./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/goblint-regression/13-privatized_18-first-reads_unknown_1_neg.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc 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_79dd8345-451a-488a-b9f2-9b04f3db8a25/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79dd8345-451a-488a-b9f2-9b04f3db8a25/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79dd8345-451a-488a-b9f2-9b04f3db8a25/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79dd8345-451a-488a-b9f2-9b04f3db8a25/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/goblint-regression/13-privatized_18-first-reads_unknown_1_neg.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79dd8345-451a-488a-b9f2-9b04f3db8a25/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79dd8345-451a-488a-b9f2-9b04f3db8a25/bin/utaipan-verify-SwPr7d2a91 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash db89c87a20c604c9441b7de7f477400cd6fc4624b5ed335b5e7cd959bb73911d --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-25 00:00:43,240 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-25 00:00:43,338 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79dd8345-451a-488a-b9f2-9b04f3db8a25/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Overflow-32bit-Taipan_Default.epf [2023-11-25 00:00:43,345 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-25 00:00:43,345 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-25 00:00:43,370 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-25 00:00:43,371 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-25 00:00:43,372 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-25 00:00:43,373 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-25 00:00:43,373 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-25 00:00:43,374 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-25 00:00:43,374 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-25 00:00:43,375 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-25 00:00:43,375 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-25 00:00:43,376 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-25 00:00:43,376 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-25 00:00:43,377 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-25 00:00:43,378 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-25 00:00:43,378 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-25 00:00:43,379 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-25 00:00:43,379 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-25 00:00:43,380 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-25 00:00:43,381 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-25 00:00:43,381 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-25 00:00:43,382 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-25 00:00:43,382 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-25 00:00:43,383 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-25 00:00:43,383 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-25 00:00:43,384 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-25 00:00:43,384 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-25 00:00:43,384 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-25 00:00:43,385 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-25 00:00:43,385 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-25 00:00:43,386 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-25 00:00:43,386 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-25 00:00:43,387 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-25 00:00:43,387 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-25 00:00:43,387 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-25 00:00:43,388 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-25 00:00:43,388 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:00:43,388 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-25 00:00:43,389 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-25 00:00:43,389 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-25 00:00:43,389 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-25 00:00:43,390 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-25 00:00:43,390 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-25 00:00:43,390 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-25 00:00:43,390 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-25 00:00:43,391 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-25 00:00:43,391 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79dd8345-451a-488a-b9f2-9b04f3db8a25/bin/utaipan-verify-SwPr7d2a91/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79dd8345-451a-488a-b9f2-9b04f3db8a25/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> db89c87a20c604c9441b7de7f477400cd6fc4624b5ed335b5e7cd959bb73911d [2023-11-25 00:00:43,678 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-25 00:00:43,719 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-25 00:00:43,722 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-25 00:00:43,724 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-25 00:00:43,725 INFO L274 PluginConnector]: CDTParser initialized [2023-11-25 00:00:43,726 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79dd8345-451a-488a-b9f2-9b04f3db8a25/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/goblint-regression/13-privatized_18-first-reads_unknown_1_neg.i [2023-11-25 00:00:47,353 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-25 00:00:47,695 INFO L384 CDTParser]: Found 1 translation units. [2023-11-25 00:00:47,696 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79dd8345-451a-488a-b9f2-9b04f3db8a25/sv-benchmarks/c/goblint-regression/13-privatized_18-first-reads_unknown_1_neg.i [2023-11-25 00:00:47,717 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79dd8345-451a-488a-b9f2-9b04f3db8a25/bin/utaipan-verify-SwPr7d2a91/data/8ce2a063b/5e7283fdf2374817873da7d7f5c86f7f/FLAGfb74a5a08 [2023-11-25 00:00:47,733 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79dd8345-451a-488a-b9f2-9b04f3db8a25/bin/utaipan-verify-SwPr7d2a91/data/8ce2a063b/5e7283fdf2374817873da7d7f5c86f7f [2023-11-25 00:00:47,737 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-25 00:00:47,739 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-25 00:00:47,741 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-25 00:00:47,741 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-25 00:00:47,748 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-25 00:00:47,749 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:00:47" (1/1) ... [2023-11-25 00:00:47,751 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31b6c4bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:00:47, skipping insertion in model container [2023-11-25 00:00:47,751 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:00:47" (1/1) ... [2023-11-25 00:00:47,835 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-25 00:00:48,233 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:00:48,250 INFO L202 MainTranslator]: Completed pre-run [2023-11-25 00:00:48,308 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:00:48,375 INFO L206 MainTranslator]: Completed translation [2023-11-25 00:00:48,376 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:00:48 WrapperNode [2023-11-25 00:00:48,376 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-25 00:00:48,378 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-25 00:00:48,378 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-25 00:00:48,378 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-25 00:00:48,388 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:00:48" (1/1) ... [2023-11-25 00:00:48,405 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:00:48" (1/1) ... [2023-11-25 00:00:48,433 INFO L138 Inliner]: procedures = 164, calls = 24, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 64 [2023-11-25 00:00:48,433 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-25 00:00:48,434 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-25 00:00:48,435 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-25 00:00:48,435 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-25 00:00:48,446 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:00:48" (1/1) ... [2023-11-25 00:00:48,447 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:00:48" (1/1) ... [2023-11-25 00:00:48,451 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:00:48" (1/1) ... [2023-11-25 00:00:48,452 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:00:48" (1/1) ... [2023-11-25 00:00:48,458 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:00:48" (1/1) ... [2023-11-25 00:00:48,461 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:00:48" (1/1) ... [2023-11-25 00:00:48,463 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:00:48" (1/1) ... [2023-11-25 00:00:48,465 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:00:48" (1/1) ... [2023-11-25 00:00:48,469 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-25 00:00:48,470 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-25 00:00:48,470 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-25 00:00:48,470 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-25 00:00:48,471 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:00:48" (1/1) ... [2023-11-25 00:00:48,479 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:00:48,500 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79dd8345-451a-488a-b9f2-9b04f3db8a25/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-25 00:00:48,516 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79dd8345-451a-488a-b9f2-9b04f3db8a25/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-25 00:00:48,521 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79dd8345-451a-488a-b9f2-9b04f3db8a25/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-25 00:00:48,567 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-25 00:00:48,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-25 00:00:48,568 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-25 00:00:48,568 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-25 00:00:48,569 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-25 00:00:48,571 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-11-25 00:00:48,572 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-11-25 00:00:48,573 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-25 00:00:48,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-25 00:00:48,574 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-25 00:00:48,574 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-25 00:00:48,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-25 00:00:48,577 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-25 00:00:48,735 INFO L241 CfgBuilder]: Building ICFG [2023-11-25 00:00:48,738 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-25 00:00:48,991 INFO L282 CfgBuilder]: Performing block encoding [2023-11-25 00:00:49,201 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-25 00:00:49,201 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-25 00:00:49,202 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:00:49 BoogieIcfgContainer [2023-11-25 00:00:49,202 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-25 00:00:49,206 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-25 00:00:49,206 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-25 00:00:49,210 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-25 00:00:49,211 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 12:00:47" (1/3) ... [2023-11-25 00:00:49,212 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27747994 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:00:49, skipping insertion in model container [2023-11-25 00:00:49,212 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:00:48" (2/3) ... [2023-11-25 00:00:49,213 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27747994 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:00:49, skipping insertion in model container [2023-11-25 00:00:49,213 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:00:49" (3/3) ... [2023-11-25 00:00:49,215 INFO L112 eAbstractionObserver]: Analyzing ICFG 13-privatized_18-first-reads_unknown_1_neg.i [2023-11-25 00:00:49,225 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-11-25 00:00:49,239 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-25 00:00:49,239 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2023-11-25 00:00:49,241 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27747994 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 12:00:49, skipping insertion in model container [2023-11-25 00:00:49,241 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-25 00:00:49,242 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-25 00:00:49,242 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-25 00:00:49,243 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-25 00:00:49,243 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:00:49" (3/3) ... [2023-11-25 00:00:49,246 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-25 00:00:49,251 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure t_fun [2023-11-25 00:00:49,256 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2023-11-25 00:00:49,256 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2023-11-25 00:00:49,256 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-25 00:00:49,257 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-25 00:00:49,354 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79dd8345-451a-488a-b9f2-9b04f3db8a25/bin/utaipan-verify-SwPr7d2a91/witness.graphml [2023-11-25 00:00:49,355 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79dd8345-451a-488a-b9f2-9b04f3db8a25/bin/utaipan-verify-SwPr7d2a91/witness.yml [2023-11-25 00:00:49,355 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-25 00:00:49,357 INFO L158 Benchmark]: Toolchain (without parser) took 1617.73ms. Allocated memory was 125.8MB in the beginning and 176.2MB in the end (delta: 50.3MB). Free memory was 86.2MB in the beginning and 134.2MB in the end (delta: -48.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-25 00:00:49,358 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 125.8MB. Free memory was 72.7MB in the beginning and 72.6MB in the end (delta: 158.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-25 00:00:49,359 INFO L158 Benchmark]: CACSL2BoogieTranslator took 635.95ms. Allocated memory is still 125.8MB. Free memory was 85.7MB in the beginning and 66.9MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-25 00:00:49,360 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.99ms. Allocated memory is still 125.8MB. Free memory was 66.9MB in the beginning and 64.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-25 00:00:49,361 INFO L158 Benchmark]: Boogie Preprocessor took 34.57ms. Allocated memory is still 125.8MB. Free memory was 64.8MB in the beginning and 63.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-25 00:00:49,362 INFO L158 Benchmark]: RCFGBuilder took 732.65ms. Allocated memory was 125.8MB in the beginning and 176.2MB in the end (delta: 50.3MB). Free memory was 63.1MB in the beginning and 141.6MB in the end (delta: -78.5MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-25 00:00:49,362 INFO L158 Benchmark]: TraceAbstraction took 35.36ms. Allocated memory is still 176.2MB. Free memory was 140.5MB in the beginning and 138.3MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-25 00:00:49,363 INFO L158 Benchmark]: Witness Printer took 113.10ms. Allocated memory is still 176.2MB. Free memory was 138.3MB in the beginning and 134.2MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-25 00:00:49,368 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 125.8MB. Free memory was 72.7MB in the beginning and 72.6MB in the end (delta: 158.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 635.95ms. Allocated memory is still 125.8MB. Free memory was 85.7MB in the beginning and 66.9MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.99ms. Allocated memory is still 125.8MB. Free memory was 66.9MB in the beginning and 64.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.57ms. Allocated memory is still 125.8MB. Free memory was 64.8MB in the beginning and 63.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 732.65ms. Allocated memory was 125.8MB in the beginning and 176.2MB in the end (delta: 50.3MB). Free memory was 63.1MB in the beginning and 141.6MB in the end (delta: -78.5MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * TraceAbstraction took 35.36ms. Allocated memory is still 176.2MB. Free memory was 140.5MB in the beginning and 138.3MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 113.10ms. Allocated memory is still 176.2MB. Free memory was 138.3MB in the beginning and 134.2MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specification because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2023-11-25 00:00:49,388 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79dd8345-451a-488a-b9f2-9b04f3db8a25/bin/utaipan-verify-SwPr7d2a91/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