./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/popl20-bad-threaded-sum-2.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b 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_9b182513-bd7d-42f4-a7df-27e371d372e9/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b182513-bd7d-42f4-a7df-27e371d372e9/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b182513-bd7d-42f4-a7df-27e371d372e9/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b182513-bd7d-42f4-a7df-27e371d372e9/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-bad-threaded-sum-2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b182513-bd7d-42f4-a7df-27e371d372e9/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b182513-bd7d-42f4-a7df-27e371d372e9/bin/ukojak-pZX7IvK2PQ --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e4c79b7a5b8db7237eb9e98d6143d48d2d4ec5b8465b95c5ccb44c5e387749db --- 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-6b4ec56 [2022-11-20 18:00:14,402 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:00:14,405 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:00:14,447 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:00:14,448 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:00:14,452 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:00:14,454 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:00:14,458 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:00:14,460 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:00:14,465 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:00:14,467 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:00:14,469 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:00:14,470 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:00:14,473 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:00:14,474 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:00:14,476 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:00:14,477 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:00:14,478 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:00:14,479 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:00:14,481 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:00:14,482 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:00:14,486 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:00:14,488 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:00:14,490 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:00:14,493 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:00:14,498 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:00:14,498 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:00:14,499 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:00:14,501 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:00:14,503 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:00:14,504 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:00:14,505 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:00:14,507 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:00:14,508 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:00:14,509 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:00:14,509 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:00:14,510 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:00:14,511 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:00:14,511 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:00:14,513 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:00:14,513 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:00:14,514 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b182513-bd7d-42f4-a7df-27e371d372e9/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 18:00:14,547 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:00:14,547 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:00:14,548 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 18:00:14,549 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 18:00:14,549 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:00:14,550 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:00:14,550 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:00:14,550 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 18:00:14,550 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 18:00:14,551 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 18:00:14,552 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 18:00:14,552 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:00:14,552 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 18:00:14,552 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:00:14,553 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 18:00:14,553 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 18:00:14,553 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 18:00:14,553 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 18:00:14,553 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:00:14,554 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 18:00:14,554 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:00:14,554 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:00:14,554 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:00:14,555 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:00:14,555 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:00:14,555 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:00:14,555 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 18:00:14,555 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 18:00:14,556 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 18:00:14,556 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 18:00:14,557 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_9b182513-bd7d-42f4-a7df-27e371d372e9/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b182513-bd7d-42f4-a7df-27e371d372e9/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e4c79b7a5b8db7237eb9e98d6143d48d2d4ec5b8465b95c5ccb44c5e387749db [2022-11-20 18:00:14,880 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:00:14,920 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:00:14,923 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:00:14,925 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:00:14,925 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:00:14,927 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b182513-bd7d-42f4-a7df-27e371d372e9/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/weaver/popl20-bad-threaded-sum-2.wvr.c [2022-11-20 18:00:18,097 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 18:00:18,427 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 18:00:18,428 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b182513-bd7d-42f4-a7df-27e371d372e9/sv-benchmarks/c/weaver/popl20-bad-threaded-sum-2.wvr.c [2022-11-20 18:00:18,435 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b182513-bd7d-42f4-a7df-27e371d372e9/bin/ukojak-pZX7IvK2PQ/data/5d0e26633/977cb478fe6146cdb287eda2e03de32f/FLAGfb325d96f [2022-11-20 18:00:18,459 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b182513-bd7d-42f4-a7df-27e371d372e9/bin/ukojak-pZX7IvK2PQ/data/5d0e26633/977cb478fe6146cdb287eda2e03de32f [2022-11-20 18:00:18,465 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 18:00:18,468 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 18:00:18,472 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 18:00:18,472 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 18:00:18,477 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 18:00:18,478 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:00:18" (1/1) ... [2022-11-20 18:00:18,479 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5803b359 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:18, skipping insertion in model container [2022-11-20 18:00:18,479 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:00:18" (1/1) ... [2022-11-20 18:00:18,487 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 18:00:18,509 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:00:18,756 