./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca95779e-1e23-46ee-9b35-170122f54132/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca95779e-1e23-46ee-9b35-170122f54132/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_ca95779e-1e23-46ee-9b35-170122f54132/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca95779e-1e23-46ee-9b35-170122f54132/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca95779e-1e23-46ee-9b35-170122f54132/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_ca95779e-1e23-46ee-9b35-170122f54132/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 a4f450f56f6a40f7cfc1a45cb9347f1cca7ce4a1ac8bd0b5be45149fc02486ed --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:01:24,338 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:01:24,493 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca95779e-1e23-46ee-9b35-170122f54132/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:01:24,499 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:01:24,500 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:01:24,527 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:01:24,528 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:01:24,529 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:01:24,530 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:01:24,531 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:01:24,532 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:01:24,532 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:01:24,533 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:01:24,534 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:01:24,534 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:01:24,535 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:01:24,536 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:01:24,536 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:01:24,537 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:01:24,537 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:01:24,538 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:01:24,541 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:01:24,542 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:01:24,542 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:01:24,543 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:01:24,543 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:01:24,544 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:01:24,545 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:01:24,545 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:01:24,546 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:01:24,547 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:01:24,547 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:01:24,548 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:01:24,548 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:01:24,548 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:01:24,549 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_ca95779e-1e23-46ee-9b35-170122f54132/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca95779e-1e23-46ee-9b35-170122f54132/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a4f450f56f6a40f7cfc1a45cb9347f1cca7ce4a1ac8bd0b5be45149fc02486ed [2023-11-23 20:01:24,911 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:01:24,951 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:01:24,954 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:01:24,956 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:01:24,957 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:01:24,959 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca95779e-1e23-46ee-9b35-170122f54132/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c [2023-11-23 20:01:28,381 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:01:28,589 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:01:28,590 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca95779e-1e23-46ee-9b35-170122f54132/sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c [2023-11-23 20:01:28,598 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca95779e-1e23-46ee-9b35-170122f54132/bin/ukojak-verify-1t5iHCbJaC/data/5d054c87f/e390e963adf6457dac87d36902116564/FLAG6e67906e3 [2023-11-23 20:01:28,613 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca95779e-1e23-46ee-9b35-170122f54132/bin/ukojak-verify-1t5iHCbJaC/data/5d054c87f/e390e963adf6457dac87d36902116564 [2023-11-23 20:01:28,616 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:01:28,618 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:01:28,619 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:01:28,620 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:01:28,628 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:01:28,629 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:01:28" (1/1) ... [2023-11-23 20:01:28,630 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@689e4d2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:01:28, skipping insertion in model container [2023-11-23 20:01:28,631 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:01:28" (1/1) ... [2023-11-23 20:01:28,656 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:01:28,885 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:01:28,898 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:01:28,940 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:01:28,952 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:01:28,953 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:01:28,961 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:01:28,962 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:01:28 WrapperNode [2023-11-23 20:01:28,962 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:01:28,964 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:01:28,964 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:01:28,964 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:01:28,973 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:01:28" (1/1) ... [2023-11-23 20:01:28,992 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:01:28" (1/1) ... [2023-11-23 20:01:29,023 INFO L138 Inliner]: procedures = 22, calls = 31, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 69 [2023-11-23 20:01:29,023 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:01:29,025 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:01:29,025 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:01:29,025 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:01:29,035 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:01:28" (1/1) ... [2023-11-23 20:01:29,036 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:01:28" (1/1) ... [2023-11-23 20:01:29,043 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:01:28" (1/1) ... [2023-11-23 20:01:29,043 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:01:28" (1/1) ... [2023-11-23 20:01:29,060 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:01:28" (1/1) ... [2023-11-23 20:01:29,063 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:01:28" (1/1) ... [2023-11-23 20:01:29,067 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:01:28" (1/1) ... [2023-11-23 20:01:29,080 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:01:28" (1/1) ... [2023-11-23 20:01:29,083 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:01:29,084 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:01:29,084 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:01:29,085 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:01:29,085 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:01:28" (1/1) ... [2023-11-23 20:01:29,091 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:01:29,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca95779e-1e23-46ee-9b35-170122f54132/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:01:29,117 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca95779e-1e23-46ee-9b35-170122f54132/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:01:29,134 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca95779e-1e23-46ee-9b35-170122f54132/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:01:29,160 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:01:29,160 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-23 20:01:29,160 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-23 20:01:29,161 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-23 20:01:29,161 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-23 20:01:29,161 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-23 20:01:29,161 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-23 