./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/goblint-regression/10-synch_03-two_unique.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 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_66b9125e-bb71-4a7c-889d-e1d92e37a9e5/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66b9125e-bb71-4a7c-889d-e1d92e37a9e5/bin/uautomizer-verify-bycVGegfSx/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66b9125e-bb71-4a7c-889d-e1d92e37a9e5/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66b9125e-bb71-4a7c-889d-e1d92e37a9e5/bin/uautomizer-verify-bycVGegfSx/config/AutomizerReach.xml -i ../../sv-benchmarks/c/goblint-regression/10-synch_03-two_unique.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66b9125e-bb71-4a7c-889d-e1d92e37a9e5/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66b9125e-bb71-4a7c-889d-e1d92e37a9e5/bin/uautomizer-verify-bycVGegfSx --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9672e6ae87a72de159ae3bc4275af34a3d8ca73d27f8f7f38f7b3aa006285dad --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 22:10:03,082 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 22:10:03,217 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66b9125e-bb71-4a7c-889d-e1d92e37a9e5/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-11-21 22:10:03,227 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 22:10:03,229 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 22:10:03,260 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 22:10:03,261 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 22:10:03,262 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 22:10:03,263 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 22:10:03,264 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 22:10:03,265 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 22:10:03,265 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 22:10:03,281 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 22:10:03,289 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 22:10:03,290 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 22:10:03,291 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 22:10:03,292 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 22:10:03,293 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 22:10:03,294 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 22:10:03,295 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 22:10:03,295 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 22:10:03,296 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 22:10:03,296 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 22:10:03,297 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 22:10:03,297 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 22:10:03,298 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 22:10:03,298 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 22:10:03,299 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 22:10:03,299 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 22:10:03,300 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 22:10:03,302 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 22:10:03,302 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 22:10:03,302 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 22:10:03,303 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:10:03,303 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 22:10:03,303 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 22:10:03,304 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 22:10:03,304 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-21 22:10:03,304 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 22:10:03,305 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 22:10:03,306 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-21 22:10:03,306 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 22:10:03,306 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-21 22:10:03,307 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 22:10:03,307 INFO L153 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_66b9125e-bb71-4a7c-889d-e1d92e37a9e5/bin/uautomizer-verify-bycVGegfSx/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66b9125e-bb71-4a7c-889d-e1d92e37a9e5/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9672e6ae87a72de159ae3bc4275af34a3d8ca73d27f8f7f38f7b3aa006285dad [2023-11-21 22:10:03,612 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 22:10:03,653 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 22:10:03,656 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 22:10:03,658 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 22:10:03,659 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 22:10:03,660 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66b9125e-bb71-4a7c-889d-e1d92e37a9e5/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/goblint-regression/10-synch_03-two_unique.i [2023-11-21 22:10:07,587 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 22:10:08,021 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 22:10:08,022 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66b9125e-bb71-4a7c-889d-e1d92e37a9e5/sv-benchmarks/c/goblint-regression/10-synch_03-two_unique.i [2023-11-21 22:10:08,044 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66b9125e-bb71-4a7c-889d-e1d92e37a9e5/bin/uautomizer-verify-bycVGegfSx/data/827ed73b4/018df08361b446f09aedc67550cb29fe/FLAG191b45d22 [2023-11-21 22:10:08,064 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66b9125e-bb71-4a7c-889d-e1d92e37a9e5/bin/uautomizer-verify-bycVGegfSx/data/827ed73b4/018df08361b446f09aedc67550cb29fe [2023-11-21 22:10:08,067 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 22:10:08,069 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 22:10:08,071 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 22:10:08,072 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 22:10:08,079 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 22:10:08,080 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:10:08" (1/1) ... [2023-11-21 22:10:08,082 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f14c141 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:10:08, skipping insertion in model container [2023-11-21 22:10:08,082 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:10:08" (1/1) ... [2023-11-21 22:10:08,156 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 22:10:08,879 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:10:08,895 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 22:10:08,979 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:10:09,094 INFO L206 MainTranslator]: Completed translation [2023-11-21 22:10:09,095 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:10:09 WrapperNode [2023-11-21 22:10:09,096 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 22:10:09,097 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 22:10:09,098 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 22:10:09,098 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 22:10:09,110 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:10:09" (1/1) ... [2023-11-21 22:10:09,147 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:10:09" (1/1) ... [2023-11-21 22:10:09,190 INFO L138 Inliner]: procedures = 260, calls = 12, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 30 [2023-11-21 22:10:09,191 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 22:10:09,192 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 22:10:09,192 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 22:10:09,193 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 22:10:09,207 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:10:09" (1/1) ... [2023-11-21 22:10:09,208 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:10:09" (1/1) ... [2023-11-21 22:10:09,223 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:10:09" (1/1) ... [2023-11-21 22:10:09,245 INFO L187 HeapSplitter]: Split 2 memory accesses to 2 slices as follows [1, 1] [2023-11-21 22:10:09,248 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:10:09" (1/1) ... [2023-11-21 22:10:09,249 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:10:09" (1/1) ... [2023-11-21 22:10:09,261 