./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/popl20-commit-1.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_0e0eb01c-91d8-4114-8df8-7f6f3f1bac6f/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0eb01c-91d8-4114-8df8-7f6f3f1bac6f/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_0e0eb01c-91d8-4114-8df8-7f6f3f1bac6f/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0eb01c-91d8-4114-8df8-7f6f3f1bac6f/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-commit-1.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0eb01c-91d8-4114-8df8-7f6f3f1bac6f/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_0e0eb01c-91d8-4114-8df8-7f6f3f1bac6f/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 4b2db95108d1ec3739bf941ab9d238fd5c3dd7467faa747c6c0552ae2048ee95 --- 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 21:59:47,195 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 21:59:47,198 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 21:59:47,241 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 21:59:47,242 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 21:59:47,244 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 21:59:47,247 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 21:59:47,248 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 21:59:47,250 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 21:59:47,251 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 21:59:47,252 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 21:59:47,253 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 21:59:47,253 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 21:59:47,254 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 21:59:47,256 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 21:59:47,257 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 21:59:47,258 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 21:59:47,259 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 21:59:47,260 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 21:59:47,262 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 21:59:47,264 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 21:59:47,266 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 21:59:47,268 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 21:59:47,270 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 21:59:47,274 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 21:59:47,281 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 21:59:47,281 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 21:59:47,282 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 21:59:47,284 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 21:59:47,285 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 21:59:47,287 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 21:59:47,288 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 21:59:47,289 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 21:59:47,290 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 21:59:47,293 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 21:59:47,293 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 21:59:47,294 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 21:59:47,294 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 21:59:47,295 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 21:59:47,297 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 21:59:47,297 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 21:59:47,298 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0eb01c-91d8-4114-8df8-7f6f3f1bac6f/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-21 21:59:47,332 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 21:59:47,332 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 21:59:47,334 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 21:59:47,334 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 21:59:47,335 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 21:59:47,335 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 21:59:47,336 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 21:59:47,336 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 21:59:47,336 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 21:59:47,336 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 21:59:47,337 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 21:59:47,338 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 21:59:47,338 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 21:59:47,338 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 21:59:47,338 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 21:59:47,339 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 21:59:47,339 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 21:59:47,339 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 21:59:47,339 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 21:59:47,340 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 21:59:47,340 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 21:59:47,340 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 21:59:47,340 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 21:59:47,341 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 21:59:47,341 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 21:59:47,341 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 21:59:47,341 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 21:59:47,342 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 21:59:47,342 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 21:59:47,342 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 21:59:47,342 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_0e0eb01c-91d8-4114-8df8-7f6f3f1bac6f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0eb01c-91d8-4114-8df8-7f6f3f1bac6f/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4b2db95108d1ec3739bf941ab9d238fd5c3dd7467faa747c6c0552ae2048ee95 [2022-11-21 21:59:47,656 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 21:59:47,680 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 21:59:47,683 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 21:59:47,685 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 21:59:47,686 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 21:59:47,688 