20:01:29,161 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:01:29,162 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:01:29,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:01:29,162 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:01:29,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:01:29,163 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-23 20:01:29,163 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-23 20:01:29,163 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:01:29,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:01:29,163 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:01:29,164 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:01:29,165 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 20:01:29,273 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:01:29,275 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:01:29,495 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:01:29,537 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:01:29,538 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 20:01:29,540 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:01:29 BoogieIcfgContainer [2023-11-23 20:01:29,540 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:01:29,541 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:01:29,541 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:01:29,552 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:01:29,553 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:01:29" (1/1) ... [2023-11-23 20:01:29,554 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 20:01:29,559 INFO L158 Benchmark]: Toolchain (without parser) took 940.14ms. Allocated memory is still 153.1MB. Free memory was 114.4MB in the beginning and 85.4MB in the end (delta: 29.0MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-11-23 20:01:29,560 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 119.5MB. Free memory is still 87.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:01:29,560 INFO L158 Benchmark]: CACSL2BoogieTranslator took 343.35ms. Allocated memory is still 153.1MB. Free memory was 114.4MB in the beginning and 103.5MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-23 20:01:29,561 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.23ms. Allocated memory is still 153.1MB. Free memory was 103.5MB in the beginning and 101.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:01:29,562 INFO L158 Benchmark]: Boogie Preprocessor took 58.57ms. Allocated memory is still 153.1MB. Free memory was 101.7MB in the beginning and 100.7MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:01:29,562 INFO L158 Benchmark]: RCFGBuilder took 456.13ms. Allocated memory is still 153.1MB. Free memory was 100.5MB in the beginning and 86.5MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-23 20:01:29,563 INFO L158 Benchmark]: CodeCheck took 16.19ms. Allocated memory is still 153.1MB. Free memory was 86.5MB in the beginning and 85.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:01:29,566 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 0.36ms. Allocated memory is still 119.5MB. Free memory is still 87.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 343.35ms. Allocated memory is still 153.1MB. Free memory was 114.4MB in the beginning and 103.5MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.23ms. Allocated memory is still 153.1MB. Free memory was 103.5MB in the beginning and 101.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.57ms. Allocated memory is still 153.1MB. Free memory was 101.7MB in the beginning and 100.7MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 456.13ms. Allocated memory is still 153.1MB. Free memory was 100.5MB in the beginning and 86.5MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 16.19ms. Allocated memory is still 153.1MB. Free memory was 86.5MB in the beginning and 85.4MB 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 20:01:29,593 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca95779e-1e23-46ee-9b35-170122f54132/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca95779e-1e23-46ee-9b35-170122f54132/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca95779e-1e23-46ee-9b35-170122f54132/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_ca95779e-1e23-46ee-9b35-170122f54132/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca95779e-1e23-46ee-9b35-170122f54132/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca95779e-1e23-46ee-9b35-170122f54132/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_ca95779e-1e23-46ee-9b35-170122f54132/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 a4f450f56f6a40f7cfc1a45cb9347f1cca7ce4a1ac8bd0b5be45149fc02486ed --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:01:32,392 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:01:32,491 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca95779e-1e23-46ee-9b35-170122f54132/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-23 20:01:32,550 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:01:32,551 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:01:32,552 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:01:32,553 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:01:32,554 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:01:32,555 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:01:32,560 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:01:32,561 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:01:32,561 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:01:32,562 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:01:32,563 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:01:32,564 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:01:32,564 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:01:32,565 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:01:32,565 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:01:32,566 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:01:32,566 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:01:32,566 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:01:32,567 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:01:32,567 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:01:32,568 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:01:32,568 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:01:32,569 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:01:32,569 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:01:32,570 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:01:32,570 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-23 20:01:32,570 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:01:32,572 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:01:32,572 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:01:32,572 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:01:32,573 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:01:32,573 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:01:32,573 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:01:32,574 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:01:32,574 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-23 20:01:32,574 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:01:32,575 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_ca95779e-1e23-46ee-9b35-170122f54132/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca95779e-1e23-46ee-9b35-170122f54132/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a4f450f56f6a40f7cfc1a45cb9347f1cca7ce4a1ac8bd0b5be45149fc02486ed [2023-11-23 20:01:32,977 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:01:33,001 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:01:33,004 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:01:33,005 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:01:33,006 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:01:33,007 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca95779e-1e23-46ee-9b35-170122f54132/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c [2023-11-23 20:01:36,221 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:01:36,497 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:01:36,498 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca95779e-1e23-46ee-9b35-170122f54132/sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c [2023-11-23 20:01:36,509 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca95779e-1e23-46ee-9b35-170122f54132/bin/ukojak-verify-1t5iHCbJaC/data/333f5ede3/78abd1edb3cf41278258ce23f129aa08/FLAG5a3526804 [2023-11-23 20:01:36,525 