./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_83-list2_racing1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a592dae-346d-45d0-babb-7ee7368e8284/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a592dae-346d-45d0-babb-7ee7368e8284/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a592dae-346d-45d0-babb-7ee7368e8284/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a592dae-346d-45d0-babb-7ee7368e8284/bin/utaipan-verify-mE87zJ7Ire/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_83-list2_racing1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a592dae-346d-45d0-babb-7ee7368e8284/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a592dae-346d-45d0-babb-7ee7368e8284/bin/utaipan-verify-mE87zJ7Ire --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 23c4aefdda14d4315577cd0030d174ab477745d4b270d2de822290a016a0ff8d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:31:43,916 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:31:43,995 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a592dae-346d-45d0-babb-7ee7368e8284/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf [2023-11-23 20:31:44,001 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:31:44,002 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 20:31:44,031 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:31:44,032 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 20:31:44,033 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 20:31:44,033 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:31:44,034 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 20:31:44,035 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 20:31:44,035 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 20:31:44,036 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 20:31:44,037 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 20:31:44,037 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 20:31:44,038 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 20:31:44,038 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 20:31:44,039 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 20:31:44,040 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 20:31:44,040 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 20:31:44,041 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 20:31:44,042 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 20:31:44,043 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:31:44,043 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:31:44,044 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:31:44,045 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:31:44,045 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:31:44,046 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:31:44,047 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:31:44,047 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-23 20:31:44,048 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-23 20:31:44,049 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-23 20:31:44,049 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:31:44,050 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:31:44,050 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:31:44,051 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:31:44,051 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:31:44,052 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:31:44,052 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 20:31:44,053 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 20:31:44,053 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:31:44,054 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:31:44,054 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:31:44,055 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 20:31:44,055 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:31:44,055 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 20:31:44,056 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 20:31:44,056 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:31:44,056 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a592dae-346d-45d0-babb-7ee7368e8284/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a592dae-346d-45d0-babb-7ee7368e8284/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23c4aefdda14d4315577cd0030d174ab477745d4b270d2de822290a016a0ff8d [2023-11-23 20:31:44,298 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:31:44,326 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:31:44,329 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:31:44,330 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:31:44,331 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:31:44,332 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a592dae-346d-45d0-babb-7ee7368e8284/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/goblint-regression/28-race_reach_83-list2_racing1.i [2023-11-23 20:31:47,478 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:31:47,794 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:31:47,795 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a592dae-346d-45d0-babb-7ee7368e8284/sv-benchmarks/c/goblint-regression/28-race_reach_83-list2_racing1.i [2023-11-23 20:31:47,830 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a592dae-346d-45d0-babb-7ee7368e8284/bin/utaipan-verify-mE87zJ7Ire/data/cf7ebdd9f/3dccd63b30fe432e9a14d76b40e57754/FLAGe2bbb224c [2023-11-23 20:31:47,845 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a592dae-346d-45d0-babb-7ee7368e8284/bin/utaipan-verify-mE87zJ7Ire/data/cf7ebdd9f/3dccd63b30fe432e9a14d76b40e57754 [2023-11-23 20:31:47,848 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:31:47,850 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:31:47,852 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:31:47,852 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:31:47,858 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:31:47,859 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:31:47" (1/1) ... [2023-11-23 20:31:47,860 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d5fbf05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:47, skipping insertion in model container [2023-11-23 20:31:47,860 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:31:47" (1/1) ... [2023-11-23 20:31:47,945 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:31:48,565 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:31:48,587 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:31:48,684 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:31:48,790 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:31:48,791 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:48 WrapperNode [2023-11-23 20:31:48,791 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:31:48,793 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:31:48,794 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:31:48,794 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:31:48,803 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:48" (1/1) ... [2023-11-23 20:31:48,843 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:48" (1/1) ... [2023-11-23 20:31:48,904 INFO L138 Inliner]: procedures = 280, calls = 97, calls flagged for inlining = 11, calls inlined = 12, statements flattened = 388 [2023-11-23 20:31:48,912 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:31:48,913 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:31:48,913 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:31:48,914 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:31:48,927 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:48" (1/1) ... [2023-11-23 20:31:48,928 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:48" (1/1) ... [2023-11-23 20:31:48,941 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:48" (1/1) ... [2023-11-23 20:31:48,942 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:48" (1/1) ... [2023-11-23 20:31:48,963 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:48" (1/1) ... [2023-11-23 20:31:48,979 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:48" (1/1) ... [2023-11-23 20:31:48,985 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:48" (1/1) ... [2023-11-23 20:31:48,989 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:48" (1/1) ... [2023-11-23 20:31:49,002 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:31:49,005 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:31:49,011 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:31:49,011 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:31:49,013 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:48" (1/1) ... [2023-11-23 20:31:49,020 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:31:49,033 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a592dae-346d-45d0-babb-7ee7368e8284/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:31:49,048 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a592dae-346d-45d0-babb-7ee7368e8284/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 20:31:49,055 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a592dae-346d-45d0-babb-7ee7368e8284/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 20:31:49,102 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:31:49,102 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 20:31:49,103 INFO L130 BoogieDeclarations]: Found specification of procedure t1_fun [2023-11-23 20:31:49,103 INFO L138 BoogieDeclarations]: Found implementation of procedure t1_fun [2023-11-23 20:31:49,103 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:31:49,103 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-23 20:31:49,104 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:31:49,128 INFO L130 BoogieDeclarations]: Found specification of procedure t2_fun [2023-11-23 20:31:49,129 INFO L138 BoogieDeclarations]: Found implementation of procedure t2_fun [2023-11-23 20:31:49,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:31:49,129 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-23 20:31:49,129 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:31:49,129 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:31:49,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 20:31:49,130 INFO L130 BoogieDeclarations]: Found specification of procedure t3_fun [2023-11-23 20:31:49,130 INFO L138 BoogieDeclarations]: Found implementation of procedure t3_fun [2023-11-23 20:31:49,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:31:49,130 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:31:49,131 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:31:49,133 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-23 20:31:49,379 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:31:49,382 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:31:50,099 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:31:50,458 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:31:50,459 INFO L309 CfgBuilder]: Removed 28 assume(true) statements. [2023-11-23 20:31:50,459 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:31:50 BoogieIcfgContainer [2023-11-23 20:31:50,459 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:31:50,462 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 20:31:50,462 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 20:31:50,466 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 20:31:50,466 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 08:31:47" (1/3) ... [2023-11-23 20:31:50,467 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e20fd57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:31:50, skipping insertion in model container [2023-11-23 20:31:50,467 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:48" (2/3) ... [2023-11-23 20:31:50,468 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e20fd57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:31:50, skipping insertion in model container [2023-11-23 20:31:50,468 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:31:50" (3/3) ... [2023-11-23 20:31:50,469 INFO L112 eAbstractionObserver]: Analyzing ICFG 28-race_reach_83-list2_racing1.i [2023-11-23 20:31:50,491 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 20:31:50,491 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 61 error locations. [2023-11-23 20:31:50,491 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-23 20:31:50,624 INFO L144 ThreadInstanceAdder]: Constructed 9 joinOtherThreadTransitions. [2023-11-23 20:31:50,661 INFO L113 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 198 places, 230 transitions, 499 flow