./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-atomic/szymanski.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff522c63-bda2-4a30-9bdf-7f9bae29573e/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff522c63-bda2-4a30-9bdf-7f9bae29573e/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff522c63-bda2-4a30-9bdf-7f9bae29573e/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff522c63-bda2-4a30-9bdf-7f9bae29573e/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-atomic/szymanski.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff522c63-bda2-4a30-9bdf-7f9bae29573e/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff522c63-bda2-4a30-9bdf-7f9bae29573e/bin/ukojak-verify-1t5iHCbJaC --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 bc84ca2197caec735a8480f9d61b820c686ed9ae52711f2c7500999694c2ad40 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:07:51,130 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:07:51,270 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff522c63-bda2-4a30-9bdf-7f9bae29573e/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:07:51,282 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:07:51,284 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:07:51,313 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:07:51,314 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:07:51,314 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:07:51,315 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:07:51,316 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:07:51,317 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:07:51,318 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:07:51,318 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:07:51,319 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:07:51,320 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:07:51,320 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:07:51,321 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:07:51,322 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:07:51,323 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:07:51,323 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:07:51,324 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:07:51,325 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:07:51,325 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:07:51,326 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:07:51,327 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:07:51,327 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:07:51,328 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:07:51,328 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:07:51,329 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:07:51,329 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:07:51,330 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:07:51,330 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:07:51,331 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:07:51,331 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:07:51,331 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:07:51,332 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_ff522c63-bda2-4a30-9bdf-7f9bae29573e/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff522c63-bda2-4a30-9bdf-7f9bae29573e/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bc84ca2197caec735a8480f9d61b820c686ed9ae52711f2c7500999694c2ad40 [2023-11-23 20:07:51,661 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:07:51,693 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:07:51,696 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:07:51,698 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:07:51,698 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:07:51,700 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff522c63-bda2-4a30-9bdf-7f9bae29573e/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/pthread-atomic/szymanski.i [2023-11-23 20:07:55,027 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:07:55,318 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:07:55,319 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff522c63-bda2-4a30-9bdf-7f9bae29573e/sv-benchmarks/c/pthread-atomic/szymanski.i [2023-11-23 20:07:55,335 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff522c63-bda2-4a30-9bdf-7f9bae29573e/bin/ukojak-verify-1t5iHCbJaC/data/578a8939d/2d68911237b14e13acef6957323fba06/FLAG06eea71b8 [2023-11-23 20:07:55,350 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff522c63-bda2-4a30-9bdf-7f9bae29573e/bin/ukojak-verify-1t5iHCbJaC/data/578a8939d/2d68911237b14e13acef6957323fba06 [2023-11-23 20:07:55,353 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:07:55,355 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:07:55,356 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:07:55,356 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:07:55,361 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:07:55,362 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:07:55" (1/1) ... [2023-11-23 20:07:55,363 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37b790c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:55, skipping insertion in model container [2023-11-23 20:07:55,363 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:07:55" (1/1) ... [2023-11-23 20:07:55,421 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:07:55,625 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 20:07:55,852 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:07:55,872 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:07:55,893 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 20:07:55,950 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:07:56,001 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:07:56,001 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:07:56,002 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:07:56,010 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:07:56,011 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:56 WrapperNode [2023-11-23 20:07:56,011 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:07:56,012 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:07:56,013 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:07:56,013 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:07:56,021 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:56" (1/1) ... [2023-11-23 20:07:56,058 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:56" (1/1) ... [2023-11-23 20:07:56,081 INFO L138 Inliner]: procedures = 171, calls = 77, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 