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca95779e-1e23-46ee-9b35-170122f54132/bin/ukojak-verify-1t5iHCbJaC/data/333f5ede3/78abd1edb3cf41278258ce23f129aa08 [2023-11-23 20:01:36,528 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:01:36,530 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:01:36,531 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:01:36,532 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:01:36,537 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:01:36,538 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:01:36" (1/1) ... [2023-11-23 20:01:36,539 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c8723a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:01:36, skipping insertion in model container [2023-11-23 20:01:36,539 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:01:36" (1/1) ... [2023-11-23 20:01:36,564 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:01:36,741 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:01:36,755 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:01:36,777 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:01:36,787 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:01:36,787 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:01:36,795 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:01:36,795 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:01:36 WrapperNode [2023-11-23 20:01:36,796 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:01:36,797 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:01:36,797 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:01:36,797 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:01:36,805 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:01:36" (1/1) ... [2023-11-23 20:01:36,814 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:01:36" (1/1) ... [2023-11-23 20:01:36,835 INFO L138 Inliner]: procedures = 24, calls = 31, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 69 [2023-11-23 20:01:36,836 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:01:36,837 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:01:36,837 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:01:36,837 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:01:36,846 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:01:36" (1/1) ... [2023-11-23 20:01:36,847 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:01:36" (1/1) ... [2023-11-23 20:01:36,850 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:01:36" (1/1) ... [2023-11-23 20:01:36,851 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:01:36" (1/1) ... [2023-11-23 20:01:36,858 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:01:36" (1/1) ... [2023-11-23 20:01:36,860 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:01:36" (1/1) ... [2023-11-23 20:01:36,862 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:01:36" (1/1) ... [2023-11-23 20:01:36,863 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:01:36" (1/1) ... [2023-11-23 20:01:36,866 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:01:36,868 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:01:36,868 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:01:36,868 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:01:36,869 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:01:36" (1/1) ... [2023-11-23 20:01:36,875 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:01:36,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca95779e-1e23-46ee-9b35-170122f54132/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:01:36,941 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca95779e-1e23-46ee-9b35-170122f54132/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:01:36,977 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca95779e-1e23-46ee-9b35-170122f54132/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:01:37,051 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:01:37,051 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-23 20:01:37,058 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-23 20:01:37,059 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-23 20:01:37,059 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-23 20:01:37,059 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-23 20:01:37,059 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-23 20:01:37,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:01:37,060 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:01:37,060 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:01:37,060 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:01:37,060 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-23 20:01:37,060 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-23 20:01:37,061 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-23 20:01:37,062 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:01:37,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:01:37,063 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:01:37,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-23 20:01:37,065 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 20:01:37,220 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:01:37,222 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:01:37,446 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:01:37,491 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:01:37,492 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 20:01:37,494 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:01:37 BoogieIcfgContainer [2023-11-23 20:01:37,494 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:01:37,495 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:01:37,495 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:01:37,506 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:01:37,506 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:01:37" (1/1) ... [2023-11-23 20:01:37,508 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 20:01:37,516 INFO L158 Benchmark]: Toolchain (without parser) took 985.12ms. Allocated memory was 75.5MB in the beginning and 98.6MB in the end (delta: 23.1MB). Free memory was 51.2MB in the beginning and 63.1MB in the end (delta: -11.9MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. [2023-11-23 20:01:37,517 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 75.5MB. Free memory is still 50.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:01:37,518 INFO L158 Benchmark]: CACSL2BoogieTranslator took 264.78ms. Allocated memory is still 75.5MB. Free memory was 51.0MB in the beginning and 39.7MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-23 20:01:37,519 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.43ms. Allocated memory is still 75.5MB. Free memory was 39.7MB in the beginning and 38.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:01:37,520 INFO L158 Benchmark]: Boogie Preprocessor took 29.98ms. Allocated memory is still 75.5MB. Free memory was 38.1MB in the beginning and 36.7MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:01:37,522 INFO L158 Benchmark]: RCFGBuilder took 626.65ms. Allocated memory was 75.5MB in the beginning and 98.6MB in the end (delta: 23.1MB). Free memory was 36.7MB in the beginning and 64.2MB in the end (delta: -27.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 20:01:37,523 INFO L158 Benchmark]: CodeCheck took 18.86ms. Allocated memory is still 98.6MB. Free memory was 64.2MB in the beginning and 63.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:01:37,532 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 75.5MB. Free memory is still 50.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 264.78ms. Allocated memory is still 75.5MB. Free memory was 51.0MB in the beginning and 39.7MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.43ms. Allocated memory is still 75.5MB. Free memory was 39.7MB in the beginning and 38.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.98ms. Allocated memory is still 75.5MB. Free memory was 38.1MB in the beginning and 36.7MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 626.65ms. Allocated memory was 75.5MB in the beginning and 98.6MB in the end (delta: 23.1MB). Free memory was 36.7MB in the beginning and 64.2MB in the end (delta: -27.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * CodeCheck took 18.86ms. Allocated memory is still 98.6MB. Free memory was 64.2MB in the beginning and 63.1MB 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 20:01:37,578 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca95779e-1e23-46ee-9b35-170122f54132/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