./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-ext/28_buggy_simple_loop1_vf.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 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_a68a7f15-a8b5-47e5-962b-d3d94e1f7f8a/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68a7f15-a8b5-47e5-962b-d3d94e1f7f8a/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68a7f15-a8b5-47e5-962b-d3d94e1f7f8a/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68a7f15-a8b5-47e5-962b-d3d94e1f7f8a/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/28_buggy_simple_loop1_vf.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68a7f15-a8b5-47e5-962b-d3d94e1f7f8a/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68a7f15-a8b5-47e5-962b-d3d94e1f7f8a/bin/ukojak-verify-i0I2FZA1j2 --witnessprinter.witness.filename witness --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 f7757e6e73d857d492b029f13f86cb5d550622238e5a2b483c58ab6fc3ffdeb1 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:33:02,352 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:33:02,425 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68a7f15-a8b5-47e5-962b-d3d94e1f7f8a/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:33:02,431 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:33:02,431 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:33:02,455 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:33:02,456 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:33:02,457 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:33:02,458 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:33:02,458 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:33:02,459 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:33:02,460 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:33:02,460 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:33:02,461 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:33:02,462 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:33:02,462 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:33:02,463 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:33:02,464 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:33:02,464 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:33:02,465 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:33:02,465 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:33:02,466 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:33:02,467 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:33:02,467 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:33:02,468 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:33:02,469 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:33:02,469 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:33:02,470 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:33:02,470 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:33:02,471 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:33:02,471 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:33:02,472 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:33:02,473 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:33:02,473 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:33:02,474 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:33:02,474 INFO L153 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_a68a7f15-a8b5-47e5-962b-d3d94e1f7f8a/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68a7f15-a8b5-47e5-962b-d3d94e1f7f8a/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f7757e6e73d857d492b029f13f86cb5d550622238e5a2b483c58ab6fc3ffdeb1 [2023-11-21 18:33:02,722 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:33:02,745 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:33:02,748 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:33:02,750 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:33:02,751 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:33:02,752 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68a7f15-a8b5-47e5-962b-d3d94e1f7f8a/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/pthread-ext/28_buggy_simple_loop1_vf.i [2023-11-21 18:33:05,924 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:33:06,187 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:33:06,193 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68a7f15-a8b5-47e5-962b-d3d94e1f7f8a/sv-benchmarks/c/pthread-ext/28_buggy_simple_loop1_vf.i [2023-11-21 18:33:06,210 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68a7f15-a8b5-47e5-962b-d3d94e1f7f8a/bin/ukojak-verify-i0I2FZA1j2/data/fa0c7236c/6954331ebdd040c7953e910a52b8e2d6/FLAGb69f4a4e2 [2023-11-21 18:33:06,227 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68a7f15-a8b5-47e5-962b-d3d94e1f7f8a/bin/ukojak-verify-i0I2FZA1j2/data/fa0c7236c/6954331ebdd040c7953e910a52b8e2d6 [2023-11-21 18:33:06,230 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:33:06,232 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:33:06,233 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:33:06,234 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:33:06,238 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:33:06,239 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:33:06" (1/1) ... [2023-11-21 18:33:06,240 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b6cd96f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:06, skipping insertion in model container [2023-11-21 18:33:06,241 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:33:06" (1/1) ... [2023-11-21 18:33:06,295 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:33:06,776 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:33:06,787 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:33:06,837 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:33:06,879 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:33:06,880 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:06 WrapperNode [2023-11-21 18:33:06,880 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:33:06,882 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:33:06,882 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:33:06,882 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:33:06,890 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:06" (1/1) ... [2023-11-21 18:33:06,922 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:06" (1/1) ... [2023-11-21 18:33:06,957 INFO