./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/parallel-misc-4.wvr.c --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_00c6c69d-1c75-4175-8ba6-33fe885e74b1/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c6c69d-1c75-4175-8ba6-33fe885e74b1/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_00c6c69d-1c75-4175-8ba6-33fe885e74b1/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c6c69d-1c75-4175-8ba6-33fe885e74b1/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-misc-4.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c6c69d-1c75-4175-8ba6-33fe885e74b1/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_00c6c69d-1c75-4175-8ba6-33fe885e74b1/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 1b3f2e76aa91b47c1b0ab3ebb03a5219efabc6e79eff8c780f49eaa0a2d155ad --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:27:14,077 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:27:14,157 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c6c69d-1c75-4175-8ba6-33fe885e74b1/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:27:14,163 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:27:14,164 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:27:14,191 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:27:14,192 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:27:14,193 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:27:14,194 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:27:14,194 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:27:14,195 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:27:14,196 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:27:14,196 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:27:14,197 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:27:14,198 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:27:14,198 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:27:14,199 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:27:14,199 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:27:14,200 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:27:14,201 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:27:14,201 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:27:14,202 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:27:14,203 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:27:14,203 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:27:14,204 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:27:14,204 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:27:14,205 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:27:14,205 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:27:14,206 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:27:14,206 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:27:14,207 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:27:14,207 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:27:14,208 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:27:14,208 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:27:14,209 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:27:14,209 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_00c6c69d-1c75-4175-8ba6-33fe885e74b1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c6c69d-1c75-4175-8ba6-33fe885e74b1/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1b3f2e76aa91b47c1b0ab3ebb03a5219efabc6e79eff8c780f49eaa0a2d155ad [2023-11-23 20:27:14,534 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:27:14,576 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:27:14,579 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:27:14,581 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:27:14,582 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:27:14,584 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c6c69d-1c75-4175-8ba6-33fe885e74b1/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/weaver/parallel-misc-4.wvr.c [2023-11-23 20:27:18,059 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:27:18,306 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:27:18,307 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c6c69d-1c75-4175-8ba6-33fe885e74b1/sv-benchmarks/c/weaver/parallel-misc-4.wvr.c [2023-11-23 20:27:18,319 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c6c69d-1c75-4175-8ba6-33fe885e74b1/bin/ukojak-verify-1t5iHCbJaC/data/c3c03637f/283dfd07fe874900b5ab343d1616294e/FLAG7ca40d6c0 [2023-11-23 20:27:18,344 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c6c69d-1c75-4175-8ba6-33fe885e74b1/bin/ukojak-verify-1t5iHCbJaC/data/c3c03637f/283dfd07fe874900b5ab343d1616294e [2023-11-23 20:27:18,351 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:27:18,353 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:27:18,356 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:27:18,357 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:27:18,363 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:27:18,364 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:27:18" (1/1) ... [2023-11-23 20:27:18,369 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7758461c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:18, skipping insertion in model container [2023-11-23 20:27:18,369 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:27:18" (1/1) ... [2023-11-23 20:27:18,406 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:27:18,663 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:27:18,678 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:27:18,714 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:27:18,736 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:27:18,736 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:27:18,745 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:27:18,745 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:18 WrapperNode [2023-11-23 20:27:18,746 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:27:18,747 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:27:18,747 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:27:18,747 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:27:18,756 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:18" (1/1) ... [2023-11-23 20:27:18,772 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:18" (1/1) ... [2023-11-23 20:27:18,801 INFO L138 Inliner]: procedures = 22, calls = 44, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 76 [2023-11-23 20:27:18,802 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:27:18,803 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:27:18,803 