./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/weaver/parallel-parallel-sum-1-dsl.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 2329fc70 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_106048e7-db69-4dd8-ade1-14641f48b153/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106048e7-db69-4dd8-ade1-14641f48b153/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106048e7-db69-4dd8-ade1-14641f48b153/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106048e7-db69-4dd8-ade1-14641f48b153/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/weaver/parallel-parallel-sum-1-dsl.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106048e7-db69-4dd8-ade1-14641f48b153/bin/uautomizer-uyxdKDjOR8/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106048e7-db69-4dd8-ade1-14641f48b153/bin/uautomizer-uyxdKDjOR8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2b8fef41c3119c5f4fc9586ebd31a4ff7152be41d9f2f8da139e8cd34cf0da86 --- 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-2329fc7 [2022-12-13 20:48:25,282 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 20:48:25,284 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 20:48:25,296 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 20:48:25,297 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 20:48:25,298 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 20:48:25,299 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 20:48:25,300 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 20:48:25,301 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 20:48:25,301 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 20:48:25,302 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 20:48:25,303 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 20:48:25,303 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 20:48:25,304 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 20:48:25,305 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 20:48:25,306 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 20:48:25,306 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 20:48:25,307 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 20:48:25,308 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 20:48:25,309 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 20:48:25,310 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 20:48:25,311 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 20:48:25,312 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 20:48:25,313 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 20:48:25,315 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 20:48:25,315 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 20:48:25,315 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 20:48:25,316 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 20:48:25,316 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 20:48:25,317 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 20:48:25,317 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 20:48:25,318 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 20:48:25,318 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 20:48:25,319 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 20:48:25,320 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 20:48:25,320 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 20:48:25,320 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 20:48:25,320 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 20:48:25,321 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 20:48:25,321 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 20:48:25,322 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 20:48:25,323 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106048e7-db69-4dd8-ade1-14641f48b153/bin/uautomizer-uyxdKDjOR8/config/svcomp-DataRace-32bit-Automizer_Default.epf [2022-12-13 20:48:25,337 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 20:48:25,337 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 20:48:25,338 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 20:48:25,338 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 20:48:25,338 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 20:48:25,338 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 20:48:25,339 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 20:48:25,339 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 20:48:25,339 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 20:48:25,339 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 20:48:25,340 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-13 20:48:25,340 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 20:48:25,340 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 20:48:25,340 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-13 20:48:25,340 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 20:48:25,340 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 20:48:25,340 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 20:48:25,341 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 20:48:25,341 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-12-13 20:48:25,341 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-13 20:48:25,341 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 20:48:25,341 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 20:48:25,341 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 20:48:25,341 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 20:48:25,342 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 20:48:25,342 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 20:48:25,342 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 20:48:25,342 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 20:48:25,342 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 20:48:25,343 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 20:48:25,343 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 20:48:25,343 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 20:48:25,343 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 20:48:25,343 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 20:48:25,343 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 20:48:25,344 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 20:48:25,344 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 20:48:25,344 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106048e7-db69-4dd8-ade1-14641f48b153/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106048e7-db69-4dd8-ade1-14641f48b153/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2b8fef41c3119c5f4fc9586ebd31a4ff7152be41d9f2f8da139e8cd34cf0da86 [2022-12-13 20:48:25,523 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 20:48:25,539 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 20:48:25,541 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 20:48:25,542 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 20:48:25,543 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 20:48:25,544 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106048e7-db69-4dd8-ade1-14641f48b153/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/weaver/parallel-parallel-sum-1-dsl.wvr.c [2022-12-13 20:48:28,080 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 20:48:28,223 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 20:48:28,223 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106048e7-db69-4dd8-ade1-14641f48b153/sv-benchmarks/c/weaver/parallel-parallel-sum-1-dsl.wvr.c [2022-12-13 20:48:28,229 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106048e7-db69-4dd8-ade1-14641f48b153/bin/uautomizer-uyxdKDjOR8/data/8c2eb990d/6e95a3a0e9a6470091d4c0aeb5d0815f/FLAGd8ec06f8e [2022-12-13 20:48:28,638 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106048e7-db69-4dd8-ade1-14641f48b153/bin/uautomizer-uyxdKDjOR8/data/8c2eb990d/6e95a3a0e9a6470091d4c0aeb5d0815f [2022-12-13 20:48:28,641 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 20:48:28,642 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 20:48:28,643 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 20:48:28,644 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 20:48:28,646 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 20:48:28,647 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 08:48:28" (1/1) ... [2022-12-13 20:48:28,648 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@361f70cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:48:28, skipping insertion in model container [2022-12-13 20:48:28,648 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 08:48:28" (1/1) ... [2022-12-13 20:48:28,655 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 20:48:28,674 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 20:48:28,795 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 20:48:28,804 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 20:48:28,804 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 20:48:28,805 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 20:48:28,806 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 20:48:28,807 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 20:48:28,808 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 20:48:28,810 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 20:48:28,810 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 20:48:28,811 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 20:48:28,812 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 20:48:28,812 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 20:48:28,813 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 20:48:28,822 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 20:48:28,827 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 20:48:28,829 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 20:48:28,830 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 20:48:28,831 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 20:48:28,831 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 20:48:28,831 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 20:48:28,832 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 20:48:28,834 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 20:48:28,835 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 20:48:28,835 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 20:48:28,836 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 20:48:28,836 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 20:48:28,837 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 20:48:28,838 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 20:48:28,846 WARN L237 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_106048e7-db69-4dd8-ade1-14641f48b153/sv-benchmarks/c/weaver/parallel-parallel-sum-1-dsl.wvr.c[4372,4385] [2022-12-13 20:48:28,856 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 20:48:28,862 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 20:48:28,871 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 20:48:28,872 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 20:48:28,872 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 20:48:28,873 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 20:48:28,873 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 20:48:28,873 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 20:48:28,874 