./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-deagle/arithmetic_prog_bad.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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_b5d0f214-9cef-40ab-92ed-5fff5ffe1cb1/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d0f214-9cef-40ab-92ed-5fff5ffe1cb1/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_b5d0f214-9cef-40ab-92ed-5fff5ffe1cb1/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d0f214-9cef-40ab-92ed-5fff5ffe1cb1/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-deagle/arithmetic_prog_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d0f214-9cef-40ab-92ed-5fff5ffe1cb1/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d0f214-9cef-40ab-92ed-5fff5ffe1cb1/bin/ukojak-verify-i0I2FZA1j2 --witnessprinter.witness.filename witness --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 051706a1eb405a384d7cf371ab2d9b9605b94715fa3ad16d6c2eb8e3fbb8fc38 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:27:33,915 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:27:34,009 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d0f214-9cef-40ab-92ed-5fff5ffe1cb1/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-21 18:27:34,014 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:27:34,014 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:27:34,037 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:27:34,038 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:27:34,039 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:27:34,040 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:27:34,040 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:27:34,041 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:27:34,041 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:27:34,042 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:27:34,043 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:27:34,043 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:27:34,044 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:27:34,044 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:27:34,045 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:27:34,045 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:27:34,046 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:27:34,046 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:27:34,054 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:27:34,055 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:27:34,055 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:27:34,056 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:27:34,056 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:27:34,059 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:27:34,060 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:27:34,060 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:27:34,061 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:27:34,061 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:27:34,061 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:27:34,062 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:27:34,063 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_b5d0f214-9cef-40ab-92ed-5fff5ffe1cb1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d0f214-9cef-40ab-92ed-5fff5ffe1cb1/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 051706a1eb405a384d7cf371ab2d9b9605b94715fa3ad16d6c2eb8e3fbb8fc38 [2023-11-21 18:27:34,350 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:27:34,382 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:27:34,385 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:27:34,386 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:27:34,388 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:27:34,390 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d0f214-9cef-40ab-92ed-5fff5ffe1cb1/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/pthread-deagle/arithmetic_prog_bad.i [2023-11-21 18:27:37,612 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:27:38,026 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:27:38,026 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d0f214-9cef-40ab-92ed-5fff5ffe1cb1/sv-benchmarks/c/pthread-deagle/arithmetic_prog_bad.i [2023-11-21 18:27:38,047 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d0f214-9cef-40ab-92ed-5fff5ffe1cb1/bin/ukojak-verify-i0I2FZA1j2/data/c3dfbc063/cd1692f221f44cc897d4aeb889fdde65/FLAGde4f51a5f [2023-11-21 18:27:38,060 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d0f214-9cef-40ab-92ed-5fff5ffe1cb1/bin/ukojak-verify-i0I2FZA1j2/data/c3dfbc063/cd1692f221f44cc897d4aeb889fdde65 [2023-11-21 18:27:38,062 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:27:38,063 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:27:38,065 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:27:38,065 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:27:38,070 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:27:38,071 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:27:38" (1/1) ... [2023-11-21 18:27:38,072 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d86548b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:38, skipping insertion in model container [2023-11-21 18:27:38,072 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:27:38" (1/1) ... [2023-11-21 18:27:38,131 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:27:38,618 WARN L240 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_b5d0f214-9cef-40ab-92ed-5fff5ffe1cb1/sv-benchmarks/c/pthread-deagle/arithmetic_prog_bad.i[39758,39771] [2023-11-21 18:27:38,622 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:27:38,637 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:27:38,687 WARN L240 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_b5d0f214-9cef-40ab-92ed-5fff5ffe1cb1/sv-benchmarks/c/pthread-deagle/arithmetic_prog_bad.i[39758,39771] [2023-11-21 18:27:38,689 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:27:38,753 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:27:38,753 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:38 WrapperNode [2023-11-21 18:27:38,753 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:27:38,755 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:27:38,755 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:27:38,755 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:27:38,763 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:38" (1/1) ... [2023-11-21 18:27:38,783 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:38" (1/1) ... [2023-11-21 18:27:38,808 INFO L138 Inliner]: procedures = 244, calls = 54, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 