./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/rfi006_rmo.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_1ae1f7e6-0740-46ef-86b9-6f84aad5090b/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae1f7e6-0740-46ef-86b9-6f84aad5090b/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_1ae1f7e6-0740-46ef-86b9-6f84aad5090b/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae1f7e6-0740-46ef-86b9-6f84aad5090b/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi006_rmo.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae1f7e6-0740-46ef-86b9-6f84aad5090b/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_1ae1f7e6-0740-46ef-86b9-6f84aad5090b/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 304137b4cdfcb1cb721c511de7faa38271d71a9e3815c7f79977f44461721381 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:52:53,119 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:52:53,238 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae1f7e6-0740-46ef-86b9-6f84aad5090b/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:52:53,244 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:52:53,244 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:52:53,280 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:52:53,281 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:52:53,282 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:52:53,283 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:52:53,290 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:52:53,291 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:52:53,291 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:52:53,292 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:52:53,294 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:52:53,294 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:52:53,295 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:52:53,295 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:52:53,295 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:52:53,296 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:52:53,296 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:52:53,297 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:52:53,297 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:52:53,298 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:52:53,298 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:52:53,299 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:52:53,300 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:52:53,300 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:52:53,300 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:52:53,301 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:52:53,301 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:52:53,303 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:52:53,303 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:52:53,303 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:52:53,304 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:52:53,304 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:52:53,304 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_1ae1f7e6-0740-46ef-86b9-6f84aad5090b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae1f7e6-0740-46ef-86b9-6f84aad5090b/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 304137b4cdfcb1cb721c511de7faa38271d71a9e3815c7f79977f44461721381 [2023-11-21 18:52:53,578 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:52:53,609 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:52:53,613 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:52:53,614 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:52:53,615 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:52:53,617 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae1f7e6-0740-46ef-86b9-6f84aad5090b/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/pthread-wmm/rfi006_rmo.i [2023-11-21 18:52:56,830 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:52:57,105 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:52:57,106 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae1f7e6-0740-46ef-86b9-6f84aad5090b/sv-benchmarks/c/pthread-wmm/rfi006_rmo.i [2023-11-21 18:52:57,122 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae1f7e6-0740-46ef-86b9-6f84aad5090b/bin/ukojak-verify-i0I2FZA1j2/data/394661333/2528a0c292d0480180034eca2eb5a2f4/FLAGebae95b63 [2023-11-21 18:52:57,138 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae1f7e6-0740-46ef-86b9-6f84aad5090b/bin/ukojak-verify-i0I2FZA1j2/data/394661333/2528a0c292d0480180034eca2eb5a2f4 [2023-11-21 18:52:57,141 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:52:57,142 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:52:57,144 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:52:57,144 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:52:57,149 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:52:57,150 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:52:57" (1/1) ... [2023-11-21 18:52:57,151 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f6ded21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:57, skipping insertion in model container [2023-11-21 18:52:57,151 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:52:57" (1/1) ... [2023-11-21 18:52:57,202 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:52:57,641 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:52:57,657 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:52:57,803 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:52:57,844 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:52:57,844 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:52:57,851 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:52:57,851 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:57 WrapperNode [2023-11-21 18:52:57,851 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:52:57,852 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:52:57,853 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:52:57,853 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:52:57,861 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:57" (1/1) ... [2023-11-21 18:52:57,882 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:57" (1/1) ... [2023-11-21 18:52:57,922 INFO L138 Inliner]: procedures = 176, calls = 74, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 139 [2023-11-21 18:52:57,923 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:52:57,923 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:52:57,924 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:52:57,924 