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 20:48:28,875 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 20:48:28,875 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 20:48:28,876 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 20:48:28,876 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 20:48:28,876 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 20:48:28,877 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 20:48:28,877 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 20:48:28,880 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 20:48:28,881 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 20:48:28,881 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 20:48:28,882 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 20:48:28,882 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 20:48:28,883 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 20:48:28,883 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 20:48:28,884 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 20:48:28,884 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 20:48:28,885 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 20:48:28,885 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 20:48:28,886 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 20:48:28,886 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 20:48:28,887 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 20:48:28,893 WARN L237 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_106048e7-db69-4dd8-ade1-14641f48b153/sv-benchmarks/c/weaver/parallel-parallel-sum-1-dsl.wvr.c[4372,4385] [2022-12-13 20:48:28,897 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 20:48:28,908 INFO L208 MainTranslator]: Completed translation [2022-12-13 20:48:28,908 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:48:28 WrapperNode [2022-12-13 20:48:28,908 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 20:48:28,909 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 20:48:28,909 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 20:48:28,909 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 20:48:28,914 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:48:28" (1/1) ... [2022-12-13 20:48:28,930 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:48:28" (1/1) ... [2022-12-13 20:48:28,952 INFO L138 Inliner]: procedures = 29, calls = 95, calls flagged for inlining = 21, calls inlined = 27, statements flattened = 494 [2022-12-13 20:48:28,953 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 20:48:28,954 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 20:48:28,954 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 20:48:28,954 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 20:48:28,962 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:48:28" (1/1) ... [2022-12-13 20:48:28,962 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:48:28" (1/1) ... [2022-12-13 20:48:28,970 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:48:28" (1/1) ... [2022-12-13 20:48:28,971 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:48:28" (1/1) ... [2022-12-13 20:48:28,986 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:48:28" (1/1) ... [2022-12-13 20:48:28,990 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:48:28" (1/1) ... [2022-12-13 20:48:28,992 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:48:28" (1/1) ... [2022-12-13 20:48:28,993 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:48:28" (1/1) ... [2022-12-13 20:48:28,997 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 20:48:28,997 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 20:48:28,997 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 20:48:28,997 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 20:48:28,998 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:48:28" (1/1) ... [2022-12-13 20:48:29,003 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 20:48:29,015 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106048e7-db69-4dd8-ade1-14641f48b153/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:48:29,026 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106048e7-db69-4dd8-ade1-14641f48b153/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 20:48:29,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106048e7-db69-4dd8-ade1-14641f48b153/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 20:48:29,064 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 20:48:29,064 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 20:48:29,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-13 20:48:29,064 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-13 20:48:29,064 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-12-13 20:48:29,065 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-12-13 20:48:29,065 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-12-13 20:48:29,065 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-12-13 20:48:29,065 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-12-13 20:48:29,065 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-12-13 20:48:29,065 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-12-13 20:48:29,065 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-12-13 20:48:29,065 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 20:48:29,066 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2022-12-13 20:48:29,066 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2022-12-13 20:48:29,066 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2022-12-13 20:48:29,066 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2022-12-13 20:48:29,066 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-13 20:48:29,066 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-13 20:48:29,066 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-13 20:48:29,066 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 20:48:29,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 20:48:29,067 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 20:48:29,069 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-13 20:48:29,179 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 20:48:29,181 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 20:48:29,762 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 20:48:30,003 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 20:48:30,003 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-12-13 20:48:30,005 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 08:48:30 BoogieIcfgContainer [2022-12-13 20:48:30,005 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 20:48:30,007 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 20:48:30,007 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 20:48:30,010 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 20:48:30,010 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 08:48:28" (1/3) ... [2022-12-13 20:48:30,010 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d38432c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 08:48:30, skipping insertion in model container [2022-12-13 20:48:30,010 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:48:28" (2/3) ... [2022-12-13 20:48:30,011 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d38432c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 08:48:30, skipping insertion in model container [2022-12-13 20:48:30,011 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 08:48:30" (3/3) ... [2022-12-13 20:48:30,012 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-parallel-sum-1-dsl.wvr.c [2022-12-13 20:48:30,020 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-12-13 20:48:30,029 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 20:48:30,029 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 77 error locations. [2022-12-13 20:48:30,029 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-12-13 20:48:30,132 INFO L144 ThreadInstanceAdder]: Constructed 18 joinOtherThreadTransitions. [2022-12-13 20:48:30,174 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 434 places, 433 transitions, 938 flow [2022-12-13 20:48:30,265 INFO L130 PetriNetUnfolder]: 18/393 cut-off events. [2022-12-13 20:48:30,265 INFO L131 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2022-12-13 20:48:30,276 INFO L83 FinitePrefix]: Finished finitePrefix Result has 422 conditions, 393 events. 18/393 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 795 event pairs, 0 based on Foata normal form. 0/298 useless extension candidates. Maximal degree in co-relation 331. Up to 3 conditions per place. [2022-12-13 20:48:30,276 INFO L82 GeneralOperation]: Start removeDead. Operand has 434 places, 433 transitions, 938 flow [2022-12-13 20:48:30,287 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 377 places, 375 transitions, 798 flow [2022-12-13 20:48:30,289 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2022-12-13 20:48:30,297 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 377 places, 375 transitions, 798 flow [2022-12-13 20:48:30,299 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 377 places, 375 transitions, 798 flow [2022-12-13 20:48:30,300 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 377 places, 375 transitions, 798 flow [2022-12-13 20:48:30,357 INFO L130 PetriNetUnfolder]: 17/375 cut-off events. [2022-12-13 20:48:30,357 INFO L131 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2022-12-13 20:48:30,362 INFO L83 FinitePrefix]: Finished finitePrefix Result has 404 conditions, 375 events. 17/375 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 800 event pairs, 0 based on Foata normal form. 0/282 useless extension candidates. Maximal degree in co-relation 331. Up to 3 conditions per place. [2022-12-13 20:48:30,387 INFO L119 LiptonReduction]: Number of co-enabled transitions 26960 [2022-12-13 20:48:37,315 INFO L134 LiptonReduction]: Checked pairs total: 190230 [2022-12-13 20:48:37,315 INFO L136 LiptonReduction]: Total number of compositions: 339 [2022-12-13 20:48:37,328 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 20:48:37,334 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=PETRI_NET, 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;@590fd956, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 20:48:37,334 INFO L358 AbstractCegarLoop]: Starting to check reachability of 147 error locations. [2022-12-13 20:48:37,336 INFO L130 PetriNetUnfolder]: 0/0 cut-off events. [2022-12-13 20:48:37,336 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-13 20:48:37,336 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-12-13 20:48:37,336 INFO L209 CegarLoopForPetriNet]: trace histogram [1] [2022-12-13 20:48:37,337 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2022-12-13 20:48:37,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:48:37,340 INFO L85 PathProgramCache]: Analyzing trace with hash 2257, now seen corresponding path program 1 times [2022-12-13 20:48:37,347 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:48:37,347 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [831011867] [2022-12-13 20:48:37,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:48:37,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:48:37,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:48:37,426 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 20:48:37,427 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 20:48:37,427 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [831011867] [2022-12-13 20:48:37,427 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [831011867] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:48:37,428 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 20:48:37,428 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2022-12-13 20:48:37,429 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1223847592] [2022-12-13 20:48:37,429 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:48:37,437 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-12-13 20:48:37,437 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 20:48:37,456 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-12-13 20:48:37,457 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-13 20:48:37,460 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 333 out of 776 [2022-12-13 20:48:37,465 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 181 places, 171 transitions, 390 flow. Second operand has 2 states, 2 states have (on average 333.5) internal successors, (667), 2 states have internal predecessors, (667), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 20:48:37,465 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-13 20:48:37,465 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 333 of 776 [2022-12-13 20:48:37,466 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-13 20:48:39,319 INFO L130 PetriNetUnfolder]: 8482/13655 cut-off events. [2022-12-13 20:48:39,319 INFO L131 PetriNetUnfolder]: For 2310/2439 co-relation queries the response was YES. [2022-12-13 20:48:39,360 INFO L83 FinitePrefix]: Finished finitePrefix Result has 26535 conditions, 13655 events. 