./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/mult-comm.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows 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_30a78ac4-62ba-4541-8f07-4bab241e4aad/bin/uautomizer-vX5HgA9Q3a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a78ac4-62ba-4541-8f07-4bab241e4aad/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_30a78ac4-62ba-4541-8f07-4bab241e4aad/bin/uautomizer-vX5HgA9Q3a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a78ac4-62ba-4541-8f07-4bab241e4aad/bin/uautomizer-vX5HgA9Q3a/config/AutomizerReach.xml -i ../../sv-benchmarks/c/weaver/mult-comm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a78ac4-62ba-4541-8f07-4bab241e4aad/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a78ac4-62ba-4541-8f07-4bab241e4aad/bin/uautomizer-vX5HgA9Q3a --witnessprinter.witness.filename witness.graphml --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 a0efdc82161997cbf03fd7c104a0f7adcc3337af1f91e29fd2b7831e9d52958e --- 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 13:53:04,929 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 13:53:04,932 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 13:53:04,962 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 13:53:04,963 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 13:53:04,964 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 13:53:04,966 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 13:53:04,967 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 13:53:04,969 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 13:53:04,970 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 13:53:04,971 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 13:53:04,972 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 13:53:04,973 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 13:53:04,974 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 13:53:04,975 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 13:53:04,976 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 13:53:04,986 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 13:53:04,990 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 13:53:04,992 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 13:53:04,995 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 13:53:05,003 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 13:53:05,005 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 13:53:05,006 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 13:53:05,007 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 13:53:05,013 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 13:53:05,016 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 13:53:05,016 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 13:53:05,017 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 13:53:05,019 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 13:53:05,021 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 13:53:05,022 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 13:53:05,023 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 13:53:05,024 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 13:53:05,026 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 13:53:05,028 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 13:53:05,028 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 13:53:05,029 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 13:53:05,030 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 13:53:05,030 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 13:53:05,031 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 13:53:05,032 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 13:53:05,033 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a78ac4-62ba-4541-8f07-4bab241e4aad/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Overflow-32bit-Automizer_Default.epf [2022-11-21 13:53:05,079 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 13:53:05,083 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 13:53:05,084 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-21 13:53:05,084 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-21 13:53:05,085 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 13:53:05,086 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-21 13:53:05,087 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 13:53:05,087 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 13:53:05,087 INFO L138 SettingsManager]: * Use SBE=true [2022-11-21 13:53:05,088 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 13:53:05,089 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 13:53:05,089 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 13:53:05,090 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 13:53:05,090 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 13:53:05,090 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 13:53:05,090 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 13:53:05,091 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 13:53:05,091 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 13:53:05,091 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 13:53:05,091 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 13:53:05,091 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 13:53:05,092 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 13:53:05,092 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 13:53:05,092 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 13:53:05,093 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-21 13:53:05,093 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-21 13:53:05,093 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 13:53:05,093 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 13:53:05,094 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 13:53:05,095 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 13:53:05,095 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-21 13:53:05,095 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 13:53:05,096 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-21 13:53:05,096 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-21 13:53:05,096 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 13:53:05,096 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_30a78ac4-62ba-4541-8f07-4bab241e4aad/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a78ac4-62ba-4541-8f07-4bab241e4aad/bin/uautomizer-vX5HgA9Q3a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a0efdc82161997cbf03fd7c104a0f7adcc3337af1f91e29fd2b7831e9d52958e [2022-11-21 13:53:05,343 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 13:53:05,373 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 13:53:05,375 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 13:53:05,377 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 13:53:05,380 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 13:53:05,382 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a78ac4-62ba-4541-8f07-4bab241e4aad/bin/uautomizer-vX5HgA9Q3a/../../sv-benchmarks/c/weaver/mult-comm.wvr.c [2022-11-21 13:53:08,545 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 13:53:08,792 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 13:53:08,793 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a78ac4-62ba-4541-8f07-4bab241e4aad/sv-benchmarks/c/weaver/mult-comm.wvr.c [2022-11-21 13:53:08,804 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a78ac4-62ba-4541-8f07-4bab241e4aad/bin/uautomizer-vX5HgA9Q3a/data/55552ad96/bbeba5f6ccf543a282891e865ad0176a/FLAG9efff09fc [2022-11-21 13:53:08,821 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a78ac4-62ba-4541-8f07-4bab241e4aad/bin/uautomizer-vX5HgA9Q3a/data/55552ad96/bbeba5f6ccf543a282891e865ad0176a [2022-11-21 13:53:08,824 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 13:53:08,826 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 13:53:08,828 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 13:53:08,828 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 13:53:08,832 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 13:53:08,834 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 01:53:08" (1/1) ... [2022-11-21 13:53:08,835 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a029459 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:53:08, skipping insertion in model container [2022-11-21 13:53:08,835 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 01:53:08" (1/1) ... [2022-11-21 13:53:08,844 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 13:53:08,863 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 13:53:09,046 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_30a78ac4-62ba-4541-8f07-4bab241e4aad/sv-benchmarks/c/weaver/mult-comm.wvr.c[1910,1923] [2022-11-21 13:53:09,047 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 13:53:09,058 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 13:53:09,078 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_30a78ac4-62ba-4541-8f07-4bab241e4aad/sv-benchmarks/c/weaver/mult-comm.wvr.c[1910,1923] [2022-11-21 13:53:09,079 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 13:53:09,093 INFO L208 MainTranslator]: Completed translation [2022-11-21 13:53:09,094 