./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/test-easy6.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b 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_b8e5027b-0a83-4c65-add9-72b04ab8b194/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e5027b-0a83-4c65-add9-72b04ab8b194/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_b8e5027b-0a83-4c65-add9-72b04ab8b194/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e5027b-0a83-4c65-add9-72b04ab8b194/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/test-easy6.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e5027b-0a83-4c65-add9-72b04ab8b194/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_b8e5027b-0a83-4c65-add9-72b04ab8b194/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 e29a676a5171b2e56cc2900cb5470509b7d8cacfca71c5e2d0aea36c369ff26e --- 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 18:10:02,415 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:10:02,417 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:10:02,444 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:10:02,451 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:10:02,456 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:10:02,458 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:10:02,462 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:10:02,467 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:10:02,469 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:10:02,471 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:10:02,473 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:10:02,475 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:10:02,479 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:10:02,481 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:10:02,483 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:10:02,485 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:10:02,492 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:10:02,494 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:10:02,496 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:10:02,497 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:10:02,503 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:10:02,504 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:10:02,505 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:10:02,509 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:10:02,514 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:10:02,514 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:10:02,515 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:10:02,516 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:10:02,518 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:10:02,519 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:10:02,520 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:10:02,520 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:10:02,521 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:10:02,522 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:10:02,522 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:10:02,523 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:10:02,524 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:10:02,524 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:10:02,525 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:10:02,526 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:10:02,527 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e5027b-0a83-4c65-add9-72b04ab8b194/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 18:10:02,551 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:10:02,551 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:10:02,552 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 18:10:02,552 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 18:10:02,553 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:10:02,553 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:10:02,553 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:10:02,554 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 18:10:02,554 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 18:10:02,554 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 18:10:02,554 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 18:10:02,555 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:10:02,555 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 18:10:02,555 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:10:02,555 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 18:10:02,556 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 18:10:02,556 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 18:10:02,556 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 18:10:02,556 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:10:02,556 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 18:10:02,557 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:10:02,557 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:10:02,557 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:10:02,557 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:10:02,558 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:10:02,558 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:10:02,558 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 18:10:02,559 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 18:10:02,559 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 18:10:02,559 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 18:10:02,559 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_b8e5027b-0a83-4c65-add9-72b04ab8b194/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e5027b-0a83-4c65-add9-72b04ab8b194/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e29a676a5171b2e56cc2900cb5470509b7d8cacfca71c5e2d0aea36c369ff26e [2022-11-20 18:10:02,797 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:10:02,819 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:10:02,822 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:10:02,823 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:10:02,824 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:10:02,825 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e5027b-0a83-4c65-add9-72b04ab8b194/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/weaver/test-easy6.wvr.c [2022-11-20 18:10:05,960 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 18:10:06,208 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 18:10:06,209 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e5027b-0a83-4c65-add9-72b04ab8b194/sv-benchmarks/c/weaver/test-easy6.wvr.c [2022-11-20 18:10:06,217 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e5027b-0a83-4c65-add9-72b04ab8b194/bin/ukojak-pZX7IvK2PQ/data/abc878130/f758bcd44b9b4cf6b089fd2951a391de/FLAG298986d03 [2022-11-20 18:10:06,242 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e5027b-0a83-4c65-add9-72b04ab8b194/bin/ukojak-pZX7IvK2PQ/data/abc878130/f758bcd44b9b4cf6b089fd2951a391de [2022-11-20 18:10:06,247 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 18:10:06,251 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 18:10:06,253 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 18:10:06,253 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 18:10:06,257 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 18:10:06,258 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:10:06" (1/1) ... [2022-11-20 18:10:06,260 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a047ca1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:10:06, skipping insertion in model container [2022-11-20 18:10:06,260 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:10:06" (1/1) ... [2022-11-20 18:10:06,268 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 18:10:06,298 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:10:06,519 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_b8e5027b-0a83-4c65-add9-72b04ab8b194/sv-benchmarks/c/weaver/test-easy6.wvr.c[3046,3059] [2022-11-20 18:10:06,520 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:10:06,532 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 18:10:06,556 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_b8e5027b-0a83-4c65-add9-72b04ab8b194/sv-benchmarks/c/weaver/test-easy6.wvr.c[3046,3059] [2022-11-20 18:10:06,557 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:10:06,572 INFO L208 MainTranslator]: Completed translation [2022-11-20 18:10:06,573 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:10:06 WrapperNode [2022-11-20 18:10:06,573 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 18:10:06,574 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 18:10:06,575 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 18:10:06,575 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 18:10:06,583 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:10:06" (1/1) ... [2022-11-20 18:10:06,592 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:10:06" (1/1) ... [2022-11-20 18:10:06,611 INFO L138 Inliner]: procedures = 21, calls = 59, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 50 [2022-11-20 18:10:06,611 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 18:10:06,637 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 18:10:06,637 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 18:10:06,638 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 18:10:06,648 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:10:06" (1/1) ... [2022-11-20 18:10:06,648 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:10:06" (1/1) ... [2022-11-20 18:10:06,651 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:10:06" (1/1) ... [2022-11-20 18:10:06,651 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:10:06" (1/1) ... [2022-11-20 18:10:06,656 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:10:06" (1/1) ... [2022-11-20 18:10:06,657 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:10:06" (1/1) ... [2022-11-20 18:10:06,659 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:10:06" (1/1) ... [2022-11-20 18:10:06,660 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:10:06" (1/1) ... [2022-11-20 18:10:06,662 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 18:10:06,663 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 18:10:06,663 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 18:10:06,663 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 18:10:06,664 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:10:06" (1/1) ... [2022-11-20 18:10:06,670 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:10:06,683 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e5027b-0a83-4c65-add9-72b04ab8b194/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 18:10:06,704 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e5027b-0a83-4c65-add9-72b04ab8b194/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 18:10:06,709 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e5027b-0a83-4c65-add9-72b04ab8b194/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 18:10:06,759 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 18:10:06,760 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 18:10:06,760 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 18:10:06,760 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 18:10:06,761 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 18:10:06,761 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 18:10:06,761 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 18:10:06,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 18:10:06,761 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 18:10:06,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 18:10:06,762 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 18:10:06,762 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 18:10:06,763 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 18:10:06,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 18:10:06,763 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 18:10:06,763 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 18:10:06,765 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 18:10:06,948 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 18:10:06,965 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 18:10:07,263 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 18:10:07,356 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 18:10:07,357 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 18:10:07,357 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: assume_abort_if_notENTRY is neither atomic block end nor a sink node. [2022-11-20 18:10:07,358 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) 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 18:10:07,363 INFO L158 Benchmark]: Toolchain (without parser) took 1111.21ms. Allocated memory is still 125.8MB. Free memory was 65.5MB in the beginning and 82.8MB in the end (delta: -17.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:10:07,364 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 98.6MB. Free memory is still 51.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:10:07,364 INFO L158 Benchmark]: CACSL2BoogieTranslator took 320.95ms. Allocated memory is still 125.8MB. Free memory was 65.4MB in the beginning and 54.4MB in the end (delta: 11.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-20 18:10:07,365 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.26ms. Allocated memory is still 125.8MB. Free memory was 54.2MB in the beginning and 52.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:10:07,365 INFO L158 Benchmark]: Boogie Preprocessor took 25.20ms. Allocated memory is still 125.8MB. Free memory was 99.7MB in the beginning and 98.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:10:07,366 INFO L158 Benchmark]: RCFGBuilder took 698.68ms. Allocated memory is still 125.8MB. Free memory was 98.5MB in the beginning and 82.8MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-20 18:10:07,369 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 98.6MB. Free memory is still 51.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 320.95ms. Allocated memory is still 125.8MB. Free memory was 65.4MB in the beginning and 54.4MB in the end (delta: 11.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.26ms. Allocated memory is still 125.8MB. Free memory was 54.2MB in the beginning and 52.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 25.20ms. Allocated memory is still 125.8MB. Free memory was 99.7MB in the beginning and 98.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 698.68ms. Allocated memory is still 125.8MB. Free memory was 98.5MB in the beginning and 82.8MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 18:10:07,407 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e5027b-0a83-4c65-add9-72b04ab8b194/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e5027b-0a83-4c65-add9-72b04ab8b194/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e5027b-0a83-4c65-add9-72b04ab8b194/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_b8e5027b-0a83-4c65-add9-72b04ab8b194/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e5027b-0a83-4c65-add9-72b04ab8b194/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/test-easy6.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e5027b-0a83-4c65-add9-72b04ab8b194/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_b8e5027b-0a83-4c65-add9-72b04ab8b194/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 e29a676a5171b2e56cc2900cb5470509b7d8cacfca71c5e2d0aea36c369ff26e --- 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 18:10:09,983 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:10:09,985 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:10:10,014 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:10:10,017 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:10:10,022 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:10:10,026 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:10:10,028 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:10:10,030 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:10:10,031 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:10:10,032 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:10:10,034 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:10:10,034 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:10:10,037 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:10:10,040 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:10:10,045 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:10:10,047 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:10:10,053 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:10:10,057 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:10:10,064 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:10:10,065 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:10:10,069 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:10:10,070 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:10:10,071 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:10:10,081 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:10:10,081 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:10:10,082 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:10:10,083 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:10:10,083 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:10:10,084 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:10:10,084 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:10:10,085 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:10:10,086 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:10:10,087 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:10:10,088 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:10:10,088 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:10:10,108 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:10:10,111 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:10:10,112 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:10:10,113 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:10:10,114 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:10:10,120 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e5027b-0a83-4c65-add9-72b04ab8b194/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-20 18:10:10,162 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:10:10,163 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:10:10,165 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 18:10:10,165 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 18:10:10,166 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:10:10,167 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:10:10,167 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:10:10,167 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 18:10:10,168 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 18:10:10,168 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 18:10:10,169 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:10:10,170 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 18:10:10,170 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:10:10,170 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 18:10:10,170 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 18:10:10,171 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 18:10:10,171 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 18:10:10,171 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 18:10:10,172 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 18:10:10,172 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 18:10:10,172 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:10:10,172 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 18:10:10,173 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:10:10,173 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:10:10,173 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:10:10,174 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:10:10,174 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:10:10,174 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:10:10,175 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 18:10:10,175 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 18:10:10,175 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 18:10:10,176 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 18:10:10,176 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 18:10:10,177 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 18:10:10,177 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_b8e5027b-0a83-4c65-add9-72b04ab8b194/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e5027b-0a83-4c65-add9-72b04ab8b194/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e29a676a5171b2e56cc2900cb5470509b7d8cacfca71c5e2d0aea36c369ff26e [2022-11-20 18:10:10,625 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:10:10,674 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:10:10,677 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:10:10,679 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:10:10,679 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:10:10,682 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e5027b-0a83-4c65-add9-72b04ab8b194/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/weaver/test-easy6.wvr.c [2022-11-20 18:10:13,799 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 18:10:14,038 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 18:10:14,038 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e5027b-0a83-4c65-add9-72b04ab8b194/sv-benchmarks/c/weaver/test-easy6.wvr.c [2022-11-20 18:10:14,046 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e5027b-0a83-4c65-add9-72b04ab8b194/bin/ukojak-pZX7IvK2PQ/data/1ae61f5c5/86d7b0ac45d943c09f5ed1f2e41a3f68/FLAGa730c4237 [2022-11-20 18:10:14,060 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e5027b-0a83-4c65-add9-72b04ab8b194/bin/ukojak-pZX7IvK2PQ/data/1ae61f5c5/86d7b0ac45d943c09f5ed1f2e41a3f68 [2022-11-20 18:10:14,063 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 18:10:14,065 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 18:10:14,066 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 18:10:14,066 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 18:10:14,069 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 18:10:14,070 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:10:14" (1/1) ... [2022-11-20 18:10:14,071 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6527c9dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:10:14, skipping insertion in model container [2022-11-20 18:10:14,072 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:10:14" (1/1) ... [2022-11-20 18:10:14,079 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 18:10:14,099 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:10:14,317 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_b8e5027b-0a83-4c65-add9-72b04ab8b194/sv-benchmarks/c/weaver/test-easy6.wvr.c[3046,3059] [2022-11-20 18:10:14,320 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:10:14,333 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 18:10:14,377 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_b8e5027b-0a83-4c65-add9-72b04ab8b194/sv-benchmarks/c/weaver/test-easy6.wvr.c[3046,3059] [2022-11-20 18:10:14,382 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:10:14,408 INFO L208 MainTranslator]: Completed translation [2022-11-20 18:10:14,409 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:10:14 WrapperNode [2022-11-20 18:10:14,410 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 18:10:14,411 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 18:10:14,411 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 18:10:14,411 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 18:10:14,419 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:10:14" (1/1) ... [2022-11-20 18:10:14,445 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:10:14" (1/1) ... [2022-11-20 18:10:14,467 INFO L138 Inliner]: procedures = 23, calls = 59, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 50 [2022-11-20 18:10:14,468 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 18:10:14,469 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 18:10:14,469 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 18:10:14,470 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 18:10:14,480 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:10:14" (1/1) ... [2022-11-20 18:10:14,480 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:10:14" (1/1) ... [2022-11-20 18:10:14,490 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:10:14" (1/1) ... [2022-11-20 18:10:14,490 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:10:14" (1/1) ... [2022-11-20 18:10:14,509 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:10:14" (1/1) ... [2022-11-20 18:10:14,518 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:10:14" (1/1) ... [2022-11-20 18:10:14,520 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:10:14" (1/1) ... [2022-11-20 18:10:14,521 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:10:14" (1/1) ... [2022-11-20 18:10:14,524 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 18:10:14,528 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 18:10:14,529 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 18:10:14,529 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 18:10:14,530 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:10:14" (1/1) ... [2022-11-20 18:10:14,538 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:10:14,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e5027b-0a83-4c65-add9-72b04ab8b194/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 18:10:14,572 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e5027b-0a83-4c65-add9-72b04ab8b194/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 18:10:14,594 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e5027b-0a83-4c65-add9-72b04ab8b194/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 18:10:14,625 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 18:10:14,625 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 18:10:14,625 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 18:10:14,626 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 18:10:14,626 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 18:10:14,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 18:10:14,626 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 18:10:14,626 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 18:10:14,626 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 18:10:14,626 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 18:10:14,627 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 18:10:14,627 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 18:10:14,627 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 18:10:14,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 18:10:14,627 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 18:10:14,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 18:10:14,629 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 18:10:14,824 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 18:10:14,827 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 18:10:15,096 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 18:10:15,184 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 18:10:15,185 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 18:10:15,185 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: assume_abort_if_notENTRY is neither atomic block end nor a sink node. [2022-11-20 18:10:15,197 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) 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 18:10:15,203 INFO L158 Benchmark]: Toolchain (without parser) took 1137.41ms. Allocated memory is still 73.4MB. Free memory was 46.4MB in the beginning and 53.1MB in the end (delta: -6.7MB). Peak memory consumption was 17.8MB. Max. memory is 16.1GB. [2022-11-20 18:10:15,203 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 52.4MB. Free memory is still 30.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:10:15,204 INFO L158 Benchmark]: CACSL2BoogieTranslator took 344.10ms. Allocated memory is still 73.4MB. Free memory was 46.2MB in the beginning and 52.3MB in the end (delta: -6.1MB). Peak memory consumption was 11.5MB. Max. memory is 16.1GB. [2022-11-20 18:10:15,204 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.93ms. Allocated memory is still 73.4MB. Free memory was 52.3MB in the beginning and 50.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:10:15,205 INFO L158 Benchmark]: Boogie Preprocessor took 58.03ms. Allocated memory is still 73.4MB. Free memory was 50.8MB in the beginning and 49.3MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:10:15,205 INFO L158 Benchmark]: RCFGBuilder took 673.12ms. Allocated memory is still 73.4MB. Free memory was 49.3MB in the beginning and 53.1MB in the end (delta: -3.8MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-11-20 18:10:15,210 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 52.4MB. Free memory is still 30.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 344.10ms. Allocated memory is still 73.4MB. Free memory was 46.2MB in the beginning and 52.3MB in the end (delta: -6.1MB). Peak memory consumption was 11.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.93ms. Allocated memory is still 73.4MB. Free memory was 52.3MB in the beginning and 50.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.03ms. Allocated memory is still 73.4MB. Free memory was 50.8MB in the beginning and 49.3MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 673.12ms. Allocated memory is still 73.4MB. Free memory was 49.3MB in the beginning and 53.1MB in the end (delta: -3.8MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 18:10:15,239 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e5027b-0a83-4c65-add9-72b04ab8b194/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?