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:27:18,803 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:27:18,812 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:18" (1/1) ... [2023-11-23 20:27:18,813 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:18" (1/1) ... [2023-11-23 20:27:18,816 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:18" (1/1) ... [2023-11-23 20:27:18,816 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:18" (1/1) ... [2023-11-23 20:27:18,823 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:18" (1/1) ... [2023-11-23 20:27:18,827 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:18" (1/1) ... [2023-11-23 20:27:18,829 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:18" (1/1) ... [2023-11-23 20:27:18,831 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:18" (1/1) ... [2023-11-23 20:27:18,834 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:27:18,835 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:27:18,835 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:27:18,835 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:27:18,836 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:18" (1/1) ... [2023-11-23 20:27:18,842 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:27:18,856 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c6c69d-1c75-4175-8ba6-33fe885e74b1/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:27:18,889 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c6c69d-1c75-4175-8ba6-33fe885e74b1/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:27:18,892 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c6c69d-1c75-4175-8ba6-33fe885e74b1/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:27:18,920 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:27:18,920 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-23 20:27:18,921 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-23 20:27:18,921 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-23 20:27:18,921 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-23 20:27:18,921 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-23 20:27:18,921 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-23 20:27:18,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:27:18,922 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:27:18,925 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:27:18,925 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-23 20:27:18,926 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-23 20:27:18,926 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:27:18,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:27:18,926 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:27:18,926 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:27:18,928 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 20:27:19,029 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:27:19,031 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:27:19,374 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:27:19,471 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:27:19,471 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-23 20:27:19,473 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:27:19 BoogieIcfgContainer [2023-11-23 20:27:19,473 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:27:19,474 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:27:19,474 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:27:19,503 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:27:19,503 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:27:19" (1/1) ... [2023-11-23 20:27:19,504 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 20:27:19,510 INFO L158 Benchmark]: Toolchain (without parser) took 1155.96ms. Allocated memory is still 165.7MB. Free memory was 122.2MB in the beginning and 137.3MB in the end (delta: -15.1MB). Peak memory consumption was 40.8MB. Max. memory is 16.1GB. [2023-11-23 20:27:19,533 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 119.5MB. Free memory was 67.1MB in the beginning and 66.9MB in the end (delta: 142.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:27:19,535 INFO L158 Benchmark]: CACSL2BoogieTranslator took 389.82ms. Allocated memory is still 165.7MB. Free memory was 121.9MB in the beginning and 110.6MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-23 20:27:19,535 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.17ms. Allocated memory is still 165.7MB. Free memory was 110.6MB in the beginning and 108.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:27:19,536 INFO L158 Benchmark]: Boogie Preprocessor took 31.11ms. Allocated memory is still 165.7MB. Free memory was 108.8MB in the beginning and 107.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:27:19,538 INFO L158 Benchmark]: RCFGBuilder took 638.87ms. Allocated memory is still 165.7MB. Free memory was 107.2MB in the beginning and 89.0MB in the end (delta: 18.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-23 20:27:19,539 INFO L158 Benchmark]: CodeCheck took 34.17ms. Allocated memory is still 165.7MB. Free memory was 89.0MB in the beginning and 137.3MB in the end (delta: -48.3MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. [2023-11-23 20:27:19,544 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 0.41ms. Allocated memory is still 119.5MB. Free memory was 67.1MB in the beginning and 66.9MB in the end (delta: 142.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 389.82ms. Allocated memory is still 165.7MB. Free memory was 121.9MB in the beginning and 110.6MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.17ms. Allocated memory is still 165.7MB. Free memory was 110.6MB in the beginning and 108.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.11ms. Allocated memory is still 165.7MB. Free memory was 108.8MB in the beginning and 107.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 638.87ms. Allocated memory is still 165.7MB. Free memory was 107.2MB in the beginning and 89.0MB in the end (delta: 18.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 34.17ms. Allocated memory is still 165.7MB. Free memory was 89.0MB in the beginning and 137.3MB in the end (delta: -48.3MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-23 20:27:19,617 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c6c69d-1c75-4175-8ba6-33fe885e74b1/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_00c6c69d-1c75-4175-8ba6-33fe885e74b1/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c6c69d-1c75-4175-8ba6-33fe885e74b1/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_00c6c69d-1c75-4175-8ba6-33fe885e74b1/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c6c69d-1c75-4175-8ba6-33fe885e74b1/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-misc-4.