Array Int Int)) (v_DerPreprocessor_49 Int) (v_ArrVal_299 (Array Int Int)) (v_ArrVal_310 (Array Int Int)) (v_DerPreprocessor_51 Int)) (let ((.cse1 (select |c_#memory_$Pointer$.offset| |mutex_lock_ldv_list_add_~new#1.base|))) (let ((.cse5 (select .cse1 8)) (.cse4 (select .cse1 4)) (.cse3 (select (select (store |c_old(#memory_$Pointer$.offset)| |mutex_lock_ldv_list_add_~new#1.base| v_ArrVal_299) |c_~#mutexes~0.base|) |c_~#mutexes~0.offset|))) (and (= .cse1 (store (store (store (store (store (store (store (store (store (store (store .cse2 |c_~#mutexes~0.offset| v_DerPreprocessor_49) 4 .cse3) 8 v_DerPreprocessor_51) 4 .cse4) 8 .cse5) 4 .cse4) 8 .cse5) 4 .cse4) 8 .cse5) 4 .cse4) 8 .cse5)) (= |c_#memory_$Pointer$.base| (store (store (store .cse6 .cse0 v_ArrVal_310) |mutex_lock_ldv_list_add_~new#1.base| (store (store (select (store .cse6 .cse0 (store (select .cse6 .cse0) (+ 4 .cse3) |mutex_lock_ldv_list_add_~new#1.base|)) |mutex_lock_ldv_list_add_~new#1.base|) 4 .cse0) 8 v_ArrVal_320)) |c_~#mutexes~0.base| (store (select (store (store .cse6 .cse0 v_ArrVal_306) |mutex_lock_ldv_list_add_~new#1.base| v_ArrVal_309) |c_~#mutexes~0.base|) |c_~#mutexes~0.offset| |mutex_lock_ldv_list_add_~new#1.base|))) (exists ((v_DerPreprocessor_75 (Array Int Int)) (v_DerPreprocessor_76 (Array Int Int))) (let ((.cse10 (store (store (store (store (store (store |c_#memory_$Pointer$.offset| .cse0 v_DerPreprocessor_75) |mutex_lock_ldv_list_add_~new#1.base| v_DerPreprocessor_76) |c_~#mutexes~0.base| .cse2) .cse0 v_DerPreprocessor_75) |mutex_lock_ldv_list_add_~new#1.base| v_DerPreprocessor_76) |c_~#mutexes~0.base| .cse2))) (let ((.cse7 (select .cse10 |mutex_lock_ldv_list_add_~new#1.base|))) (and (= (select .cse7 4) .cse3) (= (select .cse7 8) .cse5) (exists ((v_prenex_118 (Array Int Int)) (v_prenex_119 (Array Int Int)) (v_prenex_115 (Array Int Int)) (v_prenex_116 (Array Int Int)) (v_prenex_117 (Array Int Int))) (let ((.cse11 (store (store (store (store (store (store .cse10 .cse0 v_prenex_116) |mutex_lock_ldv_list_add_~new#1.base| v_prenex_118) |c_~#mutexes~0.base| v_prenex_115) .cse0 v_prenex_116) |mutex_lock_ldv_list_add_~new#1.base| v_prenex_118) |c_~#mutexes~0.base| v_prenex_115))) (let ((.cse9 (store (store (store (store (store (store |c_#memory_$Pointer$.offset| .cse0 v_prenex_119) |mutex_lock_ldv_list_add_~new#1.base| v_prenex_117) |c_~#mutexes~0.base| v_prenex_115) .cse0 v_prenex_119) |mutex_lock_ldv_list_add_~new#1.base| v_prenex_117) |c_~#mutexes~0.base| v_prenex_115)) (.cse8 (select .cse11 .cse0))) (and (= .cse8 (select .cse9 .cse0)) (= .cse8 (select .cse10 .cse0)) (= (select .cse9 |mutex_lock_ldv_list_add_~new#1.base|) .cse1) (= (select .cse11 |mutex_lock_ldv_list_add_~new#1.base|) .cse7) (= (select v_prenex_115 |c_~#mutexes~0.offset|) 4) (= .cse8 (select |c_#memory_$Pointer$.offset| .cse0)))))))))) (= .cse4 .cse3))))) (not (= |c_~#mutexes~0.base| .cse0)))))) (exists ((|mutex_lock_ldv_list_add_~new#1.base| Int)) (let ((.cse22 (store |c_old(#memory_$Pointer$.base)| |mutex_lock_ldv_list_add_~new#1.base| (store (select |c_old(#memory_$Pointer$.base)| |mutex_lock_ldv_list_add_~new#1.base|) 0 |c_mutex_lock_#in~m#1.base|)))) (let ((.cse12 (select (select .cse22 |c_~#mutexes~0.base|) |c_~#mutexes~0.offset|))) (and (= (select |c_old(#valid)| |mutex_lock_ldv_list_add_~new#1.base|) 0) (not (= |mutex_lock_ldv_list_add_~new#1.base| .cse12)) (exists ((v_ArrVal_306 (Array Int Int)) (v_ArrVal_320 Int) (v_ArrVal_309 (Array Int Int)) (v_DerPreprocessor_49 Int) (v_ArrVal_299 (Array Int Int)) (v_ArrVal_310 (Array Int Int)) (v_DerPreprocessor_51 Int)) (let ((.cse13 (select |c_#memory_$Pointer$.offset| |mutex_lock_ldv_list_add_~new#1.base|))) (let ((.cse16 (select .cse13 8)) (.cse15 (select .cse13 4)) (.cse14 (select (select (store |c_old(#memory_$Pointer$.offset)| |mutex_lock_ldv_list_add_~new#1.base| v_ArrVal_299) |c_~#mutexes~0.base|) |c_~#mutexes~0.offset|))) (and (= .cse13 (store (store (store (store (store (store (store (store (store (store (store .cse2 |c_~#mutexes~0.offset| v_DerPreprocessor_49) 4 .cse14) 8 v_DerPreprocessor_51) 4 .cse15) 8 .cse16) 4 .cse15) 8 .cse16) 4 .cse15) 8 .cse16) 4 .cse15) 8 .cse16)) (exists ((v_DerPreprocessor_75 (Array Int Int)) (v_DerPreprocessor_76 (Array Int Int))) (let ((.cse19 (store (store (store (store (store (store |c_#memory_$Pointer$.offset| .cse12 v_DerPreprocessor_75) |mutex_lock_ldv_list_add_~new#1.base| v_DerPreprocessor_76) |c_~#mutexes~0.base| .cse2) .cse12 v_DerPreprocessor_75) |mutex_lock_ldv_list_add_~new#1.base| v_DerPreprocessor_76) |c_~#mutexes~0.base| .cse2))) (let ((.cse17 (select .cse19 |mutex_lock_ldv_list_add_~new#1.base|))) (and (= (select .cse17 4) .cse14) (= (select .cse17 8) .cse16) (exists ((v_prenex_13 (Array Int Int)) (v_prenex_68 (Array Int Int)) (v_prenex_12 (Array Int Int)) (v_prenex_67 (Array Int Int)) (v_prenex_66 (Array Int Int))) (let ((.cse21 (store (store (store (store (store (store .cse19 .cse12 v_prenex_13) |mutex_lock_ldv_list_add_~new#1.base| v_prenex_12) |c_~#mutexes~0.base| v_prenex_68) .cse12 v_prenex_13) |mutex_lock_ldv_list_add_~new#1.base| v_prenex_12) |c_~#mutexes~0.base| v_prenex_68))) (let ((.cse18 (select .cse21 .cse12)) (.cse20 (store (store (store (store (store (store |c_#memory_$Pointer$.offset| .cse12 v_prenex_66) |mutex_lock_ldv_list_add_~new#1.base| v_prenex_67) |c_~#mutexes~0.base| v_prenex_68) .cse12 v_prenex_66) |mutex_lock_ldv_list_add_~new#1.base| v_prenex_67) |c_~#mutexes~0.base| v_prenex_68))) (and (= .cse18 (select |c_#memory_$Pointer$.offset| .cse12)) (= .cse18 .cse17) (= .cse18 (select .cse19 .cse12)) (= .cse13 (select .cse20 |mutex_lock_ldv_list_add_~new#1.base|)) (= .cse18 (select .cse20 .cse12)) (= .cse17 (select .cse21 |mutex_lock_ldv_list_add_~new#1.base|)) (= 4 (select v_prenex_68 |c_~#mutexes~0.offset|)))))))))) (= |c_#memory_$Pointer$.base| (store (store (store .cse22 .cse12 v_ArrVal_310) |mutex_lock_ldv_list_add_~new#1.base| (store (store (select (store .cse22 .cse12 (store (select .cse22 .cse12) (+ 4 .cse14) |mutex_lock_ldv_list_add_~new#1.base|)) |mutex_lock_ldv_list_add_~new#1.base|) 4 .cse12) 8 v_ArrVal_320)) |c_~#mutexes~0.base| (store (select (store (store .cse22 .cse12 v_ArrVal_306) |mutex_lock_ldv_list_add_~new#1.base| v_ArrVal_309) |c_~#mutexes~0.base|) |c_~#mutexes~0.offset| |mutex_lock_ldv_list_add_~new#1.base|))) (= .cse15 .cse14))))) (not (= |c_~#mutexes~0.base| .cse12))))))) .cse23) (and .cse24 (or (and .cse23 (or (and (exists ((v_DerPreprocessor_98 (Array Int Int)) (v_DerPreprocessor_81 (Array Int Int)) (v_DerPreprocessor_82 (Array Int Int)) (v_DerPreprocessor_26 (Array Int Int)) (v_DerPreprocessor_11 (Array Int Int)) (v_DerPreprocessor_12 (Array Int Int))) (let ((.cse25 (store (store (store (store |c_#memory_$Pointer$.offset| .cse26 v_DerPreprocessor_98) |c_~#mutexes~0.base| v_DerPreprocessor_82) .cse26 v_DerPreprocessor_98) |c_~#mutexes~0.base| v_DerPreprocessor_82))) (let ((.cse27 (store (store (store (store .cse25 .cse26 v_DerPreprocessor_81) |c_~#mutexes~0.base| v_DerPreprocessor_82) .cse26 v_DerPreprocessor_81) |c_~#mutexes~0.base| v_DerPreprocessor_82))) (and (= v_DerPreprocessor_98 (select .cse25 .cse26)) (= 4 (select v_DerPreprocessor_82 |c_~#mutexes~0.offset|)) (= (select .cse27 .cse26) v_DerPreprocessor_81) (= (select (store (store (store (store .cse25 .cse26 v_DerPreprocessor_26) |c_~#mutexes~0.base| v_DerPreprocessor_12) .cse26 v_DerPreprocessor_26) |c_~#mutexes~0.base| v_DerPreprocessor_12) .cse26) v_DerPreprocessor_26) (= (select (store (store (store (store .cse27 .cse26 v_DerPreprocessor_11) |c_~#mutexes~0.base| v_DerPreprocessor_12) .cse26 v_DerPreprocessor_11) |c_~#mutexes~0.base| v_DerPreprocessor_12) .cse26) v_DerPreprocessor_11) (= 4 (select v_DerPreprocessor_12 |c_~#mutexes~0.offset|)))))) (exists ((v_prenex_111 (Array Int Int))) (= (select (store (store (store (store |c_#memory_$Pointer$.offset| .cse26 v_prenex_111) |c_~#mutexes~0.base| .cse2) .cse26 v_prenex_111) |c_~#mutexes~0.base| .cse2) .cse26) v_prenex_111)) (exists ((v_arrayElimArr_21 (Array Int Int)) (v_ArrVal_310 (Array Int Int))) (and (= |c_~#mutexes~0.base| (select v_arrayElimArr_21 |c_~#mutexes~0.offset|)) (= (store (store .cse28 .cse26 v_ArrVal_310) |c_~#mutexes~0.base| v_arrayElimArr_21) |c_#memory_$Pointer$.base|)))) (and (exists ((v_arrayElimArr_22 (Array Int Int)) (v_ArrVal_310 (Array Int Int))) (and (= (select v_arrayElimArr_22 |c_~#mutexes~0.offset|) |c_~#mutexes~0.base|) (= |c_#memory_$Pointer$.base| (store (store .cse28 .cse26 v_ArrVal_310) |c_~#mutexes~0.base| v_arrayElimArr_22)))) (exists ((v_DerPreprocessor_17 (Array Int Int))) (= v_DerPreprocessor_17 (select (store (store (store (store |c_#memory_$Pointer$.offset| .cse26 v_DerPreprocessor_17) |c_~#mutexes~0.base| .cse2) .cse26 v_DerPreprocessor_17) |c_~#mutexes~0.base| .cse2) .cse26))) (exists ((v_prenex_556 Int) (v_prenex_735 (Array Int Int)) (v_prenex_557 Int) (v_DerPreprocessor_98 (Array Int Int)) (v_prenex_738 (Array Int Int)) (v_prenex_739 (Array Int Int)) (v_DerPreprocessor_99 (Array Int Int)) (v_prenex_733 (Array Int Int))) (let ((.cse30 (store (store (store (store |c_#memory_$Pointer$.offset| .cse26 v_DerPreprocessor_98) |c_~#mutexes~0.base| v_DerPreprocessor_99) .cse26 v_DerPreprocessor_98) |c_~#mutexes~0.base| v_DerPreprocessor_99))) (let ((.cse29 (store (store (store (store .cse30 .cse26 v_prenex_733) |c_~#mutexes~0.base| v_DerPreprocessor_99) .cse26 v_prenex_733) |c_~#mutexes~0.base| v_DerPreprocessor_99))) (and (= v_prenex_733 (select .cse29 .cse26)) (= (select (store (store (store (store .cse29 .cse26 v_prenex_738) |c_~#mutexes~0.base| v_prenex_739) .cse26 v_prenex_738) |c_~#mutexes~0.base| v_prenex_739) .cse26) v_prenex_738) (= (select v_DerPreprocessor_99 |c_~#mutexes~0.offset|) 4) (= (select v_prenex_739 |c_~#mutexes~0.offset|) 4) (= v_prenex_735 (select (store (store (store (store .cse30 .cse26 v_prenex_735) |c_~#mutexes~0.base| v_prenex_739) .cse26 v_prenex_735) |c_~#mutexes~0.base| v_prenex_739) .cse26)) (let ((.cse32 (select v_DerPreprocessor_99 8))) (= (store (store (store (store (store (store (store (store .cse2 4 .cse31) 8 .cse32) 4 .cse31) 8 .cse32) 4 .cse31) 8 .cse32) 4 .cse31) 8 .cse32) (store (store (store (store (store (store (store (store (store (store (store v_DerPreprocessor_99 |c_~#mutexes~0.offset| v_prenex_556) 4 .cse31) 8 v_prenex_557) 4 .cse31) 8 .cse32) 4 .cse31) 8 .cse32) 4 .cse31) 8 .cse32) 4 .cse31) 8 .cse32))) (= v_DerPreprocessor_98 (select .cse30 .cse26))))))))) (and (not .cse33) (exists ((v_ArrVal_310 (Array Int Int)) (v_arrayElimArr_20 (Array Int Int))) (and (= (select v_arrayElimArr_20 |c_~#mutexes~0.offset|) |c_~#mutexes~0.base|) (= (store (store .cse28 .cse26 v_ArrVal_310) |c_~#mutexes~0.base| v_arrayElimArr_20) |c_#memory_$Pointer$.base|))) .cse23))) (and (or (exists ((|mutex_lock_ldv_list_add_~new#1.base| Int)) (let ((.cse35 (store |c_old(#memory_$Pointer$.base)| |mutex_lock_ldv_list_add_~new#1.base| (store (select |c_old(#memory_$Pointer$.base)| |mutex_lock_ldv_list_add_~new#1.base|) 0 |c_mutex_lock_#in~m#1.base|)))) (let ((.cse34 (select (select .cse35 |c_~#mutexes~0.base|) |c_~#mutexes~0.offset|))) (and (= (select |c_old(#valid)| |mutex_lock_ldv_list_add_~new#1.base|) 0) (not (= |mutex_lock_ldv_list_add_~new#1.base| .cse34)) (not (= |c_~#mutexes~0.base| .cse34)) (exists ((v_ArrVal_306 (Array Int Int)) (v_ArrVal_320 Int) (v_ArrVal_309 (Array Int Int)) (v_ArrVal_299 (Array Int Int)) (v_ArrVal_310 (Array Int Int))) (let ((.cse38 (select |c_#memory_$Pointer$.offset| |mutex_lock_ldv_list_add_~new#1.base|)) (.cse36 (select (select (store |c_old(#memory_$Pointer$.offset)| |mutex_lock_ldv_list_add_~new#1.base| v_ArrVal_299) |c_~#mutexes~0.base|) |c_~#mutexes~0.offset|))) (and (= |c_#memory_$Pointer$.base| (store (store (store .cse35 .cse34 v_ArrVal_310) |mutex_lock_ldv_list_add_~new#1.base| (store (store (select (store .cse35 .cse34 (store (select .cse35 .cse34) (+ 4 .cse36) |mutex_lock_ldv_list_add_~new#1.base|)) |mutex_lock_ldv_list_add_~new#1.base|) 4 .cse34) 8 v_ArrVal_320)) |c_~#mutexes~0.base| (store (select (store (store .cse35 .cse34 v_ArrVal_306) |mutex_lock_ldv_list_add_~new#1.base| v_ArrVal_309) |c_~#mutexes~0.base|) |c_~#mutexes~0.offset| |mutex_lock_ldv_list_add_~new#1.base|))) (exists ((v_DerPreprocessor_101 (Array Int Int)) (v_DerPreprocessor_102 (Array Int Int))) (let ((.cse41 (store (store (store (store (store (store |c_#memory_$Pointer$.offset| .cse34 v_DerPreprocessor_101) |mutex_lock_ldv_list_add_~new#1.base| v_DerPreprocessor_102) |c_~#mutexes~0.base| .cse2) .cse34 v_DerPreprocessor_101) |mutex_lock_ldv_list_add_~new#1.base| v_DerPreprocessor_102) |c_~#mutexes~0.base| .cse2))) (let ((.cse37 (select .cse41 |mutex_lock_ldv_list_add_~new#1.base|))) (and (= (select .cse37 4) .cse36) (= (select .cse38 8) (select .cse37 8)) (exists ((v_prenex_13 (Array Int Int)) (v_prenex_68 (Array Int Int)) (v_prenex_12 (Array Int Int)) (v_prenex_67 (Array Int Int)) (v_prenex_66 (Array Int Int))) (let ((.cse42 (store (store (store (store (store (store .cse41 .cse34 v_prenex_13) |mutex_lock_ldv_list_add_~new#1.base| v_prenex_12) |c_~#mutexes~0.base| v_prenex_68) .cse34 v_prenex_13) |mutex_lock_ldv_list_add_~new#1.base| v_prenex_12) |c_~#mutexes~0.base| v_prenex_68))) (let ((.cse40 (store (store (store (store (store (store |c_#memory_$Pointer$.offset| .cse34 v_prenex_66) |mutex_lock_ldv_list_add_~new#1.base| v_prenex_67) |c_~#mutexes~0.base| v_prenex_68) .cse34 v_prenex_66) |mutex_lock_ldv_list_add_~new#1.base| v_prenex_67) |c_~#mutexes~0.base| v_prenex_68)) (.cse39 (select .cse42 .cse34))) (and (= .cse39 .cse37) (= .cse39 (select |c_#memory_$Pointer$.offset| .cse34)) (= .cse38 (select .cse40 |mutex_lock_ldv_list_add_~new#1.base|)) (= (select .cse41 .cse34) .cse39) (= (select .cse40 .cse34) .cse39) (= 4 (select v_prenex_68 |c_~#mutexes~0.offset|)) (= (select .cse42 |mutex_lock_ldv_list_add_~new#1.base|) .cse37))))))))) (= (select .cse38 4) .cse36)))))))) (exists ((|mutex_lock_ldv_list_add_~new#1.base| Int)) (let ((.cse51 (store |c_old(#memory_$Pointer$.base)| |mutex_lock_ldv_list_add_~new#1.base| (store (select |c_old(#memory_$Pointer$.base)| |mutex_lock_ldv_list_add_~new#1.base|) 0 |c_mutex_lock_#in~m#1.base|)))) (let ((.cse48 (select (select .cse51 |c_~#mutexes~0.base|) |c_~#mutexes~0.offset|))) (and (exists ((v_ArrVal_306 (Array Int Int)) (v_ArrVal_320 Int) (v_ArrVal_309 (Array Int Int)) (v_ArrVal_299 (Array Int Int)) (v_ArrVal_310 (Array Int Int))) (let ((.cse46 (select |c_#memory_$Pointer$.offset| |mutex_lock_ldv_list_add_~new#1.base|)) (.cse50 (select (select (store |c_old(#memory_$Pointer$.offset)| |mutex_lock_ldv_list_add_~new#1.base| v_ArrVal_299) |c_~#mutexes~0.base|) |c_~#mutexes~0.offset|))) (and (exists ((v_DerPreprocessor_101 (Array Int Int)) (v_DerPreprocessor_102 (Array Int Int))) (let ((.cse49 (store (store (store (store (store (store |c_#memory_$Pointer$.offset| .cse48 v_DerPreprocessor_101) |mutex_lock_ldv_list_add_~new#1.base| v_DerPreprocessor_102) |c_~#mutexes~0.base| .cse2) .cse48 v_DerPreprocessor_101) |mutex_lock_ldv_list_add_~new#1.base| v_DerPreprocessor_102) |c_~#mutexes~0.base| .cse2))) (let ((.cse44 (select .cse49 |mutex_lock_ldv_list_add_~new#1.base|))) (and (exists ((v_prenex_118 (Array Int Int)) (v_prenex_119 (Array Int Int)) (v_prenex_115 (Array Int Int)) (v_prenex_116 (Array Int Int)) (v_prenex_117 (Array Int Int))) (let ((.cse43 (store (store (store (store (store (store .cse49 .cse48 v_prenex_116) |mutex_lock_ldv_list_add_~new#1.base| v_prenex_118) |c_~#mutexes~0.base| v_prenex_115) .cse48 v_prenex_116) |mutex_lock_ldv_list_add_~new#1.base| v_prenex_118) |c_~#mutexes~0.base| v_prenex_115))) (let ((.cse45 (store (store (store (store (store (store |c_#memory_$Pointer$.offset| .cse48 v_prenex_119) |mutex_lock_ldv_list_add_~new#1.base| v_prenex_117) |c_~#mutexes~0.base| v_prenex_115) .cse48 v_prenex_119) |mutex_lock_ldv_list_add_~new#1.base| v_prenex_117) |c_~#mutexes~0.base| v_prenex_115)) (.cse47 (select .cse43 .cse48))) (and (= (select .cse43 |mutex_lock_ldv_list_add_~new#1.base|) .cse44) (= (select .cse45 |mutex_lock_ldv_list_add_~new#1.base|) .cse46) (= .cse47 (select .cse45 .cse48)) (= (select v_prenex_115 |c_~#mutexes~0.offset|) 4) (= .cse47 (select .cse49 .cse48)) (= .cse47 (select |c_#memory_$Pointer$.offset| .cse48)))))) (= (select .cse44 4) .cse50) (= (select .cse46 8) (select .cse44 8)))))) (= |c_#memory_$Pointer$.base| (store (store (store .cse51 .cse48 v_ArrVal_310) |mutex_lock_ldv_list_add_~new#1.base| (store (store (select (store .cse51 .cse48 (store (select .cse51 .cse48) (+ 4 .cse50) |mutex_lock_ldv_list_add_~new#1.base|)) |mutex_lock_ldv_list_add_~new#1.base|) 4 .cse48) 8 v_ArrVal_320)) |c_~#mutexes~0.base| (store (select (store (store .cse51 .cse48 v_ArrVal_306) |mutex_lock_ldv_list_add_~new#1.base| v_ArrVal_309) |c_~#mutexes~0.base|) |c_~#mutexes~0.offset| |mutex_lock_ldv_list_add_~new#1.base|))) (= (select .cse46 4) .cse50)))) (= (select |c_old(#valid)| |mutex_lock_ldv_list_add_~new#1.base|) 0) (not (= |mutex_lock_ldv_list_add_~new#1.base| .cse48)) (not (= |c_~#mutexes~0.base| .cse48))))))) .cse23) (and (or (exists ((v_ArrVal_306 (Array Int Int)) (|mutex_lock_ldv_list_add_~new#1.base| Int) (v_ArrVal_320 Int) (v_ArrVal_309 (Array Int Int)) (v_ArrVal_299 (Array Int Int)) (v_ArrVal_310 (Array Int Int))) (let ((.cse55 (store |c_old(#memory_$Pointer$.base)| |mutex_lock_ldv_list_add_~new#1.base| (store (select |c_old(#memory_$Pointer$.base)| |mutex_lock_ldv_list_add_~new#1.base|) 0 |c_mutex_lock_#in~m#1.base|)))) (let ((.cse54 (select (select .cse55 |c_~#mutexes~0.base|) |c_~#mutexes~0.offset|)) (.cse52 (select |c_#memory_$Pointer$.offset| |mutex_lock_ldv_list_add_~new#1.base|)) (.cse56 (select (select (store |c_old(#memory_$Pointer$.offset)| |mutex_lock_ldv_list_add_~new#1.base| v_ArrVal_299) |c_~#mutexes~0.base|) |c_~#mutexes~0.offset|))) (and (= (select |c_old(#valid)| |mutex_lock_ldv_list_add_~new#1.base|) 0) (exists ((v_prenex_13 (Array Int Int)) (v_prenex_68 (Array Int Int)) (v_prenex_12 (Array Int Int))) (let ((.cse53 (store (store (store (store (store (store |c_#memory_$Pointer$.offset| .cse54 v_prenex_13) |mutex_lock_ldv_list_add_~new#1.base| v_prenex_12) |c_~#mutexes~0.base| v_prenex_68) .cse54 v_prenex_13) |mutex_lock_ldv_list_add_~new#1.base| v_prenex_12) |c_~#mutexes~0.base| v_prenex_68))) (and (= .cse52 (select .cse53 |mutex_lock_ldv_list_add_~new#1.base|)) (= (select .cse53 .cse54) v_prenex_13) (= 4 (select v_prenex_68 |c_~#mutexes~0.offset|))))) (= |c_#memory_$Pointer$.base| (store (store (store .cse55 .cse54 v_ArrVal_310) |mutex_lock_ldv_list_add_~new#1.base| (store (store (select (store .cse55 .cse54 (store (select .cse55 .cse54) (+ 4 .cse56) |mutex_lock_ldv_list_add_~new#1.base|)) |mutex_lock_ldv_list_add_~new#1.base|) 4 .cse54) 8 v_ArrVal_320)) |c_~#mutexes~0.base| (store (select (store (store .cse55 .cse54 v_ArrVal_306) |mutex_lock_ldv_list_add_~new#1.base| v_ArrVal_309) |c_~#mutexes~0.base|) |c_~#mutexes~0.offset| |mutex_lock_ldv_list_add_~new#1.base|))) (= |mutex_lock_ldv_list_add_~new#1.base| .cse54) (not (= |c_~#mutexes~0.base| .cse54)) (= (select .cse52 4) .cse56))))) (exists ((v_ArrVal_306 (Array Int Int)) (|mutex_lock_ldv_list_add_~new#1.base| Int) (v_ArrVal_320 Int) (v_ArrVal_309 (Array Int Int)) (v_ArrVal_299 (Array Int Int)) (v_ArrVal_310 (Array Int Int))) (let ((.cse57 (store |c_old(#memory_$Pointer$.base)| |mutex_lock_ldv_list_add_~new#1.base| (store (select |c_old(#memory_$Pointer$.base)| |mutex_lock_ldv_list_add_~new#1.base|) 0 |c_mutex_lock_#in~m#1.base|)))) (let ((.cse58 (select (select .cse57 |c_~#mutexes~0.base|) |c_~#mutexes~0.offset|)) (.cse61 (select |c_#memory_$Pointer$.offset| |mutex_lock_ldv_list_add_~new#1.base|)) (.cse59 (select (select (store |c_old(#memory_$Pointer$.offset)| |mutex_lock_ldv_list_add_~new#1.base| v_ArrVal_299) |c_~#mutexes~0.base|) |c_~#mutexes~0.offset|))) (and (= (select |c_old(#valid)| |mutex_lock_ldv_list_add_~new#1.base|) 0) (= |c_#memory_$Pointer$.base| (store (store (store .cse57 .cse58 v_ArrVal_310) |mutex_lock_ldv_list_add_~new#1.base| (store (store (select (store .cse57 .cse58 (store (select .cse57 .cse58) (+ 4 .cse59) |mutex_lock_ldv_list_add_~new#1.base|)) |mutex_lock_ldv_list_add_~new#1.base|) 4 .cse58) 8 v_ArrVal_320)) |c_~#mutexes~0.base| (store (select (store (store .cse57 .cse58 v_ArrVal_306) |mutex_lock_ldv_list_add_~new#1.base| v_ArrVal_309) |c_~#mutexes~0.base|) |c_~#mutexes~0.offset| |mutex_lock_ldv_list_add_~new#1.base|))) (exists ((v_prenex_74 (Array Int Int)) (v_prenex_14 (Array Int Int)) (v_prenex_15 (Array Int Int))) (let ((.cse60 (store (store (store (store (store (store |c_#memory_$Pointer$.offset| .cse58 v_prenex_15) |mutex_lock_ldv_list_add_~new#1.base| v_prenex_14) |c_~#mutexes~0.base| v_prenex_74) .cse58 v_prenex_15) |mutex_lock_ldv_list_add_~new#1.base| v_prenex_14) |c_~#mutexes~0.base| v_prenex_74))) (and (= (select v_prenex_74 |c_~#mutexes~0.offset|) 4) (= (select .cse60 .cse58) v_prenex_15) (= (select .cse60 |mutex_lock_ldv_list_add_~new#1.base|) .cse61)))) (= |mutex_lock_ldv_list_add_~new#1.base| .cse58) (not (= |c_~#mutexes~0.base| .cse58)) (= (select .cse61 4) .cse59)))))) .cse23) (and (exists ((v_ArrVal_306 (Array Int Int)) (|mutex_lock_ldv_list_add_~new#1.base| Int) (v_ArrVal_320 Int) (v_ArrVal_309 (Array Int Int)) (v_ArrVal_299 (Array Int Int)) (v_ArrVal_310 (Array Int Int))) (let ((.cse63 (store |c_old(#memory_$Pointer$.base)| |mutex_lock_ldv_list_add_~new#1.base| (store (select |c_old(#memory_$Pointer$.base)| |mutex_lock_ldv_list_add_~new#1.base|) 0 |c_mutex_lock_#in~m#1.base|)))) (let ((.cse62 (select (select .cse63 |c_~#mutexes~0.base|) |c_~#mutexes~0.offset|)) (.cse64 (select (select (store |c_old(#memory_$Pointer$.offset)| |mutex_lock_ldv_list_add_~new#1.base| v_ArrVal_299) |c_~#mutexes~0.base|) |c_~#mutexes~0.offset|))) (and (= (select |c_old(#valid)| |mutex_lock_ldv_list_add_~new#1.base|) 0) (= |c_~#mutexes~0.base| .cse62) (= |c_#memory_$Pointer$.base| (store (store (store .cse63 .cse62 v_ArrVal_310) |mutex_lock_ldv_list_add_~new#1.base| (store (store (select (store .cse63 .cse62 (store (select .cse63 .cse62) (+ 4 .cse64) |mutex_lock_ldv_list_add_~new#1.base|)) |mutex_lock_ldv_list_add_~new#1.base|) 4 .cse62) 8 v_ArrVal_320)) |c_~#mutexes~0.base| (store (select (store (store .cse63 .cse62 v_ArrVal_306) |mutex_lock_ldv_list_add_~new#1.base| v_ArrVal_309) |c_~#mutexes~0.base|) |c_~#mutexes~0.offset| |mutex_lock_ldv_list_add_~new#1.base|))) (not (= |mutex_lock_ldv_list_add_~new#1.base| |c_~#mutexes~0.base|)) (= (select (select |c_#memory_$Pointer$.offset| |mutex_lock_ldv_list_add_~new#1.base|) 4) .cse64))))) .cse23) (and .cse24 (or (and (exists ((v_prenex_143 (Array Int Int))) (= v_prenex_143 (select (store (store (store (store |c_#memory_$Pointer$.offset| .cse26 v_prenex_143) |c_~#mutexes~0.base| .cse2) .cse26 v_prenex_143) |c_~#mutexes~0.base| .cse2) .cse26))) (exists ((v_prenex_704 (Array Int Int)) (v_DerPreprocessor_92 (Array Int Int)) (v_prenex_706 (Array Int Int)) (v_DerPreprocessor_93 (Array Int Int)) (v_prenex_708 (Array Int Int)) (v_prenex_709 (Array Int Int)) (v_prenex_518 Int) (v_prenex_519 Int)) (let ((.cse66 (store (store (store (store |c_#memory_$Pointer$.offset| .cse26 v_DerPreprocessor_92) |c_~#mutexes~0.base| v_DerPreprocessor_93) .cse26 v_DerPreprocessor_92) |c_~#mutexes~0.base| v_DerPreprocessor_93))) (let ((.cse65 (select .cse2 8)) (.cse67 (store (store (store (store .cse66 .cse26 v_prenex_706) |c_~#mutexes~0.base| v_DerPreprocessor_93) .cse26 v_prenex_706) |c_~#mutexes~0.base| v_DerPreprocessor_93))) (and (= (select v_DerPreprocessor_93 8) .cse65) (= v_DerPreprocessor_92 (select .cse66 .cse26)) (= (select (store (store (store (store .cse67 .cse26 v_prenex_704) |c_~#mutexes~0.base| v_prenex_709) .cse26 v_prenex_704) |c_~#mutexes~0.base| v_prenex_709) .cse26) v_prenex_704) (= .cse2 (store (store (store (store (store (store (store (store (store (store (store v_DerPreprocessor_93 |c_~#mutexes~0.offset| v_prenex_518) 4 .cse31) 8 v_prenex_519) 4 .cse31) 8 .cse65) 4 .cse31) 8 .cse65) 4 .cse31) 