41 [2023-11-23 20:07:56,081 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:07:56,082 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:07:56,082 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:07:56,083 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:07:56,093 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:56" (1/1) ... [2023-11-23 20:07:56,093 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:56" (1/1) ... [2023-11-23 20:07:56,109 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:56" (1/1) ... [2023-11-23 20:07:56,109 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:56" (1/1) ... [2023-11-23 20:07:56,132 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:56" (1/1) ... [2023-11-23 20:07:56,137 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:56" (1/1) ... [2023-11-23 20:07:56,139 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:56" (1/1) ... [2023-11-23 20:07:56,141 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:56" (1/1) ... [2023-11-23 20:07:56,144 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:07:56,145 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:07:56,145 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:07:56,145 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:07:56,146 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:56" (1/1) ... [2023-11-23 20:07:56,156 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:07:56,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff522c63-bda2-4a30-9bdf-7f9bae29573e/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:07:56,185 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff522c63-bda2-4a30-9bdf-7f9bae29573e/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:07:56,214 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff522c63-bda2-4a30-9bdf-7f9bae29573e/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:07:56,233 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-11-23 20:07:56,234 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-11-23 20:07:56,234 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:07:56,234 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2023-11-23 20:07:56,235 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2023-11-23 20:07:56,235 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-23 20:07:56,235 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-23 20:07:56,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:07:56,235 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-23 20:07:56,236 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:07:56,236 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:07:56,236 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:07:56,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:07:56,236 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-23 20:07:56,238 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:07:56,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:07:56,240 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-23 20:07:56,427 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:07:56,429 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:07:56,639 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:07:56,650 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:07:56,650 INFO L309 CfgBuilder]: Removed 8 assume(true) statements. [2023-11-23 20:07:56,651 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:07:56 BoogieIcfgContainer [2023-11-23 20:07:56,652 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:07:56,653 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:07:56,653 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:07:56,663 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:07:56,663 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:07:56" (1/1) ... [2023-11-23 20:07:56,664 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) [2023-11-23 20:07:56,668 INFO L158 Benchmark]: Toolchain (without parser) took 1313.03ms. Allocated memory is still 174.1MB. Free memory was 129.6MB in the beginning and 135.6MB in the end (delta: -6.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:07:56,669 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 115.3MB. Free memory is still 62.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:07:56,670 INFO L158 Benchmark]: CACSL2BoogieTranslator took 655.28ms. Allocated memory is still 174.1MB. Free memory was 129.6MB in the beginning and 109.0MB in the end (delta: 20.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-23 20:07:56,670 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.10ms. Allocated memory is still 174.1MB. Free memory was 109.0MB in the beginning and 107.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:07:56,671 INFO L158 Benchmark]: Boogie Preprocessor took 61.98ms. Allocated memory is still 174.1MB. Free memory was 107.0MB in the beginning and 105.5MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:07:56,672 INFO L158 Benchmark]: RCFGBuilder took 507.06ms. Allocated memory is still 174.1MB. Free memory was 105.5MB in the beginning and 136.6MB in the end (delta: -31.1MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. [2023-11-23 20:07:56,672 INFO L158 Benchmark]: CodeCheck took 14.12ms. Allocated memory is still 174.1MB. Free memory was 136.6MB in the beginning and 135.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:07:56,676 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 0.34ms. Allocated memory is still 115.3MB. Free memory is still 62.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 655.28ms. Allocated memory is still 174.1MB. Free memory was 129.6MB in the beginning and 109.0MB in the end (delta: 20.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.10ms. Allocated memory is still 174.1MB. Free memory was 109.0MB in the beginning and 107.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.98ms. Allocated memory is still 174.1MB. Free memory was 107.0MB in the beginning and 105.5MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 507.06ms. Allocated memory is still 174.1MB. Free memory was 105.5MB in the beginning and 136.6MB in the end (delta: -31.1MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. * CodeCheck took 14.12ms. Allocated memory is still 174.1MB. Free memory was 136.6MB in the beginning and 135.6MB 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. [2023-11-23 20:07:56,713 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff522c63-bda2-4a30-9bdf-7f9bae29573e/bin/ukojak-verify-1t5iHCbJaC/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff522c63-bda2-4a30-9bdf-7f9bae29573e/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff522c63-bda2-4a30-9bdf-7f9bae29573e/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff522c63-bda2-4a30-9bdf-7f9bae29573e/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff522c63-bda2-4a30-9bdf-7f9bae29573e/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-atomic/szymanski.