8482/13655 cut-off events. For 2310/2439 co-relation queries the response was YES. Maximal size of possible extension queue 391. Compared 83742 event pairs, 5973 based on Foata normal form. 130/10590 useless extension candidates. Maximal degree in co-relation 25842. Up to 10662 conditions per place. [2022-12-13 20:48:39,430 INFO L137 encePairwiseOnDemand]: 705/776 looper letters, 43 selfloop transitions, 0 changer transitions 1/100 dead transitions. [2022-12-13 20:48:39,430 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 111 places, 100 transitions, 336 flow [2022-12-13 20:48:39,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 20:48:39,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2022-12-13 20:48:39,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 781 transitions. [2022-12-13 20:48:39,445 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.5032216494845361 [2022-12-13 20:48:39,446 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 781 transitions. [2022-12-13 20:48:39,447 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 781 transitions. [2022-12-13 20:48:39,449 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 20:48:39,452 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 781 transitions. [2022-12-13 20:48:39,456 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 390.5) internal successors, (781), 2 states have internal predecessors, (781), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 20:48:39,465 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 776.0) internal successors, (2328), 3 states have internal predecessors, (2328), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 20:48:39,467 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 776.0) internal successors, (2328), 3 states have internal predecessors, (2328), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 20:48:39,469 INFO L175 Difference]: Start difference. First operand has 181 places, 171 transitions, 390 flow. Second operand 2 states and 781 transitions. [2022-12-13 20:48:39,470 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 111 places, 100 transitions, 336 flow [2022-12-13 20:48:39,520 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 99 places, 100 transitions, 304 flow, removed 0 selfloop flow, removed 12 redundant places. [2022-12-13 20:48:39,522 INFO L231 Difference]: Finished difference. Result has 99 places, 99 transitions, 213 flow [2022-12-13 20:48:39,523 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=776, PETRI_DIFFERENCE_MINUEND_FLOW=216, PETRI_DIFFERENCE_MINUEND_PLACES=98, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=100, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=100, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=213, PETRI_PLACES=99, PETRI_TRANSITIONS=99} [2022-12-13 20:48:39,526 INFO L288 CegarLoopForPetriNet]: 181 programPoint places, -82 predicate places. [2022-12-13 20:48:39,526 INFO L495 AbstractCegarLoop]: Abstraction has has 99 places, 99 transitions, 213 flow [2022-12-13 20:48:39,526 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 333.5) internal successors, (667), 2 states have internal predecessors, (667), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 20:48:39,526 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-12-13 20:48:39,527 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 20:48:39,527 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-13 20:48:39,527 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2022-12-13 20:48:39,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:48:39,527 INFO L85 PathProgramCache]: Analyzing trace with hash -373772104, now seen corresponding path program 1 times [2022-12-13 20:48:39,528 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:48:39,528 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1624626038] [2022-12-13 20:48:39,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:48:39,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:48:39,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:48:39,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 20:48:39,949 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 20:48:39,949 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1624626038] [2022-12-13 20:48:39,949 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1624626038] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:48:39,949 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 20:48:39,949 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 20:48:39,949 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1379998951] [2022-12-13 20:48:39,949 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:48:39,950 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 20:48:39,950 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 20:48:39,951 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 20:48:39,951 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-12-13 20:48:40,253 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 320 out of 776 [2022-12-13 20:48:40,256 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 99 places, 99 transitions, 213 flow. Second operand has 6 states, 6 states have (on average 321.8333333333333) internal successors, (1931), 6 states have internal predecessors, (1931), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 20:48:40,256 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-13 20:48:40,256 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 320 of 776 [2022-12-13 20:48:40,256 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-13 20:48:43,910 INFO L130 PetriNetUnfolder]: 31522/41760 cut-off events. [2022-12-13 20:48:43,910 INFO L131 PetriNetUnfolder]: For 1808/2257 co-relation queries the response was YES. [2022-12-13 20:48:43,976 INFO L83 FinitePrefix]: Finished finitePrefix Result has 82424 conditions, 41760 events. 31522/41760 cut-off events. For 1808/2257 co-relation queries the response was YES. Maximal size of possible extension queue 1044. Compared 227218 event pairs, 5867 based on Foata normal form. 0/32042 useless extension candidates. Maximal degree in co-relation 82421. Up to 11472 conditions per place. [2022-12-13 20:48:44,093 INFO L137 encePairwiseOnDemand]: 771/776 looper letters, 180 selfloop transitions, 4 changer transitions 0/234 dead transitions. [2022-12-13 20:48:44,094 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 102 places, 234 transitions, 899 flow [2022-12-13 20:48:44,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 20:48:44,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2022-12-13 20:48:44,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2105 transitions. [2022-12-13 20:48:44,097 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.4521048109965636 [2022-12-13 20:48:44,097 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 2105 transitions. [2022-12-13 20:48:44,097 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 2105 transitions. [2022-12-13 20:48:44,098 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 20:48:44,098 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 2105 transitions. [2022-12-13 20:48:44,100 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 350.8333333333333) internal successors, (2105), 6 states have internal predecessors, (2105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 20:48:44,108 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 776.0) internal successors, (5432), 7 states have internal predecessors, (5432), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 20:48:44,110 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 776.0) internal successors, (5432), 7 states have internal predecessors, (5432), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 20:48:44,110 INFO L175 Difference]: Start difference. First operand has 99 places, 99 transitions, 213 flow. Second operand 6 states and 2105 transitions. [2022-12-13 20:48:44,110 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 102 places, 234 transitions, 899 flow [2022-12-13 20:48:44,112 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 102 places, 234 transitions, 899 flow, removed 0 selfloop flow, removed 0 redundant places. [2022-12-13 20:48:44,113 INFO L231 Difference]: Finished difference. Result has 102 places, 98 transitions, 219 flow [2022-12-13 20:48:44,113 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=776, PETRI_DIFFERENCE_MINUEND_FLOW=211, PETRI_DIFFERENCE_MINUEND_PLACES=97, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=98, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=94, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=219, PETRI_PLACES=102, PETRI_TRANSITIONS=98} [2022-12-13 20:48:44,114 INFO L288 CegarLoopForPetriNet]: 181 programPoint places, -79 predicate places. [2022-12-13 20:48:44,114 INFO L495 AbstractCegarLoop]: Abstraction has has 102 places, 98 transitions, 219 flow [2022-12-13 20:48:44,115 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 321.8333333333333) internal successors, (1931), 6 states have internal predecessors, (1931), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 20:48:44,115 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-12-13 20:48:44,115 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 20:48:44,115 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-13 20:48:44,115 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thread1Err2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2022-12-13 20:48:44,115 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:48:44,115 INFO L85 PathProgramCache]: Analyzing trace with hash -666529425, now seen corresponding path program 1 times [2022-12-13 20:48:44,116 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:48:44,116 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1873900226] [2022-12-13 20:48:44,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:48:44,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:48:44,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:48:44,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 20:48:44,398 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 20:48:44,399 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1873900226] [2022-12-13 20:48:44,399 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1873900226] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:48:44,399 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 20:48:44,399 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 20:48:44,399 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1315660023] [2022-12-13 20:48:44,399 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:48:44,400 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 20:48:44,400 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 20:48:44,400 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 20:48:44,400 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-12-13 20:48:44,713 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 321 out of 776 [2022-12-13 20:48:44,718 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 102 places, 98 transitions, 219 flow. Second operand has 6 states, 6 states have (on average 323.3333333333333) internal successors, (1940), 6 states have internal predecessors, (1940), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 20:48:44,718 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-13 20:48:44,718 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 321 of 776 [2022-12-13 20:48:44,718 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-13 20:48:48,192 INFO L130 PetriNetUnfolder]: 22610/31637 cut-off events. [2022-12-13 20:48:48,192 INFO L131 PetriNetUnfolder]: For 719/1026 co-relation queries the response was YES. [2022-12-13 20:48:48,250 INFO L83 FinitePrefix]: Finished finitePrefix Result has 60488 conditions, 31637 events. 22610/31637 cut-off events. For 719/1026 co-relation queries the response was YES. Maximal size of possible extension queue 667. Compared 171548 event pairs, 5281 based on Foata normal form. 0/24602 useless extension candidates. Maximal degree in co-relation 60484. Up to 9223 conditions per place. [2022-12-13 20:48:48,342 INFO L137 encePairwiseOnDemand]: 770/776 looper letters, 148 selfloop transitions, 5 changer transitions 0/201 dead transitions. [2022-12-13 20:48:48,342 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 106 places, 201 transitions, 759 flow [2022-12-13 20:48:48,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 20:48:48,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2022-12-13 20:48:48,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2080 transitions. [2022-12-13 20:48:48,345 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.44673539518900346 [2022-12-13 20:48:48,345 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 2080 transitions. [2022-12-13 20:48:48,345 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 2080 transitions. [2022-12-13 20:48:48,346 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 20:48:48,346 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 2080 transitions. [2022-12-13 20:48:48,349 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 346.6666666666667) internal successors, (2080), 6 states have internal predecessors, (2080), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 20:48:48,355 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 776.0) internal successors, (5432), 7 states have internal predecessors, (5432), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 20:48:48,356 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 776.0) internal successors, (5432), 7 states have internal predecessors, (5432), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 20:48:48,356 INFO L175 Difference]: Start difference. First operand has 102 places, 98 transitions, 219 flow. Second operand 6 states and 2080 transitions. [2022-12-13 20:48:48,357 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 106 places, 201 transitions, 759 flow [2022-12-13 20:48:48,359 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 102 places, 201 transitions, 752 flow, removed 0 selfloop flow, removed 4 redundant places. [2022-12-13 20:48:48,360 INFO L231 Difference]: Finished difference. Result has 102 places, 97 transitions, 220 flow [2022-12-13 20:48:48,360 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=776, PETRI_DIFFERENCE_MINUEND_FLOW=210, PETRI_DIFFERENCE_MINUEND_PLACES=97, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=97, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=92, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=220, PETRI_PLACES=102, PETRI_TRANSITIONS=97} [2022-12-13 20:48:48,360 INFO L288 CegarLoopForPetriNet]: 181 programPoint places, -79 predicate places. [2022-12-13 20:48:48,361 INFO L495 AbstractCegarLoop]: Abstraction has has 102 places, 97 transitions, 220 flow [2022-12-13 20:48:48,361 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 323.3333333333333) internal successors, (1940), 6 states have internal predecessors, (1940), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 20:48:48,361 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-12-13 20:48:48,361 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 20:48:48,362 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-13 20:48:48,362 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thread4Err2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2022-12-13 20:48:48,362 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:48:48,362 INFO L85 PathProgramCache]: Analyzing trace with hash 2016492132, now seen corresponding path program 1 times [2022-12-13 20:48:48,362 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:48:48,362 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [140301517] [2022-12-13 20:48:48,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:48:48,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:48:48,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:48:48,635 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 20:48:48,636 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 20:48:48,636 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [140301517] [2022-12-13 20:48:48,636 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [140301517] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:48:48,636 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 20:48:48,636 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 20:48:48,636 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1866426769] [2022-12-13 20:48:48,636 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:48:48,637 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 20:48:48,637 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 20:48:48,637 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 20:48:48,637 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-12-13 20:48:48,902 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 321 out of 776 [2022-12-13 20:48:48,905 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 102 places, 97 transitions, 220 flow. Second operand has 6 states, 6 states have (on average 323.6666666666667) internal successors, (1942), 6 states have internal predecessors, (1942), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 20:48:48,905 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-13 20:48:48,905 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 321 of 776 [2022-12-13 20:48:48,905 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-13 20:48:51,698 INFO L130 PetriNetUnfolder]: 22610/30823 cut-off events. [2022-12-13 20:48:51,698 INFO L131 PetriNetUnfolder]: For 896/896 co-relation queries the response was YES. [2022-12-13 20:48:51,751 INFO L83 FinitePrefix]: Finished finitePrefix Result has 60101 conditions, 30823 events. 22610/30823 cut-off events. For 896/896 co-relation queries the response was YES. Maximal size of possible extension queue 658. Compared 156832 event pairs, 5421 based on Foata normal form. 0/24164 useless extension candidates. Maximal degree in co-relation 60097. Up to 9467 conditions per place. [2022-12-13 20:48:51,852 INFO L137 encePairwiseOnDemand]: 770/776 looper letters, 148 selfloop transitions, 5 changer transitions 0/200 dead transitions. [2022-12-13 20:48:51,852 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 106 places, 200 transitions, 768 flow [2022-12-13 20:48:51,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 20:48:51,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2022-12-13 20:48:51,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2080 transitions. [2022-12-13 20:48:51,856 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.44673539518900346 [2022-12-13 20:48:51,856 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 2080 transitions. [2022-12-13 20:48:51,856 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 2080 transitions. [2022-12-13 20:48:51,857 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 20:48:51,857 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 2080 transitions. [2022-12-13 20:48:51,860 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 346.6666666666667) internal successors, (2080), 6 states have internal predecessors, (2080), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 20:48:51,867 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 776.0) internal successors, (5432), 7 states have internal predecessors, (5432), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 20:48:51,869 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 776.0) internal successors, (5432), 7 states have internal predecessors, (5432), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 20:48:51,869 INFO L175 Difference]: Start difference. First operand has 102 places, 97 transitions, 220 flow. Second operand 6 states and 2080 transitions. [2022-12-13 20:48:51,869 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 106 places, 200 transitions, 768 flow [2022-12-13 20:48:51,873 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 101 places, 200 transitions, 750 flow, removed 0 selfloop flow, removed 5 redundant places. [2022-12-13 20:48:51,874 INFO L231 Difference]: Finished difference. Result has 101 places, 96 transitions, 218 flow [2022-12-13 20:48:51,875 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=776, PETRI_DIFFERENCE_MINUEND_FLOW=208, PETRI_DIFFERENCE_MINUEND_PLACES=96, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=96, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=91, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=218, PETRI_PLACES=101, PETRI_TRANSITIONS=96} [2022-12-13 20:48:51,875 INFO L288 CegarLoopForPetriNet]: 181 programPoint places, -80 predicate places. [2022-12-13 20:48:51,875 INFO L495 AbstractCegarLoop]: Abstraction has has 101 places, 96 transitions, 218 flow [2022-12-13 20:48:51,877 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 323.6666666666667) internal successors, (1942), 6 states have internal predecessors, (1942), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 20:48:51,877 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-12-13 20:48:51,877 INFO L209 CegarLoopForPetriNet]: trace histogram [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] [2022-12-13 