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:52:57,933 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:57" (1/1) ... [2023-11-21 18:52:57,934 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:57" (1/1) ... [2023-11-21 18:52:57,939 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:57" (1/1) ... [2023-11-21 18:52:57,940 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:57" (1/1) ... [2023-11-21 18:52:57,955 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:57" (1/1) ... [2023-11-21 18:52:57,958 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:57" (1/1) ... [2023-11-21 18:52:57,961 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:57" (1/1) ... [2023-11-21 18:52:57,964 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:57" (1/1) ... [2023-11-21 18:52:57,986 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:52:57,987 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:52:57,987 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:52:57,987 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:52:57,988 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:57" (1/1) ... [2023-11-21 18:52:57,994 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:52:58,009 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae1f7e6-0740-46ef-86b9-6f84aad5090b/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:52:58,031 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae1f7e6-0740-46ef-86b9-6f84aad5090b/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:52:58,062 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae1f7e6-0740-46ef-86b9-6f84aad5090b/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:52:58,083 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:52:58,084 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:52:58,084 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-21 18:52:58,085 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:52:58,085 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:52:58,086 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:52:58,086 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-21 18:52:58,086 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-21 18:52:58,087 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-21 18:52:58,087 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-21 18:52:58,087 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-21 18:52:58,087 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-21 18:52:58,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:52:58,088 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-21 18:52:58,088 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:52:58,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:52:58,090 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 18:52:58,283 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:52:58,286 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:52:58,839 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:52:59,154 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:52:59,154 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:52:59,156 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:52:59 BoogieIcfgContainer [2023-11-21 18:52:59,156 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:52:59,157 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:52:59,157 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:52:59,167 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:52:59,167 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:52:59" (1/1) ... [2023-11-21 18:52:59,168 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 18:52:59,172 INFO L158 Benchmark]: Toolchain (without parser) took 2029.04ms. Allocated memory was 155.2MB in the beginning and 211.8MB in the end (delta: 56.6MB). Free memory was 114.1MB in the beginning and 131.3MB in the end (delta: -17.3MB). Peak memory consumption was 41.1MB. Max. memory is 16.1GB. [2023-11-21 18:52:59,173 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 155.2MB. Free memory is still 101.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:52:59,173 INFO L158 Benchmark]: CACSL2BoogieTranslator took 708.08ms. Allocated memory is still 155.2MB. Free memory was 114.1MB in the beginning and 89.7MB in the end (delta: 24.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-21 18:52:59,174 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.36ms. Allocated memory is still 155.2MB. Free memory was 89.7MB in the beginning and 87.2MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:52:59,175 INFO L158 Benchmark]: Boogie Preprocessor took 62.49ms. Allocated memory is still 155.2MB. Free memory was 87.2MB in the beginning and 85.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:52:59,176 INFO L158 Benchmark]: RCFGBuilder took 1169.28ms. Allocated memory was 155.2MB in the beginning and 211.8MB in the end (delta: 56.6MB). Free memory was 84.7MB in the beginning and 132.4MB in the end (delta: -47.7MB). Peak memory consumption was 22.2MB. Max. memory is 16.1GB. [2023-11-21 18:52:59,176 INFO L158 Benchmark]: CodeCheck took 13.83ms. Allocated memory is still 211.8MB. Free memory was 132.4MB in the beginning and 131.3MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:52:59,180 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 0.29ms. Allocated memory is still 155.2MB. Free memory is still 101.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 708.08ms. Allocated memory is still 155.2MB. Free memory was 114.1MB in the beginning and 89.7MB in the end (delta: 24.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.36ms. Allocated memory is still 155.2MB. Free memory was 89.7MB in the beginning and 87.2MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 62.49ms. Allocated memory is still 155.2MB. Free memory was 87.2MB in the beginning and 85.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1169.28ms. Allocated memory was 155.2MB in the beginning and 211.8MB in the end (delta: 56.6MB). Free memory was 84.7MB in the beginning and 132.4MB in the end (delta: -47.7MB). Peak memory consumption was 22.2MB. Max. memory is 16.1GB. * CodeCheck took 13.83ms. Allocated memory is still 211.8MB. Free memory was 132.4MB in the beginning and 131.3MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:52:59,208 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae1f7e6-0740-46ef-86b9-6f84aad5090b/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_1ae1f7e6-0740-46ef-86b9-6f84aad5090b/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae1f7e6-0740-46ef-86b9-6f84aad5090b/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_1ae1f7e6-0740-46ef-86b9-6f84aad5090b/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae1f7e6-0740-46ef-86b9-6f84aad5090b/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi006_rmo.