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_9b182513-bd7d-42f4-a7df-27e371d372e9/sv-benchmarks/c/weaver/popl20-bad-threaded-sum-2.wvr.c[2476,2489] [2022-11-20 18:00:18,757 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:00:18,775 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 18:00:18,820 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_9b182513-bd7d-42f4-a7df-27e371d372e9/sv-benchmarks/c/weaver/popl20-bad-threaded-sum-2.wvr.c[2476,2489] [2022-11-20 18:00:18,823 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:00:18,838 INFO L208 MainTranslator]: Completed translation [2022-11-20 18:00:18,840 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:18 WrapperNode [2022-11-20 18:00:18,842 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 18:00:18,844 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 18:00:18,844 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 18:00:18,844 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 18:00:18,852 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:18" (1/1) ... [2022-11-20 18:00:18,871 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:18" (1/1) ... [2022-11-20 18:00:18,895 INFO L138 Inliner]: procedures = 21, calls = 34, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 53 [2022-11-20 18:00:18,895 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 18:00:18,896 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 18:00:18,896 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 18:00:18,896 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 18:00:18,906 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:18" (1/1) ... [2022-11-20 18:00:18,906 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:18" (1/1) ... [2022-11-20 18:00:18,912 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:18" (1/1) ... [2022-11-20 18:00:18,912 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:18" (1/1) ... [2022-11-20 18:00:18,927 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:18" (1/1) ... [2022-11-20 18:00:18,932 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:18" (1/1) ... [2022-11-20 18:00:18,938 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:18" (1/1) ... [2022-11-20 18:00:18,940 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:18" (1/1) ... [2022-11-20 18:00:18,942 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 18:00:18,945 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 18:00:18,946 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 18:00:18,946 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 18:00:18,947 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:18" (1/1) ... [2022-11-20 18:00:18,954 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:00:18,966 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b182513-bd7d-42f4-a7df-27e371d372e9/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 18:00:18,980 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b182513-bd7d-42f4-a7df-27e371d372e9/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 18:00:18,991 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b182513-bd7d-42f4-a7df-27e371d372e9/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 18:00:19,027 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 18:00:19,028 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 18:00:19,028 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 18:00:19,029 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 18:00:19,029 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 18:00:19,029 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 18:00:19,029 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 18:00:19,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 18:00:19,030 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 18:00:19,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 18:00:19,030 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 18:00:19,031 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 18:00:19,031 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 18:00:19,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 18:00:19,031 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 18:00:19,031 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 18:00:19,033 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 18:00:19,156 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 18:00:19,158 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 18:00:19,427 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 18:00:19,516 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 18:00:19,516 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 18:00:19,518 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:00:19 BoogieIcfgContainer [2022-11-20 18:00:19,519 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 18:00:19,520 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 18:00:19,520 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 18:00:19,534 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 18:00:19,534 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:00:19" (1/1) ... [2022-11-20 18:00:19,535 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-20 18:00:19,544 INFO L158 Benchmark]: Toolchain (without parser) took 1075.05ms. Allocated memory is still 138.4MB. Free memory was 107.2MB in the beginning and 76.7MB in the end (delta: 30.5MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-11-20 18:00:19,544 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 111.1MB. Free memory is still 63.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:00:19,546 INFO L158 Benchmark]: CACSL2BoogieTranslator took 370.80ms. Allocated memory is still 138.4MB. Free memory was 107.2MB in the beginning and 96.1MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 18:00:19,547 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.80ms. Allocated memory is still 138.4MB. Free memory was 96.1MB in the beginning and 94.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:00:19,547 INFO L158 Benchmark]: Boogie Preprocessor took 48.99ms. Allocated memory is still 138.4MB. Free memory was 94.5MB in the beginning and 93.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:00:19,549 INFO L158 Benchmark]: RCFGBuilder took 573.33ms. Allocated memory is still 138.4MB. Free memory was 93.1MB in the beginning and 77.8MB in the end (delta: 15.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-20 18:00:19,550 INFO L158 Benchmark]: CodeCheck took 22.05ms. Allocated memory is still 138.4MB. Free memory was 77.8MB in the beginning and 76.7MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:00:19,558 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 111.1MB. Free memory is still 63.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 370.80ms. Allocated memory is still 138.4MB. Free memory was 107.2MB in the beginning and 96.1MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.80ms. Allocated memory is still 138.4MB. Free memory was 96.1MB in the beginning and 94.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.99ms. Allocated memory is still 138.4MB. Free memory was 94.5MB in the beginning and 93.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 573.33ms. Allocated memory is still 138.4MB. Free memory was 93.1MB in the beginning and 77.8MB in the end (delta: 15.