20:48:51,877 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-13 20:48:51,877 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting thread1Err3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2022-12-13 20:48:51,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:48:51,878 INFO L85 PathProgramCache]: Analyzing trace with hash -1122373219, now seen corresponding path program 1 times [2022-12-13 20:48:51,878 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:48:51,878 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [30174162] [2022-12-13 20:48:51,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:48:51,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:48:51,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:48:52,179 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 20:48:52,179 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 20:48:52,180 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [30174162] [2022-12-13 20:48:52,180 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [30174162] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:48:52,180 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 20:48:52,180 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 20:48:52,180 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1963649719] [2022-12-13 20:48:52,180 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:48:52,181 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 20:48:52,181 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 20:48:52,181 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 20:48:52,181 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-12-13 20:48:52,581 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 321 out of 776 [2022-12-13 20:48:52,582 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 101 places, 96 transitions, 218 flow. Second operand has 6 states, 6 states have (on average 323.6666666666667) internal successors, (1942), 6 states have internal predecessors, (1942), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 20:48:52,582 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-13 20:48:52,583 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 321 of 776 [2022-12-13 20:48:52,583 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-13 20:48:54,725 INFO L130 PetriNetUnfolder]: 12320/18211 cut-off events. [2022-12-13 20:48:54,725 INFO L131 PetriNetUnfolder]: For 717/898 co-relation queries the response was YES. [2022-12-13 20:48:54,750 INFO L83 FinitePrefix]: Finished finitePrefix Result has 35328 conditions, 18211 events. 12320/18211 cut-off events. For 717/898 co-relation queries the response was YES. Maximal size of possible extension queue 396. Compared 100308 event pairs, 5833 based on Foata normal form. 0/14392 useless extension candidates. Maximal degree in co-relation 35324. Up to 10351 conditions per place. [2022-12-13 20:48:54,791 INFO L137 encePairwiseOnDemand]: 770/776 looper letters, 136 selfloop transitions, 5 changer transitions 0/187 dead transitions. [2022-12-13 20:48:54,791 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 105 places, 187 transitions, 718 flow [2022-12-13 20:48:54,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 20:48:54,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2022-12-13 20:48:54,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2068 transitions. [2022-12-13 20:48:54,798 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.44415807560137455 [2022-12-13 20:48:54,798 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 2068 transitions. [2022-12-13 20:48:54,798 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 2068 transitions. [2022-12-13 20:48:54,799 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 20:48:54,799 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 2068 transitions. [2022-12-13 20:48:54,801 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 344.6666666666667) internal successors, (2068), 6 states have internal predecessors, (2068), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 20:48:54,805 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 776.0) internal successors, (5432), 7 states have internal predecessors, (5432), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 20:48:54,806 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 776.0) internal successors, (5432), 7 states have internal predecessors, (5432), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 20:48:54,806 INFO L175 Difference]: Start difference. First operand has 101 places, 96 transitions, 218 flow. Second operand 6 states and 2068 transitions. [2022-12-13 20:48:54,806 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 105 places, 187 transitions, 718 flow [2022-12-13 20:48:54,814 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 100 places, 187 transitions, 700 flow, removed 0 selfloop flow, removed 5 redundant places. [2022-12-13 20:48:54,815 INFO L231 Difference]: Finished difference. Result has 100 places, 95 transitions, 216 flow [2022-12-13 20:48:54,816 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=776, PETRI_DIFFERENCE_MINUEND_FLOW=206, PETRI_DIFFERENCE_MINUEND_PLACES=95, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=95, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=90, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=216, PETRI_PLACES=100, PETRI_TRANSITIONS=95} [2022-12-13 20:48:54,816 INFO L288 CegarLoopForPetriNet]: 181 programPoint places, -81 predicate places. [2022-12-13 20:48:54,816 INFO L495 AbstractCegarLoop]: Abstraction has has 100 places, 95 transitions, 216 flow [2022-12-13 20:48:54,817 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 323.6666666666667) internal successors, (1942), 6 states have internal predecessors, (1942), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 20:48:54,817 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-12-13 20:48:54,817 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 20:48:54,817 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-13 20:48:54,817 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting thread4Err3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2022-12-13 20:48:54,817 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:48:54,817 INFO L85 PathProgramCache]: Analyzing trace with hash -1789174344, now seen corresponding path program 1 times [2022-12-13 20:48:54,818 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:48:54,818 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1923096950] [2022-12-13 20:48:54,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:48:54,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:48:54,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:48:55,018 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 20:48:55,018 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 20:48:55,018 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1923096950] [2022-12-13 20:48:55,019 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1923096950] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:48:55,019 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 20:48:55,019 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 20:48:55,019 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1931283555] [2022-12-13 20:48:55,019 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:48:55,019 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 20:48:55,019 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 20:48:55,020 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 20:48:55,020 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-12-13 20:48:55,268 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 321 out of 776 [2022-12-13 20:48:55,269 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 100 places, 95 transitions, 216 flow. Second operand has 6 states, 6 states have (on average 324.0) internal successors, (1944), 6 states have internal predecessors, (1944), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 20:48:55,269 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-13 20:48:55,269 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 321 of 776 [2022-12-13 20:48:55,269 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-13 20:48:56,800 INFO L130 PetriNetUnfolder]: 12320/18025 cut-off events. [2022-12-13 20:48:56,801 INFO L131 PetriNetUnfolder]: For 695/695 co-relation queries the response was YES. [2022-12-13 20:48:56,823 INFO L83 FinitePrefix]: Finished finitePrefix Result has 34496 conditions, 18025 events. 12320/18025 cut-off events. For 695/695 co-relation queries the response was YES. Maximal size of possible extension queue 403. Compared 97864 event pairs, 5833 based on Foata normal form. 0/14131 useless extension candidates. Maximal degree in co-relation 34492. Up to 10351 conditions per place. [2022-12-13 20:48:56,862 INFO L137 encePairwiseOnDemand]: 770/776 looper letters, 136 selfloop transitions, 5 changer transitions 0/186 dead transitions. [2022-12-13 20:48:56,862 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 104 places, 186 transitions, 716 flow [2022-12-13 20:48:56,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 20:48:56,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2022-12-13 20:48:56,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2068 transitions. [2022-12-13 20:48:56,866 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.44415807560137455 [2022-12-13 20:48:56,866 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 2068 transitions. [2022-12-13 20:48:56,866 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 2068 transitions. [2022-12-13 20:48:56,866 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 20:48:56,866 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 2068 transitions. [2022-12-13 20:48:56,868 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 344.6666666666667) internal successors, (2068), 6 states have internal predecessors, (2068), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 20:48:56,871 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 776.0) internal successors, (5432), 7 states have internal predecessors, (5432), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 20:48:56,872 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 776.0) internal successors, (5432), 7 states have internal predecessors, (5432), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 20:48:56,872 INFO L175 Difference]: Start difference. First operand has 100 places, 95 transitions, 216 flow. Second operand 6 states and 2068 transitions. [2022-12-13 20:48:56,872 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 104 places, 186 transitions, 716 flow [2022-12-13 20:48:56,873 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 99 places, 186 transitions, 698 flow, removed 0 selfloop flow, removed 5 redundant places. [2022-12-13 20:48:56,874 INFO L231 Difference]: Finished difference. Result has 99 places, 94 transitions, 214 flow [2022-12-13 20:48:56,874 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=776, PETRI_DIFFERENCE_MINUEND_FLOW=204, PETRI_DIFFERENCE_MINUEND_PLACES=94, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=94, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=89, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=214, PETRI_PLACES=99, PETRI_TRANSITIONS=94} [2022-12-13 20:48:56,875 INFO L288 CegarLoopForPetriNet]: 181 programPoint places, -82 predicate