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c6c69d-1c75-4175-8ba6-33fe885e74b1/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_00c6c69d-1c75-4175-8ba6-33fe885e74b1/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 1b3f2e76aa91b47c1b0ab3ebb03a5219efabc6e79eff8c780f49eaa0a2d155ad --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:27:22,380 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:27:22,509 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c6c69d-1c75-4175-8ba6-33fe885e74b1/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-23 20:27:22,587 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:27:22,590 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:27:22,591 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:27:22,592 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:27:22,593 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:27:22,595 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:27:22,600 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:27:22,600 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:27:22,601 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:27:22,602 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:27:22,604 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:27:22,604 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:27:22,605 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:27:22,605 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:27:22,606 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:27:22,606 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:27:22,607 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:27:22,607 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:27:22,608 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:27:22,608 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:27:22,609 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:27:22,609 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:27:22,610 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:27:22,610 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:27:22,611 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:27:22,611 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-23 20:27:22,612 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:27:22,613 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:27:22,614 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:27:22,614 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:27:22,615 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:27:22,615 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:27:22,615 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:27:22,616 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:27:22,616 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-23 20:27:22,616 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:27:22,617 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_00c6c69d-1c75-4175-8ba6-33fe885e74b1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c6c69d-1c75-4175-8ba6-33fe885e74b1/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1b3f2e76aa91b47c1b0ab3ebb03a5219efabc6e79eff8c780f49eaa0a2d155ad [2023-11-23 20:27:23,054 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:27:23,087 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:27:23,089 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:27:23,091 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:27:23,092 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:27:23,093 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c6c69d-1c75-4175-8ba6-33fe885e74b1/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/weaver/parallel-misc-4.wvr.c [2023-11-23 20:27:26,204 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:27:26,487 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:27:26,488 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c6c69d-1c75-4175-8ba6-33fe885e74b1/sv-benchmarks/c/weaver/parallel-misc-4.wvr.c [2023-11-23 20:27:26,502 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c6c69d-1c75-4175-8ba6-33fe885e74b1/bin/ukojak-verify-1t5iHCbJaC/data/8a3901ff3/54baccb1464341438fe48bc6e1954cad/FLAG0884199fc [2023-11-23 20:27:26,529 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c6c69d-1c75-4175-8ba6-33fe885e74b1/bin/ukojak-verify-1t5iHCbJaC/data/8a3901ff3/54baccb1464341438fe48bc6e1954cad [2023-11-23 20:27:26,536 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:27:26,539 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:27:26,543 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:27:26,543 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:27:26,548 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:27:26,549 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:27:26" (1/1) ... [2023-11-23 20:27:26,551 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68a4d546 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:26, skipping insertion in model container [2023-11-23 20:27:26,551 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:27:26" (1/1) ... [2023-11-23 20:27:26,588 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:27:26,828 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:27:26,852 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:27:26,906 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:27:26,916 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:27:26,916 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:27:26,925 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:27:26,926 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:26 WrapperNode [2023-11-23 20:27:26,926 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:27:26,927 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:27:26,928 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:27:26,928 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:27:26,937 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:26" (1/1) ... [2023-11-23 20:27:26,966 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:26" (1/1) ... [2023-11-23 20:27:27,003 INFO L138 Inliner]: procedures = 24, calls = 44, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 75 [2023-11-23 20:27:27,003 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:27:27,004 