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0eb01c-91d8-4114-8df8-7f6f3f1bac6f/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/weaver/popl20-commit-1.wvr.c [2022-11-21 21:59:50,693 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 21:59:50,943 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 21:59:50,944 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0eb01c-91d8-4114-8df8-7f6f3f1bac6f/sv-benchmarks/c/weaver/popl20-commit-1.wvr.c [2022-11-21 21:59:50,953 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0eb01c-91d8-4114-8df8-7f6f3f1bac6f/bin/ukojak-jW3SillKbg/data/4ca2439f6/60195ccfd55141149b5ea25eec4352df/FLAG0f1a59380 [2022-11-21 21:59:50,982 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0eb01c-91d8-4114-8df8-7f6f3f1bac6f/bin/ukojak-jW3SillKbg/data/4ca2439f6/60195ccfd55141149b5ea25eec4352df [2022-11-21 21:59:50,986 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 21:59:50,987 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 21:59:50,990 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 21:59:50,990 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 21:59:50,993 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 21:59:50,996 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 09:59:50" (1/1) ... [2022-11-21 21:59:50,997 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f749720 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:59:50, skipping insertion in model container [2022-11-21 21:59:50,998 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 09:59:50" (1/1) ... [2022-11-21 21:59:51,005 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 21:59:51,040 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 21:59:51,289 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_0e0eb01c-91d8-4114-8df8-7f6f3f1bac6f/sv-benchmarks/c/weaver/popl20-commit-1.wvr.c[4604,4617] [2022-11-21 21:59:51,295 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 21:59:51,304 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 21:59:51,333 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_0e0eb01c-91d8-4114-8df8-7f6f3f1bac6f/sv-benchmarks/c/weaver/popl20-commit-1.wvr.c[4604,4617] [2022-11-21 21:59:51,337 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 21:59:51,351 INFO L208 MainTranslator]: Completed translation [2022-11-21 21:59:51,351 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:59:51 WrapperNode [2022-11-21 21:59:51,352 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 21:59:51,353 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 21:59:51,353 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 21:59:51,353 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 21:59:51,361 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:59:51" (1/1) ... [2022-11-21 21:59:51,370 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:59:51" (1/1) ... [2022-11-21 21:59:51,391 INFO L138 Inliner]: procedures = 25, calls = 68, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 107 [2022-11-21 21:59:51,391 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 21:59:51,392 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 21:59:51,392 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 21:59:51,392 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 21:59:51,402 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:59:51" (1/1) ... [2022-11-21 21:59:51,402 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:59:51" (1/1) ... [2022-11-21 21:59:51,406 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:59:51" (1/1) ... [2022-11-21 21:59:51,407 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:59:51" (1/1) ... [2022-11-21 21:59:51,417 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:59:51" (1/1) ... [2022-11-21 21:59:51,422 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:59:51" (1/1) ... [2022-11-21 21:59:51,424 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:59:51" (1/1) ... [2022-11-21 21:59:51,425 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:59:51" (1/1) ... [2022-11-21 21:59:51,428 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 21:59:51,429 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 21:59:51,430 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 21:59:51,439 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 21:59:51,440 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:59:51" (1/1) ... [2022-11-21 21:59:51,447 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 21:59:51,465 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0eb01c-91d8-4114-8df8-7f6f3f1bac6f/bin/ukojak-jW3SillKbg/z3 [2022-11-21 21:59:51,478 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0eb01c-91d8-4114-8df8-7f6f3f1bac6f/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 21:59:51,481 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0eb01c-91d8-4114-8df8-7f6f3f1bac6f/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 21:59:51,516 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 21:59:51,516 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 21:59:51,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 21:59:51,516 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2022-11-21 21:59:51,517 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2022-11-21 21:59:51,517 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-21 21:59:51,517 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-21 21:59:51,517 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-21 21:59:51,517 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-21 21:59:51,517 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-21 21:59:51,517 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-21 21:59:51,518 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-21 21:59:51,518 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-21 21:59:51,518 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-21 21:59:51,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 21:59:51,518 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-21 21:59:51,518 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-21 21:59:51,518 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-21 21:59:51,518 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 21:59:51,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 21:59:51,519 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 21:59:51,520 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 21:59:51,715 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 21:59:51,717 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 21:59:52,200 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 21:59:52,577 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 21:59:52,577 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-21 21:59:52,578 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L59 is neither atomic block end nor a sink node. [2022-11-21 21:59:52,579 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 21:59:52,583 INFO L158 Benchmark]: Toolchain (without parser) took 1595.27ms. Allocated memory was 115.3MB in the beginning and 138.4MB in the end (delta: 23.1MB). Free memory was 85.9MB in the beginning and 81.2MB in the end (delta: 4.7MB). Peak memory consumption was 56.7MB. Max. memory is 16.1GB. [2022-11-21 21:59:52,584 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 115.3MB. Free memory was 63.4MB in the beginning and 63.3MB in the end (delta: 117.