./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/test-semi1.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_8013d7d2-2a19-45e0-b0a6-30a2558199d4/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8013d7d2-2a19-45e0-b0a6-30a2558199d4/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_8013d7d2-2a19-45e0-b0a6-30a2558199d4/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8013d7d2-2a19-45e0-b0a6-30a2558199d4/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/test-semi1.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8013d7d2-2a19-45e0-b0a6-30a2558199d4/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_8013d7d2-2a19-45e0-b0a6-30a2558199d4/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 e1fb758430fdab5e598998cc874ea93afa2de5f622c2b42d836b77952562e01f --- 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 17:23:59,376 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:23:59,379 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:23:59,420 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:23:59,421 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:23:59,422 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:23:59,423 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:23:59,425 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:23:59,430 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:23:59,436 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:23:59,437 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:23:59,440 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:23:59,441 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:23:59,443 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:23:59,446 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:23:59,449 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:23:59,450 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:23:59,451 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:23:59,454 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:23:59,460 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:23:59,462 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:23:59,464 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:23:59,466 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:23:59,467 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:23:59,477 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:23:59,477 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:23:59,477 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:23:59,479 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:23:59,480 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:23:59,481 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:23:59,482 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:23:59,483 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:23:59,485 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:23:59,486 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:23:59,487 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:23:59,487 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:23:59,488 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:23:59,488 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:23:59,488 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:23:59,490 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:23:59,491 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:23:59,492 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8013d7d2-2a19-45e0-b0a6-30a2558199d4/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 17:23:59,529 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:23:59,529 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:23:59,530 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:23:59,531 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:23:59,531 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:23:59,532 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:23:59,532 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:23:59,532 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:23:59,533 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:23:59,533 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:23:59,534 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:23:59,534 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:23:59,534 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:23:59,535 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:23:59,535 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:23:59,535 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:23:59,535 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:23:59,536 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:23:59,536 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:23:59,536 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:23:59,536 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:23:59,537 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:23:59,537 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:23:59,537 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:23:59,538 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:23:59,538 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:23:59,538 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:23:59,538 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:23:59,539 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:23:59,539 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:23:59,540 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_8013d7d2-2a19-45e0-b0a6-30a2558199d4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8013d7d2-2a19-45e0-b0a6-30a2558199d4/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e1fb758430fdab5e598998cc874ea93afa2de5f622c2b42d836b77952562e01f [2022-11-20 17:23:59,829 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:23:59,859 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:23:59,862 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:23:59,863 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:23:59,864 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:23:59,865 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8013d7d2-2a19-45e0-b0a6-30a2558199d4/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/weaver/test-semi1.wvr.c [2022-11-20 17:24:02,920 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:24:03,144 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:24:03,144 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8013d7d2-2a19-45e0-b0a6-30a2558199d4/sv-benchmarks/c/weaver/test-semi1.wvr.c [2022-11-20 17:24:03,152 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8013d7d2-2a19-45e0-b0a6-30a2558199d4/bin/ukojak-pZX7IvK2PQ/data/492059e1a/44ae3856e1044b97b812f94603aded42/FLAGb7c51edc3 [2022-11-20 17:24:03,169 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8013d7d2-2a19-45e0-b0a6-30a2558199d4/bin/ukojak-pZX7IvK2PQ/data/492059e1a/44ae3856e1044b97b812f94603aded42 [2022-11-20 17:24:03,171 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:24:03,173 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:24:03,177 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:24:03,178 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:24:03,181 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:24:03,182 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:24:03" (1/1) ... [2022-11-20 17:24:03,183 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26a9e9c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:24:03, skipping insertion in model container [2022-11-20 17:24:03,183 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:24:03" (1/1) ... [2022-11-20 17:24:03,190 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:24:03,214 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:24:03,414 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_8013d7d2-2a19-45e0-b0a6-30a2558199d4/sv-benchmarks/c/weaver/test-semi1.wvr.c[1979,1992] [2022-11-20 17:24:03,416 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:24:03,424 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:24:03,442 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_8013d7d2-2a19-45e0-b0a6-30a2558199d4/sv-benchmarks/c/weaver/test-semi1.wvr.c[1979,1992] [2022-11-20 17:24:03,443 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:24:03,457 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:24:03,458 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:24:03 WrapperNode [2022-11-20 17:24:03,458 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:24:03,459 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:24:03,460 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:24:03,460 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:24:03,468 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:24:03" (1/1) ... [2022-11-20 17:24:03,476 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:24:03" (1/1) ... [2022-11-20 17:24:03,499 INFO L138 Inliner]: procedures = 21, calls = 26, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 51 [2022-11-20 17:24:03,499 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:24:03,500 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:24:03,500 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:24:03,500 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:24:03,508 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:24:03" (1/1) ... [2022-11-20 17:24:03,508 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:24:03" (1/1) ... [2022-11-20 17:24:03,511 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:24:03" (1/1) ... [2022-11-20 17:24:03,511 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:24:03" (1/1) ... [2022-11-20 17:24:03,516 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:24:03" (1/1) ... [2022-11-20 17:24:03,518 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:24:03" (1/1) ... [2022-11-20 17:24:03,519 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:24:03" (1/1) ... [2022-11-20 17:24:03,520 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:24:03" (1/1) ... [2022-11-20 17:24:03,522 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:24:03,522 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:24:03,523 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:24:03,523 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:24:03,524 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:24:03" (1/1) ... [2022-11-20 17:24:03,530 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:24:03,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8013d7d2-2a19-45e0-b0a6-30a2558199d4/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:24:03,565 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8013d7d2-2a19-45e0-b0a6-30a2558199d4/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:24:03,567 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8013d7d2-2a19-45e0-b0a6-30a2558199d4/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:24:03,620 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:24:03,621 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 17:24:03,621 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 17:24:03,621 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 17:24:03,621 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 17:24:03,622 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 17:24:03,622 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 17:24:03,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:24:03,623 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:24:03,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 17:24:03,627 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 17:24:03,628 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 17:24:03,628 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:24:03,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:24:03,629 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 17:24:03,629 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:24:03,630 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 17:24:03,727 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:24:03,729 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:24:04,003 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:24:04,103 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:24:04,120 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 17:24:04,121 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L50 is neither atomic block end nor a sink node. [2022-11-20 17:24:04,122 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 17:24:04,126 INFO L158 Benchmark]: Toolchain (without parser) took 951.66ms. Allocated memory was 134.2MB in the beginning and 163.6MB in the end (delta: 29.4MB). Free memory was 73.8MB in the beginning and 131.0MB in the end (delta: -57.2MB). Peak memory consumption was 36.7MB. Max. memory is 16.1GB. [2022-11-20 17:24:04,126 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 134.2MB. Free memory is still 106.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:24:04,127 INFO L158 Benchmark]: CACSL2BoogieTranslator took 281.33ms. Allocated memory is still 134.2MB. Free memory was 73.6MB in the beginning and 63.3MB in the end (delta: 10.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 17:24:04,128 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.57ms. Allocated memory is still 134.2MB. Free memory was 63.1MB in the beginning and 61.7MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:24:04,128 INFO L158 Benchmark]: Boogie Preprocessor took 22.11ms. Allocated memory is still 134.2MB. Free memory was 61.7MB in the beginning and 60.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:24:04,129 INFO L158 Benchmark]: RCFGBuilder took 601.82ms. Allocated memory was 134.2MB in the beginning and 163.6MB in the end (delta: 29.4MB). Free memory was 60.4MB in the beginning and 131.0MB in the end (delta: -70.6MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. [2022-11-20 17:24:04,132 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 134.2MB. Free memory is still 106.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 281.33ms. Allocated memory is still 134.2MB. Free memory was 73.6MB in the beginning and 63.3MB in the end (delta: 10.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.57ms. Allocated memory is still 134.2MB. Free memory was 63.1MB in the beginning and 61.7MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 22.11ms. Allocated memory is still 134.2MB. Free memory was 61.7MB in the beginning and 60.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 601.82ms. Allocated memory was 134.2MB in the beginning and 163.6MB in the end (delta: 29.4MB). Free memory was 60.4MB in the beginning and 131.0MB in the end (delta: -70.6MB). Peak memory consumption was 24.1MB. 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 17:24:04,167 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8013d7d2-2a19-45e0-b0a6-30a2558199d4/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_8013d7d2-2a19-45e0-b0a6-30a2558199d4/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8013d7d2-2a19-45e0-b0a6-30a2558199d4/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_8013d7d2-2a19-45e0-b0a6-30a2558199d4/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8013d7d2-2a19-45e0-b0a6-30a2558199d4/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/test-semi1.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8013d7d2-2a19-45e0-b0a6-30a2558199d4/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_8013d7d2-2a19-45e0-b0a6-30a2558199d4/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 e1fb758430fdab5e598998cc874ea93afa2de5f622c2b42d836b77952562e01f --- 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 17:24:06,640 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:24:06,643 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:24:06,680 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:24:06,680 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:24:06,682 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:24:06,683 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:24:06,685 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:24:06,687 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:24:06,688 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:24:06,689 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:24:06,695 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:24:06,697 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:24:06,699 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:24:06,702 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:24:06,705 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:24:06,705 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:24:06,708 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:24:06,709 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:24:06,712 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:24:06,717 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:24:06,719 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:24:06,722 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:24:06,723 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:24:06,727 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:24:06,727 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:24:06,727 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:24:06,728 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:24:06,729 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:24:06,730 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:24:06,730 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:24:06,731 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:24:06,732 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:24:06,733 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:24:06,734 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:24:06,734 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:24:06,740 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:24:06,741 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:24:06,742 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:24:06,743 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:24:06,743 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:24:06,748 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8013d7d2-2a19-45e0-b0a6-30a2558199d4/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-20 17:24:06,791 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:24:06,792 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:24:06,792 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:24:06,793 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:24:06,793 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:24:06,794 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:24:06,794 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:24:06,794 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:24:06,794 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:24:06,795 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:24:06,795 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:24:06,795 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:24:06,795 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:24:06,796 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:24:06,796 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 17:24:06,796 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 17:24:06,796 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:24:06,797 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 17:24:06,797 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:24:06,797 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:24:06,797 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:24:06,798 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:24:06,798 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:24:06,798 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:24:06,798 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:24:06,801 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:24:06,801 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:24:06,802 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:24:06,802 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:24:06,803 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 17:24:06,803 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 17:24:06,803 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:24:06,803 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 17:24:06,804 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 17:24:06,804 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_8013d7d2-2a19-45e0-b0a6-30a2558199d4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8013d7d2-2a19-45e0-b0a6-30a2558199d4/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e1fb758430fdab5e598998cc874ea93afa2de5f622c2b42d836b77952562e01f [2022-11-20 17:24:07,256 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:24:07,277 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:24:07,280 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:24:07,282 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:24:07,282 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:24:07,284 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8013d7d2-2a19-45e0-b0a6-30a2558199d4/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/weaver/test-semi1.wvr.c [2022-11-20 17:24:10,699 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:24:10,910 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:24:10,910 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8013d7d2-2a19-45e0-b0a6-30a2558199d4/sv-benchmarks/c/weaver/test-semi1.wvr.c [2022-11-20 17:24:10,917 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8013d7d2-2a19-45e0-b0a6-30a2558199d4/bin/ukojak-pZX7IvK2PQ/data/2e66c8983/78a7fda0a9284769b436ed45b0227ca2/FLAG5e56a3bec [2022-11-20 17:24:10,938 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8013d7d2-2a19-45e0-b0a6-30a2558199d4/bin/ukojak-pZX7IvK2PQ/data/2e66c8983/78a7fda0a9284769b436ed45b0227ca2 [2022-11-20 17:24:10,941 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:24:10,942 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:24:10,943 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:24:10,944 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:24:10,947 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:24:10,947 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:24:10" (1/1) ... [2022-11-20 17:24:10,949 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e776e08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:24:10, skipping insertion in model container [2022-11-20 17:24:10,949 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:24:10" (1/1) ... [2022-11-20 17:24:10,956 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:24:10,972 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:24:11,151 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_8013d7d2-2a19-45e0-b0a6-30a2558199d4/sv-benchmarks/c/weaver/test-semi1.wvr.c[1979,1992] [2022-11-20 17:24:11,152 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:24:11,172 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:24:11,207 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_8013d7d2-2a19-45e0-b0a6-30a2558199d4/sv-benchmarks/c/weaver/test-semi1.wvr.c[1979,1992] [2022-11-20 17:24:11,209 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:24:11,232 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:24:11,236 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:24:11 WrapperNode [2022-11-20 17:24:11,236 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:24:11,238 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:24:11,238 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:24:11,238 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:24:11,245 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:24:11" (1/1) ... [2022-11-20 17:24:11,260 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:24:11" (1/1) ... [2022-11-20 17:24:11,280 INFO L138 Inliner]: procedures = 23, calls = 26, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 49 [2022-11-20 17:24:11,281 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:24:11,282 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:24:11,282 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:24:11,282 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:24:11,306 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:24:11" (1/1) ... [2022-11-20 17:24:11,307 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:24:11" (1/1) ... [2022-11-20 17:24:11,321 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:24:11" (1/1) ... [2022-11-20 17:24:11,322 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:24:11" (1/1) ... [2022-11-20 17:24:11,328 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:24:11" (1/1) ... [2022-11-20 17:24:11,333 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:24:11" (1/1) ... [2022-11-20 17:24:11,339 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:24:11" (1/1) ... [2022-11-20 17:24:11,341 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:24:11" (1/1) ... [2022-11-20 17:24:11,346 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:24:11,351 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:24:11,352 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:24:11,352 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:24:11,353 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:24:11" (1/1) ... [2022-11-20 17:24:11,360 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:24:11,373 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8013d7d2-2a19-45e0-b0a6-30a2558199d4/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:24:11,393 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8013d7d2-2a19-45e0-b0a6-30a2558199d4/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:24:11,421 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8013d7d2-2a19-45e0-b0a6-30a2558199d4/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:24:11,441 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:24:11,441 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 17:24:11,442 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 17:24:11,442 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 17:24:11,442 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 17:24:11,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 17:24:11,442 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 17:24:11,442 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 17:24:11,443 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:24:11,443 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 17:24:11,443 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 17:24:11,444 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 17:24:11,444 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:24:11,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:24:11,444 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:24:11,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 17:24:11,447 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 17:24:11,580 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:24:11,582 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:24:11,862 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:24:11,932 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:24:11,939 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 17:24:11,940 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L50 is neither atomic block end nor a sink node. [2022-11-20 17:24:11,941 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 17:24:11,945 INFO L158 Benchmark]: Toolchain (without parser) took 1001.92ms. Allocated memory was 69.2MB in the beginning and 96.5MB in the end (delta: 27.3MB). Free memory was 41.4MB in the beginning and 59.0MB in the end (delta: -17.5MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. [2022-11-20 17:24:11,945 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 69.2MB. Free memory is still 47.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:24:11,946 INFO L158 Benchmark]: CACSL2BoogieTranslator took 293.24ms. Allocated memory is still 69.2MB. Free memory was 41.3MB in the beginning and 30.4MB in the end (delta: 10.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-20 17:24:11,947 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.30ms. Allocated memory is still 69.2MB. Free memory was 30.4MB in the beginning and 28.7MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:24:11,947 INFO L158 Benchmark]: Boogie Preprocessor took 68.92ms. Allocated memory was 69.2MB in the beginning and 96.5MB in the end (delta: 27.3MB). Free memory was 28.7MB in the beginning and 76.4MB in the end (delta: -47.7MB). Peak memory consumption was 3.3MB. Max. memory is 16.1GB. [2022-11-20 17:24:11,948 INFO L158 Benchmark]: RCFGBuilder took 591.77ms. Allocated memory is still 96.5MB. Free memory was 76.4MB in the beginning and 59.0MB in the end (delta: 17.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-20 17:24:11,954 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 69.2MB. Free memory is still 47.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 293.24ms. Allocated memory is still 69.2MB. Free memory was 41.3MB in the beginning and 30.4MB in the end (delta: 10.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.30ms. Allocated memory is still 69.2MB. Free memory was 30.4MB in the beginning and 28.7MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 68.92ms. Allocated memory was 69.2MB in the beginning and 96.5MB in the end (delta: 27.3MB). Free memory was 28.7MB in the beginning and 76.4MB in the end (delta: -47.7MB). Peak memory consumption was 3.3MB. Max. memory is 16.1GB. * RCFGBuilder took 591.77ms. Allocated memory is still 96.5MB. Free memory was 76.4MB in the beginning and 59.0MB in the end (delta: 17.4MB). 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 17:24:11,973 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8013d7d2-2a19-45e0-b0a6-30a2558199d4/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: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?