./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/parallel-misc-2-unrolled.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 38b53e6a 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_b2283945-e94a-4d60-8175-3ad3aacbb9ce/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2283945-e94a-4d60-8175-3ad3aacbb9ce/bin/uautomizer-ZsLfNo2U6R/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2283945-e94a-4d60-8175-3ad3aacbb9ce/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2283945-e94a-4d60-8175-3ad3aacbb9ce/bin/uautomizer-ZsLfNo2U6R/config/AutomizerReach.xml -i ../../sv-benchmarks/c/weaver/parallel-misc-2-unrolled.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2283945-e94a-4d60-8175-3ad3aacbb9ce/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2283945-e94a-4d60-8175-3ad3aacbb9ce/bin/uautomizer-ZsLfNo2U6R --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 b27d2c0de3bd785d7b0c7ad6e06bc0deeddc3f352acc333757e88f24286e9797 --- 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-38b53e6 [2022-11-25 17:27:53,634 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 17:27:53,637 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 17:27:53,676 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 17:27:53,678 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 17:27:53,681 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 17:27:53,684 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 17:27:53,687 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 17:27:53,689 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 17:27:53,694 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 17:27:53,696 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 17:27:53,698 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 17:27:53,699 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 17:27:53,701 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 17:27:53,702 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 17:27:53,705 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 17:27:53,707 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 17:27:53,708 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 17:27:53,709 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 17:27:53,716 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 17:27:53,717 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 17:27:53,719 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 17:27:53,721 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 17:27:53,722 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 17:27:53,732 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 17:27:53,732 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 17:27:53,732 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 17:27:53,734 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 17:27:53,735 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 17:27:53,736 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 17:27:53,736 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 17:27:53,737 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 17:27:53,739 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 17:27:53,741 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 17:27:53,742 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 17:27:53,742 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 17:27:53,743 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 17:27:53,744 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 17:27:53,744 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 17:27:53,745 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 17:27:53,746 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 17:27:53,747 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2283945-e94a-4d60-8175-3ad3aacbb9ce/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Overflow-32bit-Automizer_Default.epf [2022-11-25 17:27:53,786 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 17:27:53,786 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 17:27:53,787 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 17:27:53,787 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 17:27:53,788 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 17:27:53,789 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 17:27:53,789 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 17:27:53,790 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 17:27:53,790 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 17:27:53,790 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 17:27:53,791 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-25 17:27:53,792 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 17:27:53,792 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 17:27:53,792 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-25 17:27:53,792 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 17:27:53,793 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 17:27:53,793 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 17:27:53,793 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 17:27:53,793 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-25 17:27:53,794 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-25 17:27:53,794 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 17:27:53,794 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 17:27:53,795 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 17:27:53,795 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 17:27:53,795 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 17:27:53,795 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 17:27:53,796 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 17:27:53,796 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 17:27:53,797 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 17:27:53,797 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 17:27:53,797 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-25 17:27:53,797 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 17:27:53,798 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 17:27:53,798 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 17:27:53,798 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 17:27:53,799 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 17:27:53,799 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2283945-e94a-4d60-8175-3ad3aacbb9ce/bin/uautomizer-ZsLfNo2U6R/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2283945-e94a-4d60-8175-3ad3aacbb9ce/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b27d2c0de3bd785d7b0c7ad6e06bc0deeddc3f352acc333757e88f24286e9797 [2022-11-25 17:27:54,069 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 17:27:54,090 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 17:27:54,093 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 17:27:54,094 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 17:27:54,095 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 17:27:54,096 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2283945-e94a-4d60-8175-3ad3aacbb9ce/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/weaver/parallel-misc-2-unrolled.wvr.c [2022-11-25 17:27:57,127 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 17:27:57,393 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 17:27:57,393 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2283945-e94a-4d60-8175-3ad3aacbb9ce/sv-benchmarks/c/weaver/parallel-misc-2-unrolled.wvr.c [2022-11-25 17:27:57,400 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2283945-e94a-4d60-8175-3ad3aacbb9ce/bin/uautomizer-ZsLfNo2U6R/data/09f350247/a8b563c1388b4838ae41944662083be1/FLAG37f875c53 [2022-11-25 17:27:57,415 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2283945-e94a-4d60-8175-3ad3aacbb9ce/bin/uautomizer-ZsLfNo2U6R/data/09f350247/a8b563c1388b4838ae41944662083be1 [2022-11-25 17:27:57,417 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 17:27:57,419 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 17:27:57,420 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 17:27:57,421 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 17:27:57,424 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 17:27:57,425 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:27:57" (1/1) ... [2022-11-25 17:27:57,426 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64314dfb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:57, skipping insertion in model container [2022-11-25 17:27:57,426 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:27:57" (1/1) ... [2022-11-25 17:27:57,434 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 17:27:57,452 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 17:27:57,607 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 17:27:57,608 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 17:27:57,609 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 17:27:57,610 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 17:27:57,614 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 17:27:57,614 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 17:27:57,615 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 17:27:57,616 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 17:27:57,625 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_b2283945-e94a-4d60-8175-3ad3aacbb9ce/sv-benchmarks/c/weaver/parallel-misc-2-unrolled.wvr.c[2332,2345] [2022-11-25 17:27:57,626 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 17:27:57,637 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 17:27:57,651 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 17:27:57,652 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 17:27:57,653 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 17:27:57,653 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 17:27:57,654 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 17:27:57,655 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 17:27:57,656 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 17:27:57,656 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 17:27:57,661 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_b2283945-e94a-4d60-8175-3ad3aacbb9ce/sv-benchmarks/c/weaver/parallel-misc-2-unrolled.wvr.c[2332,2345] [2022-11-25 17:27:57,663 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 17:27:57,677 INFO L208 MainTranslator]: Completed translation [2022-11-25 17:27:57,678 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:57 WrapperNode [2022-11-25 17:27:57,678 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 17:27:57,679 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 17:27:57,679 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 17:27:57,680 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 17:27:57,687 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:57" (1/1) ... [2022-11-25 17:27:57,696 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:57" (1/1) ... [2022-11-25 17:27:57,715 INFO L138 Inliner]: procedures = 20, calls = 28, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 60 [2022-11-25 17:27:57,716 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 17:27:57,716 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 17:27:57,717 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 17:27:57,717 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 17:27:57,726 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:57" (1/1) ... [2022-11-25 17:27:57,727 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:57" (1/1) ... [2022-11-25 17:27:57,729 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:57" (1/1) ... [2022-11-25 17:27:57,730 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:57" (1/1) ... [2022-11-25 17:27:57,735 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:57" (1/1) ... [2022-11-25 17:27:57,738 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:57" (1/1) ... [2022-11-25 17:27:57,740 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:57" (1/1) ... [2022-11-25 17:27:57,741 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:57" (1/1) ... [2022-11-25 17:27:57,743 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 17:27:57,744 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 17:27:57,744 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 17:27:57,744 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 17:27:57,745 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:57" (1/1) ... [2022-11-25 17:27:57,752 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 17:27:57,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2283945-e94a-4d60-8175-3ad3aacbb9ce/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:27:57,777 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2283945-e94a-4d60-8175-3ad3aacbb9ce/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-25 17:27:57,800 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2283945-e94a-4d60-8175-3ad3aacbb9ce/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-25 17:27:57,828 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-25 17:27:57,829 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-25 17:27:57,829 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-25 17:27:57,829 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-25 17:27:57,829 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-25 