places. [2022-12-13 20:48:56,875 INFO L495 AbstractCegarLoop]: Abstraction has has 99 places, 94 transitions, 214 flow [2022-12-13 20:48:56,875 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 324.0) internal successors, (1944), 6 states have internal predecessors, (1944), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 20:48:56,875 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-12-13 20:48:56,875 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 20:48:56,876 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-12-13 20:48:56,876 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2022-12-13 20:48:56,876 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:48:56,876 INFO L85 PathProgramCache]: Analyzing trace with hash 1440369412, now seen corresponding path program 1 times [2022-12-13 20:48:56,876 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:48:56,876 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1011568338] [2022-12-13 20:48:56,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:48:56,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:48:56,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:48:57,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 20:48:57,191 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 20:48:57,191 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1011568338] [2022-12-13 20:48:57,191 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1011568338] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:48:57,191 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 20:48:57,191 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 20:48:57,191 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1663543420] [2022-12-13 20:48:57,191 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:48:57,192 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 20:48:57,192 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 20:48:57,192 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 20:48:57,192 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-12-13 20:48:57,452 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 320 out of 776 [2022-12-13 20:48:57,453 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 99 places, 94 transitions, 214 flow. Second operand has 6 states, 6 states have (on average 324.0) internal successors, (1944), 6 states have internal predecessors, (1944), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 20:48:57,453 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-13 20:48:57,453 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 320 of 776 [2022-12-13 20:48:57,453 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-13 20:48:58,677 INFO L130 PetriNetUnfolder]: 8842/13629 cut-off events. [2022-12-13 20:48:58,677 INFO L131 PetriNetUnfolder]: For 558/687 co-relation queries the response was YES. [2022-12-13 20:48:58,702 INFO L83 FinitePrefix]: Finished finitePrefix Result has 25722 conditions, 13629 events. 8842/13629 cut-off events. For 558/687 co-relation queries the response was YES. Maximal size of possible extension queue 378. Compared 78421 event pairs, 5973 based on Foata normal form. 0/10724 useless extension candidates. Maximal degree in co-relation 25718. Up to 10661 conditions per place. [2022-12-13 20:48:58,709 INFO L137 encePairwiseOnDemand]: 771/776 looper letters, 0 selfloop transitions, 0 changer transitions 161/161 dead transitions. [2022-12-13 20:48:58,709 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 103 places, 161 transitions, 612 flow [2022-12-13 20:48:58,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 20:48:58,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2022-12-13 20:48:58,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2037 transitions. [2022-12-13 20:48:58,712 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.4375 [2022-12-13 20:48:58,712 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 2037 transitions. [2022-12-13 20:48:58,712 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 2037 transitions. [2022-12-13 20:48:58,713 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 20:48:58,713 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 2037 transitions. [2022-12-13 20:48:58,716 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 339.5) internal successors, (2037), 6 states have internal predecessors, (2037), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 20:48:58,722 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 776.0) internal successors, (5432), 7 states have internal predecessors, (5432), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 20:48:58,723 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 776.0) internal successors, (5432), 7 states have internal predecessors, (5432), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 20:48:58,723 INFO L175 Difference]: Start difference. First operand has 99 places, 94 transitions, 214 flow. Second operand 6 states and 2037 transitions. [2022-12-13 20:48:58,723 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 103 places, 161 transitions, 612 flow [2022-12-13 20:48:58,726 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 98 places, 161 transitions, 594 flow, removed 0 selfloop flow, removed 5 redundant places. [2022-12-13 20:48:58,727 INFO L231 Difference]: Finished difference. Result has 98 places, 0 transitions, 0 flow [2022-12-13 20:48:58,727 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=776, PETRI_DIFFERENCE_MINUEND_FLOW=202, PETRI_DIFFERENCE_MINUEND_PLACES=93, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=93, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=93, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=0, PETRI_PLACES=98, PETRI_TRANSITIONS=0} [2022-12-13 20:48:58,728 INFO L288 CegarLoopForPetriNet]: 181 programPoint places, -83 predicate places. [2022-12-13 20:48:58,728 INFO L495 AbstractCegarLoop]: Abstraction has has 98 places, 0 transitions, 0 flow [2022-12-13 20:48:58,729 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 324.0) internal successors, (1944), 6 states have internal predecessors, (1944), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 20:48:58,731 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (146 of 147 remaining) [2022-12-13 20:48:58,731 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (145 of 147 remaining) [2022-12-13 20:48:58,731 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (144 of 147 remaining) [2022-12-13 20:48:58,732 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (143 of 147 remaining) [2022-12-13 20:48:58,732 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err4INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (142 of 147 remaining) [2022-12-13 20:48:58,732 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (141 of 147 remaining) [2022-12-13 20:48:58,732 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (140 of 147 remaining) [2022-12-13 20:48:58,732 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (139 of 147 remaining) [2022-12-13 20:48:58,732 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (138 of 147 remaining) [2022-12-13 20:48:58,732 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (137 of 147 remaining) [2022-12-13 20:48:58,733 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (136 of 147 remaining) [2022-12-13 20:48:58,733 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (135 of 147 remaining) [2022-12-13 20:48:58,733 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (134 of 147 remaining) [2022-12-13 20:48:58,733 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (133 of 147 remaining) [2022-12-13 20:48:58,733 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (132 of 147 remaining) [2022-12-13 20:48:58,733 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (131 of 147 remaining) [2022-12-13 20:48:58,733 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (130 of 147 remaining) [2022-12-13 20:48:58,733 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (129 of 147 remaining) [2022-12-13 20:48:58,734 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (128 of 147 remaining) [2022-12-13 20:48:58,734 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (127 of 147 remaining) [2022-12-13 20:48:58,734 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err12ASSERT_VIOLATIONDATA_RACE (126 of 147 remaining) [2022-12-13 20:48:58,734 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (125 of 147 remaining) [2022-12-13 20:48:58,734 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (124 of 147 remaining) [2022-12-13 20:48:58,734 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (123 of 147 remaining) [2022-12-13 20:48:58,735 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (122 of 147 remaining) [2022-12-13 20:48:58,735 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (121 of 147 remaining) [2022-12-13 20:48:58,735 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (120 of 147 remaining) [2022-12-13 20:48:58,735 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (119 of 147 remaining) [2022-12-13 20:48:58,735 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (118 of 147 remaining) [2022-12-13 20:48:58,735 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (117 of 147 remaining) [2022-12-13 20:48:58,735 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (116 of 147 remaining) [2022-12-13 20:48:58,735 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (115 of 147 remaining) [2022-12-13 20:48:58,736 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (114 of 147 remaining) [2022-12-13 20:48:58,736 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (113 of 147 remaining) [2022-12-13 20:48:58,736 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (112 of 147 remaining) [2022-12-13 20:48:58,736 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (111 of 147 remaining) [2022-12-13 20:48:58,736 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (110 of 147 remaining) [2022-12-13 20:48:58,736 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (109 of 147 remaining) [2022-12-13 20:48:58,736 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (108 of 147 remaining) [2022-12-13 20:48:58,737 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (107 of 147 remaining) [2022-12-13 20:48:58,737 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (106 of 147 remaining) [2022-12-13 20:48:58,737 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (105 of 147 remaining) [2022-12-13 20:48:58,737 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (104 of 147 remaining) [2022-12-13 20:48:58,737 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (103 of 147 remaining) [2022-12-13 20:48:58,737 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (102 of 147 remaining) [2022-12-13 20:48:58,737 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (101 of 147 remaining) [2022-12-13 20:48:58,738 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (100 of 147 remaining) [2022-12-13 20:48:58,738 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (99 of 147 remaining) [2022-12-13 20:48:58,738 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (98 of 147 remaining) [2022-12-13 20:48:58,738 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (97 of 147 remaining) [2022-12-13 20:48:58,738 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (96 of 147 remaining) [2022-12-13 20:48:58,738 