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:27:27,005 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:27:27,005 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:27:27,017 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:26" (1/1) ... [2023-11-23 20:27:27,017 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:26" (1/1) ... [2023-11-23 20:27:27,025 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:26" (1/1) ... [2023-11-23 20:27:27,026 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:26" (1/1) ... [2023-11-23 20:27:27,035 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:26" (1/1) ... [2023-11-23 20:27:27,040 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:26" (1/1) ... [2023-11-23 20:27:27,042 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:26" (1/1) ... [2023-11-23 20:27:27,044 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:26" (1/1) ... [2023-11-23 20:27:27,048 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:27:27,049 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:27:27,049 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:27:27,050 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:27:27,051 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:26" (1/1) ... [2023-11-23 20:27:27,058 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:27:27,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c6c69d-1c75-4175-8ba6-33fe885e74b1/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:27:27,092 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c6c69d-1c75-4175-8ba6-33fe885e74b1/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:27:27,122 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c6c69d-1c75-4175-8ba6-33fe885e74b1/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:27:27,166 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:27:27,180 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-23 20:27:27,181 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-23 20:27:27,181 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-23 20:27:27,182 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-23 20:27:27,182 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-23 20:27:27,182 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-23 20:27:27,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:27:27,182 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:27:27,183 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-23 20:27:27,183 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-23 20:27:27,183 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-23 20:27:27,183 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:27:27,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:27:27,185 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:27:27,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-23 20:27:27,188 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 20:27:27,383 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:27:27,386 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:27:27,765 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:27:27,872 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:27:27,872 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-23 20:27:27,874 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:27:27 BoogieIcfgContainer [2023-11-23 20:27:27,875 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:27:27,876 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:27:27,877 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:27:27,890 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:27:27,890 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:27:27" (1/1) ... [2023-11-23 20:27:27,891 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 20:27:27,899 INFO L158 Benchmark]: Toolchain (without parser) took 1358.93ms. Allocated memory is still 83.9MB. Free memory was 60.9MB in the beginning and 44.4MB in the end (delta: 16.5MB). Peak memory consumption was 16.5MB. Max. memory is 16.1GB. [2023-11-23 20:27:27,900 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 60.8MB. Free memory was 37.6MB in the beginning and 37.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:27:27,901 INFO L158 Benchmark]: CACSL2BoogieTranslator took 383.37ms. Allocated memory is still 83.9MB. Free memory was 60.7MB in the beginning and 48.7MB in the end (delta: 11.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-23 20:27:27,902 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.62ms. Allocated memory is still 83.9MB. Free memory was 48.7MB in the beginning and 47.0MB in the end (delta: 1.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 20:27:27,903 INFO L158 Benchmark]: Boogie Preprocessor took 43.50ms. Allocated memory is still 83.9MB. Free memory was 47.0MB in the beginning and 45.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:27:27,906 INFO L158 Benchmark]: RCFGBuilder took 826.00ms. Allocated memory is still 83.9MB. Free memory was 45.3MB in the beginning and 45.4MB in the end (delta: -46.1kB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-23 20:27:27,907 INFO L158 Benchmark]: CodeCheck took 20.35ms. Allocated memory is still 83.9MB. Free memory was 45.4MB in the beginning and 44.4MB in the end (delta: 960.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:27:27,917 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 0.30ms. Allocated memory is still 60.8MB. Free memory was 37.6MB in the beginning and 37.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 383.37ms. Allocated memory is still 83.9MB. Free memory was 60.7MB in the beginning and 48.7MB in the end (delta: 11.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.62ms. Allocated memory is still 83.9MB. Free memory was 48.7MB in the beginning and 47.0MB in the end (delta: 1.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.50ms. Allocated memory is still 83.9MB. Free memory was 47.0MB in the beginning and 45.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 826.00ms. Allocated memory is still 83.9MB. Free memory was 45.3MB in the beginning and 45.4MB in the end (delta: -46.1kB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * CodeCheck took 20.35ms. Allocated memory is still 83.9MB. Free memory was 45.4MB in the beginning and 44.4MB in the end (delta: 960.0kB). 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 20:27:27,966 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c6c69d-1c75-4175-8ba6-33fe885e74b1/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