8 .cse65) 4 .cse31) 8 .cse65)) (= (select v_DerPreprocessor_93 4) .cse31) (= (select .cse67 .cse26) v_prenex_706) (= (select v_DerPreprocessor_93 |c_~#mutexes~0.offset|) 4) (= 4 (select v_prenex_709 |c_~#mutexes~0.offset|)) (= v_prenex_708 (select (store (store (store (store .cse66 .cse26 v_prenex_708) |c_~#mutexes~0.base| v_prenex_709) .cse26 v_prenex_708) |c_~#mutexes~0.base| v_prenex_709) .cse26)))))) (exists ((v_arrayElimArr_18 (Array Int Int)) (v_ArrVal_310 (Array Int Int))) (and (= |c_~#mutexes~0.base| (select v_arrayElimArr_18 |c_~#mutexes~0.offset|)) (= (store (store .cse28 .cse26 v_ArrVal_310) |c_~#mutexes~0.base| v_arrayElimArr_18) |c_#memory_$Pointer$.base|)))) (and (exists ((v_arrayElimArr_19 (Array Int Int)) (v_ArrVal_310 (Array Int Int))) (and (= (select v_arrayElimArr_19 |c_~#mutexes~0.offset|) |c_~#mutexes~0.base|) (= |c_#memory_$Pointer$.base| (store (store .cse28 .cse26 v_ArrVal_310) |c_~#mutexes~0.base| v_arrayElimArr_19)))) (exists ((v_prenex_113 (Array Int Int))) (= (select (store (store (store (store |c_#memory_$Pointer$.offset| .cse26 v_prenex_113) |c_~#mutexes~0.base| .cse2) .cse26 v_prenex_113) |c_~#mutexes~0.base| .cse2) .cse26) v_prenex_113)) (exists ((v_DerPreprocessor_92 (Array Int Int)) (v_DerPreprocessor_93 (Array Int Int)) (v_prenex_145 (Array Int Int)) (v_prenex_146 (Array Int Int)) (v_DerPreprocessor_66 (Array Int Int)) (v_prenex_126 (Array Int Int))) (let ((.cse68 (store (store (store (store |c_#memory_$Pointer$.offset| .cse26 v_DerPreprocessor_92) |c_~#mutexes~0.base| v_DerPreprocessor_93) .cse26 v_DerPreprocessor_92) |c_~#mutexes~0.base| v_DerPreprocessor_93))) (let ((.cse69 (store (store (store (store .cse68 .cse26 v_DerPreprocessor_66) |c_~#mutexes~0.base| v_DerPreprocessor_93) .cse26 v_DerPreprocessor_66) |c_~#mutexes~0.base| v_DerPreprocessor_93))) (and (= v_DerPreprocessor_92 (select .cse68 .cse26)) (= v_DerPreprocessor_66 (select .cse69 .cse26)) (= v_prenex_145 (select (store (store (store (store .cse69 .cse26 v_prenex_145) |c_~#mutexes~0.base| v_prenex_146) .cse26 v_prenex_145) |c_~#mutexes~0.base| v_prenex_146) .cse26)) (= v_prenex_126 (select (store (store (store (store .cse68 .cse26 v_prenex_126) |c_~#mutexes~0.base| v_prenex_146) .cse26 v_prenex_126) |c_~#mutexes~0.base| v_prenex_146) .cse26)) (= (select v_prenex_146 |c_~#mutexes~0.offset|) 4) (= (select v_DerPreprocessor_93 |c_~#mutexes~0.offset|) 4))))))) .cse33 .cse23) (and (or (exists ((|mutex_lock_ldv_list_add_~new#1.base| Int)) (let ((.cse71 (store |c_old(#memory_$Pointer$.base)| |mutex_lock_ldv_list_add_~new#1.base| (store (select |c_old(#memory_$Pointer$.base)| |mutex_lock_ldv_list_add_~new#1.base|) 0 |c_mutex_lock_#in~m#1.base|)))) (let ((.cse70 (select (select .cse71 |c_~#mutexes~0.base|) |c_~#mutexes~0.offset|))) (and (= (select |c_old(#valid)| |mutex_lock_ldv_list_add_~new#1.base|) 0) (= |mutex_lock_ldv_list_add_~new#1.base| .cse70) (not (= |c_~#mutexes~0.base| .cse70)) (exists ((v_ArrVal_306 (Array Int Int)) (v_ArrVal_320 Int) (v_ArrVal_309 (Array Int Int)) (v_ArrVal_299 (Array Int Int)) (v_ArrVal_310 (Array Int Int))) (let ((.cse73 (select |c_#memory_$Pointer$.offset| |mutex_lock_ldv_list_add_~new#1.base|)) (.cse72 (select (select (store |c_old(#memory_$Pointer$.offset)| |mutex_lock_ldv_list_add_~new#1.base| v_ArrVal_299) |c_~#mutexes~0.base|) |c_~#mutexes~0.offset|))) (and (= |c_#memory_$Pointer$.base| (store (store (store .cse71 .cse70 v_ArrVal_310) |mutex_lock_ldv_list_add_~new#1.base| (store (store (select (store .cse71 .cse70 (store (select .cse71 .cse70) (+ 4 .cse72) |mutex_lock_ldv_list_add_~new#1.base|)) |mutex_lock_ldv_list_add_~new#1.base|) 4 .cse70) 8 v_ArrVal_320)) |c_~#mutexes~0.base| (store (select (store (store .cse71 .cse70 v_ArrVal_306) |mutex_lock_ldv_list_add_~new#1.base| v_ArrVal_309) |c_~#mutexes~0.base|) |c_~#mutexes~0.offset| |mutex_lock_ldv_list_add_~new#1.base|))) (exists ((v_DerPreprocessor_49 Int) (v_prenex_13 (Array Int Int)) (v_prenex_68 (Array Int Int)) (v_prenex_12 (Array Int Int)) (v_DerPreprocessor_51 Int)) (let ((.cse74 (store (store (store (store (store (store |c_#memory_$Pointer$.offset| .cse70 v_prenex_13) |mutex_lock_ldv_list_add_~new#1.base| v_prenex_12) |c_~#mutexes~0.base| v_prenex_68) .cse70 v_prenex_13) |mutex_lock_ldv_list_add_~new#1.base| v_prenex_12) |c_~#mutexes~0.base| v_prenex_68))) (let ((.cse77 (select .cse74 .cse70))) (and (= .cse73 (select .cse74 |mutex_lock_ldv_list_add_~new#1.base|)) (= (let ((.cse76 (select .cse77 8))) (store (let ((.cse75 (select .cse77 4))) (store (store (store (store (store (store (store (store (store (store .cse2 |c_~#mutexes~0.offset| v_DerPreprocessor_49) 4 .cse72) 8 v_DerPreprocessor_51) 4 .cse75) 8 .cse76) 4 .cse75) 8 .cse76) 4 .cse75) 8 .cse76) 4 .cse75)) 8 .cse76)) .cse77) (= .cse77 v_prenex_13) (= 4 (select v_prenex_68 |c_~#mutexes~0.offset|)))))) (= (select .cse73 4) .cse72)))))))) (exists ((|mutex_lock_ldv_list_add_~new#1.base| Int)) (let ((.cse81 (store |c_old(#memory_$Pointer$.base)| |mutex_lock_ldv_list_add_~new#1.base| (store (select |c_old(#memory_$Pointer$.base)| |mutex_lock_ldv_list_add_~new#1.base|) 0 |c_mutex_lock_#in~m#1.base|)))) (let ((.cse80 (select |c_#memory_$Pointer$.offset| |mutex_lock_ldv_list_add_~new#1.base|)) (.cse79 (select (select .cse81 |c_~#mutexes~0.base|) |c_~#mutexes~0.offset|))) (and (= (select |c_old(#valid)| |mutex_lock_ldv_list_add_~new#1.base|) 0) (exists ((v_prenex_74 (Array Int Int)) (v_prenex_14 (Array Int Int)) (v_prenex_15 (Array Int Int))) (let ((.cse78 (store (store (store (store (store (store |c_#memory_$Pointer$.offset| .cse79 v_prenex_15) |mutex_lock_ldv_list_add_~new#1.base| v_prenex_14) |c_~#mutexes~0.base| v_prenex_74) .cse79 v_prenex_15) |mutex_lock_ldv_list_add_~new#1.base| v_prenex_14) |c_~#mutexes~0.base| v_prenex_74))) (and (= (select v_prenex_74 |c_~#mutexes~0.offset|) 4) (= (select .cse78 .cse79) v_prenex_15) (= (select .cse78 |mutex_lock_ldv_list_add_~new#1.base|) .cse80)))) (exists ((v_ArrVal_306 (Array Int Int)) (v_ArrVal_320 Int) (v_ArrVal_309 (Array Int Int)) (v_ArrVal_299 (Array Int Int)) (v_ArrVal_310 (Array Int Int))) (let ((.cse82 (select (select (store |c_old(#memory_$Pointer$.offset)| |mutex_lock_ldv_list_add_~new#1.base| v_ArrVal_299) |c_~#mutexes~0.base|) |c_~#mutexes~0.offset|))) (and (= |c_#memory_$Pointer$.base| (store (store (store .cse81 .cse79 v_ArrVal_310) |mutex_lock_ldv_list_add_~new#1.base| (store (store (select (store .cse81 .cse79 (store (select .cse81 .cse79) (+ 4 .cse82) |mutex_lock_ldv_list_add_~new#1.base|)) |mutex_lock_ldv_list_add_~new#1.base|) 4 .cse79) 8 v_ArrVal_320)) |c_~#mutexes~0.base| (store (select (store (store .cse81 .cse79 v_ArrVal_306) |mutex_lock_ldv_list_add_~new#1.base| v_ArrVal_309) |c_~#mutexes~0.base|) |c_~#mutexes~0.offset| |mutex_lock_ldv_list_add_~new#1.base|))) (= (select .cse80 4) .cse82)))) (= |mutex_lock_ldv_list_add_~new#1.base| .cse79) (not (= |c_~#mutexes~0.base| .cse79))))))) .cse23))))) (= 3 |c_~#mutexes~0.base|)) is different from false [2022-11-19 07:10:26,597 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:21:37,308 WARN L233 SmtUtils]: Spent 11.18m on a formula simplification. DAG size of input: 673 DAG size of output: 103 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-19 07:21:37,309 INFO L321 Elim1Store]: treesize reduction 2155, result has 7.9 percent of original size [2022-11-19 07:21:37,311 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 28 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 38 new quantified variables, introduced 135 case distinctions, treesize of input 9214 treesize of output 8730 [2022-11-19 07:21:37,710 INFO L350 Elim1Store]: Elim1 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 10038 treesize of output 9878 [2022-11-19 07:21:37,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:37,927 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:21:40,979 INFO L217 Elim1Store]: Index analysis took 3016 ms [2022-11-19 07:21:41,301 INFO L173 IndexEqualityManager]: detected equality via solver