./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2fcf8c-3557-4876-a38e-810d3f811ab0/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2fcf8c-3557-4876-a38e-810d3f811ab0/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2fcf8c-3557-4876-a38e-810d3f811ab0/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2fcf8c-3557-4876-a38e-810d3f811ab0/bin/ukojak-verify-i0I2FZA1j2/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2fcf8c-3557-4876-a38e-810d3f811ab0/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2fcf8c-3557-4876-a38e-810d3f811ab0/bin/ukojak-verify-i0I2FZA1j2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 670814d0a16da58b0f26835e20c05a244e2f373856f13b9d4ff2a931783edf81 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:33:43,776 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:33:43,847 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2fcf8c-3557-4876-a38e-810d3f811ab0/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-21 18:33:43,853 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:33:43,854 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:33:43,880 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:33:43,882 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:33:43,882 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:33:43,883 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:33:43,884 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:33:43,884 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:33:43,885 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:33:43,886 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:33:43,886 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-21 18:33:43,887 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-21 18:33:43,888 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-21 18:33:43,888 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:33:43,889 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:33:43,889 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:33:43,890 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:33:43,891 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:33:43,891 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:33:43,892 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:33:43,893 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:33:43,893 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:33:43,894 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:33:43,895 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:33:43,895 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:33:43,896 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:33:43,897 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_fd2fcf8c-3557-4876-a38e-810d3f811ab0/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2fcf8c-3557-4876-a38e-810d3f811ab0/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 670814d0a16da58b0f26835e20c05a244e2f373856f13b9d4ff2a931783edf81 [2023-11-21 18:33:44,231 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:33:44,262 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:33:44,265 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:33:44,268 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:33:44,269 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:33:44,271 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2fcf8c-3557-4876-a38e-810d3f811ab0/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c [2023-11-21 18:33:47,538 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:33:47,830 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:33:47,831 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2fcf8c-3557-4876-a38e-810d3f811ab0/sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c [2023-11-21 18:33:47,843 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2fcf8c-3557-4876-a38e-810d3f811ab0/bin/ukojak-verify-i0I2FZA1j2/data/9e0e5c547/e20d2aecbba04632ba78c040761e644f/FLAG477c4793f [2023-11-21 18:33:47,863 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2fcf8c-3557-4876-a38e-810d3f811ab0/bin/ukojak-verify-i0I2FZA1j2/data/9e0e5c547/e20d2aecbba04632ba78c040761e644f [2023-11-21 18:33:47,871 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:33:47,874 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:33:47,878 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:33:47,878 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:33:47,884 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:33:47,888 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:33:47" (1/1) ... [2023-11-21 18:33:47,890 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32f3873f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:47, skipping insertion in model container [2023-11-21 18:33:47,890 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:33:47" (1/1) ... [2023-11-21 18:33:47,931 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:33:48,157 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:33:48,169 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:33:48,201 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:33:48,210 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:33:48,210 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:33:48,218 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:33:48,219 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:48 WrapperNode [2023-11-21 18:33:48,219 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:33:48,222 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:33:48,223 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:33:48,223 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:33:48,231 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:48" (1/1) ... [2023-11-21 18:33:48,262 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:48" (1/1) ... [2023-11-21 18:33:48,300 INFO L138 Inliner]: procedures = 26, calls = 58, calls flagged for inlining = 15, calls inlined = 23, statements flattened = 242 [2023-11-21 18:33:48,301 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:33:48,302 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:33:48,302 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:33:48,302 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:33:48,310 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:48" (1/1) ... [2023-11-21 18:33:48,310 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:48" (1/1) ... [2023-11-21 18:33:48,315 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:48" (1/1) ... [2023-11-21 