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae1f7e6-0740-46ef-86b9-6f84aad5090b/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_1ae1f7e6-0740-46ef-86b9-6f84aad5090b/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 304137b4cdfcb1cb721c511de7faa38271d71a9e3815c7f79977f44461721381 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:53:01,902 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:53:02,043 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae1f7e6-0740-46ef-86b9-6f84aad5090b/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-21 18:53:02,097 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:53:02,098 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:53:02,099 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:53:02,100 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:53:02,100 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:53:02,101 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:53:02,106 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:53:02,107 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:53:02,107 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:53:02,108 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:53:02,109 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:53:02,110 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:53:02,110 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:53:02,110 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 18:53:02,111 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 18:53:02,111 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:53:02,112 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 18:53:02,113 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:53:02,113 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:53:02,114 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:53:02,114 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:53:02,115 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:53:02,115 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:53:02,115 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:53:02,116 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:53:02,116 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-21 18:53:02,117 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:53:02,118 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:53:02,118 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:53:02,119 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:53:02,119 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:53:02,119 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 18:53:02,120 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:53:02,120 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:53:02,120 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-21 18:53:02,120 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 18:53:02,121 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_1ae1f7e6-0740-46ef-86b9-6f84aad5090b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae1f7e6-0740-46ef-86b9-6f84aad5090b/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 304137b4cdfcb1cb721c511de7faa38271d71a9e3815c7f79977f44461721381 [2023-11-21 18:53:02,560 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:53:02,587 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:53:02,592 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:53:02,594 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:53:02,595 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:53:02,597 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae1f7e6-0740-46ef-86b9-6f84aad5090b/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/pthread-wmm/rfi006_rmo.i [2023-11-21 18:53:05,709 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:53:06,053 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:53:06,054 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae1f7e6-0740-46ef-86b9-6f84aad5090b/sv-benchmarks/c/pthread-wmm/rfi006_rmo.i [2023-11-21 18:53:06,074 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae1f7e6-0740-46ef-86b9-6f84aad5090b/bin/ukojak-verify-i0I2FZA1j2/data/c828741b7/5dcf83199c734bca9d64a2b8fb2ce5d5/FLAG4725bc17e [2023-11-21 18:53:06,095 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae1f7e6-0740-46ef-86b9-6f84aad5090b/bin/ukojak-verify-i0I2FZA1j2/data/c828741b7/5dcf83199c734bca9d64a2b8fb2ce5d5 [2023-11-21 18:53:06,097 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:53:06,099 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:53:06,100 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:53:06,100 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:53:06,105 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:53:06,106 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:53:06" (1/1) ... [2023-11-21 18:53:06,107 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23f4b89e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:06, skipping insertion in model container [2023-11-21 18:53:06,107 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:53:06" (1/1) ... [2023-11-21 18:53:06,157 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:53:06,663 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:53:06,689 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:53:06,807 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:53:06,868 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:53:06,869 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:53:06,877 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:53:06,878 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:06 WrapperNode [2023-11-21 18:53:06,878 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:53:06,880 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:53:06,880 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:53:06,880 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:53:06,890 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:06" (1/1) ... [2023-11-21 18:53:06,931 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:06" (1/1) ... [2023-11-21 18:53:06,991 INFO L138 Inliner]: procedures = 180, calls = 74, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 140 [2023-11-21 18:53:06,991 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:53:06,992 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:53:06,992 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:53:06,993 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:53:07,003 