80 [2023-11-21 18:27:38,809 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:27:38,810 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:27:38,810 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:27:38,810 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:27:38,819 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:38" (1/1) ... [2023-11-21 18:27:38,820 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:38" (1/1) ... [2023-11-21 18:27:38,825 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:38" (1/1) ... [2023-11-21 18:27:38,825 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:38" (1/1) ... [2023-11-21 18:27:38,833 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:38" (1/1) ... [2023-11-21 18:27:38,837 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:38" (1/1) ... [2023-11-21 18:27:38,839 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:38" (1/1) ... [2023-11-21 18:27:38,841 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:38" (1/1) ... [2023-11-21 18:27:38,845 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:27:38,846 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:27:38,846 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:27:38,846 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:27:38,847 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:38" (1/1) ... [2023-11-21 18:27:38,853 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:27:38,874 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d0f214-9cef-40ab-92ed-5fff5ffe1cb1/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:27:38,885 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d0f214-9cef-40ab-92ed-5fff5ffe1cb1/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:27:38,889 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d0f214-9cef-40ab-92ed-5fff5ffe1cb1/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:27:38,922 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:27:38,922 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:27:38,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-21 18:27:38,922 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-21 18:27:38,923 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:27:38,923 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-21 18:27:38,923 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-21 18:27:38,924 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-21 18:27:38,924 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-21 18:27:38,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:27:38,924 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-21 18:27:38,924 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:27:38,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:27:38,926 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:27:38,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:27:38,927 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 18:27:39,084 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:27:39,086 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:27:39,409 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:27:39,449 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:27:39,453 INFO L308 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-21 18:27:39,455 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:27:39 BoogieIcfgContainer [2023-11-21 18:27:39,456 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:27:39,457 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:27:39,457 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:27:39,468 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:27:39,468 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:27:39" (1/1) ... [2023-11-21 18:27:39,469 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 18:27:39,473 INFO L158 Benchmark]: Toolchain (without parser) took 1409.04ms. Allocated memory is still 159.4MB. Free memory was 128.7MB in the beginning and 77.6MB in the end (delta: 51.0MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2023-11-21 18:27:39,474 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 107.0MB. Free memory was 62.2MB in the beginning and 62.1MB in the end (delta: 114.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:27:39,475 INFO L158 Benchmark]: CACSL2BoogieTranslator took 689.18ms. Allocated memory is still 159.4MB. Free memory was 128.3MB in the beginning and 101.4MB in the end (delta: 27.0MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-21 18:27:39,476 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.31ms. Allocated memory is still 159.4MB. Free memory was 101.4MB in the beginning and 99.2MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:27:39,476 INFO L158 Benchmark]: Boogie Preprocessor took 35.20ms. Allocated memory is still 159.4MB. Free memory was 99.2MB in the beginning and 97.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:27:39,477 INFO L158 Benchmark]: RCFGBuilder took 610.20ms. Allocated memory is still 159.4MB. Free memory was 97.2MB in the beginning and 78.7MB in the end (delta: 18.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-21 18:27:39,478 INFO L158 Benchmark]: CodeCheck took 14.90ms. Allocated memory is still 159.4MB. Free memory was 78.7MB in the beginning and 77.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:27:39,498 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 0.35ms. Allocated memory is still 107.0MB. Free memory was 62.2MB in the beginning and 62.1MB in the end (delta: 114.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 689.18ms. Allocated memory is still 159.4MB. Free memory was 128.3MB in the beginning and 101.4MB in the end (delta: 27.0MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.31ms. Allocated memory is still 159.4MB. Free memory was 101.4MB in the beginning and 99.2MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.20ms. Allocated memory is still 159.4MB. Free memory was 99.2MB in the beginning and 97.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 610.20ms. Allocated memory is still 159.4MB. Free memory was 97.2MB in the beginning and 78.7MB in the end (delta: 18.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 14.90ms. Allocated memory is still 159.4MB. Free memory was 78.7MB in the beginning and 77.