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 21:59:52,585 INFO L158 Benchmark]: CACSL2BoogieTranslator took 362.54ms. Allocated memory is still 115.3MB. Free memory was 85.5MB in the beginning and 72.9MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-21 21:59:52,586 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.73ms. Allocated memory is still 115.3MB. Free memory was 72.9MB in the beginning and 71.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 21:59:52,586 INFO L158 Benchmark]: Boogie Preprocessor took 36.72ms. Allocated memory is still 115.3MB. Free memory was 71.3MB in the beginning and 69.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 21:59:52,587 INFO L158 Benchmark]: RCFGBuilder took 1152.28ms. Allocated memory was 115.3MB in the beginning and 138.4MB in the end (delta: 23.1MB). Free memory was 69.2MB in the beginning and 81.2MB in the end (delta: -12.1MB). Peak memory consumption was 40.0MB. Max. memory is 16.1GB. [2022-11-21 21:59:52,590 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 115.3MB. Free memory was 63.4MB in the beginning and 63.3MB in the end (delta: 117.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 362.54ms. Allocated memory is still 115.3MB. Free memory was 85.5MB in the beginning and 72.9MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.73ms. Allocated memory is still 115.3MB. Free memory was 72.9MB in the beginning and 71.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.72ms. Allocated memory is still 115.3MB. Free memory was 71.3MB in the beginning and 69.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1152.28ms. Allocated memory was 115.3MB in the beginning and 138.4MB in the end (delta: 23.1MB). Free memory was 69.2MB in the beginning and 81.2MB in the end (delta: -12.1MB). Peak memory consumption was 40.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-21 21:59:52,613 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0eb01c-91d8-4114-8df8-7f6f3f1bac6f/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_0e0eb01c-91d8-4114-8df8-7f6f3f1bac6f/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0eb01c-91d8-4114-8df8-7f6f3f1bac6f/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_0e0eb01c-91d8-4114-8df8-7f6f3f1bac6f/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0eb01c-91d8-4114-8df8-7f6f3f1bac6f/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-commit-1.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0eb01c-91d8-4114-8df8-7f6f3f1bac6f/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_0e0eb01c-91d8-4114-8df8-7f6f3f1bac6f/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 4b2db95108d1ec3739bf941ab9d238fd5c3dd7467faa747c6c0552ae2048ee95 --- 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 21:59:55,001 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 21:59:55,003 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 21:59:55,052 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 21:59:55,053 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 21:59:55,056 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 21:59:55,059 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 21:59:55,063 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 21:59:55,065 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 21:59:55,070 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 21:59:55,072 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 21:59:55,073 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 21:59:55,074 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 21:59:55,076 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 21:59:55,077 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 21:59:55,081 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 21:59:55,085 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 21:59:55,087 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 21:59:55,088 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 21:59:55,090 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 21:59:55,095 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 21:59:55,096 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 21:59:55,098 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 21:59:55,099 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 21:59:55,103 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 21:59:55,111 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 21:59:55,111 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 21:59:55,112 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 21:59:55,113 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 21:59:55,114 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 21:59:55,114 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 21:59:55,115 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 21:59:55,116 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 21:59:55,118 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 21:59:55,120 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 21:59:55,121 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 21:59:55,122 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 21:59:55,122 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 21:59:55,122 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 21:59:55,123 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 21:59:55,124 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 21:59:55,125 