18:33:48,316 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:48" (1/1) ... [2023-11-21 18:33:48,339 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:48" (1/1) ... [2023-11-21 18:33:48,358 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:48" (1/1) ... [2023-11-21 18:33:48,361 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:48" (1/1) ... [2023-11-21 18:33:48,364 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:48" (1/1) ... [2023-11-21 18:33:48,368 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:33:48,369 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:33:48,370 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:33:48,370 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:33:48,377 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:48" (1/1) ... [2023-11-21 18:33:48,383 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:33:48,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2fcf8c-3557-4876-a38e-810d3f811ab0/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:33:48,413 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2fcf8c-3557-4876-a38e-810d3f811ab0/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:33:48,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2fcf8c-3557-4876-a38e-810d3f811ab0/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:33:48,447 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:33:48,447 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:33:48,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:33:48,447 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:33:48,447 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-21 18:33:48,448 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-21 18:33:48,448 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-21 18:33:48,448 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-21 18:33:48,448 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-21 18:33:48,449 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-21 18:33:48,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:33:48,449 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-21 18:33:48,449 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-21 18:33:48,449 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:33:48,449 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:33:48,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:33:48,450 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:33:48,452 WARN L212 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-21 18:33:48,582 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:33:48,585 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:33:49,249 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:33:49,512 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:33:49,513 INFO L308 CfgBuilder]: Removed 6 assume(true) statements. [2023-11-21 18:33:49,515 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:33:49 BoogieIcfgContainer [2023-11-21 18:33:49,516 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:33:49,517 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:33:49,517 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:33:49,527 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:33:49,527 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:33:49" (1/1) ... [2023-11-21 18:33:49,528 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) [2023-11-21 18:33:49,533 INFO L158 Benchmark]: Toolchain (without parser) took 1658.09ms. Allocated memory is still 117.4MB. Free memory was 74.0MB in the beginning and 45.9MB in the end (delta: 28.1MB). Peak memory consumption was 30.2MB. Max. memory is 16.1GB. [2023-11-21 18:33:49,534 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 117.4MB. Free memory is still 88.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:33:49,534 INFO L158 Benchmark]: CACSL2BoogieTranslator took 342.00ms. Allocated memory is still 117.4MB. Free memory was 73.6MB in the beginning and 61.4MB in the end (delta: 12.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-21 18:33:49,535 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.52ms. Allocated memory is still 117.4MB. Free memory was 61.4MB in the beginning and 59.0MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 18:33:49,536 INFO L158 Benchmark]: Boogie Preprocessor took 66.78ms. Allocated memory is still 117.4MB. Free memory was 59.0MB in the beginning and 56.5MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:33:49,537 INFO L158 Benchmark]: RCFGBuilder took 1146.46ms. Allocated memory is still 117.4MB. Free memory was 56.5MB in the beginning and 46.8MB in the end (delta: 9.7MB). Peak memory consumption was 17.7MB. Max. memory is 16.1GB. [2023-11-21 18:33:49,538 INFO L158 Benchmark]: CodeCheck took 14.79ms. Allocated memory is still 117.4MB. Free memory was 46.8MB in the beginning and 45.9MB in the end (delta: 900.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:33:49,560 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 0.39ms. Allocated memory is still 117.4MB. Free memory is still 88.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 342.00ms. Allocated memory is still 117.4MB. Free memory was 73.6MB in the beginning and 61.4MB in the end (delta: 12.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.52ms. Allocated memory is still 117.4MB. Free memory was 61.4MB in the beginning and 59.0MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 66.78ms. Allocated memory is still 117.4MB. Free memory was 59.0MB in the beginning and 56.5MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1146.46ms. Allocated memory is still 117.4MB. Free memory was 56.5MB in the beginning and 46.8MB in the end (delta: 9.7MB). Peak memory consumption was 17.7MB. Max. memory is 16.1GB. * CodeCheck took 14.79ms. Allocated memory is still 117.4MB. Free memory was 46.8MB in the beginning and 45.9MB in the end (delta: 900.8kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:33:49,597 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2fcf8c-3557-4876-a38e-810d3f811ab0/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2fcf8c-3557-4876-a38e-810d3f811ab0/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2fcf8c-3557-4876-a38e-810d3f811ab0/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2fcf8c-3557-4876-a38e-810d3f811ab0/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2fcf8c-3557-4876-a38e-810d3f811ab0/bin/ukojak-verify-i0I2FZA1j2/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2fcf8c-3557-4876-a38e-810d3f811ab0/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2fcf8c-3557-4876-a38e-810d3f811ab0/bin/ukojak-verify-i0I2FZA1j2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 670814d0a16da58b0f26835e20c05a244e2f373856f13b9d4ff2a931783edf81 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:33:52,302 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:33:52,388 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2fcf8c-3557-4876-a38e-810d3f811ab0/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-21 18:33:52,422 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:33:52,423 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:33:52,424 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:33:52,425 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:33:52,426 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:33:52,426 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:33:52,427 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:33:52,428 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:33:52,428 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-21 18:33:52,429 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-21 18:33:52,430 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-21 18:33:52,430 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:33:52,431 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 18:33:52,432 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 18:33:52,432 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 18:33:52,433 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:33:52,434 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:33:52,434 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:33:52,435 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:33:52,436 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:33:52,436 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:33:52,437 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:33:52,438 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-21 18:33:52,439 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:33:52,439 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:33:52,440 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:33:52,441 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:33:52,441 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 18:33:52,442 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:33:52,443 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-21 18:33:52,443 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 18:33:52,444 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_fd2fcf8c-3557-4876-a38e-810d3f811ab0/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2fcf8c-3557-4876-a38e-810d3f811ab0/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 670814d0a16da58b0f26835e20c05a244e2f373856f13b9d4ff2a931783edf81 [2023-11-21 18:33:52,796 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:33:52,820 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:33:52,823 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:33:52,825 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:33:52,825 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:33:52,827 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2fcf8c-3557-4876-a38e-810d3f811ab0/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c [2023-11-21 18:33:56,082 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:33:56,383 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:33:56,384 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2fcf8c-3557-4876-a38e-810d3f811ab0/sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c [2023-11-21 18:33:56,398 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2fcf8c-3557-4876-a38e-810d3f811ab0/bin/ukojak-verify-i0I2FZA1j2/data/615921c43/7ab0f616dd804db3b7e9b4a93586d38b/FLAG160328308 [2023-11-21 18:33:56,420 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2fcf8c-3557-4876-a38e-810d3f811ab0/bin/ukojak-verify-i0I2FZA1j2/data/615921c43/7ab0f616dd804db3b7e9b4a93586d38b [2023-11-21 18:33:56,429 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:33:56,431 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:33:56,435 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:33:56,435 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:33:56,441 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:33:56,445 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:33:56" (1/1) ... [2023-11-21 18:33:56,446 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5459e7b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:56, skipping insertion in model container [2023-11-21 18:33:56,446 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:33:56" (1/1) ... [2023-11-21 18:33:56,488 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:33:56,777 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:33:56,806 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-21 18:33:56,822 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:33:56,859 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:33:56,871 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:33:56,924 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:33:56,950 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:33:56,951 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:33:56,959 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:33:56,959 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:56 WrapperNode [2023-11-21 18:33:56,959 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:33:56,961 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:33:56,961 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:33:56,961 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:33:56,969 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:56" (1/1) ... [2023-11-21 18:33:56,995 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:56" (1/1) ... [2023-11-21 18:33:57,046 INFO L138 Inliner]: procedures = 28, calls = 58, calls flagged for inlining = 15, calls inlined = 23, statements flattened = 235 [2023-11-21 18:33:57,054 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:33:57,055 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:33:57,055 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:33:57,055 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:33:57,066 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:56" (1/1) ... [2023-11-21 18:33:57,066 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:56" (1/1) ... [2023-11-21 18:33:57,073 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:56" (1/1) ... [2023-11-21 18:33:57,073 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:56" (1/1) ... [2023-11-21 18:33:57,089 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:56" (1/1) ... [2023-11-21 18:33:57,094 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:56" (1/1) ... [2023-11-21 18:33:57,098 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:56" (1/1) ... [2023-11-21 18:33:57,100 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:56" (1/1) ... [2023-11-21 18:33:57,106 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:33:57,107 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:33:57,107 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:33:57,107 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:33:57,108 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:56" (1/1) ... [2023-11-21 18:33:57,114 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:33:57,131 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2fcf8c-3557-4876-a38e-810d3f811ab0/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:33:57,146 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2fcf8c-3557-4876-a38e-810d3f811ab0/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:33:57,171 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2fcf8c-3557-4876-a38e-810d3f811ab0/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:33:57,196 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:33:57,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 18:33:57,197 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:33:57,197 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-21 18:33:57,197 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-21 18:33:57,197 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-21 18:33:57,198 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-21 18:33:57,198 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-21 18:33:57,198 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-21 18:33:57,198 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-21 18:33:57,198 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-21 18:33:57,199 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-21 18:33:57,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:33:57,199 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:33:57,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:33:57,199 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:33:57,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-21 18:33:57,203 WARN L212 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-21 18:33:57,365 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:33:57,367 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:33:58,556 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:33:58,777 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:33:58,781 INFO L308 CfgBuilder]: Removed 6 assume(true) statements. [2023-11-21 18:33:58,784 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:33:58 BoogieIcfgContainer [2023-11-21 18:33:58,784 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:33:58,786 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:33:58,786 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:33:58,797 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:33:58,798 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:33:58" (1/1) ... [2023-11-21 18:33:58,799 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) [2023-11-21 18:33:58,804 INFO L158 Benchmark]: Toolchain (without parser) took 2371.94ms. Allocated memory was 77.6MB in the beginning and 102.8MB in the end (delta: 25.2MB). Free memory was 53.6MB in the beginning and 59.5MB in the end (delta: -5.8MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. [2023-11-21 18:33:58,805 INFO L158 Benchmark]: CDTParser took 0.45ms. Allocated memory is still 77.6MB. Free memory is still 53.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:33:58,807 INFO L158 Benchmark]: CACSL2BoogieTranslator took 524.46ms. Allocated memory was 77.6MB in the beginning and 102.8MB in the end (delta: 25.2MB). Free memory was 53.4MB in the beginning and 81.5MB in the end (delta: -28.1MB). Peak memory consumption was 17.8MB. Max. memory is 16.1GB. [2023-11-21 18:33:58,808 INFO L158 Benchmark]: Boogie Procedure Inliner took 93.74ms. Allocated memory is still 102.8MB. Free memory was 81.5MB in the beginning and 78.9MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:33:58,809 INFO L158 Benchmark]: Boogie Preprocessor took 51.00ms. Allocated memory is still 102.8MB. Free memory was 78.9MB in the beginning and 76.5MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:33:58,810 INFO L158 Benchmark]: RCFGBuilder took 1678.16ms. Allocated memory is still 102.8MB. Free memory was 76.5MB in the beginning and 61.0MB in the end (delta: 15.5MB). Peak memory consumption was 35.1MB. Max. memory is 16.1GB. [2023-11-21 18:33:58,810 INFO L158 Benchmark]: CodeCheck took 15.40ms. Allocated memory is still 102.8MB. Free memory was 60.3MB in the beginning and 59.5MB in the end (delta: 876.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:33:58,815 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 0.45ms. Allocated memory is still 77.6MB. Free memory is still 53.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 524.46ms. Allocated memory was 77.6MB in the beginning and 102.8MB in the end (delta: 25.2MB). Free memory was 53.4MB in the beginning and 81.5MB in the end (delta: -28.1MB). Peak memory consumption was 17.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 93.74ms. Allocated memory is still 102.8MB. Free memory was 81.5MB in the beginning and 78.9MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.00ms. Allocated memory is still 102.8MB. Free memory was 78.9MB in the beginning and 76.5MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1678.16ms. Allocated memory is still 102.8MB. Free memory was 76.5MB in the beginning and 61.0MB in the end (delta: 15.5MB). Peak memory consumption was 35.1MB. Max. memory is 16.1GB. * CodeCheck took 15.40ms. Allocated memory is still 102.8MB. Free memory was 60.3MB in the beginning and 59.5MB in the end (delta: 876.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:33:58,857 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2fcf8c-3557-4876-a38e-810d3f811ab0/bin/ukojak-verify-i0I2FZA1j2/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