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:27:39,531 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d0f214-9cef-40ab-92ed-5fff5ffe1cb1/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_b5d0f214-9cef-40ab-92ed-5fff5ffe1cb1/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d0f214-9cef-40ab-92ed-5fff5ffe1cb1/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_b5d0f214-9cef-40ab-92ed-5fff5ffe1cb1/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d0f214-9cef-40ab-92ed-5fff5ffe1cb1/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-deagle/arithmetic_prog_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d0f214-9cef-40ab-92ed-5fff5ffe1cb1/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d0f214-9cef-40ab-92ed-5fff5ffe1cb1/bin/ukojak-verify-i0I2FZA1j2 --witnessprinter.witness.filename witness --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 051706a1eb405a384d7cf371ab2d9b9605b94715fa3ad16d6c2eb8e3fbb8fc38 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:27:42,211 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:27:42,341 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d0f214-9cef-40ab-92ed-5fff5ffe1cb1/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-21 18:27:42,391 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:27:42,392 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:27:42,393 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:27:42,394 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:27:42,394 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:27:42,395 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:27:42,400 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:27:42,401 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:27:42,401 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:27:42,402 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:27:42,403 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:27:42,404 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:27:42,404 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:27:42,405 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 18:27:42,405 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 18:27:42,406 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 18:27:42,407 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:27:42,407 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:27:42,408 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:27:42,409 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:27:42,409 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:27:42,409 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:27:42,410 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:27:42,410 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-21 18:27:42,411 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:27:42,411 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:27:42,412 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:27:42,413 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:27:42,413 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:27:42,414 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 18:27:42,414 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:27:42,414 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:27:42,415 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-21 18:27:42,415 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 18:27:42,415 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_b5d0f214-9cef-40ab-92ed-5fff5ffe1cb1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d0f214-9cef-40ab-92ed-5fff5ffe1cb1/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 051706a1eb405a384d7cf371ab2d9b9605b94715fa3ad16d6c2eb8e3fbb8fc38 [2023-11-21 18:27:42,854 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:27:42,885 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:27:42,888 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:27:42,890 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:27:42,890 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:27:42,892 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d0f214-9cef-40ab-92ed-5fff5ffe1cb1/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/pthread-deagle/arithmetic_prog_bad.i [2023-11-21 18:27:46,013 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:27:46,355 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:27:46,356 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d0f214-9cef-40ab-92ed-5fff5ffe1cb1/sv-benchmarks/c/pthread-deagle/arithmetic_prog_bad.i [2023-11-21 18:27:46,380 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d0f214-9cef-40ab-92ed-5fff5ffe1cb1/bin/ukojak-verify-i0I2FZA1j2/data/3e91da385/39db2fd3c9674cf49b76ca58a8e2fe03/FLAG2cffe1f83 [2023-11-21 18:27:46,394 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d0f214-9cef-40ab-92ed-5fff5ffe1cb1/bin/ukojak-verify-i0I2FZA1j2/data/3e91da385/39db2fd3c9674cf49b76ca58a8e2fe03 [2023-11-21 18:27:46,396 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:27:46,397 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:27:46,399 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:27:46,399 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:27:46,403 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:27:46,404 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:27:46" (1/1) ... [2023-11-21 18:27:46,405 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@696bcdc1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:46, skipping insertion in model container [2023-11-21 18:27:46,405 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:27:46" (1/1) ... [2023-11-21 18:27:46,461 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:27:47,101 WARN L240 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_b5d0f214-9cef-40ab-92ed-5fff5ffe1cb1/sv-benchmarks/c/pthread-deagle/arithmetic_prog_bad.i[39758,39771] [2023-11-21 18:27:47,107 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:27:47,140 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:27:47,223 WARN L240 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_b5d0f214-9cef-40ab-92ed-5fff5ffe1cb1/sv-benchmarks/c/pthread-deagle/arithmetic_prog_bad.i[39758,39771] [2023-11-21 18:27:47,227 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:27:47,328 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:27:47,328 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:47 WrapperNode [2023-11-21 18:27:47,328 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:27:47,330 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:27:47,330 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:27:47,330 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:27:47,337 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:47" (1/1) ... [2023-11-21 18:27:47,379 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:47" (1/1) ... [2023-11-21 18:27:47,422 INFO L138 Inliner]: procedures = 251, calls = 54, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 81 [2023-11-21 18:27:47,423 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:27:47,424 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:27:47,424 