./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread/triangular-longer-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d3d81-4fe4-4475-9dee-b126655ec295/bin/uautomizer-vX5HgA9Q3a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d3d81-4fe4-4475-9dee-b126655ec295/bin/uautomizer-vX5HgA9Q3a/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d3d81-4fe4-4475-9dee-b126655ec295/bin/uautomizer-vX5HgA9Q3a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d3d81-4fe4-4475-9dee-b126655ec295/bin/uautomizer-vX5HgA9Q3a/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread/triangular-longer-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d3d81-4fe4-4475-9dee-b126655ec295/bin/uautomizer-vX5HgA9Q3a/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d3d81-4fe4-4475-9dee-b126655ec295/bin/uautomizer-vX5HgA9Q3a --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 1e30b67a045ce6921ac9aa6cdcebddb50c3d7d787a6b9dd7b66c9173f916fde4 --- 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-b5237d8 [2022-11-21 16:50:47,630 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 16:50:47,632 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 16:50:47,664 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 16:50:47,664 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 16:50:47,665 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 16:50:47,667 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 16:50:47,669 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 16:50:47,675 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 16:50:47,681 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 16:50:47,683 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 16:50:47,686 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 16:50:47,686 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 16:50:47,691 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 16:50:47,695 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 16:50:47,697 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 16:50:47,699 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 16:50:47,700 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 16:50:47,701 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 16:50:47,707 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 16:50:47,711 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 16:50:47,713 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 16:50:47,716 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 16:50:47,717 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 16:50:47,724 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 16:50:47,725 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 16:50:47,725 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 16:50:47,726 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 16:50:47,726 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 16:50:47,727 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 16:50:47,728 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 16:50:47,728 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 16:50:47,729 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 16:50:47,730 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 16:50:47,731 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 16:50:47,731 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 16:50:47,732 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 16:50:47,732 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 16:50:47,733 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 16:50:47,734 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 16:50:47,739 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 16:50:47,740 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d3d81-4fe4-4475-9dee-b126655ec295/bin/uautomizer-vX5HgA9Q3a/config/svcomp-DataRace-32bit-Automizer_Default.epf [2022-11-21 16:50:47,782 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 16:50:47,783 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 16:50:47,783 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-21 16:50:47,783 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-21 16:50:47,784 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 16:50:47,784 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-21 16:50:47,785 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 16:50:47,785 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 16:50:47,786 INFO L138 SettingsManager]: * Use SBE=true [2022-11-21 16:50:47,786 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 16:50:47,787 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 16:50:47,788 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 16:50:47,788 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 16:50:47,788 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 16:50:47,788 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 16:50:47,788 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 16:50:47,789 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 16:50:47,789 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 16:50:47,789 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-11-21 16:50:47,789 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 16:50:47,790 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 16:50:47,790 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 16:50:47,790 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 16:50:47,790 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 16:50:47,790 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-21 16:50:47,791 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-21 16:50:47,791 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 16:50:47,791 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 16:50:47,791 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 16:50:47,792 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 16:50:47,792 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-21 16:50:47,792 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 16:50:47,792 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-21 16:50:47,793 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-21 16:50:47,793 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 16:50:47,793 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d3d81-4fe4-4475-9dee-b126655ec295/bin/uautomizer-vX5HgA9Q3a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d3d81-4fe4-4475-9dee-b126655ec295/bin/uautomizer-vX5HgA9Q3a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1e30b67a045ce6921ac9aa6cdcebddb50c3d7d787a6b9dd7b66c9173f916fde4 [2022-11-21 16:50:48,091 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 16:50:48,123 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 16:50:48,127 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 16:50:48,128 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 16:50:48,128 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 16:50:48,130 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d3d81-4fe4-4475-9dee-b126655ec295/bin/uautomizer-vX5HgA9Q3a/../../sv-benchmarks/c/pthread/triangular-longer-1.i [2022-11-21 16:50:51,239 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 16:50:51,540 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 16:50:51,541 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d3d81-4fe4-4475-9dee-b126655ec295/sv-benchmarks/c/pthread/triangular-longer-1.i [2022-11-21 16:50:51,556 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d3d81-4fe4-4475-9dee-b126655ec295/bin/uautomizer-vX5HgA9Q3a/data/1228e440b/666d11a8637c40d29b374fe17fa864e5/FLAG1622b3f8d [2022-11-21 16:50:51,571 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d3d81-4fe4-4475-9dee-b126655ec295/bin/uautomizer-vX5HgA9Q3a/data/1228e440b/666d11a8637c40d29b374fe17fa864e5 [2022-11-21 16:50:51,574 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 16:50:51,576 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 16:50:51,577 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 16:50:51,577 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 16:50:51,581 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 16:50:51,582 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:50:51" (1/1) ... [2022-11-21 16:50:51,583 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47c7d72a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:50:51, skipping insertion in model container [2022-11-21 16:50:51,584 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:50:51" (1/1) ... [2022-11-21 16:50:51,592 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 16:50:51,625 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 16:50:52,031 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_133d3d81-4fe4-4475-9dee-b126655ec295/sv-benchmarks/c/pthread/triangular-longer-1.i[30961,30974] [2022-11-21 16:50:52,032 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 16:50:52,044 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 16:50:52,120 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_133d3d81-4fe4-4475-9dee-b126655ec295/sv-benchmarks/c/pthread/triangular-longer-1.i[30961,30974] [2022-11-21 16:50:52,121 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 16:50:52,164 INFO L208 MainTranslator]: Completed translation [2022-11-21 16:50:52,165 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:50:52 WrapperNode [2022-11-21 16:50:52,165 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 16:50:52,166 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 16:50:52,167 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 16:50:52,167 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 16:50:52,175 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:50:52" (1/1) ... [2022-11-21 16:50:52,207 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:50:52" (1/1) ... [2022-11-21 16:50:52,244 INFO L138 Inliner]: procedures = 169, calls = 24, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 51 [2022-11-21 16:50:52,245 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 16:50:52,245 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 16:50:52,245 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 16:50:52,246 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 16:50:52,256 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:50:52" (1/1) ... [2022-11-21 16:50:52,257 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:50:52" (1/1) ... [2022-11-21 16:50:52,264 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:50:52" (1/1) ... [2022-11-21 16:50:52,265 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:50:52" (1/1) ... [2022-11-21 16:50:52,278 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:50:52" (1/1) ... [2022-11-21 16:50:52,281 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:50:52" (1/1) ... [2022-11-21 16:50:52,293 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:50:52" (1/1) ... [2022-11-21 16:50:52,294 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:50:52" (1/1) ... [2022-11-21 16:50:52,297 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 16:50:52,297 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 16:50:52,298 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 16:50:52,298 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 16:50:52,299 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:50:52" (1/1) ... [2022-11-21 16:50:52,315 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 16:50:52,327 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d3d81-4fe4-4475-9dee-b126655ec295/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:50:52,341 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d3d81-4fe4-4475-9dee-b126655ec295/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-21 16:50:52,356 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d3d81-4fe4-4475-9dee-b126655ec295/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-21 16:50:52,393 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-11-21 16:50:52,393 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-11-21 16:50:52,393 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-11-21 16:50:52,393 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-11-21 16:50:52,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 16:50:52,394 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-21 16:50:52,394 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 16:50:52,394 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 16:50:52,394 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 16:50:52,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 16:50:52,394 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-21 16:50:52,395 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 16:50:52,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 16:50:52,396 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-21 16:50:52,526 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 16:50:52,536 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 16:50:52,825 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 16:50:52,869 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 16:50:52,869 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-21 16:50:52,872 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:50:52 BoogieIcfgContainer [2022-11-21 16:50:52,872 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 16:50:52,875 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-21 16:50:52,875 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-21 16:50:52,879 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-21 16:50:52,880 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 04:50:51" (1/3) ... [2022-11-21 16:50:52,881 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ff1b6ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 04:50:52, skipping insertion in model container [2022-11-21 16:50:52,881 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:50:52" (2/3) ... [2022-11-21 16:50:52,881 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ff1b6ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 04:50:52, skipping insertion in model container [2022-11-21 16:50:52,882 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:50:52" (3/3) ... [2022-11-21 16:50:52,883 INFO L112 eAbstractionObserver]: Analyzing ICFG triangular-longer-1.i [2022-11-21 16:50:52,893 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-21 16:50:52,905 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-21 16:50:52,905 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2022-11-21 16:50:52,905 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-21 16:50:52,969 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-11-21 16:50:53,012 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 77 places, 75 transitions, 160 flow [2022-11-21 16:50:53,053 INFO L130 PetriNetUnfolder]: 5/73 cut-off events. [2022-11-21 16:50:53,054 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-11-21 16:50:53,060 INFO L83 FinitePrefix]: Finished finitePrefix Result has 80 conditions, 73 events. 5/73 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 92 event pairs, 0 based on Foata normal form. 0/62 useless extension candidates. Maximal degree in co-relation 52. Up to 2 conditions per place. [2022-11-21 16:50:53,060 INFO L82 GeneralOperation]: Start removeDead. Operand has 77 places, 75 transitions, 160 flow [2022-11-21 16:50:53,064 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 75 places, 73 transitions, 152 flow [2022-11-21 16:50:53,075 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-21 16:50:53,082 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;@f6fbaa5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-21 16:50:53,082 INFO L358 AbstractCegarLoop]: Starting to check reachability of 12 error locations. [2022-11-21 16:50:53,094 INFO L130 PetriNetUnfolder]: 1/33 cut-off events. [2022-11-21 16:50:53,094 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-11-21 16:50:53,095 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-21 16:50:53,095 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] [2022-11-21 16:50:53,096 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting t1Err0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 9 more)] === [2022-11-21 16:50:53,101 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:50:53,102 INFO L85 PathProgramCache]: Analyzing trace with hash -248131206, now seen corresponding path program 1 times [2022-11-21 16:50:53,112 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:50:53,113 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [106029734] [2022-11-21 16:50:53,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:50:53,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:50:53,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:50:53,370 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:50:53,373 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:50:53,373 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [106029734] [2022-11-21 16:50:53,374 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [106029734] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:50:53,374 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:50:53,374 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2022-11-21 16:50:53,375 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [60580570] [2022-11-21 16:50:53,376 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:50:53,383 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-21 16:50:53,383 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:50:53,432 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-21 16:50:53,433 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-21 16:50:53,436 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 59 out of 75 [2022-11-21 16:50:53,438 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 75 places, 73 transitions, 152 flow. Second operand has 2 states, 2 states have (on average 60.0) internal successors, (120), 2 states have internal predecessors, (120), 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) [2022-11-21 16:50:53,439 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-21 16:50:53,439 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 59 of 75 [2022-11-21 16:50:53,440 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-21 16:50:53,514 INFO L130 PetriNetUnfolder]: 18/138 cut-off events. [2022-11-21 16:50:53,514 INFO L131 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2022-11-21 16:50:53,516 INFO L83 FinitePrefix]: Finished finitePrefix Result has 178 conditions, 138 events. 18/138 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 402 event pairs, 10 based on Foata normal form. 22/147 useless extension candidates. Maximal degree in co-relation 148. Up to 31 conditions per place. [2022-11-21 16:50:53,517 INFO L137 encePairwiseOnDemand]: 66/75 looper letters, 0 selfloop transitions, 0 changer transitions 63/63 dead transitions. [2022-11-21 16:50:53,517 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 69 places, 63 transitions, 144 flow [2022-11-21 16:50:53,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-21 16:50:53,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2022-11-21 16:50:53,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 133 transitions. [2022-11-21 16:50:53,532 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.8866666666666667 [2022-11-21 16:50:53,533 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 133 transitions. [2022-11-21 16:50:53,534 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 133 transitions. [2022-11-21 16:50:53,535 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 16:50:53,537 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 133 transitions. [2022-11-21 16:50:53,539 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 66.5) internal successors, (133), 2 states have internal predecessors, (133), 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) [2022-11-21 16:50:53,542 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 75.0) internal successors, (225), 3 states have internal predecessors, (225), 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) [2022-11-21 16:50:53,542 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 75.0) internal successors, (225), 3 states have internal predecessors, (225), 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) [2022-11-21 16:50:53,544 INFO L175 Difference]: Start difference. First operand has 75 places, 73 transitions, 152 flow. Second operand 2 states and 133 transitions. [2022-11-21 16:50:53,545 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 69 places, 63 transitions, 144 flow [2022-11-21 16:50:53,548 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 67 places, 63 transitions, 142 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-11-21 16:50:53,549 INFO L231 Difference]: Finished difference. Result has 67 places, 0 transitions, 0 flow [2022-11-21 16:50:53,551 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=75, PETRI_DIFFERENCE_MINUEND_FLOW=130, PETRI_DIFFERENCE_MINUEND_PLACES=66, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=63, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=63, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=0, PETRI_PLACES=67, PETRI_TRANSITIONS=0} [2022-11-21 16:50:53,555 INFO L288 CegarLoopForPetriNet]: 75 programPoint places, -8 predicate places. [2022-11-21 16:50:53,555 INFO L495 AbstractCegarLoop]: Abstraction has has 67 places, 0 transitions, 0 flow [2022-11-21 16:50:53,555 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 60.0) internal successors, (120), 2 states have internal