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0eb01c-91d8-4114-8df8-7f6f3f1bac6f/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-21 21:59:55,169 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 21:59:55,169 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 21:59:55,172 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 21:59:55,172 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 21:59:55,173 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 21:59:55,173 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 21:59:55,173 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 21:59:55,173 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 21:59:55,174 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 21:59:55,174 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 21:59:55,175 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 21:59:55,175 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 21:59:55,175 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 21:59:55,176 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 21:59:55,176 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 21:59:55,176 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-21 21:59:55,176 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 21:59:55,177 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-21 21:59:55,177 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 21:59:55,177 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 21:59:55,177 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 21:59:55,177 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 21:59:55,178 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 21:59:55,178 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 21:59:55,178 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 21:59:55,178 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 21:59:55,179 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 21:59:55,179 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 21:59:55,179 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 21:59:55,179 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-21 21:59:55,180 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-21 21:59:55,180 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 21:59:55,180 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-21 21:59:55,181 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-21 21:59:55,181 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_0e0eb01c-91d8-4114-8df8-7f6f3f1bac6f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0eb01c-91d8-4114-8df8-7f6f3f1bac6f/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4b2db95108d1ec3739bf941ab9d238fd5c3dd7467faa747c6c0552ae2048ee95 [2022-11-21 21:59:55,567 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 21:59:55,593 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 21:59:55,596 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 21:59:55,597 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 21:59:55,599 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 21:59:55,601 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0eb01c-91d8-4114-8df8-7f6f3f1bac6f/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/weaver/popl20-commit-1.wvr.c [2022-11-21 21:59:58,880 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 21:59:59,211 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 21:59:59,212 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0eb01c-91d8-4114-8df8-7f6f3f1bac6f/sv-benchmarks/c/weaver/popl20-commit-1.wvr.c [2022-11-21 21:59:59,220 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0eb01c-91d8-4114-8df8-7f6f3f1bac6f/bin/ukojak-jW3SillKbg/data/2cbf345e4/1fac6297463f46c4a28bffb527d1f0f4/FLAG91ebaf94d [2022-11-21 21:59:59,233 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0eb01c-91d8-4114-8df8-7f6f3f1bac6f/bin/ukojak-jW3SillKbg/data/2cbf345e4/1fac6297463f46c4a28bffb527d1f0f4 [2022-11-21 21:59:59,235 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 21:59:59,237 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 21:59:59,238 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 21:59:59,239 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 21:59:59,242 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 21:59:59,243 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 09:59:59" (1/1) ... [2022-11-21 21:59:59,244 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48223104 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:59:59, skipping insertion in model container [2022-11-21 21:59:59,244 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 09:59:59" (1/1) ... [2022-11-21 21:59:59,254 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 21:59:59,276 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 21:59:59,554 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_0e0eb01c-91d8-4114-8df8-7f6f3f1bac6f/sv-benchmarks/c/weaver/popl20-commit-1.wvr.c[4604,4617] [2022-11-21 21:59:59,571 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 21:59:59,595 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-21 21:59:59,614 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 21:59:59,653 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_0e0eb01c-91d8-4114-8df8-7f6f3f1bac6f/sv-benchmarks/c/weaver/popl20-commit-1.wvr.c[4604,4617] [2022-11-21 21:59:59,661 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 21:59:59,675 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 21:59:59,723 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_0e0eb01c-91d8-4114-8df8-7f6f3f1bac6f/sv-benchmarks/c/weaver/popl20-commit-1.wvr.c[4604,4617] [2022-11-21 21:59:59,733 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 21:59:59,785 INFO L208 MainTranslator]: Completed translation [2022-11-21 21:59:59,785 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:59:59 WrapperNode [2022-11-21 21:59:59,786 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 21:59:59,787 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 21:59:59,787 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 21:59:59,787 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 21:59:59,795 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:59:59" (1/1) ... [2022-11-21 21:59:59,833 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:59:59" (1/1) ... [2022-11-21 21:59:59,853 INFO L138 Inliner]: procedures = 27, calls = 68, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 99 [2022-11-21 21:59:59,853 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 21:59:59,854 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 21:59:59,854 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 21:59:59,854 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 21:59:59,863 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:59:59" (1/1) ... [2022-11-21 21:59:59,864 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:59:59" (1/1) ... [2022-11-21 21:59:59,868 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:59:59" (1/1) ... [2022-11-21 21:59:59,869 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:59:59" (1/1) ... [2022-11-21 21:59:59,881 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:59:59" (1/1) ... [2022-11-21 21:59:59,901 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:59:59" (1/1) ... [2022-11-21 21:59:59,903 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:59:59" (1/1) ... [2022-11-21 21:59:59,904 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:59:59" (1/1) ... [2022-11-21 21:59:59,908 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 21:59:59,909 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 21:59:59,909 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 21:59:59,909 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 21:59:59,910 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:59:59" (1/1) ... [2022-11-21 21:59:59,921 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 21:59:59,933 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0eb01c-91d8-4114-8df8-7f6f3f1bac6f/bin/ukojak-jW3SillKbg/z3 [2022-11-21 21:59:59,947 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0eb01c-91d8-4114-8df8-7f6f3f1bac6f/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 21:59:59,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0eb01c-91d8-4114-8df8-7f6f3f1bac6f/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 21:59:59,995 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 21:59:59,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-21 21:59:59,996 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 21:59:59,996 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2022-11-21 21:59:59,996 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2022-11-21 21:59:59,996 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-21 21:59:59,996 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-21 21:59:59,996 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-21 21:59:59,996 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-21 21:59:59,997 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-21 21:59:59,997 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-21 21:59:59,997 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-21 21:59:59,997 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-21 21:59:59,997 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-21 21:59:59,997 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-21 21:59:59,997 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-21 21:59:59,997 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-21 21:59:59,997 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 21:59:59,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 21:59:59,998 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 21:59:59,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-21 21:59:59,999 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 22:00:00,142 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:00:00,150 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:00:00,741 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:00:01,218 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:00:01,218 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-21 22:00:01,220 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L59 is neither atomic block end nor a sink node. [2022-11-21 22:00:01,221 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 22:00:01,227 INFO L158 Benchmark]: Toolchain (without parser) took 1989.08ms. Allocated memory was 73.4MB in the beginning and 100.7MB in the end (delta: 27.3MB). Free memory was 51.5MB in the beginning and 67.5MB in the end (delta: -16.0MB). Peak memory consumption was 38.3MB. Max. memory is 16.1GB. [2022-11-21 22:00:01,227 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 73.4MB. Free memory is still 51.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:00:01,228 INFO L158 Benchmark]: CACSL2BoogieTranslator took 547.77ms. Allocated memory is still 73.4MB. Free memory was 51.3MB in the beginning and 53.0MB in the end (delta: -1.7MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. [2022-11-21 22:00:01,229 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.56ms. Allocated memory is still 73.4MB. Free memory was 53.0MB in the beginning and 51.1MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:00:01,230 INFO L158 Benchmark]: Boogie Preprocessor took 54.20ms. Allocated memory is still 73.4MB. Free memory was 51.1MB in the beginning and 49.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:00:01,231 INFO L158 Benchmark]: RCFGBuilder took 1316.36ms. Allocated memory was 73.4MB in the beginning and 100.7MB in the end (delta: 27.3MB). Free memory was 49.0MB in the beginning and 67.5MB in the end (delta: -18.5MB). Peak memory consumption was 34.4MB. Max. memory is 16.1GB. [2022-11-21 22:00:01,240 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 73.4MB. Free memory is still 51.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 547.77ms. Allocated memory is still 73.4MB. Free memory was 51.3MB in the beginning and 53.0MB in the end (delta: -1.7MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.56ms. Allocated memory is still 73.4MB. Free memory was 53.0MB in the beginning and 51.1MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.20ms. Allocated memory is still 73.4MB. Free memory was 51.1MB in the beginning and 49.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1316.36ms. Allocated memory was 73.4MB in the beginning and 100.7MB in the end (delta: 27.3MB). Free memory was 49.0MB in the beginning and 67.5MB in the end (delta: -18.5MB). Peak memory consumption was 34.4MB. 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 22:00:01,271 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0eb01c-91d8-4114-8df8-7f6f3f1bac6f/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?