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:53:09 WrapperNode [2022-11-21 13:53:09,094 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 13:53:09,095 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 13:53:09,095 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 13:53:09,096 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 13:53:09,103 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:53:09" (1/1) ... [2022-11-21 13:53:09,110 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:53:09" (1/1) ... [2022-11-21 13:53:09,130 INFO L138 Inliner]: procedures = 21, calls = 19, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 52 [2022-11-21 13:53:09,131 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 13:53:09,132 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 13:53:09,132 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 13:53:09,132 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 13:53:09,143 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:53:09" (1/1) ... [2022-11-21 13:53:09,144 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:53:09" (1/1) ... [2022-11-21 13:53:09,146 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:53:09" (1/1) ... [2022-11-21 13:53:09,146 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:53:09" (1/1) ... [2022-11-21 13:53:09,152 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:53:09" (1/1) ... [2022-11-21 13:53:09,156 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:53:09" (1/1) ... [2022-11-21 13:53:09,157 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:53:09" (1/1) ... [2022-11-21 13:53:09,158 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:53:09" (1/1) ... [2022-11-21 13:53:09,160 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 13:53:09,161 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 13:53:09,162 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 13:53:09,162 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 13:53:09,163 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:53:09" (1/1) ... [2022-11-21 13:53:09,170 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 13:53:09,185 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a78ac4-62ba-4541-8f07-4bab241e4aad/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 13:53:09,200 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a78ac4-62ba-4541-8f07-4bab241e4aad/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-21 13:53:09,209 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a78ac4-62ba-4541-8f07-4bab241e4aad/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-21 13:53:09,250 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 13:53:09,250 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-21 13:53:09,250 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-21 13:53:09,251 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-21 13:53:09,251 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-21 13:53:09,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 13:53:09,251 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 13:53:09,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 13:53:09,251 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 13:53:09,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 13:53:09,252 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-21 13:53:09,252 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 13:53:09,254 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 13:53:09,358 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 13:53:09,359 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 13:53:09,548 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 13:53:09,556 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 13:53:09,556 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-21 13:53:09,559 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 01:53:09 BoogieIcfgContainer [2022-11-21 13:53:09,559 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 13:53:09,562 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-21 13:53:09,562 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-21 13:53:09,566 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-21 13:53:09,566 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 01:53:08" (1/3) ... [2022-11-21 13:53:09,567 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@783359e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 01:53:09, skipping insertion in model container [2022-11-21 13:53:09,567 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:53:09" (2/3) ... [2022-11-21 13:53:09,568 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@783359e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 01:53:09, skipping insertion in model container [2022-11-21 13:53:09,568 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 01:53:09" (3/3) ... [2022-11-21 13:53:09,570 INFO L112 eAbstractionObserver]: Analyzing ICFG mult-comm.wvr.c [2022-11-21 13:53:09,579 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-21 13:53:09,591 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-21 13:53:09,591 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-11-21 13:53:09,593 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@783359e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.11 01:53:09, skipping insertion in model container [2022-11-21 13:53:09,593 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-21 13:53:09,594 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 13:53:09,594 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 13:53:09,594 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 13:53:09,595 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 01:53:09" (3/3) ... [2022-11-21 13:53:09,598 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-21 13:53:09,605 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2022-11-21 13:53:09,606 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2022-11-21 13:53:09,610 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2022-11-21 13:53:09,610 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-21 13:53:09,611 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-21 13:53:09,611 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-21 13:53:09,656 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a78ac4-62ba-4541-8f07-4bab241e4aad/bin/uautomizer-vX5HgA9Q3a/witness.graphml [2022-11-21 13:53:09,657 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 13:53:09,659 INFO L158 Benchmark]: Toolchain (without parser) took 832.19ms. Allocated memory is still 165.7MB. Free memory was 120.8MB in the beginning and 89.4MB in the end (delta: 31.4MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2022-11-21 13:53:09,659 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 136.3MB. Free memory is still 78.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 13:53:09,660 INFO L158 Benchmark]: CACSL2BoogieTranslator took 266.86ms. Allocated memory is still 165.7MB. Free memory was 120.8MB in the beginning and 109.9MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-21 13:53:09,661 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.84ms. Allocated memory is still 165.7MB. Free memory was 109.9MB in the beginning and 108.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 13:53:09,662 INFO L158 Benchmark]: Boogie Preprocessor took 28.89ms. Allocated memory is still 165.7MB. Free memory was 108.2MB in the beginning and 106.7MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 13:53:09,663 INFO L158 Benchmark]: RCFGBuilder took 397.87ms. Allocated memory is still 165.7MB. Free memory was 106.7MB in the beginning and 94.7MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-21 13:53:09,664 INFO L158 Benchmark]: TraceAbstraction took 31.32ms. Allocated memory is still 165.7MB. Free memory was 94.1MB in the beginning and 92.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 13:53:09,665 INFO L158 Benchmark]: Witness Printer took 63.20ms. Allocated memory is still 165.7MB. Free memory was 91.9MB in the beginning and 89.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 13:53:09,669 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 136.3MB. Free memory is still 78.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 266.86ms. Allocated memory is still 165.7MB. Free memory was 120.8MB in the beginning and 109.9MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.84ms. Allocated memory is still 165.7MB. Free memory was 109.9MB in the beginning and 108.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.89ms. Allocated memory is still 165.7MB. Free memory was 108.2MB in the beginning and 106.7MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 397.87ms. Allocated memory is still 165.7MB. Free memory was 106.7MB in the beginning and 94.7MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 31.32ms. Allocated memory is still 165.7MB. Free memory was 94.1MB in the beginning and 92.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 63.20ms. Allocated memory is still 165.7MB. Free memory was 91.9MB in the beginning and 89.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. 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! [2022-11-21 13:53:09,714 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a78ac4-62ba-4541-8f07-4bab241e4aad/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