predecessors, (120), 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) [2022-11-21 16:50:53,558 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (11 of 12 remaining) [2022-11-21 16:50:53,559 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (10 of 12 remaining) [2022-11-21 16:50:53,559 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (9 of 12 remaining) [2022-11-21 16:50:53,559 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (8 of 12 remaining) [2022-11-21 16:50:53,560 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t1Err0ASSERT_VIOLATIONDATA_RACE (7 of 12 remaining) [2022-11-21 16:50:53,560 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t1Err1ASSERT_VIOLATIONDATA_RACE (6 of 12 remaining) [2022-11-21 16:50:53,560 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t2Err0ASSERT_VIOLATIONDATA_RACE (5 of 12 remaining) [2022-11-21 16:50:53,561 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t2Err1ASSERT_VIOLATIONDATA_RACE (4 of 12 remaining) [2022-11-21 16:50:53,561 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t1Err0ASSERT_VIOLATIONDATA_RACE (3 of 12 remaining) [2022-11-21 16:50:53,561 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t1Err1ASSERT_VIOLATIONDATA_RACE (2 of 12 remaining) [2022-11-21 16:50:53,561 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t2Err0ASSERT_VIOLATIONDATA_RACE (1 of 12 remaining) [2022-11-21 16:50:53,562 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t2Err1ASSERT_VIOLATIONDATA_RACE (0 of 12 remaining) [2022-11-21 16:50:53,562 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-21 16:50:53,562 INFO L444 BasicCegarLoop]: Path program histogram: [1] [2022-11-21 16:50:53,569 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-11-21 16:50:53,569 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-21 16:50:53,576 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.11 04:50:53 BasicIcfg [2022-11-21 16:50:53,576 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-21 16:50:53,576 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 16:50:53,577 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 16:50:53,577 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 16:50:53,577 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:50:52" (3/4) ... [2022-11-21 16:50:53,580 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-21 16:50:53,586 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure t1 [2022-11-21 16:50:53,587 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure t2 [2022-11-21 16:50:53,590 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2022-11-21 16:50:53,590 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2022-11-21 16:50:53,591 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-21 16:50:53,591 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-21 16:50:53,624 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d3d81-4fe4-4475-9dee-b126655ec295/bin/uautomizer-vX5HgA9Q3a/witness.graphml [2022-11-21 16:50:53,624 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 16:50:53,625 INFO L158 Benchmark]: Toolchain (without parser) took 2049.62ms. Allocated memory is still 192.9MB. Free memory was 144.1MB in the beginning and 142.1MB in the end (delta: 2.0MB). Peak memory consumption was 3.5MB. Max. memory is 16.1GB. [2022-11-21 16:50:53,626 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 142.6MB. Free memory was 85.3MB in the beginning and 85.2MB in the end (delta: 161.4kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 16:50:53,626 INFO L158 Benchmark]: CACSL2BoogieTranslator took 588.35ms. Allocated memory is still 192.9MB. Free memory was 144.1MB in the beginning and 124.7MB in the end (delta: 19.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-21 16:50:53,627 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.48ms. Allocated memory is still 192.9MB. Free memory was 124.7MB in the beginning and 122.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 16:50:53,628 INFO L158 Benchmark]: Boogie Preprocessor took 51.42ms. Allocated memory is still 192.9MB. Free memory was 122.6MB in the beginning and 121.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 16:50:53,628 INFO L158 Benchmark]: RCFGBuilder took 575.13ms. Allocated memory is still 192.9MB. Free memory was 121.0MB in the beginning and 105.8MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-21 16:50:53,629 INFO L158 Benchmark]: TraceAbstraction took 700.60ms. Allocated memory is still 192.9MB. Free memory was 104.8MB in the beginning and 144.2MB in the end (delta: -39.5MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 16:50:53,629 INFO L158 Benchmark]: Witness Printer took 48.19ms. Allocated memory is still 192.9MB. Free memory was 144.2MB in the beginning and 142.1MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 16:50:53,632 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 142.6MB. Free memory was 85.3MB in the beginning and 85.2MB in the end (delta: 161.4kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 588.35ms. Allocated memory is still 192.9MB. Free memory was 144.1MB in the beginning and 124.7MB in the end (delta: 19.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.48ms. Allocated memory is still 192.9MB. Free memory was 124.7MB in the beginning and 122.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.42ms. Allocated memory is still 192.9MB. Free memory was 122.6MB in the beginning and 121.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 575.13ms. Allocated memory is still 192.9MB. Free memory was 121.0MB in the beginning and 105.8MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 700.60ms. Allocated memory is still 192.9MB. Free memory was 104.8MB in the beginning and 144.2MB in the end (delta: -39.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 48.19ms. Allocated memory is still 192.9MB. Free memory was 144.2MB in the beginning and 142.1MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 716]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 719]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 698]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 698]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 706]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 706]: 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 5 procedures, 97 locations, 12 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: 0.6s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6 IncrementalHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 0 mSDtfsCounter, 6 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=152occurred in iteration=0, InterpolantAutomatonStates: 2, 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, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 27 NumberOfCodeBlocks, 27 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 26 ConstructedInterpolants, 0 QuantifiedInterpolants, 26 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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 6 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2022-11-21 16:50:53,661 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d3d81-4fe4-4475-9dee-b126655ec295/bin/uautomizer-vX5HgA9Q3a/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