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err0ASSERT_VIOLATIONDATA_RACE (95 of 147 remaining) [2022-12-13 20:48:58,738 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err1ASSERT_VIOLATIONDATA_RACE (94 of 147 remaining) [2022-12-13 20:48:58,738 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err2ASSERT_VIOLATIONDATA_RACE (93 of 147 remaining) [2022-12-13 20:48:58,739 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err3ASSERT_VIOLATIONDATA_RACE (92 of 147 remaining) [2022-12-13 20:48:58,739 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (91 of 147 remaining) [2022-12-13 20:48:58,739 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (90 of 147 remaining) [2022-12-13 20:48:58,739 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err11ASSERT_VIOLATIONDATA_RACE (89 of 147 remaining) [2022-12-13 20:48:58,739 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err12ASSERT_VIOLATIONDATA_RACE (88 of 147 remaining) [2022-12-13 20:48:58,739 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err0ASSERT_VIOLATIONDATA_RACE (87 of 147 remaining) [2022-12-13 20:48:58,739 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err1ASSERT_VIOLATIONDATA_RACE (86 of 147 remaining) [2022-12-13 20:48:58,739 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err2ASSERT_VIOLATIONDATA_RACE (85 of 147 remaining) [2022-12-13 20:48:58,740 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err3ASSERT_VIOLATIONDATA_RACE (84 of 147 remaining) [2022-12-13 20:48:58,740 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err4ASSERT_VIOLATIONDATA_RACE (83 of 147 remaining) [2022-12-13 20:48:58,740 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err5ASSERT_VIOLATIONDATA_RACE (82 of 147 remaining) [2022-12-13 20:48:58,740 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err6ASSERT_VIOLATIONDATA_RACE (81 of 147 remaining) [2022-12-13 20:48:58,740 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err7ASSERT_VIOLATIONDATA_RACE (80 of 147 remaining) [2022-12-13 20:48:58,740 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err8ASSERT_VIOLATIONDATA_RACE (79 of 147 remaining) [2022-12-13 20:48:58,740 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err9ASSERT_VIOLATIONDATA_RACE (78 of 147 remaining) [2022-12-13 20:48:58,740 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err10ASSERT_VIOLATIONDATA_RACE (77 of 147 remaining) [2022-12-13 20:48:58,741 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err11ASSERT_VIOLATIONDATA_RACE (76 of 147 remaining) [2022-12-13 20:48:58,741 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err12ASSERT_VIOLATIONDATA_RACE (75 of 147 remaining) [2022-12-13 20:48:58,741 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err0ASSERT_VIOLATIONDATA_RACE (74 of 147 remaining) [2022-12-13 20:48:58,741 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err1ASSERT_VIOLATIONDATA_RACE (73 of 147 remaining) [2022-12-13 20:48:58,741 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err2ASSERT_VIOLATIONDATA_RACE (72 of 147 remaining) [2022-12-13 20:48:58,741 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err3ASSERT_VIOLATIONDATA_RACE (71 of 147 remaining) [2022-12-13 20:48:58,741 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err4ASSERT_VIOLATIONDATA_RACE (70 of 147 remaining) [2022-12-13 20:48:58,741 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err5ASSERT_VIOLATIONDATA_RACE (69 of 147 remaining) [2022-12-13 20:48:58,742 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err6ASSERT_VIOLATIONDATA_RACE (68 of 147 remaining) [2022-12-13 20:48:58,742 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err7ASSERT_VIOLATIONDATA_RACE (67 of 147 remaining) [2022-12-13 20:48:58,742 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err8ASSERT_VIOLATIONDATA_RACE (66 of 147 remaining) [2022-12-13 20:48:58,742 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err9ASSERT_VIOLATIONDATA_RACE (65 of 147 remaining) [2022-12-13 20:48:58,742 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err10ASSERT_VIOLATIONDATA_RACE (64 of 147 remaining) [2022-12-13 20:48:58,742 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (63 of 147 remaining) [2022-12-13 20:48:58,742 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (62 of 147 remaining) [2022-12-13 20:48:58,742 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (61 of 147 remaining) [2022-12-13 20:48:58,743 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (60 of 147 remaining) [2022-12-13 20:48:58,743 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Thread1of1ForFork3Err6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (59 of 147 remaining) [2022-12-13 20:48:58,743 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Thread1of1ForFork3Err7INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (58 of 147 remaining) [2022-12-13 20:48:58,743 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (57 of 147 remaining) [2022-12-13 20:48:58,743 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (56 of 147 remaining) [2022-12-13 20:48:58,743 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (55 of 147 remaining) [2022-12-13 20:48:58,743 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (54 of 147 remaining) [2022-12-13 20:48:58,743 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (53 of 147 remaining) [2022-12-13 20:48:58,743 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (52 of 147 remaining) [2022-12-13 20:48:58,744 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (51 of 147 remaining) [2022-12-13 20:48:58,744 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (50 of 147 remaining) [2022-12-13 20:48:58,744 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (49 of 147 remaining) [2022-12-13 20:48:58,744 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (48 of 147 remaining) [2022-12-13 20:48:58,744 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (47 of 147 remaining) [2022-12-13 20:48:58,744 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (46 of 147 remaining) [2022-12-13 20:48:58,744 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (45 of 147 remaining) [2022-12-13 20:48:58,744 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (44 of 147 remaining) [2022-12-13 20:48:58,745 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err12ASSERT_VIOLATIONDATA_RACE (43 of 147 remaining) [2022-12-13 20:48:58,745 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (42 of 147 remaining) [2022-12-13 20:48:58,745 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (41 of 147 remaining) [2022-12-13 20:48:58,745 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (40 of 147 remaining) [2022-12-13 20:48:58,745 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (39 of 147 remaining) [2022-12-13 20:48:58,745 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (38 of 147 remaining) [2022-12-13 20:48:58,745 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (37 of 147 remaining) [2022-12-13 20:48:58,745 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (36 of 147 remaining) [2022-12-13 20:48:58,746 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (35 of 147 remaining) [2022-12-13 20:48:58,746 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (34 of 147 remaining) [2022-12-13 20:48:58,746 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (33 of 147 remaining) [2022-12-13 20:48:58,746 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (32 of 147 remaining) [2022-12-13 20:48:58,746 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err0ASSERT_VIOLATIONDATA_RACE (31 of 147 remaining) [2022-12-13 20:48:58,746 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err1ASSERT_VIOLATIONDATA_RACE (30 of 147 remaining) [2022-12-13 20:48:58,746 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err2ASSERT_VIOLATIONDATA_RACE (29 of 147 remaining) [2022-12-13 20:48:58,746 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err3ASSERT_VIOLATIONDATA_RACE (28 of 147 remaining) [2022-12-13 20:48:58,746 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Thread1of1ForFork5Err2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (27 of 147 remaining) [2022-12-13 20:48:58,747 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Thread1of1ForFork5Err9INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (26 of 147 remaining) [2022-12-13 20:48:58,747 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err11ASSERT_VIOLATIONDATA_RACE (25 of 147 remaining) [2022-12-13 20:48:58,747 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err12ASSERT_VIOLATIONDATA_RACE (24 of 147 remaining) [2022-12-13 20:48:58,747 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err0ASSERT_VIOLATIONDATA_RACE (23 of 147 remaining) [2022-12-13 20:48:58,747 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err1ASSERT_VIOLATIONDATA_RACE (22 of 147 remaining) [2022-12-13 20:48:58,747 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err2ASSERT_VIOLATIONDATA_RACE (21 of 147 remaining) [2022-12-13 20:48:58,747 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err3ASSERT_VIOLATIONDATA_RACE (20 of 147 remaining) [2022-12-13 20:48:58,747 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err4ASSERT_VIOLATIONDATA_RACE (19 of 147 remaining) [2022-12-13 20:48:58,748 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err5ASSERT_VIOLATIONDATA_RACE (18 of 147 remaining) [2022-12-13 20:48:58,748 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err6ASSERT_VIOLATIONDATA_RACE (17 of 147 remaining) [2022-12-13 20:48:58,748 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err7ASSERT_VIOLATIONDATA_RACE (16 of 147 remaining) [2022-12-13 20:48:58,748 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err8ASSERT_VIOLATIONDATA_RACE (15 of 147 remaining) [2022-12-13 20:48:58,748 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err9ASSERT_VIOLATIONDATA_RACE (14 of 147 remaining) [2022-12-13 20:48:58,748 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err10ASSERT_VIOLATIONDATA_RACE (13 of 147 remaining) [2022-12-13 20:48:58,748 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err11ASSERT_VIOLATIONDATA_RACE (12 of 147 remaining) [2022-12-13 20:48:58,748 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err12ASSERT_VIOLATIONDATA_RACE (11 of 147 remaining) [2022-12-13 20:48:58,749 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err0ASSERT_VIOLATIONDATA_RACE (10 of 147 remaining) [2022-12-13 20:48:58,749 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err1ASSERT_VIOLATIONDATA_RACE (9 of 147 remaining) [2022-12-13 20:48:58,749 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err2ASSERT_VIOLATIONDATA_RACE (8 of 147 remaining) [2022-12-13 20:48:58,749 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err3ASSERT_VIOLATIONDATA_RACE (7 of 147 remaining) [2022-12-13 20:48:58,749 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err4ASSERT_VIOLATIONDATA_RACE (6 of 147 remaining) [2022-12-13 20:48:58,749 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err5ASSERT_VIOLATIONDATA_RACE (5 of 147 remaining) [2022-12-13 20:48:58,749 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err6ASSERT_VIOLATIONDATA_RACE (4 of 147 remaining) [2022-12-13 20:48:58,749 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err7ASSERT_VIOLATIONDATA_RACE (3 of 147 remaining) [2022-12-13 20:48:58,750 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err8ASSERT_VIOLATIONDATA_RACE (2 of 147 remaining) [2022-12-13 20:48:58,750 