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:10:09" (1/1) ... [2023-11-21 22:10:09,269 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:10:09" (1/1) ... [2023-11-21 22:10:09,273 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:10:09" (1/1) ... [2023-11-21 22:10:09,277 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:10:09" (1/1) ... [2023-11-21 22:10:09,280 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 22:10:09,290 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 22:10:09,290 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 22:10:09,291 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 22:10:09,292 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:10:09" (1/1) ... [2023-11-21 22:10:09,300 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:10:09,318 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66b9125e-bb71-4a7c-889d-e1d92e37a9e5/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:10:09,334 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66b9125e-bb71-4a7c-889d-e1d92e37a9e5/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-21 22:10:09,376 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66b9125e-bb71-4a7c-889d-e1d92e37a9e5/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-21 22:10:09,395 INFO L130 BoogieDeclarations]: Found specification of procedure f1 [2023-11-21 22:10:09,395 INFO L138 BoogieDeclarations]: Found implementation of procedure f1 [2023-11-21 22:10:09,396 INFO L130 BoogieDeclarations]: Found specification of procedure f2 [2023-11-21 22:10:09,396 INFO L138 BoogieDeclarations]: Found implementation of procedure f2 [2023-11-21 22:10:09,396 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 22:10:09,397 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 22:10:09,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-21 22:10:09,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-21 22:10:09,397 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 22:10:09,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 22:10:09,403 WARN L212 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-21 22:10:09,634 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 22:10:09,637 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 22:10:09,791 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 22:10:09,896 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 22:10:09,897 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 22:10:09,899 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:10:09 BoogieIcfgContainer [2023-11-21 22:10:09,899 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 22:10:09,903 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-21 22:10:09,903 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-21 22:10:09,908 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-21 22:10:09,908 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 10:10:08" (1/3) ... [2023-11-21 22:10:09,909 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26787fb4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:10:09, skipping insertion in model container [2023-11-21 22:10:09,910 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:10:09" (2/3) ... [2023-11-21 22:10:09,910 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26787fb4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:10:09, skipping insertion in model container [2023-11-21 22:10:09,911 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:10:09" (3/3) ... [2023-11-21 22:10:09,912 INFO L112 eAbstractionObserver]: Analyzing ICFG 10-synch_03-two_unique.i [2023-11-21 22:10:09,925 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-11-21 22:10:09,938 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-21 22:10:09,938 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2023-11-21 22:10:09,940 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26787fb4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.11 10:10:09, skipping insertion in model container [2023-11-21 22:10:09,940 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-21 22:10:09,941 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 22:10:09,942 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 22:10:09,942 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 22:10:09,943 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:10:09" (3/3) ... [2023-11-21 22:10:09,947 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-21 22:10:09,955 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure f1 [2023-11-21 22:10:09,956 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure f2 [2023-11-21 22:10:09,973 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2023-11-21 22:10:09,974 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2023-11-21 22:10:09,974 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-21 22:10:09,975 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-21 22:10:10,080 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66b9125e-bb71-4a7c-889d-e1d92e37a9e5/bin/uautomizer-verify-bycVGegfSx/witness.graphml [2023-11-21 22:10:10,081 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66b9125e-bb71-4a7c-889d-e1d92e37a9e5/bin/uautomizer-verify-bycVGegfSx/witness.yml [2023-11-21 22:10:10,081 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 22:10:10,083 INFO L158 Benchmark]: Toolchain (without parser) took 2013.47ms. Allocated memory is still 136.3MB. Free memory was 87.3MB in the beginning and 94.0MB in the end (delta: -6.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 22:10:10,084 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 136.3MB. Free memory is still 105.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 22:10:10,091 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1025.12ms. Allocated memory is still 136.3MB. Free memory was 87.3MB in the beginning and 60.5MB in the end (delta: 26.8MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-21 22:10:10,093 INFO L158 Benchmark]: Boogie Procedure Inliner took 93.86ms. Allocated memory is still 136.3MB. Free memory was 60.5MB in the beginning and 58.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 22:10:10,094 INFO L158 Benchmark]: Boogie Preprocessor took 97.20ms. Allocated memory is still 136.3MB. Free memory was 58.4MB in the beginning and 56.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 22:10:10,095 INFO L158 Benchmark]: RCFGBuilder took 609.28ms. Allocated memory is still 136.3MB. Free memory was 56.8MB in the beginning and 101.1MB in the end (delta: -44.3MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. [2023-11-21 22:10:10,097 INFO L158 Benchmark]: TraceAbstraction took 37.54ms. Allocated memory is still 136.3MB. Free memory was 100.3MB in the beginning and 98.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 22:10:10,101 INFO L158 Benchmark]: Witness Printer took 140.09ms. Allocated memory is still 136.3MB. Free memory was 98.1MB in the beginning and 94.0MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 22:10:10,109 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 136.3MB. Free memory is still 105.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1025.12ms. Allocated memory is still 136.3MB. Free memory was 87.3MB in the beginning and 60.5MB in the end (delta: 26.8MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 93.86ms. Allocated memory is still 136.3MB. Free memory was 60.5MB in the beginning and 58.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 97.20ms. Allocated memory is still 136.3MB. Free memory was 58.4MB in the beginning and 56.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 609.28ms. Allocated memory is still 136.3MB. Free memory was 56.8MB in the beginning and 101.1MB in the end (delta: -44.3MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. * TraceAbstraction took 37.54ms. Allocated memory is still 136.3MB. Free memory was 100.3MB in the beginning and 98.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 140.09ms. Allocated memory is still 136.3MB. Free memory was 98.1MB in the beginning and 94.0MB 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! [2023-11-21 22:10:10,154 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66b9125e-bb71-4a7c-889d-e1d92e37a9e5/bin/uautomizer-verify-bycVGegfSx/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