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:27:47,424 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:27:47,433 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:47" (1/1) ... [2023-11-21 18:27:47,434 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:47" (1/1) ... [2023-11-21 18:27:47,453 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:47" (1/1) ... [2023-11-21 18:27:47,454 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:47" (1/1) ... [2023-11-21 18:27:47,463 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:47" (1/1) ... [2023-11-21 18:27:47,479 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:47" (1/1) ... [2023-11-21 18:27:47,482 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:47" (1/1) ... [2023-11-21 18:27:47,485 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:47" (1/1) ... [2023-11-21 18:27:47,489 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:27:47,490 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:27:47,490 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:27:47,490 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:27:47,491 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:47" (1/1) ... [2023-11-21 18:27:47,513 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:27:47,525 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d0f214-9cef-40ab-92ed-5fff5ffe1cb1/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:27:47,543 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d0f214-9cef-40ab-92ed-5fff5ffe1cb1/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:27:47,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d0f214-9cef-40ab-92ed-5fff5ffe1cb1/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:27:47,593 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-21 18:27:47,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:27:47,593 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:27:47,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-21 18:27:47,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-21 18:27:47,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2023-11-21 18:27:47,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 18:27:47,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-21 18:27:47,595 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-21 18:27:47,595 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-21 18:27:47,595 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-21 18:27:47,596 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-21 18:27:47,596 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-21 18:27:47,596 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-21 18:27:47,597 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:27:47,598 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:27:47,598 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:27:47,600 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 18:27:47,785 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:27:47,787 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:27:48,082 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:27:48,118 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:27:48,118 INFO L308 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-21 18:27:48,120 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:27:48 BoogieIcfgContainer [2023-11-21 18:27:48,120 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:27:48,121 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:27:48,121 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:27:48,132 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:27:48,132 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:27:48" (1/1) ... [2023-11-21 18:27:48,133 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 18:27:48,137 INFO L158 Benchmark]: Toolchain (without parser) took 1738.85ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 45.9MB in the beginning and 46.4MB in the end (delta: -542.2kB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. [2023-11-21 18:27:48,138 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 71.3MB. Free memory was 47.2MB in the beginning and 47.2MB in the end (delta: 60.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:27:48,139 INFO L158 Benchmark]: CACSL2BoogieTranslator took 930.18ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 45.6MB in the beginning and 48.4MB in the end (delta: -2.9MB). Peak memory consumption was 16.4MB. Max. memory is 16.1GB. [2023-11-21 18:27:48,139 INFO L158 Benchmark]: Boogie Procedure Inliner took 93.51ms. Allocated memory is still 86.0MB. Free memory was 48.4MB in the beginning and 46.0MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:27:48,140 INFO L158 Benchmark]: Boogie Preprocessor took 65.76ms. Allocated memory is still 86.0MB. Free memory was 46.0MB in the beginning and 43.6MB in the end (delta: 2.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 18:27:48,141 INFO L158 Benchmark]: RCFGBuilder took 630.14ms. Allocated memory is still 86.0MB. Free memory was 43.6MB in the beginning and 47.4MB in the end (delta: -3.8MB). Peak memory consumption was 8.2MB. Max. memory is 16.1GB. [2023-11-21 18:27:48,141 INFO L158 Benchmark]: CodeCheck took 14.38ms. Allocated memory is still 86.0MB. Free memory was 47.4MB in the beginning and 46.4MB in the end (delta: 991.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:27:48,145 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 0.21ms. Allocated memory is still 71.3MB. Free memory was 47.2MB in the beginning and 47.2MB in the end (delta: 60.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 930.18ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 45.6MB in the beginning and 48.4MB in the end (delta: -2.9MB). Peak memory consumption was 16.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 93.51ms. Allocated memory is still 86.0MB. Free memory was 48.4MB in the beginning and 46.0MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 65.76ms. Allocated memory is still 86.0MB. Free memory was 46.0MB in the beginning and 43.6MB in the end (delta: 2.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 630.14ms. Allocated memory is still 86.0MB. Free memory was 43.6MB in the beginning and 47.4MB in the end (delta: -3.8MB). Peak memory consumption was 8.2MB. Max. memory is 16.1GB. * CodeCheck took 14.38ms. Allocated memory is still 86.0MB. Free memory was 47.4MB in the beginning and 46.4MB in the end (delta: 991.3kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:27:48,182 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d0f214-9cef-40ab-92ed-5fff5ffe1cb1/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported