./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/popl20-proofs-counter-add-4-semi-Q67.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364addf5-9a03-42db-b4eb-3706a38e2a2f/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364addf5-9a03-42db-b4eb-3706a38e2a2f/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364addf5-9a03-42db-b4eb-3706a38e2a2f/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364addf5-9a03-42db-b4eb-3706a38e2a2f/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-proofs-counter-add-4-semi-Q67.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364addf5-9a03-42db-b4eb-3706a38e2a2f/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364addf5-9a03-42db-b4eb-3706a38e2a2f/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ec11f673f0852354e1b011c47ea1690182c02849435cfe6b9232c63dc6ffceb8 --- 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-dbf71c6-m [2022-10-17 16:46:13,456 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:46:13,458 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:46:13,501 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:46:13,501 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:46:13,503 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:46:13,505 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:46:13,507 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:46:13,510 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:46:13,511 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:46:13,513 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:46:13,514 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:46:13,515 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:46:13,516 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:46:13,518 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:46:13,520 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:46:13,521 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:46:13,522 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:46:13,525 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:46:13,528 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:46:13,530 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:46:13,531 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:46:13,533 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:46:13,537 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:46:13,548 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:46:13,552 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:46:13,553 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:46:13,554 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:46:13,554 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:46:13,555 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:46:13,556 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:46:13,557 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:46:13,558 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:46:13,573 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:46:13,576 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:46:13,577 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:46:13,577 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:46:13,578 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:46:13,578 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:46:13,579 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:46:13,580 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:46:13,581 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364addf5-9a03-42db-b4eb-3706a38e2a2f/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:46:13,644 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:46:13,645 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:46:13,646 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:46:13,647 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:46:13,647 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:46:13,647 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:46:13,648 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:46:13,648 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:46:13,648 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:46:13,648 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:46:13,648 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:46:13,648 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:46:13,649 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:46:13,649 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:46:13,649 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:46:13,649 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:46:13,649 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:46:13,649 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:46:13,650 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:46:13,650 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:46:13,650 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:46:13,650 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:46:13,651 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:46:13,651 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:46:13,651 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:46:13,651 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:46:13,651 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:46:13,652 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:46:13,652 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_364addf5-9a03-42db-b4eb-3706a38e2a2f/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364addf5-9a03-42db-b4eb-3706a38e2a2f/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ec11f673f0852354e1b011c47ea1690182c02849435cfe6b9232c63dc6ffceb8 [2022-10-17 16:46:13,939 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:46:13,976 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:46:13,980 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:46:13,981 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:46:13,983 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:46:13,985 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364addf5-9a03-42db-b4eb-3706a38e2a2f/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/weaver/popl20-proofs-counter-add-4-semi-Q67.wvr.c [2022-10-17 16:46:14,056 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364addf5-9a03-42db-b4eb-3706a38e2a2f/bin/ukojak-92XMlrwhuB/data/c4b5771b2/5e1a17d94e26478182e4be3a73846514/FLAGade42b5d9 [2022-10-17 16:46:14,488 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:46:14,488 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364addf5-9a03-42db-b4eb-3706a38e2a2f/sv-benchmarks/c/weaver/popl20-proofs-counter-add-4-semi-Q67.wvr.c [2022-10-17 16:46:14,496 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364addf5-9a03-42db-b4eb-3706a38e2a2f/bin/ukojak-92XMlrwhuB/data/c4b5771b2/5e1a17d94e26478182e4be3a73846514/FLAGade42b5d9 [2022-10-17 16:46:14,853 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364addf5-9a03-42db-b4eb-3706a38e2a2f/bin/ukojak-92XMlrwhuB/data/c4b5771b2/5e1a17d94e26478182e4be3a73846514 [2022-10-17 16:46:14,856 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:46:14,857 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:46:14,859 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:46:14,859 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:46:14,862 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:46:14,863 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:46:14" (1/1) ... [2022-10-17 16:46:14,864 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@477cd6ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:14, skipping insertion in model container [2022-10-17 16:46:14,865 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:46:14" (1/1) ... [2022-10-17 16:46:14,872 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:46:14,890 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:46:15,104 WARN L230 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_364addf5-9a03-42db-b4eb-3706a38e2a2f/sv-benchmarks/c/weaver/popl20-proofs-counter-add-4-semi-Q67.wvr.c[2611,2624] [2022-10-17 16:46:15,108 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:46:15,117 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:46:15,143 WARN L230 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_364addf5-9a03-42db-b4eb-3706a38e2a2f/sv-benchmarks/c/weaver/popl20-proofs-counter-add-4-semi-Q67.wvr.c[2611,2624] [2022-10-17 16:46:15,152 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:46:15,167 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:46:15,168 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:15 WrapperNode [2022-10-17 16:46:15,168 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:46:15,169 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:46:15,170 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:46:15,170 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:46:15,178 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:15" (1/1) ... [2022-10-17 16:46:15,187 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:15" (1/1) ... [2022-10-17 16:46:15,211 INFO L138 Inliner]: procedures = 22, calls = 42, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 91 [2022-10-17 16:46:15,212 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:46:15,212 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:46:15,213 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:46:15,213 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:46:15,222 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:15" (1/1) ... [2022-10-17 16:46:15,223 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:15" (1/1) ... [2022-10-17 16:46:15,226 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:15" (1/1) ... [2022-10-17 16:46:15,226 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:15" (1/1) ... [2022-10-17 16:46:15,233 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:15" (1/1) ... [2022-10-17 16:46:15,238 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:15" (1/1) ... [2022-10-17 16:46:15,240 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:15" (1/1) ... [2022-10-17 16:46:15,241 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:15" (1/1) ... [2022-10-17 16:46:15,245 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:46:15,246 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:46:15,246 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:46:15,246 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:46:15,247 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:15" (1/1) ... [2022-10-17 16:46:15,262 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:46:15,285 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364addf5-9a03-42db-b4eb-3706a38e2a2f/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:46:15,302 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364addf5-9a03-42db-b4eb-3706a38e2a2f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:46:15,311 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364addf5-9a03-42db-b4eb-3706a38e2a2f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:46:15,341 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:46:15,342 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-10-17 16:46:15,342 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-10-17 16:46:15,342 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-10-17 16:46:15,343 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-10-17 16:46:15,343 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-10-17 16:46:15,343 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-10-17 16:46:15,343 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-10-17 16:46:15,344 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-10-17 16:46:15,344 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 16:46:15,344 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 16:46:15,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:46:15,345 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:46:15,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:46:15,345 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 16:46:15,345 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 16:46:15,345 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:46:15,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:46:15,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:46:15,346 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:46:15,348 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-17 16:46:15,449 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:46:15,451 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:46:15,786 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:46:15,947 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:46:15,951 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-10-17 16:46:15,954 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L53 is neither atomic block end nor a sink node. [2022-10-17 16:46:15,958 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) [2022-10-17 16:46:15,974 INFO L158 Benchmark]: Toolchain (without parser) took 1115.82ms. Allocated memory was 100.7MB in the beginning and 142.6MB in the end (delta: 41.9MB). Free memory was 76.1MB in the beginning and 119.2MB in the end (delta: -43.1MB). Peak memory consumption was 30.2MB. Max. memory is 16.1GB. [2022-10-17 16:46:15,975 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 100.7MB. Free memory was 70.7MB in the beginning and 70.7MB in the end (delta: 21.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:46:15,976 INFO L158 Benchmark]: CACSL2BoogieTranslator took 309.45ms. Allocated memory is still 100.7MB. Free memory was 76.1MB in the beginning and 74.4MB in the end (delta: 1.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-10-17 16:46:15,977 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.54ms. Allocated memory is still 100.7MB. Free memory was 74.2MB in the beginning and 72.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:46:15,978 INFO L158 Benchmark]: Boogie Preprocessor took 32.39ms. Allocated memory is still 100.7MB. Free memory was 72.6MB in the beginning and 71.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:46:15,979 INFO L158 Benchmark]: RCFGBuilder took 726.83ms. Allocated memory was 100.7MB in the beginning and 142.6MB in the end (delta: 41.9MB). Free memory was 71.1MB in the beginning and 119.2MB in the end (delta: -48.1MB). Peak memory consumption was 25.6MB. Max. memory is 16.1GB. [2022-10-17 16:46:15,984 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 100.7MB. Free memory was 70.7MB in the beginning and 70.7MB in the end (delta: 21.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 309.45ms. Allocated memory is still 100.7MB. Free memory was 76.1MB in the beginning and 74.4MB in the end (delta: 1.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.54ms. Allocated memory is still 100.7MB. Free memory was 74.2MB in the beginning and 72.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.39ms. Allocated memory is still 100.7MB. Free memory was 72.6MB in the beginning and 71.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 726.83ms. Allocated memory was 100.7MB in the beginning and 142.6MB in the end (delta: 41.9MB). Free memory was 71.1MB in the beginning and 119.2MB in the end (delta: -48.1MB). Peak memory consumption was 25.6MB. 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. [2022-10-17 16:46:16,036 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364addf5-9a03-42db-b4eb-3706a38e2a2f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364addf5-9a03-42db-b4eb-3706a38e2a2f/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364addf5-9a03-42db-b4eb-3706a38e2a2f/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364addf5-9a03-42db-b4eb-3706a38e2a2f/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364addf5-9a03-42db-b4eb-3706a38e2a2f/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-proofs-counter-add-4-semi-Q67.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364addf5-9a03-42db-b4eb-3706a38e2a2f/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364addf5-9a03-42db-b4eb-3706a38e2a2f/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ec11f673f0852354e1b011c47ea1690182c02849435cfe6b9232c63dc6ffceb8 --- 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-dbf71c6-m [2022-10-17 16:46:18,692 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:46:18,695 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:46:18,736 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:46:18,737 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:46:18,742 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:46:18,745 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:46:18,749 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:46:18,761 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:46:18,764 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:46:18,766 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:46:18,767 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:46:18,768 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:46:18,769 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:46:18,771 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:46:18,772 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:46:18,776 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:46:18,782 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:46:18,785 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:46:18,795 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:46:18,797 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:46:18,800 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:46:18,804 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:46:18,806 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:46:18,817 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:46:18,818 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:46:18,818 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:46:18,819 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:46:18,820 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:46:18,821 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:46:18,822 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:46:18,823 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:46:18,824 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:46:18,829 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:46:18,830 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:46:18,831 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:46:18,832 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:46:18,832 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:46:18,832 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:46:18,834 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:46:18,835 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:46:18,836 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364addf5-9a03-42db-b4eb-3706a38e2a2f/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-10-17 16:46:18,905 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:46:18,905 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:46:18,908 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:46:18,908 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:46:18,910 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:46:18,910 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:46:18,910 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:46:18,910 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:46:18,911 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:46:18,911 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:46:18,912 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:46:18,912 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:46:18,912 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:46:18,913 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 16:46:18,913 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 16:46:18,913 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 16:46:18,913 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:46:18,913 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:46:18,913 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:46:18,914 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:46:18,914 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:46:18,914 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:46:18,914 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:46:18,914 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:46:18,915 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:46:18,915 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:46:18,915 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:46:18,915 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 16:46:18,916 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 16:46:18,916 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:46:18,916 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-10-17 16:46:18,916 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 16:46:18,917 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_364addf5-9a03-42db-b4eb-3706a38e2a2f/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364addf5-9a03-42db-b4eb-3706a38e2a2f/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ec11f673f0852354e1b011c47ea1690182c02849435cfe6b9232c63dc6ffceb8 [2022-10-17 16:46:19,326 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:46:19,359 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:46:19,362 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:46:19,363 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:46:19,364 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:46:19,366 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364addf5-9a03-42db-b4eb-3706a38e2a2f/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/weaver/popl20-proofs-counter-add-4-semi-Q67.wvr.c [2022-10-17 16:46:19,455 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364addf5-9a03-42db-b4eb-3706a38e2a2f/bin/ukojak-92XMlrwhuB/data/6361e70d2/90bd5c62e9db482ab9d81b6fe32f11f1/FLAGd5db87b26 [2022-10-17 16:46:19,997 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:46:19,997 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364addf5-9a03-42db-b4eb-3706a38e2a2f/sv-benchmarks/c/weaver/popl20-proofs-counter-add-4-semi-Q67.wvr.c [2022-10-17 16:46:20,010 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364addf5-9a03-42db-b4eb-3706a38e2a2f/bin/ukojak-92XMlrwhuB/data/6361e70d2/90bd5c62e9db482ab9d81b6fe32f11f1/FLAGd5db87b26 [2022-10-17 16:46:20,343 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364addf5-9a03-42db-b4eb-3706a38e2a2f/bin/ukojak-92XMlrwhuB/data/6361e70d2/90bd5c62e9db482ab9d81b6fe32f11f1 [2022-10-17 16:46:20,345 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:46:20,347 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:46:20,348 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:46:20,348 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:46:20,352 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:46:20,353 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:46:20" (1/1) ... [2022-10-17 16:46:20,355 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2cd011b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:20, skipping insertion in model container [2022-10-17 16:46:20,355 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:46:20" (1/1) ... [2022-10-17 16:46:20,364 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:46:20,389 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:46:20,599 WARN L230 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_364addf5-9a03-42db-b4eb-3706a38e2a2f/sv-benchmarks/c/weaver/popl20-proofs-counter-add-4-semi-Q67.wvr.c[2611,2624] [2022-10-17 16:46:20,603 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:46:20,616 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:46:20,704 WARN L230 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_364addf5-9a03-42db-b4eb-3706a38e2a2f/sv-benchmarks/c/weaver/popl20-proofs-counter-add-4-semi-Q67.wvr.c[2611,2624] [2022-10-17 16:46:20,706 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:46:20,723 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:46:20,724 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:20 WrapperNode [2022-10-17 16:46:20,724 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:46:20,726 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:46:20,726 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:46:20,726 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:46:20,734 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:20" (1/1) ... [2022-10-17 16:46:20,746 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:20" (1/1) ... [2022-10-17 16:46:20,770 INFO L138 Inliner]: procedures = 24, calls = 42, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 87 [2022-10-17 16:46:20,771 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:46:20,772 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:46:20,772 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:46:20,772 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:46:20,783 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:20" (1/1) ... [2022-10-17 16:46:20,783 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:20" (1/1) ... [2022-10-17 16:46:20,788 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:20" (1/1) ... [2022-10-17 16:46:20,789 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:20" (1/1) ... [2022-10-17 16:46:20,798 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:20" (1/1) ... [2022-10-17 16:46:20,803 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:20" (1/1) ... [2022-10-17 16:46:20,806 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:20" (1/1) ... [2022-10-17 16:46:20,808 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:20" (1/1) ... [2022-10-17 16:46:20,827 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:46:20,828 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:46:20,828 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:46:20,829 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:46:20,830 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:20" (1/1) ... [2022-10-17 16:46:20,837 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:46:20,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364addf5-9a03-42db-b4eb-3706a38e2a2f/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:46:20,867 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364addf5-9a03-42db-b4eb-3706a38e2a2f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:46:20,876 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364addf5-9a03-42db-b4eb-3706a38e2a2f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:46:20,918 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:46:20,919 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-10-17 16:46:20,919 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-10-17 16:46:20,919 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-10-17 16:46:20,920 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-10-17 16:46:20,921 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-10-17 16:46:20,921 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-10-17 16:46:20,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-10-17 16:46:20,924 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-10-17 16:46:20,925 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-10-17 16:46:20,925 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 16:46:20,926 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 16:46:20,926 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:46:20,926 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 16:46:20,927 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 16:46:20,927 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-10-17 16:46:20,928 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:46:20,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:46:20,929 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:46:20,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-10-17 16:46:20,932 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-17 16:46:21,134 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:46:21,137 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:46:21,566 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:46:21,796 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:46:21,797 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-10-17 16:46:21,798 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L53 is neither atomic block end nor a sink node. [2022-10-17 16:46:21,799 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) [2022-10-17 16:46:21,816 INFO L158 Benchmark]: Toolchain (without parser) took 1468.36ms. Allocated memory is still 73.4MB. Free memory was 56.8MB in the beginning and 54.8MB in the end (delta: 2.0MB). Peak memory consumption was 30.5MB. Max. memory is 16.1GB. [2022-10-17 16:46:21,817 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 73.4MB. Free memory is still 54.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:46:21,818 INFO L158 Benchmark]: CACSL2BoogieTranslator took 376.83ms. Allocated memory is still 73.4MB. Free memory was 56.6MB in the beginning and 56.3MB in the end (delta: 330.9kB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. [2022-10-17 16:46:21,819 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.32ms. Allocated memory is still 73.4MB. Free memory was 56.3MB in the beginning and 54.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:46:21,820 INFO L158 Benchmark]: Boogie Preprocessor took 55.73ms. Allocated memory is still 73.4MB. Free memory was 54.6MB in the beginning and 52.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:46:21,821 INFO L158 Benchmark]: RCFGBuilder took 986.00ms. Allocated memory is still 73.4MB. Free memory was 52.9MB in the beginning and 54.8MB in the end (delta: -1.8MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-10-17 16:46:21,832 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 73.4MB. Free memory is still 54.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 376.83ms. Allocated memory is still 73.4MB. Free memory was 56.6MB in the beginning and 56.3MB in the end (delta: 330.9kB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.32ms. Allocated memory is still 73.4MB. Free memory was 56.3MB in the beginning and 54.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.73ms. Allocated memory is still 73.4MB. Free memory was 54.6MB in the beginning and 52.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 986.00ms. Allocated memory is still 73.4MB. Free memory was 52.9MB in the beginning and 54.8MB in the end (delta: -1.8MB). Peak memory consumption was 27.3MB. 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. [2022-10-17 16:46:21,904 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364addf5-9a03-42db-b4eb-3706a38e2a2f/bin/ukojak-92XMlrwhuB/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?