./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/popl20-threaded-sum-3.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_5fe4341a-6fec-422d-bd1a-0ff327bdfe44/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fe4341a-6fec-422d-bd1a-0ff327bdfe44/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fe4341a-6fec-422d-bd1a-0ff327bdfe44/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fe4341a-6fec-422d-bd1a-0ff327bdfe44/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-threaded-sum-3.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fe4341a-6fec-422d-bd1a-0ff327bdfe44/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fe4341a-6fec-422d-bd1a-0ff327bdfe44/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3ff96f1177b851e0082faef897c2fcf87c2462cab57ba2153c754c5e198aaf06 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:54:38,272 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:54:38,388 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fe4341a-6fec-422d-bd1a-0ff327bdfe44/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 02:54:38,396 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:54:38,397 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:54:38,429 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:54:38,430 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:54:38,430 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:54:38,431 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:54:38,436 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:54:38,436 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:54:38,437 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:54:38,437 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:54:38,439 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:54:38,439 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:54:38,440 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:54:38,440 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:54:38,440 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:54:38,441 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:54:38,441 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:54:38,454 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:54:38,454 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:54:38,455 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:54:38,455 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:54:38,456 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:54:38,456 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:54:38,457 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:54:38,457 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:54:38,458 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:54:38,458 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:54:38,458 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:54:38,459 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:54:38,459 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:54:38,459 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_5fe4341a-6fec-422d-bd1a-0ff327bdfe44/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fe4341a-6fec-422d-bd1a-0ff327bdfe44/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3ff96f1177b851e0082faef897c2fcf87c2462cab57ba2153c754c5e198aaf06 [2023-11-19 02:54:38,766 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:54:38,801 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:54:38,804 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:54:38,806 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:54:38,807 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:54:38,808 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fe4341a-6fec-422d-bd1a-0ff327bdfe44/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/popl20-threaded-sum-3.wvr.c [2023-11-19 02:54:41,779 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:54:42,006 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:54:42,007 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fe4341a-6fec-422d-bd1a-0ff327bdfe44/sv-benchmarks/c/weaver/popl20-threaded-sum-3.wvr.c [2023-11-19 02:54:42,016 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fe4341a-6fec-422d-bd1a-0ff327bdfe44/bin/ukojak-verify-G8NBE6pJGL/data/5d6e6f930/17972e032c06432994b7afccf9d88580/FLAG0dc34ec81 [2023-11-19 02:54:42,030 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fe4341a-6fec-422d-bd1a-0ff327bdfe44/bin/ukojak-verify-G8NBE6pJGL/data/5d6e6f930/17972e032c06432994b7afccf9d88580 [2023-11-19 02:54:42,033 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:54:42,035 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:54:42,036 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:54:42,036 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:54:42,042 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:54:42,043 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:54:42" (1/1) ... [2023-11-19 02:54:42,044 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22419eb6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:42, skipping insertion in model container [2023-11-19 02:54:42,044 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:54:42" (1/1) ... [2023-11-19 02:54:42,080 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:54:42,261 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fe4341a-6fec-422d-bd1a-0ff327bdfe44/sv-benchmarks/c/weaver/popl20-threaded-sum-3.wvr.c[2996,3009] [2023-11-19 02:54:42,266 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:54:42,279 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:54:42,314 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fe4341a-6fec-422d-bd1a-0ff327bdfe44/sv-benchmarks/c/weaver/popl20-threaded-sum-3.wvr.c[2996,3009] [2023-11-19 02:54:42,325 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:54:42,333 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:54:42,334 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:54:42,342 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:54:42,342 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:42 WrapperNode [2023-11-19 02:54:42,342 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:54:42,344 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:54:42,344 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:54:42,344 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:54:42,349 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:42" (1/1) ... [2023-11-19 02:54:42,358 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:42" (1/1) ... [2023-11-19 02:54:42,379 INFO L138 Inliner]: procedures = 22, calls = 46, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 75 [2023-11-19 02:54:42,380 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:54:42,380 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:54:42,381 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:54:42,381 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:54:42,391 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:42" (1/1) ... [2023-11-19 02:54:42,392 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:42" (1/1) ... [2023-11-19 02:54:42,407 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:42" (1/1) ... [2023-11-19 02:54:42,409 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:42" (1/1) ... [2023-11-19 02:54:42,421 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:42" (1/1) ... [2023-11-19 02:54:42,425 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:42" (1/1) ... [2023-11-19 02:54:42,429 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:42" (1/1) ... [2023-11-19 02:54:42,430 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:42" (1/1) ... [2023-11-19 02:54:42,433 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:54:42,434 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:54:42,434 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:54:42,434 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:54:42,434 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:42" (1/1) ... [2023-11-19 02:54:42,440 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:54:42,461 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fe4341a-6fec-422d-bd1a-0ff327bdfe44/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:54:42,474 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fe4341a-6fec-422d-bd1a-0ff327bdfe44/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:54:42,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fe4341a-6fec-422d-bd1a-0ff327bdfe44/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:54:42,517 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:54:42,517 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 02:54:42,518 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 02:54:42,518 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 02:54:42,519 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 02:54:42,519 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 02:54:42,520 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 02:54:42,520 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 02:54:42,520 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 02:54:42,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:54:42,521 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:54:42,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:54:42,521 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 02:54:42,521 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 02:54:42,521 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:54:42,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:54:42,522 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:54:42,524 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:54:42,525 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 02:54:42,684 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:54:42,686 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:54:42,923 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:54:43,046 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:54:43,046 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-19 02:54:43,052 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:54:43 BoogieIcfgContainer [2023-11-19 02:54:43,052 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:54:43,055 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:54:43,055 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:54:43,066 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:54:43,067 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:54:43" (1/1) ... [2023-11-19 02:54:43,069 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) [2023-11-19 02:54:43,073 INFO L158 Benchmark]: Toolchain (without parser) took 1037.32ms. Allocated memory is still 176.2MB. Free memory was 145.1MB in the beginning and 129.8MB in the end (delta: 15.3MB). Peak memory consumption was 12.3MB. Max. memory is 16.1GB. [2023-11-19 02:54:43,075 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 130.0MB. Free memory is still 102.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:54:43,077 INFO L158 Benchmark]: CACSL2BoogieTranslator took 306.67ms. Allocated memory is still 176.2MB. Free memory was 144.9MB in the beginning and 136.6MB in the end (delta: 8.3MB). Peak memory consumption was 10.6MB. Max. memory is 16.1GB. [2023-11-19 02:54:43,078 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.40ms. Allocated memory is still 176.2MB. Free memory was 136.6MB in the beginning and 135.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:54:43,079 INFO L158 Benchmark]: Boogie Preprocessor took 52.58ms. Allocated memory is still 176.2MB. Free memory was 135.5MB in the beginning and 133.5MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:54:43,080 INFO L158 Benchmark]: RCFGBuilder took 618.52ms. Allocated memory is still 176.2MB. Free memory was 133.5MB in the beginning and 130.8MB in the end (delta: 2.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 02:54:43,081 INFO L158 Benchmark]: CodeCheck took 16.62ms. Allocated memory is still 176.2MB. Free memory was 130.8MB in the beginning and 129.8MB in the end (delta: 959.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:54:43,086 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 130.0MB. Free memory is still 102.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 306.67ms. Allocated memory is still 176.2MB. Free memory was 144.9MB in the beginning and 136.6MB in the end (delta: 8.3MB). Peak memory consumption was 10.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.40ms. Allocated memory is still 176.2MB. Free memory was 136.6MB in the beginning and 135.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 52.58ms. Allocated memory is still 176.2MB. Free memory was 135.5MB in the beginning and 133.5MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 618.52ms. Allocated memory is still 176.2MB. Free memory was 133.5MB in the beginning and 130.8MB in the end (delta: 2.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 16.62ms. Allocated memory is still 176.2MB. Free memory was 130.8MB in the beginning and 129.8MB in the end (delta: 959.6kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:54:43,123 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fe4341a-6fec-422d-bd1a-0ff327bdfe44/bin/ukojak-verify-G8NBE6pJGL/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_5fe4341a-6fec-422d-bd1a-0ff327bdfe44/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fe4341a-6fec-422d-bd1a-0ff327bdfe44/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fe4341a-6fec-422d-bd1a-0ff327bdfe44/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fe4341a-6fec-422d-bd1a-0ff327bdfe44/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-threaded-sum-3.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fe4341a-6fec-422d-bd1a-0ff327bdfe44/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fe4341a-6fec-422d-bd1a-0ff327bdfe44/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3ff96f1177b851e0082faef897c2fcf87c2462cab57ba2153c754c5e198aaf06 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:54:45,789 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:54:45,924 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fe4341a-6fec-422d-bd1a-0ff327bdfe44/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 02:54:45,973 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:54:45,974 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:54:45,975 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:54:45,976 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:54:45,976 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:54:45,978 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:54:45,983 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:54:45,983 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:54:45,983 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:54:45,984 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:54:45,986 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:54:45,986 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:54:45,986 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:54:45,987 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 02:54:45,987 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 02:54:45,988 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 02:54:45,989 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:54:45,989 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:54:45,990 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:54:45,990 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:54:45,991 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:54:45,991 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:54:45,991 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:54:45,992 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 02:54:45,992 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:54:45,993 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:54:45,993 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:54:45,995 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:54:45,995 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:54:45,995 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 02:54:45,995 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:54:45,996 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:54:45,996 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 02:54:45,996 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 02:54:45,997 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_5fe4341a-6fec-422d-bd1a-0ff327bdfe44/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fe4341a-6fec-422d-bd1a-0ff327bdfe44/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3ff96f1177b851e0082faef897c2fcf87c2462cab57ba2153c754c5e198aaf06 [2023-11-19 02:54:46,453 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:54:46,479 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:54:46,482 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:54:46,484 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:54:46,484 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:54:46,486 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fe4341a-6fec-422d-bd1a-0ff327bdfe44/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/popl20-threaded-sum-3.wvr.c [2023-11-19 02:54:49,545 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:54:49,780 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:54:49,780 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fe4341a-6fec-422d-bd1a-0ff327bdfe44/sv-benchmarks/c/weaver/popl20-threaded-sum-3.wvr.c [2023-11-19 02:54:49,788 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fe4341a-6fec-422d-bd1a-0ff327bdfe44/bin/ukojak-verify-G8NBE6pJGL/data/31584f38f/365993ac93214899b9c21a9c8fb0b17b/FLAG90eb22f5e [2023-11-19 02:54:49,804 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fe4341a-6fec-422d-bd1a-0ff327bdfe44/bin/ukojak-verify-G8NBE6pJGL/data/31584f38f/365993ac93214899b9c21a9c8fb0b17b [2023-11-19 02:54:49,806 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:54:49,808 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:54:49,809 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:54:49,809 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:54:49,814 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:54:49,814 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:54:49" (1/1) ... [2023-11-19 02:54:49,815 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@538d5c79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:49, skipping insertion in model container [2023-11-19 02:54:49,816 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:54:49" (1/1) ... [2023-11-19 02:54:49,840 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:54:50,092 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fe4341a-6fec-422d-bd1a-0ff327bdfe44/sv-benchmarks/c/weaver/popl20-threaded-sum-3.wvr.c[2996,3009] [2023-11-19 02:54:50,105 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:54:50,131 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:54:50,180 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fe4341a-6fec-422d-bd1a-0ff327bdfe44/sv-benchmarks/c/weaver/popl20-threaded-sum-3.wvr.c[2996,3009] [2023-11-19 02:54:50,181 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:54:50,194 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:54:50,194 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:54:50,201 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:54:50,202 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:50 WrapperNode [2023-11-19 02:54:50,202 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:54:50,203 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:54:50,204 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:54:50,204 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:54:50,211 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:50" (1/1) ... [2023-11-19 02:54:50,234 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:50" (1/1) ... [2023-11-19 02:54:50,274 INFO L138 Inliner]: procedures = 24, calls = 46, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 75 [2023-11-19 02:54:50,274 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:54:50,275 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:54:50,276 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:54:50,276 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:54:50,285 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:50" (1/1) ... [2023-11-19 02:54:50,286 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:50" (1/1) ... [2023-11-19 02:54:50,306 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:50" (1/1) ... [2023-11-19 02:54:50,306 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:50" (1/1) ... [2023-11-19 02:54:50,319 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:50" (1/1) ... [2023-11-19 02:54:50,323 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:50" (1/1) ... [2023-11-19 02:54:50,337 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:50" (1/1) ... [2023-11-19 02:54:50,339 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:50" (1/1) ... [2023-11-19 02:54:50,342 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:54:50,343 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:54:50,343 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:54:50,343 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:54:50,355 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:50" (1/1) ... [2023-11-19 02:54:50,360 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:54:50,381 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fe4341a-6fec-422d-bd1a-0ff327bdfe44/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:54:50,394 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fe4341a-6fec-422d-bd1a-0ff327bdfe44/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:54:50,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fe4341a-6fec-422d-bd1a-0ff327bdfe44/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:54:50,444 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:54:50,444 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 02:54:50,445 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 02:54:50,445 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 02:54:50,445 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 02:54:50,446 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 02:54:50,446 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 02:54:50,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 02:54:50,446 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 02:54:50,446 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 02:54:50,446 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:54:50,447 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 02:54:50,447 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 02:54:50,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 02:54:50,449 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:54:50,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:54:50,449 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:54:50,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 02:54:50,451 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 02:54:50,616 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:54:50,619 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:54:50,887 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:54:51,004 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:54:51,005 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-19 02:54:51,008 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:54:51 BoogieIcfgContainer [2023-11-19 02:54:51,009 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:54:51,010 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:54:51,010 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:54:51,020 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:54:51,020 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:54:51" (1/1) ... [2023-11-19 02:54:51,021 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) [2023-11-19 02:54:51,025 INFO L158 Benchmark]: Toolchain (without parser) took 1216.90ms. Allocated memory was 73.4MB in the beginning and 98.6MB in the end (delta: 25.2MB). Free memory was 49.7MB in the beginning and 52.6MB in the end (delta: -3.0MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. [2023-11-19 02:54:51,026 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 73.4MB. Free memory is still 49.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:54:51,027 INFO L158 Benchmark]: CACSL2BoogieTranslator took 393.62ms. Allocated memory is still 73.4MB. Free memory was 49.3MB in the beginning and 36.9MB in the end (delta: 12.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 02:54:51,028 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.69ms. Allocated memory was 73.4MB in the beginning and 98.6MB in the end (delta: 25.2MB). Free memory was 36.9MB in the beginning and 78.2MB in the end (delta: -41.3MB). Peak memory consumption was 5.1MB. Max. memory is 16.1GB. [2023-11-19 02:54:51,028 INFO L158 Benchmark]: Boogie Preprocessor took 66.85ms. Allocated memory is still 98.6MB. Free memory was 78.2MB in the beginning and 76.8MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:54:51,029 INFO L158 Benchmark]: RCFGBuilder took 665.91ms. Allocated memory is still 98.6MB. Free memory was 76.5MB in the beginning and 53.8MB in the end (delta: 22.7MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-19 02:54:51,029 INFO L158 Benchmark]: CodeCheck took 14.16ms. Allocated memory is still 98.6MB. Free memory was 53.4MB in the beginning and 52.6MB in the end (delta: 786.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:54:51,033 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 73.4MB. Free memory is still 49.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 393.62ms. Allocated memory is still 73.4MB. Free memory was 49.3MB in the beginning and 36.9MB in the end (delta: 12.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.69ms. Allocated memory was 73.4MB in the beginning and 98.6MB in the end (delta: 25.2MB). Free memory was 36.9MB in the beginning and 78.2MB in the end (delta: -41.3MB). Peak memory consumption was 5.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 66.85ms. Allocated memory is still 98.6MB. Free memory was 78.2MB in the beginning and 76.8MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 665.91ms. Allocated memory is still 98.6MB. Free memory was 76.5MB in the beginning and 53.8MB in the end (delta: 22.7MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 14.16ms. Allocated memory is still 98.6MB. Free memory was 53.4MB in the beginning and 52.6MB in the end (delta: 786.6kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:54:51,069 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fe4341a-6fec-422d-bd1a-0ff327bdfe44/bin/ukojak-verify-G8NBE6pJGL/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