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 22.05ms. Allocated memory is still 138.4MB. Free memory was 77.8MB in the beginning and 76.7MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 18:00:19,588 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b182513-bd7d-42f4-a7df-27e371d372e9/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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_9b182513-bd7d-42f4-a7df-27e371d372e9/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b182513-bd7d-42f4-a7df-27e371d372e9/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b182513-bd7d-42f4-a7df-27e371d372e9/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b182513-bd7d-42f4-a7df-27e371d372e9/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-bad-threaded-sum-2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b182513-bd7d-42f4-a7df-27e371d372e9/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b182513-bd7d-42f4-a7df-27e371d372e9/bin/ukojak-pZX7IvK2PQ --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e4c79b7a5b8db7237eb9e98d6143d48d2d4ec5b8465b95c5ccb44c5e387749db --- 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-6b4ec56 [2022-11-20 18:00:22,104 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:00:22,107 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:00:22,149 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:00:22,150 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:00:22,154 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:00:22,159 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:00:22,162 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:00:22,165 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:00:22,172 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:00:22,174 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:00:22,175 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:00:22,176 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:00:22,178 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:00:22,180 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:00:22,181 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:00:22,182 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:00:22,183 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:00:22,184 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:00:22,186 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:00:22,187 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:00:22,190 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:00:22,191 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:00:22,192 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:00:22,195 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:00:22,196 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:00:22,196 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:00:22,197 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:00:22,197 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:00:22,198 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:00:22,199 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:00:22,199 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:00:22,200 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:00:22,201 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:00:22,202 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:00:22,202 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:00:22,203 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:00:22,203 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:00:22,204 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:00:22,204 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:00:22,205 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:00:22,209 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b182513-bd7d-42f4-a7df-27e371d372e9/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-20 18:00:22,245 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:00:22,246 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:00:22,247 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 18:00:22,247 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 18:00:22,248 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:00:22,248 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:00:22,248 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:00:22,248 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 18:00:22,248 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 18:00:22,249 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 18:00:22,249 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:00:22,249 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 18:00:22,249 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:00:22,249 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 18:00:22,249 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 18:00:22,250 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 18:00:22,250 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 18:00:22,250 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 18:00:22,250 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 18:00:22,250 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 18:00:22,250 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:00:22,251 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 18:00:22,251 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:00:22,251 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:00:22,251 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:00:22,251 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:00:22,252 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:00:22,252 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:00:22,252 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 18:00:22,252 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 18:00:22,252 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 18:00:22,253 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 18:00:22,253 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 18:00:22,253 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 18:00:22,253 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_9b182513-bd7d-42f4-a7df-27e371d372e9/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b182513-bd7d-42f4-a7df-27e371d372e9/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e4c79b7a5b8db7237eb9e98d6143d48d2d4ec5b8465b95c5ccb44c5e387749db [2022-11-20 18:00:22,631 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:00:22,671 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:00:22,674 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:00:22,676 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:00:22,676 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:00:22,678 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b182513-bd7d-42f4-a7df-27e371d372e9/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/weaver/popl20-bad-threaded-sum-2.wvr.c [2022-11-20 18:00:25,923 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 18:00:26,157 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 18:00:26,158 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b182513-bd7d-42f4-a7df-27e371d372e9/sv-benchmarks/c/weaver/popl20-bad-threaded-sum-2.wvr.c [2022-11-20 18:00:26,164 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b182513-bd7d-42f4-a7df-27e371d372e9/bin/ukojak-pZX7IvK2PQ/data/4886f382b/216a1e34518d44e68629c3b6d14b4694/FLAG6fba86f54 [2022-11-20 18:00:26,180 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b182513-bd7d-42f4-a7df-27e371d372e9/bin/ukojak-pZX7IvK2PQ/data/4886f382b/216a1e34518d44e68629c3b6d14b4694 [2022-11-20 18:00:26,182 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 18:00:26,184 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 18:00:26,185 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 18:00:26,185 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 18:00:26,188 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 18:00:26,189 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:00:26" (1/1) ... [2022-11-20 18:00:26,190 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35359aef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:26, skipping insertion in model container [2022-11-20 18:00:26,191 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:00:26" (1/1) ... [2022-11-20 18:00:26,198 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 18:00:26,215 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:00:26,413 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_9b182513-bd7d-42f4-a7df-27e371d372e9/sv-benchmarks/c/weaver/popl20-bad-threaded-sum-2.wvr.c[2476,2489] [2022-11-20 18:00:26,415 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:00:26,434 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 18:00:26,476 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_9b182513-bd7d-42f4-a7df-27e371d372e9/sv-benchmarks/c/weaver/popl20-bad-threaded-sum-2.wvr.c[2476,2489] [2022-11-20 18:00:26,476 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:00:26,493 INFO L208 MainTranslator]: Completed translation [2022-11-20 18:00:26,494 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:26 WrapperNode [2022-11-20 18:00:26,494 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 18:00:26,496 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 18:00:26,496 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 18:00:26,497 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 18:00:26,504 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:26" (1/1) ... [2022-11-20 18:00:26,529 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:26" (1/1) ... [2022-11-20 18:00:26,552 INFO L138 Inliner]: procedures = 23, calls = 34, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 53 [2022-11-20 18:00:26,552 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 18:00:26,553 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 18:00:26,554 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 18:00:26,554 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 18:00:26,575 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:26" (1/1) ... [2022-11-20 18:00:26,577 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:26" (1/1) ... [2022-11-20 18:00:26,615 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:26" (1/1) ... [2022-11-20 18:00:26,616 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:26" (1/1) ... [2022-11-20 18:00:26,634 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:26" (1/1) ... [2022-11-20 18:00:26,645 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:26" (1/1) ... [2022-11-20 18:00:26,646 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:26" (1/1) ... [2022-11-20 18:00:26,648 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:26" (1/1) ... [2022-11-20 18:00:26,658 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 18:00:26,659 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 18:00:26,659 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 18:00:26,659 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 18:00:26,660 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:26" (1/1) ... [2022-11-20 18:00:26,668 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:00:26,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b182513-bd7d-42f4-a7df-27e371d372e9/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 18:00:26,696 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b182513-bd7d-42f4-a7df-27e371d372e9/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 18:00:26,726 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b182513-bd7d-42f4-a7df-27e371d372e9/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 18:00:26,747 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 18:00:26,747 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 18:00:26,748 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 18:00:26,749 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 18:00:26,749 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 18:00:26,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 18:00:26,749 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 18:00:26,750 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 18:00:26,750 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 18:00:26,750 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 18:00:26,750 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 18:00:26,751 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 18:00:26,751 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 18:00:26,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 18:00:26,751 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 18:00:26,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 18:00:26,753 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 18:00:26,894 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 18:00:26,896 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 18:00:27,096 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 18:00:27,172 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 18:00:27,172 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 18:00:27,175 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:00:27 BoogieIcfgContainer [2022-11-20 18:00:27,175 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 18:00:27,176 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 18:00:27,176 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 18:00:27,187 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 18:00:27,187 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:00:27" (1/1) ... [2022-11-20 18:00:27,188 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-20 18:00:27,192 INFO L158 Benchmark]: Toolchain (without parser) took 1007.06ms. Allocated memory was 67.1MB in the beginning and 86.0MB in the end (delta: 18.9MB). Free memory was 45.2MB in the beginning and 48.1MB in the end (delta: -3.0MB). Peak memory consumption was 15.3MB. Max. memory is 16.1GB. [2022-11-20 18:00:27,192 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 67.1MB. Free memory was 44.3MB in the beginning and 44.3MB in the end (delta: 49.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:00:27,193 INFO L158 Benchmark]: CACSL2BoogieTranslator took 309.21ms. Allocated memory is still 67.1MB. Free memory was 44.9MB in the beginning and 33.7MB in the end (delta: 11.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-20 18:00:27,194 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.91ms. Allocated memory is still 67.1MB. Free memory was 33.7MB in the beginning and 32.1MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:00:27,195 INFO L158 Benchmark]: Boogie Preprocessor took 104.59ms. Allocated memory was 67.1MB in the beginning and 86.0MB in the end (delta: 18.9MB). Free memory was 32.1MB in the beginning and 65.6MB in the end (delta: -33.5MB). Peak memory consumption was 2.7MB. Max. memory is 16.1GB. [2022-11-20 18:00:27,196 INFO L158 Benchmark]: RCFGBuilder took 516.52ms. Allocated memory is still 86.0MB. Free memory was 65.6MB in the beginning and 49.1MB in the end (delta: 16.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-20 18:00:27,196 INFO L158 Benchmark]: CodeCheck took 14.19ms. Allocated memory is still 86.0MB. Free memory was 49.1MB in the beginning and 48.1MB in the end (delta: 991.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:00:27,200 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 67.1MB. Free memory was 44.3MB in the beginning and 44.3MB in the end (delta: 49.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 309.21ms. Allocated memory is still 67.1MB. Free memory was 44.9MB in the beginning and 33.7MB in the end (delta: 11.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.91ms. Allocated memory is still 67.1MB. Free memory was 33.7MB in the beginning and 32.1MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 104.59ms. Allocated memory was 67.1MB in the beginning and 86.0MB in the end (delta: 18.9MB). Free memory was 32.1MB in the beginning and 65.6MB in the end (delta: -33.5MB). Peak memory consumption was 2.7MB. Max. memory is 16.1GB. * RCFGBuilder took 516.52ms. Allocated memory is still 86.0MB. Free memory was 65.6MB in the beginning and 49.1MB in the end (delta: 16.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 14.19ms. Allocated memory is still 86.0MB. Free memory was 49.1MB in the beginning and 48.1MB in the end (delta: 991.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 18:00:27,239 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b182513-bd7d-42f4-a7df-27e371d372e9/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported