./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/test-easy11.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 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_6f9d2d40-cc84-4f30-a37d-eb1c2ee237e0/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9d2d40-cc84-4f30-a37d-eb1c2ee237e0/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9d2d40-cc84-4f30-a37d-eb1c2ee237e0/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9d2d40-cc84-4f30-a37d-eb1c2ee237e0/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/test-easy11.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9d2d40-cc84-4f30-a37d-eb1c2ee237e0/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9d2d40-cc84-4f30-a37d-eb1c2ee237e0/bin/ukojak-verify-0OAaufAVZV --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 d4ad0d0809306a534b821bfb65370b6441b48266d0d86b4699760a422c08b963 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:56:50,573 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:56:50,644 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9d2d40-cc84-4f30-a37d-eb1c2ee237e0/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-11 23:56:50,649 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:56:50,650 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:56:50,674 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:56:50,675 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:56:50,676 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:56:50,677 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:56:50,677 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:56:50,678 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:56:50,679 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:56:50,680 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:56:50,680 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:56:50,681 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:56:50,682 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:56:50,682 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:56:50,683 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:56:50,684 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:56:50,684 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:56:50,685 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:56:50,686 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:56:50,686 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:56:50,687 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:56:50,688 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:56:50,689 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:56:50,689 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:56:50,690 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:56:50,691 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:56:50,691 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:56:50,692 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:56:50,693 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:56:50,693 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:56:50,694 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:56:50,694 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_6f9d2d40-cc84-4f30-a37d-eb1c2ee237e0/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9d2d40-cc84-4f30-a37d-eb1c2ee237e0/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d4ad0d0809306a534b821bfb65370b6441b48266d0d86b4699760a422c08b963 [2023-11-11 23:56:50,985 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:56:51,035 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:56:51,040 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:56:51,041 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:56:51,042 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:56:51,043 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9d2d40-cc84-4f30-a37d-eb1c2ee237e0/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/weaver/test-easy11.wvr.c [2023-11-11 23:56:54,179 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:56:54,358 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:56:54,359 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9d2d40-cc84-4f30-a37d-eb1c2ee237e0/sv-benchmarks/c/weaver/test-easy11.wvr.c [2023-11-11 23:56:54,366 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9d2d40-cc84-4f30-a37d-eb1c2ee237e0/bin/ukojak-verify-0OAaufAVZV/data/bb805b989/3a58fe304a334d26b3423ac6add33838/FLAG9a90ffc89 [2023-11-11 23:56:54,380 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9d2d40-cc84-4f30-a37d-eb1c2ee237e0/bin/ukojak-verify-0OAaufAVZV/data/bb805b989/3a58fe304a334d26b3423ac6add33838 [2023-11-11 23:56:54,383 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:56:54,384 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:56:54,386 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:56:54,386 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:56:54,391 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:56:54,392 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:56:54" (1/1) ... [2023-11-11 23:56:54,393 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57ef047c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:54, skipping insertion in model container [2023-11-11 23:56:54,393 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:56:54" (1/1) ... [2023-11-11 23:56:54,415 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:56:54,588 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:56:54,596 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:56:54,614 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:56:54,622 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:56:54,622 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:56:54,630 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:56:54,631 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:54 WrapperNode [2023-11-11 23:56:54,631 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:56:54,632 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:56:54,632 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:56:54,633 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:56:54,640 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:54" (1/1) ... [2023-11-11 23:56:54,648 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:54" (1/1) ... [2023-11-11 23:56:54,668 INFO L138 Inliner]: procedures = 21, calls = 25, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 49 [2023-11-11 23:56:54,668 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:56:54,669 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:56:54,669 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:56:54,669 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:56:54,683 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:54" (1/1) ... [2023-11-11 23:56:54,684 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:54" (1/1) ... [2023-11-11 23:56:54,691 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:54" (1/1) ... [2023-11-11 23:56:54,692 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:54" (1/1) ... [2023-11-11 23:56:54,705 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:54" (1/1) ... [2023-11-11 23:56:54,709 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:54" (1/1) ... [2023-11-11 23:56:54,710 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:54" (1/1) ... [2023-11-11 23:56:54,711 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:54" (1/1) ... [2023-11-11 23:56:54,713 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:56:54,714 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:56:54,714 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:56:54,714 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:56:54,715 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:54" (1/1) ... [2023-11-11 23:56:54,722 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:56:54,736 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9d2d40-cc84-4f30-a37d-eb1c2ee237e0/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:56:54,754 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9d2d40-cc84-4f30-a37d-eb1c2ee237e0/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:56:54,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9d2d40-cc84-4f30-a37d-eb1c2ee237e0/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:56:54,796 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:56:54,796 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-11 23:56:54,796 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-11 23:56:54,797 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-11 23:56:54,797 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-11 23:56:54,797 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-11 23:56:54,797 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-11 23:56:54,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:56:54,797 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:56:54,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:56:54,798 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-11 23:56:54,798 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-11 23:56:54,798 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:56:54,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:56:54,798 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:56:54,798 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:56:54,800 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-11 23:56:54,895 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:56:54,896 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:56:55,094 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:56:55,124 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:56:55,125 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-11 23:56:55,129 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:56:55 BoogieIcfgContainer [2023-11-11 23:56:55,129 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:56:55,130 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:56:55,130 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:56:55,141 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:56:55,141 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:56:55" (1/1) ... [2023-11-11 23:56:55,142 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) [2023-11-11 23:56:55,145 INFO L158 Benchmark]: Toolchain (without parser) took 760.41ms. Allocated memory is still 127.9MB. Free memory was 83.8MB in the beginning and 54.4MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-11-11 23:56:55,146 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 127.9MB. Free memory was 100.2MB in the beginning and 100.0MB in the end (delta: 189.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:56:55,147 INFO L158 Benchmark]: CACSL2BoogieTranslator took 245.65ms. Allocated memory is still 127.9MB. Free memory was 83.5MB in the beginning and 72.5MB in the end (delta: 10.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-11 23:56:55,148 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.24ms. Allocated memory is still 127.9MB. Free memory was 72.5MB in the beginning and 71.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:56:55,148 INFO L158 Benchmark]: Boogie Preprocessor took 44.71ms. Allocated memory is still 127.9MB. Free memory was 71.2MB in the beginning and 69.8MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:56:55,149 INFO L158 Benchmark]: RCFGBuilder took 415.10ms. Allocated memory is still 127.9MB. Free memory was 69.8MB in the beginning and 55.3MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-11 23:56:55,150 INFO L158 Benchmark]: CodeCheck took 14.07ms. Allocated memory is still 127.9MB. Free memory was 55.3MB in the beginning and 54.4MB in the end (delta: 881.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:56:55,153 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 0.40ms. Allocated memory is still 127.9MB. Free memory was 100.2MB in the beginning and 100.0MB in the end (delta: 189.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 245.65ms. Allocated memory is still 127.9MB. Free memory was 83.5MB in the beginning and 72.5MB in the end (delta: 10.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.24ms. Allocated memory is still 127.9MB. Free memory was 72.5MB in the beginning and 71.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 44.71ms. Allocated memory is still 127.9MB. Free memory was 71.2MB in the beginning and 69.8MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 415.10ms. Allocated memory is still 127.9MB. Free memory was 69.8MB in the beginning and 55.3MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 14.07ms. Allocated memory is still 127.9MB. Free memory was 55.3MB in the beginning and 54.4MB in the end (delta: 881.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:56:55,199 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9d2d40-cc84-4f30-a37d-eb1c2ee237e0/bin/ukojak-verify-0OAaufAVZV/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_6f9d2d40-cc84-4f30-a37d-eb1c2ee237e0/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9d2d40-cc84-4f30-a37d-eb1c2ee237e0/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9d2d40-cc84-4f30-a37d-eb1c2ee237e0/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9d2d40-cc84-4f30-a37d-eb1c2ee237e0/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/test-easy11.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9d2d40-cc84-4f30-a37d-eb1c2ee237e0/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9d2d40-cc84-4f30-a37d-eb1c2ee237e0/bin/ukojak-verify-0OAaufAVZV --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 d4ad0d0809306a534b821bfb65370b6441b48266d0d86b4699760a422c08b963 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:56:58,001 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:56:58,092 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9d2d40-cc84-4f30-a37d-eb1c2ee237e0/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-11 23:56:58,139 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:56:58,142 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:56:58,143 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:56:58,146 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:56:58,147 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:56:58,148 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:56:58,154 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:56:58,154 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:56:58,155 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:56:58,155 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:56:58,157 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:56:58,158 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:56:58,158 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:56:58,158 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-11 23:56:58,159 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-11 23:56:58,159 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:56:58,160 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-11 23:56:58,160 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:56:58,161 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:56:58,161 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:56:58,162 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:56:58,162 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:56:58,163 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:56:58,163 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-11 23:56:58,164 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:56:58,164 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-11 23:56:58,165 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:56:58,166 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:56:58,167 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:56:58,167 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:56:58,167 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:56:58,168 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-11 23:56:58,168 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:56:58,168 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:56:58,169 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-11 23:56:58,169 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-11 23:56:58,170 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_6f9d2d40-cc84-4f30-a37d-eb1c2ee237e0/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9d2d40-cc84-4f30-a37d-eb1c2ee237e0/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d4ad0d0809306a534b821bfb65370b6441b48266d0d86b4699760a422c08b963 [2023-11-11 23:56:58,631 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:56:58,670 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:56:58,674 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:56:58,676 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:56:58,677 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:56:58,678 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9d2d40-cc84-4f30-a37d-eb1c2ee237e0/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/weaver/test-easy11.wvr.c [2023-11-11 23:57:01,868 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:57:02,147 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:57:02,147 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9d2d40-cc84-4f30-a37d-eb1c2ee237e0/sv-benchmarks/c/weaver/test-easy11.wvr.c [2023-11-11 23:57:02,157 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9d2d40-cc84-4f30-a37d-eb1c2ee237e0/bin/ukojak-verify-0OAaufAVZV/data/d0ac1bdb7/31d71bd42cca43cba221afef67f816b3/FLAGb174a7e55 [2023-11-11 23:57:02,180 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9d2d40-cc84-4f30-a37d-eb1c2ee237e0/bin/ukojak-verify-0OAaufAVZV/data/d0ac1bdb7/31d71bd42cca43cba221afef67f816b3 [2023-11-11 23:57:02,189 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:57:02,190 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:57:02,199 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:57:02,199 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:57:02,205 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:57:02,209 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:57:02" (1/1) ... [2023-11-11 23:57:02,211 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bceb4b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:02, skipping insertion in model container [2023-11-11 23:57:02,211 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:57:02" (1/1) ... [2023-11-11 23:57:02,244 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:57:02,498 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:57:02,517 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:57:02,569 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:57:02,584 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:57:02,587 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:57:02,597 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:57:02,597 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:02 WrapperNode [2023-11-11 23:57:02,598 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:57:02,599 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:57:02,600 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:57:02,600 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:57:02,626 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:02" (1/1) ... [2023-11-11 23:57:02,669 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:02" (1/1) ... [2023-11-11 23:57:02,737 INFO L138 Inliner]: procedures = 23, calls = 25, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 48 [2023-11-11 23:57:02,737 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:57:02,738 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:57:02,738 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:57:02,739 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:57:02,758 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:02" (1/1) ... [2023-11-11 23:57:02,760 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:02" (1/1) ... [2023-11-11 23:57:02,778 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:02" (1/1) ... [2023-11-11 23:57:02,778 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:02" (1/1) ... [2023-11-11 23:57:02,797 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:02" (1/1) ... [2023-11-11 23:57:02,800 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:02" (1/1) ... [2023-11-11 23:57:02,803 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:02" (1/1) ... [2023-11-11 23:57:02,805 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:02" (1/1) ... [2023-11-11 23:57:02,808 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:57:02,809 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:57:02,817 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:57:02,817 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:57:02,818 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:02" (1/1) ... [2023-11-11 23:57:02,826 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:57:02,845 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9d2d40-cc84-4f30-a37d-eb1c2ee237e0/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:57:02,862 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9d2d40-cc84-4f30-a37d-eb1c2ee237e0/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:57:02,882 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9d2d40-cc84-4f30-a37d-eb1c2ee237e0/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:57:02,905 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:57:02,906 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-11 23:57:02,906 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-11 23:57:02,907 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-11 23:57:02,907 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-11 23:57:02,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-11 23:57:02,907 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-11 23:57:02,908 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-11 23:57:02,908 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:57:02,908 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-11 23:57:02,908 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-11 23:57:02,908 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-11 23:57:02,909 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:57:02,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:57:02,911 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:57:02,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-11 23:57:02,913 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-11 23:57:03,090 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:57:03,093 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:57:03,419 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:57:03,446 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:57:03,446 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-11 23:57:03,449 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:57:03 BoogieIcfgContainer [2023-11-11 23:57:03,449 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:57:03,451 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:57:03,451 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:57:03,466 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:57:03,467 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:57:03" (1/1) ... [2023-11-11 23:57:03,468 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) [2023-11-11 23:57:03,476 INFO L158 Benchmark]: Toolchain (without parser) took 1284.26ms. Allocated memory was 67.1MB in the beginning and 100.7MB in the end (delta: 33.6MB). Free memory was 43.0MB in the beginning and 61.8MB in the end (delta: -18.8MB). Peak memory consumption was 13.5MB. Max. memory is 16.1GB. [2023-11-11 23:57:03,478 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 67.1MB. Free memory is still 42.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:57:03,479 INFO L158 Benchmark]: CACSL2BoogieTranslator took 399.42ms. Allocated memory is still 67.1MB. Free memory was 42.8MB in the beginning and 31.5MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-11 23:57:03,480 INFO L158 Benchmark]: Boogie Procedure Inliner took 138.07ms. Allocated memory was 67.1MB in the beginning and 100.7MB in the end (delta: 33.6MB). Free memory was 31.5MB in the beginning and 79.3MB in the end (delta: -47.8MB). Peak memory consumption was 5.2MB. Max. memory is 16.1GB. [2023-11-11 23:57:03,481 INFO L158 Benchmark]: Boogie Preprocessor took 70.33ms. Allocated memory is still 100.7MB. Free memory was 79.3MB in the beginning and 77.7MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:57:03,483 INFO L158 Benchmark]: RCFGBuilder took 640.41ms. Allocated memory is still 100.7MB. Free memory was 77.7MB in the beginning and 62.6MB in the end (delta: 15.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-11 23:57:03,484 INFO L158 Benchmark]: CodeCheck took 23.15ms. Allocated memory is still 100.7MB. Free memory was 62.6MB in the beginning and 61.8MB in the end (delta: 796.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:57:03,491 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 0.37ms. Allocated memory is still 67.1MB. Free memory is still 42.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 399.42ms. Allocated memory is still 67.1MB. Free memory was 42.8MB in the beginning and 31.5MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 138.07ms. Allocated memory was 67.1MB in the beginning and 100.7MB in the end (delta: 33.6MB). Free memory was 31.5MB in the beginning and 79.3MB in the end (delta: -47.8MB). Peak memory consumption was 5.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 70.33ms. Allocated memory is still 100.7MB. Free memory was 79.3MB in the beginning and 77.7MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 640.41ms. Allocated memory is still 100.7MB. Free memory was 77.7MB in the beginning and 62.6MB in the end (delta: 15.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 23.15ms. Allocated memory is still 100.7MB. Free memory was 62.6MB in the beginning and 61.8MB in the end (delta: 796.2kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:57:03,516 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9d2d40-cc84-4f30-a37d-eb1c2ee237e0/bin/ukojak-verify-0OAaufAVZV/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