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err9ASSERT_VIOLATIONDATA_RACE (1 of 147 remaining) [2022-12-13 20:48:58,750 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err10ASSERT_VIOLATIONDATA_RACE (0 of 147 remaining) [2022-12-13 20:48:58,750 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-12-13 20:48:58,750 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2022-12-13 20:48:58,756 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-12-13 20:48:58,756 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-13 20:48:58,760 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.12 08:48:58 BasicIcfg [2022-12-13 20:48:58,760 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-13 20:48:58,760 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 20:48:58,760 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 20:48:58,760 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 20:48:58,761 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 08:48:30" (3/4) ... [2022-12-13 20:48:58,763 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-13 20:48:58,768 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2022-12-13 20:48:58,768 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2022-12-13 20:48:58,768 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2022-12-13 20:48:58,768 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread4 [2022-12-13 20:48:58,769 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread5 [2022-12-13 20:48:58,769 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread6 [2022-12-13 20:48:58,773 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2022-12-13 20:48:58,773 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-12-13 20:48:58,774 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-12-13 20:48:58,774 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-13 20:48:58,808 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106048e7-db69-4dd8-ade1-14641f48b153/bin/uautomizer-uyxdKDjOR8/witness.graphml [2022-12-13 20:48:58,808 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 20:48:58,808 INFO L158 Benchmark]: Toolchain (without parser) took 30166.48ms. Allocated memory was 117.4MB in the beginning and 2.8GB in the end (delta: 2.6GB). Free memory was 68.8MB in the beginning and 870.7MB in the end (delta: -802.0MB). Peak memory consumption was 1.8GB. Max. memory is 16.1GB. [2022-12-13 20:48:58,808 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 117.4MB. Free memory was 90.4MB in the beginning and 90.3MB in the end (delta: 104.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 20:48:58,809 INFO L158 Benchmark]: CACSL2BoogieTranslator took 265.12ms. Allocated memory was 117.4MB in the beginning and 174.1MB in the end (delta: 56.6MB). Free memory was 68.5MB in the beginning and 141.0MB in the end (delta: -72.5MB). Peak memory consumption was 18.8MB. Max. memory is 16.1GB. [2022-12-13 20:48:58,809 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.98ms. Allocated memory is still 174.1MB. Free memory was 141.0MB in the beginning and 137.7MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-13 20:48:58,809 INFO L158 Benchmark]: Boogie Preprocessor took 43.20ms. Allocated memory is still 174.1MB. Free memory was 137.7MB in the beginning and 134.5MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 20:48:58,809 INFO L158 Benchmark]: RCFGBuilder took 1008.11ms. Allocated memory is still 174.1MB. Free memory was 134.5MB in the beginning and 87.4MB in the end (delta: 47.1MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. [2022-12-13 20:48:58,809 INFO L158 Benchmark]: TraceAbstraction took 28753.11ms. Allocated memory was 174.1MB in the beginning and 2.8GB in the end (delta: 2.6GB). Free memory was 86.4MB in the beginning and 874.9MB in the end (delta: -788.5MB). Peak memory consumption was 1.8GB. Max. memory is 16.1GB. [2022-12-13 20:48:58,810 INFO L158 Benchmark]: Witness Printer took 47.58ms. Allocated memory is still 2.8GB. Free memory was 874.9MB in the beginning and 870.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-13 20:48:58,811 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 117.4MB. Free memory was 90.4MB in the beginning and 90.3MB in the end (delta: 104.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 265.12ms. Allocated memory was 117.4MB in the beginning and 174.1MB in the end (delta: 56.6MB). Free memory was 68.5MB in the beginning and 141.0MB in the end (delta: -72.5MB). Peak memory consumption was 18.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.98ms. Allocated memory is still 174.1MB. Free memory was 141.0MB in the beginning and 137.7MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.20ms. Allocated memory is still 174.1MB. Free memory was 137.7MB in the beginning and 134.5MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1008.11ms. Allocated memory is still 174.1MB. Free memory was 134.5MB in the beginning and 87.4MB in the end (delta: 47.1MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. * TraceAbstraction took 28753.11ms. Allocated memory was 174.1MB in the beginning and 2.8GB in the end (delta: 2.6GB). Free memory was 86.4MB in the beginning and 874.9MB in the end (delta: -788.5MB). Peak memory consumption was 1.8GB. Max. memory is 16.1GB. * Witness Printer took 47.58ms. Allocated memory is still 2.8GB. Free memory was 874.9MB in the beginning and 870.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 7.0s, 377 PlacesBefore, 181 PlacesAfterwards, 375 TransitionsBefore, 171 TransitionsAfterwards, 26960 CoEnabledTransitionPairs, 9 FixpointIterations, 200 TrivialSequentialCompositions, 119 ConcurrentSequentialCompositions, 12 TrivialYvCompositions, 0 ConcurrentYvCompositions, 8 ChoiceCompositions, 339 TotalNumberOfCompositions, 190230 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 59516, independent: 58047, independent conditional: 0, independent unconditional: 58047, dependent: 1469, dependent conditional: 0, dependent unconditional: 1469, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 10071, independent: 9910, independent conditional: 0, independent unconditional: 9910, dependent: 161, dependent conditional: 0, dependent unconditional: 161, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 59516, independent: 48137, independent conditional: 0, independent unconditional: 48137, dependent: 1308, dependent conditional: 0, dependent unconditional: 1308, unknown: 10071, unknown conditional: 0, unknown unconditional: 10071] , Statistics on independence cache: Total cache size (in pairs): 2754, Positive cache size: 2627, Positive conditional cache size: 0, Positive unconditional cache size: 2627, Negative cache size: 127, Negative conditional cache size: 0, Negative unconditional cache size: 127, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0 - PositiveResult [Line: 87]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 88]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 93]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 94]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 59]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 59]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 68]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 68]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 69]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 69]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 155]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 156]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 157]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 158]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 159]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 160]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 161]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 162]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 163]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 164]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 165]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 165]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 185]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 170]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 171]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 173]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 173]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 139]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 140]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 145]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 146]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 111]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 111]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 102]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 102]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 103]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 103]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 104]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 104]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 104]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 104]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 107]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 107]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 107]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 129]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 129]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 120]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 120]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 121]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 121]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 122]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 122]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 122]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 122]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 125]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 125]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 125]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 13 procedures, 564 locations, 147 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 28.6s, OverallIterations: 7, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 19.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 7.2s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1679 SdHoareTripleChecker+Valid, 3.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1066 mSDsluCounter, 1 SdHoareTripleChecker+Invalid, 3.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 840 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3682 IncrementalHoareTripleChecker+Invalid, 4522 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 840 mSolverCounterUnsat, 1 mSDtfsCounter, 3682 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 34 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=390occurred in iteration=0, InterpolantAutomatonStates: 38, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 166 NumberOfCodeBlocks, 166 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 159 ConstructedInterpolants, 0 QuantifiedInterpolants, 645 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 77 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2022-12-13 20:48:58,825 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106048e7-db69-4dd8-ade1-14641f48b153/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE