./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/test-context1.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 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_6465ad8e-64e6-41e6-852e-97045e7b11bd/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6465ad8e-64e6-41e6-852e-97045e7b11bd/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6465ad8e-64e6-41e6-852e-97045e7b11bd/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6465ad8e-64e6-41e6-852e-97045e7b11bd/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/test-context1.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6465ad8e-64e6-41e6-852e-97045e7b11bd/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6465ad8e-64e6-41e6-852e-97045e7b11bd/bin/ukojak-jW3SillKbg --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 a6c10414fe2617d00008bf9d366bc6ac1618cf93ea0f6ae08bc6c5a126364bce --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 23:24:17,404 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:24:17,406 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:24:17,430 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:24:17,430 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:24:17,431 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:24:17,439 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:24:17,442 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:24:17,445 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:24:17,451 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:24:17,453 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:24:17,456 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:24:17,456 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:24:17,461 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:24:17,463 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:24:17,466 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:24:17,467 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:24:17,468 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:24:17,470 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:24:17,477 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:24:17,478 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:24:17,480 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:24:17,482 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:24:17,483 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:24:17,491 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:24:17,491 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:24:17,492 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:24:17,494 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:24:17,495 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:24:17,496 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:24:17,497 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:24:17,498 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:24:17,501 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:24:17,502 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:24:17,503 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:24:17,503 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:24:17,504 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:24:17,505 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:24:17,505 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:24:17,507 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:24:17,508 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:24:17,509 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6465ad8e-64e6-41e6-852e-97045e7b11bd/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-21 23:24:17,538 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:24:17,539 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:24:17,540 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:24:17,540 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:24:17,540 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:24:17,541 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:24:17,541 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:24:17,541 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 23:24:17,541 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 23:24:17,542 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 23:24:17,542 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 23:24:17,542 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:24:17,542 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:24:17,542 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:24:17,543 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:24:17,543 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 23:24:17,543 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 23:24:17,543 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:24:17,544 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:24:17,544 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:24:17,544 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:24:17,544 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:24:17,544 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:24:17,545 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:24:17,545 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:24:17,545 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:24:17,545 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:24:17,546 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 23:24:17,546 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 23:24:17,546 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:24:17,546 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_6465ad8e-64e6-41e6-852e-97045e7b11bd/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6465ad8e-64e6-41e6-852e-97045e7b11bd/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a6c10414fe2617d00008bf9d366bc6ac1618cf93ea0f6ae08bc6c5a126364bce [2022-11-21 23:24:17,826 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:24:17,848 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:24:17,851 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:24:17,852 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:24:17,853 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:24:17,854 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6465ad8e-64e6-41e6-852e-97045e7b11bd/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/weaver/test-context1.wvr.c [2022-11-21 23:24:21,003 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:24:21,256 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:24:21,257 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6465ad8e-64e6-41e6-852e-97045e7b11bd/sv-benchmarks/c/weaver/test-context1.wvr.c [2022-11-21 23:24:21,264 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6465ad8e-64e6-41e6-852e-97045e7b11bd/bin/ukojak-jW3SillKbg/data/410546eda/25de9314baaf43faa0a99565b8958e0e/FLAG9ed0d0939 [2022-11-21 23:24:21,285 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6465ad8e-64e6-41e6-852e-97045e7b11bd/bin/ukojak-jW3SillKbg/data/410546eda/25de9314baaf43faa0a99565b8958e0e [2022-11-21 23:24:21,288 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:24:21,289 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:24:21,293 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:24:21,294 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:24:21,297 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:24:21,298 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:24:21" (1/1) ... [2022-11-21 23:24:21,299 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13b01a6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:24:21, skipping insertion in model container [2022-11-21 23:24:21,299 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:24:21" (1/1) ... [2022-11-21 23:24:21,307 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:24:21,324 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:24:21,507 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_6465ad8e-64e6-41e6-852e-97045e7b11bd/sv-benchmarks/c/weaver/test-context1.wvr.c[2433,2446] [2022-11-21 23:24:21,517 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:24:21,527 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:24:21,547 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_6465ad8e-64e6-41e6-852e-97045e7b11bd/sv-benchmarks/c/weaver/test-context1.wvr.c[2433,2446] [2022-11-21 23:24:21,551 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:24:21,565 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:24:21,566 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:24:21 WrapperNode [2022-11-21 23:24:21,566 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:24:21,567 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:24:21,568 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:24:21,568 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:24:21,576 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:24:21" (1/1) ... [2022-11-21 23:24:21,583 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:24:21" (1/1) ... [2022-11-21 23:24:21,603 INFO L138 Inliner]: procedures = 24, calls = 34, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 74 [2022-11-21 23:24:21,603 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:24:21,604 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:24:21,604 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:24:21,605 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:24:21,614 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:24:21" (1/1) ... [2022-11-21 23:24:21,614 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:24:21" (1/1) ... [2022-11-21 23:24:21,617 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:24:21" (1/1) ... [2022-11-21 23:24:21,618 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:24:21" (1/1) ... [2022-11-21 23:24:21,624 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:24:21" (1/1) ... [2022-11-21 23:24:21,629 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:24:21" (1/1) ... [2022-11-21 23:24:21,630 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:24:21" (1/1) ... [2022-11-21 23:24:21,631 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:24:21" (1/1) ... [2022-11-21 23:24:21,634 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:24:21,635 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:24:21,635 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:24:21,635 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:24:21,636 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:24:21" (1/1) ... [2022-11-21 23:24:21,642 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:24:21,653 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6465ad8e-64e6-41e6-852e-97045e7b11bd/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:24:21,667 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6465ad8e-64e6-41e6-852e-97045e7b11bd/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:24:21,700 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6465ad8e-64e6-41e6-852e-97045e7b11bd/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:24:21,721 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 23:24:21,721 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-21 23:24:21,721 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-21 23:24:21,721 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-21 23:24:21,722 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-21 23:24:21,722 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-21 23:24:21,722 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-21 23:24:21,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 23:24:21,722 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 23:24:21,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 23:24:21,722 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-21 23:24:21,722 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-21 23:24:21,723 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-21 23:24:21,723 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:24:21,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:24:21,723 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-21 23:24:21,723 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 23:24:21,725 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-21 23:24:21,828 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:24:21,830 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:24:22,198 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:24:22,502 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:24:22,502 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-21 23:24:22,503 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L50-7 is neither atomic block end nor a sink node. [2022-11-21 23:24:22,504 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) [2022-11-21 23:24:22,521 INFO L158 Benchmark]: Toolchain (without parser) took 1229.24ms. Allocated memory was 161.5MB in the beginning and 203.4MB in the end (delta: 41.9MB). Free memory was 129.2MB in the beginning and 173.6MB in the end (delta: -44.4MB). Peak memory consumption was 56.8MB. Max. memory is 16.1GB. [2022-11-21 23:24:22,521 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 96.5MB. Free memory is still 48.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:24:22,523 INFO L158 Benchmark]: CACSL2BoogieTranslator took 273.67ms. Allocated memory is still 161.5MB. Free memory was 129.2MB in the beginning and 117.7MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-21 23:24:22,523 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.29ms. Allocated memory is still 161.5MB. Free memory was 117.7MB in the beginning and 116.2MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:24:22,525 INFO L158 Benchmark]: Boogie Preprocessor took 29.71ms. Allocated memory is still 161.5MB. Free memory was 116.2MB in the beginning and 114.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:24:22,526 INFO L158 Benchmark]: RCFGBuilder took 882.64ms. Allocated memory was 161.5MB in the beginning and 203.4MB in the end (delta: 41.9MB). Free memory was 114.6MB in the beginning and 173.6MB in the end (delta: -58.9MB). Peak memory consumption was 42.1MB. Max. memory is 16.1GB. [2022-11-21 23:24:22,535 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 96.5MB. Free memory is still 48.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 273.67ms. Allocated memory is still 161.5MB. Free memory was 129.2MB in the beginning and 117.7MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.29ms. Allocated memory is still 161.5MB. Free memory was 117.7MB in the beginning and 116.2MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 29.71ms. Allocated memory is still 161.5MB. Free memory was 116.2MB in the beginning and 114.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 882.64ms. Allocated memory was 161.5MB in the beginning and 203.4MB in the end (delta: 41.9MB). Free memory was 114.6MB in the beginning and 173.6MB in the end (delta: -58.9MB). Peak memory consumption was 42.1MB. 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. [2022-11-21 23:24:22,565 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6465ad8e-64e6-41e6-852e-97045e7b11bd/bin/ukojak-jW3SillKbg/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 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_6465ad8e-64e6-41e6-852e-97045e7b11bd/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6465ad8e-64e6-41e6-852e-97045e7b11bd/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6465ad8e-64e6-41e6-852e-97045e7b11bd/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6465ad8e-64e6-41e6-852e-97045e7b11bd/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/test-context1.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6465ad8e-64e6-41e6-852e-97045e7b11bd/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6465ad8e-64e6-41e6-852e-97045e7b11bd/bin/ukojak-jW3SillKbg --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 a6c10414fe2617d00008bf9d366bc6ac1618cf93ea0f6ae08bc6c5a126364bce --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 23:24:25,250 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:24:25,255 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:24:25,312 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:24:25,312 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:24:25,316 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:24:25,319 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:24:25,323 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:24:25,325 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:24:25,332 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:24:25,333 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:24:25,336 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:24:25,337 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:24:25,340 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:24:25,341 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:24:25,349 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:24:25,350 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:24:25,352 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:24:25,354 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:24:25,361 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:24:25,363 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:24:25,366 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:24:25,367 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:24:25,368 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:24:25,377 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:24:25,378 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:24:25,378 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:24:25,381 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:24:25,381 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:24:25,382 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:24:25,383 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:24:25,385 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:24:25,387 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:24:25,388 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:24:25,389 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:24:25,389 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:24:25,390 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:24:25,390 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:24:25,391 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:24:25,392 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:24:25,392 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:24:25,393 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6465ad8e-64e6-41e6-852e-97045e7b11bd/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-21 23:24:25,438 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:24:25,439 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:24:25,441 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:24:25,441 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:24:25,442 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:24:25,443 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:24:25,443 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:24:25,443 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 23:24:25,443 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 23:24:25,444 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 23:24:25,445 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:24:25,445 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:24:25,445 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:24:25,446 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:24:25,446 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 23:24:25,446 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-21 23:24:25,446 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 23:24:25,447 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-21 23:24:25,447 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 23:24:25,447 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:24:25,447 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:24:25,447 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:24:25,448 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:24:25,448 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:24:25,448 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:24:25,449 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:24:25,449 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:24:25,449 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:24:25,449 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:24:25,450 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-21 23:24:25,450 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-21 23:24:25,450 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:24:25,451 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-21 23:24:25,451 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-21 23:24:25,451 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_6465ad8e-64e6-41e6-852e-97045e7b11bd/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6465ad8e-64e6-41e6-852e-97045e7b11bd/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a6c10414fe2617d00008bf9d366bc6ac1618cf93ea0f6ae08bc6c5a126364bce [2022-11-21 23:24:25,896 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:24:25,932 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:24:25,935 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:24:25,937 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:24:25,937 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:24:25,939 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6465ad8e-64e6-41e6-852e-97045e7b11bd/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/weaver/test-context1.wvr.c [2022-11-21 23:24:29,224 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:24:29,490 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:24:29,491 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6465ad8e-64e6-41e6-852e-97045e7b11bd/sv-benchmarks/c/weaver/test-context1.wvr.c [2022-11-21 23:24:29,503 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6465ad8e-64e6-41e6-852e-97045e7b11bd/bin/ukojak-jW3SillKbg/data/26f57cd66/3ec14131c3af4c33b8308e6c5e506a62/FLAG688efe6a1 [2022-11-21 23:24:29,527 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6465ad8e-64e6-41e6-852e-97045e7b11bd/bin/ukojak-jW3SillKbg/data/26f57cd66/3ec14131c3af4c33b8308e6c5e506a62 [2022-11-21 23:24:29,530 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:24:29,531 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:24:29,535 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:24:29,535 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:24:29,538 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:24:29,539 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:24:29" (1/1) ... [2022-11-21 23:24:29,543 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38639692 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:24:29, skipping insertion in model container [2022-11-21 23:24:29,543 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:24:29" (1/1) ... [2022-11-21 23:24:29,551 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:24:29,579 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:24:29,840 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_6465ad8e-64e6-41e6-852e-97045e7b11bd/sv-benchmarks/c/weaver/test-context1.wvr.c[2433,2446] [2022-11-21 23:24:29,859 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:24:29,875 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-21 23:24:29,889 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:24:29,906 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_6465ad8e-64e6-41e6-852e-97045e7b11bd/sv-benchmarks/c/weaver/test-context1.wvr.c[2433,2446] [2022-11-21 23:24:29,921 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:24:29,932 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:24:29,975 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_6465ad8e-64e6-41e6-852e-97045e7b11bd/sv-benchmarks/c/weaver/test-context1.wvr.c[2433,2446] [2022-11-21 23:24:29,985 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:24:30,004 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:24:30,004 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:24:30 WrapperNode [2022-11-21 23:24:30,005 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:24:30,006 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:24:30,006 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:24:30,007 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:24:30,014 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:24:30" (1/1) ... [2022-11-21 23:24:30,040 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:24:30" (1/1) ... [2022-11-21 23:24:30,072 INFO L138 Inliner]: procedures = 26, calls = 34, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 72 [2022-11-21 23:24:30,073 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:24:30,074 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:24:30,075 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:24:30,076 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:24:30,086 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:24:30" (1/1) ... [2022-11-21 23:24:30,087 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:24:30" (1/1) ... [2022-11-21 23:24:30,092 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:24:30" (1/1) ... [2022-11-21 23:24:30,093 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:24:30" (1/1) ... [2022-11-21 23:24:30,100 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:24:30" (1/1) ... [2022-11-21 23:24:30,118 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:24:30" (1/1) ... [2022-11-21 23:24:30,120 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:24:30" (1/1) ... [2022-11-21 23:24:30,121 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:24:30" (1/1) ... [2022-11-21 23:24:30,124 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:24:30,127 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:24:30,128 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:24:30,128 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:24:30,129 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:24:30" (1/1) ... [2022-11-21 23:24:30,144 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:24:30,157 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6465ad8e-64e6-41e6-852e-97045e7b11bd/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:24:30,170 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6465ad8e-64e6-41e6-852e-97045e7b11bd/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:24:30,178 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6465ad8e-64e6-41e6-852e-97045e7b11bd/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:24:30,208 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 23:24:30,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-21 23:24:30,209 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 23:24:30,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-21 23:24:30,209 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-21 23:24:30,209 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-21 23:24:30,209 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-21 23:24:30,210 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-21 23:24:30,210 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-21 23:24:30,210 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-21 23:24:30,210 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-21 23:24:30,210 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-21 23:24:30,211 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-21 23:24:30,211 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:24:30,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:24:30,211 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 23:24:30,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-21 23:24:30,213 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-21 23:24:30,321 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:24:30,327 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:24:30,799 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:24:31,233 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:24:31,234 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-21 23:24:31,235 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L50-7 is neither atomic block end nor a sink node. [2022-11-21 23:24:31,236 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) [2022-11-21 23:24:31,242 INFO L158 Benchmark]: Toolchain (without parser) took 1709.63ms. Allocated memory is still 73.4MB. Free memory was 53.6MB in the beginning and 47.7MB in the end (delta: 5.9MB). Peak memory consumption was 26.3MB. Max. memory is 16.1GB. [2022-11-21 23:24:31,243 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 56.6MB. Free memory was 34.3MB in the beginning and 34.3MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:24:31,243 INFO L158 Benchmark]: CACSL2BoogieTranslator took 470.62ms. Allocated memory is still 73.4MB. Free memory was 53.4MB in the beginning and 40.4MB in the end (delta: 13.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-21 23:24:31,244 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.89ms. Allocated memory is still 73.4MB. Free memory was 40.2MB in the beginning and 38.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:24:31,245 INFO L158 Benchmark]: Boogie Preprocessor took 51.61ms. Allocated memory is still 73.4MB. Free memory was 38.6MB in the beginning and 36.9MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:24:31,246 INFO L158 Benchmark]: RCFGBuilder took 1113.51ms. Allocated memory is still 73.4MB. Free memory was 36.9MB in the beginning and 47.7MB in the end (delta: -10.8MB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. [2022-11-21 23:24:31,254 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 56.6MB. Free memory was 34.3MB in the beginning and 34.3MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 470.62ms. Allocated memory is still 73.4MB. Free memory was 53.4MB in the beginning and 40.4MB in the end (delta: 13.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.89ms. Allocated memory is still 73.4MB. Free memory was 40.2MB in the beginning and 38.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.61ms. Allocated memory is still 73.4MB. Free memory was 38.6MB in the beginning and 36.9MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1113.51ms. Allocated memory is still 73.4MB. Free memory was 36.9MB in the beginning and 47.7MB in the end (delta: -10.8MB). Peak memory consumption was 9.5MB. 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. [2022-11-21 23:24:31,277 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6465ad8e-64e6-41e6-852e-97045e7b11bd/bin/ukojak-jW3SillKbg/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?