17:27:57,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-25 17:27:57,829 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-25 17:27:57,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-25 17:27:57,830 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-25 17:27:57,830 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-25 17:27:57,830 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 17:27:57,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 17:27:57,830 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-25 17:27:57,831 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-25 17:27:57,832 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-25 17:27:57,954 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 17:27:57,956 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 17:27:58,212 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 17:27:58,242 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 17:27:58,242 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-25 17:27:58,245 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:27:58 BoogieIcfgContainer [2022-11-25 17:27:58,245 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 17:27:58,248 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-25 17:27:58,248 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-25 17:27:58,251 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-25 17:27:58,252 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 05:27:57" (1/3) ... [2022-11-25 17:27:58,252 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55ff07b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 05:27:58, skipping insertion in model container [2022-11-25 17:27:58,253 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:57" (2/3) ... [2022-11-25 17:27:58,253 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55ff07b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 05:27:58, skipping insertion in model container [2022-11-25 17:27:58,253 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:27:58" (3/3) ... [2022-11-25 17:27:58,255 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-misc-2-unrolled.wvr.c [2022-11-25 17:27:58,265 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-25 17:27:58,277 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-25 17:27:58,278 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-11-25 17:27:58,280 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55ff07b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 05:27:58, skipping insertion in model container [2022-11-25 17:27:58,280 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-25 17:27:58,281 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-25 17:27:58,281 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-25 17:27:58,281 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-25 17:27:58,282 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:27:58" (3/3) ... [2022-11-25 17:27:58,286 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-25 17:27:58,293 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2022-11-25 17:27:58,294 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2022-11-25 17:27:58,299 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2022-11-25 17:27:58,300 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-25 17:27:58,300 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-25 17:27:58,300 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-25 17:27:58,341 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2283945-e94a-4d60-8175-3ad3aacbb9ce/bin/uautomizer-ZsLfNo2U6R/witness.graphml [2022-11-25 17:27:58,341 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-25 17:27:58,343 INFO L158 Benchmark]: Toolchain (without parser) took 923.24ms. Allocated memory is still 159.4MB. Free memory was 128.9MB in the beginning and 94.0MB in the end (delta: 34.9MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2022-11-25 17:27:58,344 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 113.2MB. Free memory was 66.5MB in the beginning and 66.3MB in the end (delta: 253.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-25 17:27:58,344 INFO L158 Benchmark]: CACSL2BoogieTranslator took 258.13ms. Allocated memory is still 159.4MB. Free memory was 128.4MB in the beginning and 117.1MB in the end (delta: 11.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-25 17:27:58,345 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.86ms. Allocated memory is still 159.4MB. Free memory was 116.6MB in the beginning and 115.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-25 17:27:58,345 INFO L158 Benchmark]: Boogie Preprocessor took 26.73ms. Allocated memory is still 159.4MB. Free memory was 115.0MB in the beginning and 114.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 17:27:58,346 INFO L158 Benchmark]: RCFGBuilder took 501.31ms. Allocated memory is still 159.4MB. Free memory was 114.0MB in the beginning and 99.3MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-25 17:27:58,347 INFO L158 Benchmark]: TraceAbstraction took 32.48ms. Allocated memory is still 159.4MB. Free memory was 98.8MB in the beginning and 96.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-25 17:27:58,347 INFO L158 Benchmark]: Witness Printer took 60.29ms. Allocated memory is still 159.4MB. Free memory was 96.6MB in the beginning and 94.0MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-25 17:27:58,351 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 113.2MB. Free memory was 66.5MB in the beginning and 66.3MB in the end (delta: 253.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 258.13ms. Allocated memory is still 159.4MB. Free memory was 128.4MB in the beginning and 117.1MB in the end (delta: 11.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.86ms. Allocated memory is still 159.4MB. Free memory was 116.6MB in the beginning and 115.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.73ms. Allocated memory is still 159.4MB. Free memory was 115.0MB in the beginning and 114.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 501.31ms. Allocated memory is still 159.4MB. Free memory was 114.0MB in the beginning and 99.3MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 32.48ms. Allocated memory is still 159.4MB. Free memory was 98.8MB in the beginning and 96.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 60.29ms. Allocated memory is still 159.4MB. Free memory was 96.6MB in the beginning and 94.0MB in the end (delta: 2.6MB). 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! [2022-11-25 17:27:58,381 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2283945-e94a-4d60-8175-3ad3aacbb9ce/bin/uautomizer-ZsLfNo2U6R/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