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff522c63-bda2-4a30-9bdf-7f9bae29573e/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff522c63-bda2-4a30-9bdf-7f9bae29573e/bin/ukojak-verify-1t5iHCbJaC --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 bc84ca2197caec735a8480f9d61b820c686ed9ae52711f2c7500999694c2ad40 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:07:59,319 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:07:59,409 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff522c63-bda2-4a30-9bdf-7f9bae29573e/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-23 20:07:59,456 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:07:59,457 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:07:59,457 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:07:59,458 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:07:59,459 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:07:59,460 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:07:59,460 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:07:59,461 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:07:59,461 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:07:59,462 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:07:59,463 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:07:59,463 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:07:59,464 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:07:59,464 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:07:59,465 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:07:59,466 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:07:59,466 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:07:59,467 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:07:59,467 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:07:59,468 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:07:59,469 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:07:59,469 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:07:59,470 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:07:59,470 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:07:59,471 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:07:59,472 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-23 20:07:59,472 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:07:59,473 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:07:59,473 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:07:59,474 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:07:59,474 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:07:59,475 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:07:59,475 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:07:59,475 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:07:59,476 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-23 20:07:59,476 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:07:59,476 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_ff522c63-bda2-4a30-9bdf-7f9bae29573e/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff522c63-bda2-4a30-9bdf-7f9bae29573e/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bc84ca2197caec735a8480f9d61b820c686ed9ae52711f2c7500999694c2ad40 [2023-11-23 20:07:59,860 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:07:59,883 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:07:59,885 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:07:59,887 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:07:59,887 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:07:59,889 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff522c63-bda2-4a30-9bdf-7f9bae29573e/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/pthread-atomic/szymanski.i [2023-11-23 20:08:03,048 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:08:03,360 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:08:03,361 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff522c63-bda2-4a30-9bdf-7f9bae29573e/sv-benchmarks/c/pthread-atomic/szymanski.i [2023-11-23 20:08:03,397 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff522c63-bda2-4a30-9bdf-7f9bae29573e/bin/ukojak-verify-1t5iHCbJaC/data/8de6b519e/39099dbf7a84465894080ca74423951b/FLAG821cd8487 [2023-11-23 20:08:03,410 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff522c63-bda2-4a30-9bdf-7f9bae29573e/bin/ukojak-verify-1t5iHCbJaC/data/8de6b519e/39099dbf7a84465894080ca74423951b [2023-11-23 20:08:03,412 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:08:03,414 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:08:03,416 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:08:03,416 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:08:03,421 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:08:03,421 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:08:03" (1/1) ... [2023-11-23 20:08:03,423 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@266b7cee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:03, skipping insertion in model container [2023-11-23 20:08:03,423 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:08:03" (1/1) ... [2023-11-23 20:08:03,474 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:08:03,665 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 20:08:03,884 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:08:03,903 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:08:03,935 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 20:08:03,977 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:08:04,026 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:08:04,027 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:08:04,027 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:08:04,035 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:08:04,036 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:04 WrapperNode [2023-11-23 20:08:04,036 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:08:04,037 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:08:04,038 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:08:04,038 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:08:04,046 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:04" (1/1) ... [2023-11-23 20:08:04,089 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:04" (1/1) ... [2023-11-23 20:08:04,117 INFO L138 Inliner]: procedures = 174, calls = 77, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 42 [2023-11-23 20:08:04,118 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:08:04,119 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:08:04,119 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:08:04,120 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:08:04,137 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:04" (1/1) ... [2023-11-23 20:08:04,138 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:04" (1/1) ... [2023-11-23 20:08:04,141 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:04" (1/1) ... [2023-11-23 20:08:04,141 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:04" (1/1) ... [2023-11-23 20:08:04,163 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:04" (1/1) ... [2023-11-23 20:08:04,168 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:04" (1/1) ... [2023-11-23 20:08:04,171 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:04" (1/1) ... [2023-11-23 20:08:04,173 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:04" (1/1) ... [2023-11-23 20:08:04,192 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:08:04,193 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:08:04,193 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:08:04,193 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:08:04,194 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:04" (1/1) ... [2023-11-23 20:08:04,200 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:08:04,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff522c63-bda2-4a30-9bdf-7f9bae29573e/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:08:04,234 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff522c63-bda2-4a30-9bdf-7f9bae29573e/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:08:04,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff522c63-bda2-4a30-9bdf-7f9bae29573e/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:08:04,279 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-11-23 20:08:04,279 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-11-23 20:08:04,280 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-23 20:08:04,280 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2023-11-23 20:08:04,280 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2023-11-23 20:08:04,280 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-23 20:08:04,280 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-23 20:08:04,280 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-23 20:08:04,281 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:08:04,281 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:08:04,281 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:08:04,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-23 20:08:04,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:08:04,282 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-23 20:08:04,282 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:08:04,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:08:04,284 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-23 20:08:04,444 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:08:04,447 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:08:04,699 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:08:04,710 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:08:04,710 INFO L309 CfgBuilder]: Removed 8 assume(true) statements. [2023-11-23 20:08:04,712 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:08:04 BoogieIcfgContainer [2023-11-23 20:08:04,712 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:08:04,713 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:08:04,713 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:08:04,723 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:08:04,724 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:08:04" (1/1) ... [2023-11-23 20:08:04,725 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) [2023-11-23 20:08:04,729 INFO L158 Benchmark]: Toolchain (without parser) took 1314.38ms. Allocated memory is still 75.5MB. Free memory was 56.3MB in the beginning and 37.0MB in the end (delta: 19.3MB). Peak memory consumption was 20.0MB. Max. memory is 16.1GB. [2023-11-23 20:08:04,730 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 75.5MB. Free memory is still 53.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:08:04,731 INFO L158 Benchmark]: CACSL2BoogieTranslator took 620.74ms. Allocated memory is still 75.5MB. Free memory was 56.1MB in the beginning and 34.3MB in the end (delta: 21.8MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-23 20:08:04,731 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.41ms. Allocated memory is still 75.5MB. Free memory was 34.3MB in the beginning and 32.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:08:04,732 INFO L158 Benchmark]: Boogie Preprocessor took 73.04ms. Allocated memory is still 75.5MB. Free memory was 32.3MB in the beginning and 54.2MB in the end (delta: -21.9MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. [2023-11-23 20:08:04,733 INFO L158 Benchmark]: RCFGBuilder took 519.08ms. Allocated memory is still 75.5MB. Free memory was 54.2MB in the beginning and 38.1MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-23 20:08:04,734 INFO L158 Benchmark]: CodeCheck took 14.89ms. Allocated memory is still 75.5MB. Free memory was 38.1MB in the beginning and 37.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:08:04,737 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 75.5MB. Free memory is still 53.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 620.74ms. Allocated memory is still 75.5MB. Free memory was 56.1MB in the beginning and 34.3MB in the end (delta: 21.8MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 80.41ms. Allocated memory is still 75.5MB. Free memory was 34.3MB in the beginning and 32.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 73.04ms. Allocated memory is still 75.5MB. Free memory was 32.3MB in the beginning and 54.2MB in the end (delta: -21.9MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. * RCFGBuilder took 519.08ms. Allocated memory is still 75.5MB. Free memory was 54.2MB in the beginning and 38.1MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 14.89ms. Allocated memory is still 75.5MB. Free memory was 38.1MB in the beginning and 37.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-23 20:08:04,770 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff522c63-bda2-4a30-9bdf-7f9bae29573e/bin/ukojak-verify-1t5iHCbJaC/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