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:06" (1/1) ... [2023-11-21 18:53:07,003 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:06" (1/1) ... [2023-11-21 18:53:07,022 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:06" (1/1) ... [2023-11-21 18:53:07,023 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:06" (1/1) ... [2023-11-21 18:53:07,049 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:06" (1/1) ... [2023-11-21 18:53:07,052 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:06" (1/1) ... [2023-11-21 18:53:07,056 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:06" (1/1) ... [2023-11-21 18:53:07,059 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:06" (1/1) ... [2023-11-21 18:53:07,065 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:53:07,066 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:53:07,066 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:53:07,066 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:53:07,067 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:06" (1/1) ... [2023-11-21 18:53:07,073 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:53:07,112 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae1f7e6-0740-46ef-86b9-6f84aad5090b/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:53:07,133 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae1f7e6-0740-46ef-86b9-6f84aad5090b/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:53:07,159 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae1f7e6-0740-46ef-86b9-6f84aad5090b/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:53:07,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-21 18:53:07,181 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-21 18:53:07,182 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:53:07,182 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:53:07,182 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:53:07,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-21 18:53:07,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 18:53:07,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-21 18:53:07,183 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-21 18:53:07,183 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-21 18:53:07,183 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-21 18:53:07,183 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-21 18:53:07,183 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-21 18:53:07,183 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-21 18:53:07,185 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-21 18:53:07,186 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:53:07,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:53:07,188 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 18:53:07,426 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:53:07,428 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:53:07,906 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:53:08,227 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:53:08,228 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:53:08,229 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:53:08 BoogieIcfgContainer [2023-11-21 18:53:08,230 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:53:08,231 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:53:08,231 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:53:08,241 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:53:08,242 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:53:08" (1/1) ... [2023-11-21 18:53:08,243 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 18:53:08,247 INFO L158 Benchmark]: Toolchain (without parser) took 2147.61ms. Allocated memory was 69.2MB in the beginning and 90.2MB in the end (delta: 21.0MB). Free memory was 43.2MB in the beginning and 55.3MB in the end (delta: -12.0MB). Peak memory consumption was 10.2MB. Max. memory is 16.1GB. [2023-11-21 18:53:08,248 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 69.2MB. Free memory was 44.6MB in the beginning and 44.5MB in the end (delta: 95.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:53:08,249 INFO L158 Benchmark]: CACSL2BoogieTranslator took 778.95ms. Allocated memory was 69.2MB in the beginning and 90.2MB in the end (delta: 21.0MB). Free memory was 43.1MB in the beginning and 54.5MB in the end (delta: -11.4MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. [2023-11-21 18:53:08,249 INFO L158 Benchmark]: Boogie Procedure Inliner took 111.80ms. Allocated memory is still 90.2MB. Free memory was 54.5MB in the beginning and 52.0MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:53:08,250 INFO L158 Benchmark]: Boogie Preprocessor took 73.18ms. Allocated memory is still 90.2MB. Free memory was 52.0MB in the beginning and 49.2MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:53:08,251 INFO L158 Benchmark]: RCFGBuilder took 1163.64ms. Allocated memory is still 90.2MB. Free memory was 49.2MB in the beginning and 55.8MB in the end (delta: -6.7MB). Peak memory consumption was 17.4MB. Max. memory is 16.1GB. [2023-11-21 18:53:08,251 INFO L158 Benchmark]: CodeCheck took 14.75ms. Allocated memory is still 90.2MB. Free memory was 55.8MB in the beginning and 55.3MB in the end (delta: 564.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:53:08,255 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 0.31ms. Allocated memory is still 69.2MB. Free memory was 44.6MB in the beginning and 44.5MB in the end (delta: 95.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 778.95ms. Allocated memory was 69.2MB in the beginning and 90.2MB in the end (delta: 21.0MB). Free memory was 43.1MB in the beginning and 54.5MB in the end (delta: -11.4MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 111.80ms. Allocated memory is still 90.2MB. Free memory was 54.5MB in the beginning and 52.0MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 73.18ms. Allocated memory is still 90.2MB. Free memory was 52.0MB in the beginning and 49.2MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1163.64ms. Allocated memory is still 90.2MB. Free memory was 49.2MB in the beginning and 55.8MB in the end (delta: -6.7MB). Peak memory consumption was 17.4MB. Max. memory is 16.1GB. * CodeCheck took 14.75ms. Allocated memory is still 90.2MB. Free memory was 55.8MB in the beginning and 55.3MB in the end (delta: 564.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:53:08,293 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae1f7e6-0740-46ef-86b9-6f84aad5090b/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