L138 Inliner]: procedures = 167, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 77 [2023-11-21 18:33:06,958 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:33:06,958 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:33:06,959 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:33:06,960 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:33:06,969 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:06" (1/1) ... [2023-11-21 18:33:06,970 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:06" (1/1) ... [2023-11-21 18:33:06,978 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:06" (1/1) ... [2023-11-21 18:33:06,978 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:06" (1/1) ... [2023-11-21 18:33:06,991 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:06" (1/1) ... [2023-11-21 18:33:06,999 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:06" (1/1) ... [2023-11-21 18:33:07,002 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:06" (1/1) ... [2023-11-21 18:33:07,003 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:06" (1/1) ... [2023-11-21 18:33:07,006 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:33:07,012 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:33:07,013 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:33:07,013 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:33:07,014 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:06" (1/1) ... [2023-11-21 18:33:07,020 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:33:07,033 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68a7f15-a8b5-47e5-962b-d3d94e1f7f8a/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:33:07,049 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68a7f15-a8b5-47e5-962b-d3d94e1f7f8a/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:33:07,067 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68a7f15-a8b5-47e5-962b-d3d94e1f7f8a/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:33:07,092 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-21 18:33:07,092 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-21 18:33:07,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:33:07,092 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:33:07,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:33:07,093 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:33:07,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:33:07,093 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:33:07,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:33:07,095 WARN L212 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-21 18:33:07,223 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:33:07,225 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:33:07,457 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:33:07,468 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:33:07,469 INFO L308 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-21 18:33:07,470 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:33:07 BoogieIcfgContainer [2023-11-21 18:33:07,471 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:33:07,472 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:33:07,472 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:33:07,483 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:33:07,483 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:33:07" (1/1) ... [2023-11-21 18:33:07,484 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) 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:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) 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) [2023-11-21 18:33:07,489 INFO L158 Benchmark]: Toolchain (without parser) took 1256.24ms. Allocated memory is still 151.0MB. Free memory was 89.9MB in the beginning and 116.9MB in the end (delta: -27.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:33:07,489 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 96.5MB. Free memory is still 50.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:33:07,490 INFO L158 Benchmark]: CACSL2BoogieTranslator took 647.44ms. Allocated memory is still 151.0MB. Free memory was 89.9MB in the beginning and 70.1MB in the end (delta: 19.8MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-21 18:33:07,491 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.13ms. Allocated memory is still 151.0MB. Free memory was 70.1MB in the beginning and 68.4MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:33:07,491 INFO L158 Benchmark]: Boogie Preprocessor took 47.43ms. Allocated memory is still 151.0MB. Free memory was 68.4MB in the beginning and 66.9MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:33:07,492 INFO L158 Benchmark]: RCFGBuilder took 458.80ms. Allocated memory is still 151.0MB. Free memory was 66.9MB in the beginning and 117.9MB in the end (delta: -51.0MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. [2023-11-21 18:33:07,493 INFO L158 Benchmark]: CodeCheck took 15.31ms. Allocated memory is still 151.0MB. Free memory was 117.9MB in the beginning and 116.9MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:33:07,497 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 96.5MB. Free memory is still 50.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 647.44ms. Allocated memory is still 151.0MB. Free memory was 89.9MB in the beginning and 70.1MB in the end (delta: 19.8MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.13ms. Allocated memory is still 151.0MB. Free memory was 70.1MB in the beginning and 68.4MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 47.43ms. Allocated memory is still 151.0MB. Free memory was 68.4MB in the beginning and 66.9MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 458.80ms. Allocated memory is still 151.0MB. Free memory was 66.9MB in the beginning and 117.9MB in the end (delta: -51.0MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. * CodeCheck took 15.31ms. Allocated memory is still 151.0MB. Free memory was 117.9MB in the beginning and 116.9MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:33:07,529 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68a7f15-a8b5-47e5-962b-d3d94e1f7f8a/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68a7f15-a8b5-47e5-962b-d3d94e1f7f8a/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68a7f15-a8b5-47e5-962b-d3d94e1f7f8a/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68a7f15-a8b5-47e5-962b-d3d94e1f7f8a/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68a7f15-a8b5-47e5-962b-d3d94e1f7f8a/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/28_buggy_simple_loop1_vf.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68a7f15-a8b5-47e5-962b-d3d94e1f7f8a/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68a7f15-a8b5-47e5-962b-d3d94e1f7f8a/bin/ukojak-verify-i0I2FZA1j2 --witnessprinter.witness.filename witness --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 f7757e6e73d857d492b029f13f86cb5d550622238e5a2b483c58ab6fc3ffdeb1 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:33:10,259 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:33:10,377 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68a7f15-a8b5-47e5-962b-d3d94e1f7f8a/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-21 18:33:10,421 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:33:10,422 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:33:10,423 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:33:10,424 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:33:10,424 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:33:10,425 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:33:10,426 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:33:10,426 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:33:10,427 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:33:10,427 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:33:10,428 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:33:10,428 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:33:10,429 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:33:10,429 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 18:33:10,430 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 18:33:10,430 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:33:10,431 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 18:33:10,431 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:33:10,432 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:33:10,432 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:33:10,433 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:33:10,433 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:33:10,434 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:33:10,434 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:33:10,435 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:33:10,435 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-21 18:33:10,436 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:33:10,436 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:33:10,437 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:33:10,437 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:33:10,437 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:33:10,438 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 18:33:10,438 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:33:10,439 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:33:10,439 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-21 18:33:10,439 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 18:33:10,440 INFO L153 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_a68a7f15-a8b5-47e5-962b-d3d94e1f7f8a/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68a7f15-a8b5-47e5-962b-d3d94e1f7f8a/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f7757e6e73d857d492b029f13f86cb5d550622238e5a2b483c58ab6fc3ffdeb1 [2023-11-21 18:33:10,894 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:33:10,927 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:33:10,930 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:33:10,931 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:33:10,932 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:33:10,933 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68a7f15-a8b5-47e5-962b-d3d94e1f7f8a/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/pthread-ext/28_buggy_simple_loop1_vf.i [2023-11-21 18:33:14,114 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:33:14,459 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:33:14,460 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68a7f15-a8b5-47e5-962b-d3d94e1f7f8a/sv-benchmarks/c/pthread-ext/28_buggy_simple_loop1_vf.i [2023-11-21 18:33:14,480 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68a7f15-a8b5-47e5-962b-d3d94e1f7f8a/bin/ukojak-verify-i0I2FZA1j2/data/4dea1a401/5f74cd3d781144f49a04d160cc95c55b/FLAG207031588 [2023-11-21 18:33:14,500 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68a7f15-a8b5-47e5-962b-d3d94e1f7f8a/bin/ukojak-verify-i0I2FZA1j2/data/4dea1a401/5f74cd3d781144f49a04d160cc95c55b [2023-11-21 18:33:14,506 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:33:14,509 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:33:14,514 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:33:14,514 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:33:14,519 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:33:14,522 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:33:14" (1/1) ... [2023-11-21 18:33:14,523 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3474eeb7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:14, skipping insertion in model container [2023-11-21 18:33:14,523 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:33:14" (1/1) ... [2023-11-21 18:33:14,591 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:33:14,938 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:33:14,953 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:33:14,998 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:33:15,073 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:33:15,074 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:15 WrapperNode [2023-11-21 18:33:15,074 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:33:15,075 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:33:15,075 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:33:15,075 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:33:15,083 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:15" (1/1) ... [2023-11-21 18:33:15,128 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:15" (1/1) ... [2023-11-21 18:33:15,161 INFO L138 Inliner]: procedures = 170, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 78 [2023-11-21 18:33:15,161 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:33:15,163 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:33:15,163 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:33:15,163 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:33:15,172 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:15" (1/1) ... [2023-11-21 18:33:15,173 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:15" (1/1) ... [2023-11-21 18:33:15,179 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:15" (1/1) ... [2023-11-21 18:33:15,180 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:15" (1/1) ... [2023-11-21 18:33:15,199 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:15" (1/1) ... [2023-11-21 18:33:15,208 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:15" (1/1) ... [2023-11-21 18:33:15,214 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:15" (1/1) ... [2023-11-21 18:33:15,229 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:15" (1/1) ... [2023-11-21 18:33:15,233 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:33:15,234 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:33:15,234 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:33:15,234 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:33:15,235 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:15" (1/1) ... [2023-11-21 18:33:15,241 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:33:15,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68a7f15-a8b5-47e5-962b-d3d94e1f7f8a/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:33:15,282 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68a7f15-a8b5-47e5-962b-d3d94e1f7f8a/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:33:15,298 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68a7f15-a8b5-47e5-962b-d3d94e1f7f8a/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:33:15,325 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-21 18:33:15,325 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-21 18:33:15,325 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:33:15,326 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:33:15,326 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:33:15,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-21 18:33:15,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 18:33:15,327 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:33:15,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:33:15,329 WARN L212 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-21 18:33:15,491 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:33:15,494 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:33:15,733 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:33:15,745 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:33:15,745 INFO L308 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-21 18:33:15,747 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:33:15 BoogieIcfgContainer [2023-11-21 18:33:15,752 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:33:15,753 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:33:15,753 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:33:15,764 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:33:15,764 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:33:15" (1/1) ... [2023-11-21 18:33:15,765 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) 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:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) 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) [2023-11-21 18:33:15,771 INFO L158 Benchmark]: Toolchain (without parser) took 1260.85ms. Allocated memory is still 86.0MB. Free memory was 60.6MB in the beginning and 42.4MB in the end (delta: 18.2MB). Peak memory consumption was 20.3MB. Max. memory is 16.1GB. [2023-11-21 18:33:15,772 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 86.0MB. Free memory was 62.4MB in the beginning and 62.4MB in the end (delta: 77.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:33:15,773 INFO L158 Benchmark]: CACSL2BoogieTranslator took 560.24ms. Allocated memory is still 86.0MB. Free memory was 60.4MB in the beginning and 61.4MB in the end (delta: -981.3kB). Peak memory consumption was 24.5MB. Max. memory is 16.1GB. [2023-11-21 18:33:15,774 INFO L158 Benchmark]: Boogie Procedure Inliner took 86.43ms. Allocated memory is still 86.0MB. Free memory was 61.4MB in the beginning and 59.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:33:15,775 INFO L158 Benchmark]: Boogie Preprocessor took 70.62ms. Allocated memory is still 86.0MB. Free memory was 59.3MB in the beginning and 57.5MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:33:15,776 INFO L158 Benchmark]: RCFGBuilder took 518.11ms. Allocated memory is still 86.0MB. Free memory was 57.5MB in the beginning and 43.4MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-21 18:33:15,778 INFO L158 Benchmark]: CodeCheck took 16.28ms. Allocated memory is still 86.0MB. Free memory was 43.4MB in the beginning and 42.4MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:33:15,787 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 86.0MB. Free memory was 62.4MB in the beginning and 62.4MB in the end (delta: 77.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 560.24ms. Allocated memory is still 86.0MB. Free memory was 60.4MB in the beginning and 61.4MB in the end (delta: -981.3kB). Peak memory consumption was 24.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 86.43ms. Allocated memory is still 86.0MB. Free memory was 61.4MB in the beginning and 59.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 70.62ms. Allocated memory is still 86.0MB. Free memory was 59.3MB in the beginning and 57.5MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 518.11ms. Allocated memory is still 86.0MB. Free memory was 57.5MB in the beginning and 43.4MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 16.28ms. Allocated memory is still 86.0MB. Free memory was 43.4MB in the beginning and 42.4MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:33:15,824 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68a7f15-a8b5-47e5-962b-d3d94e1f7f8a/bin/ukojak-verify-i0I2FZA1j2/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: Concurrent programs are currently unsupported