./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread/stack_longer-2.i --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_d29d80b7-401a-4302-96ce-c6c706bd5940/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29d80b7-401a-4302-96ce-c6c706bd5940/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_d29d80b7-401a-4302-96ce-c6c706bd5940/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29d80b7-401a-4302-96ce-c6c706bd5940/bin/ukojak-verify-i0I2FZA1j2/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread/stack_longer-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29d80b7-401a-4302-96ce-c6c706bd5940/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_d29d80b7-401a-4302-96ce-c6c706bd5940/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 402cb3c5f3290109e83e598d96446a87fac59fa4aaa0b6234366e7da005f5688 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:36:28,524 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:36:28,589 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29d80b7-401a-4302-96ce-c6c706bd5940/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-21 18:36:28,594 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:36:28,594 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:36:28,617 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:36:28,619 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:36:28,619 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:36:28,620 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:36:28,621 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:36:28,621 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:36:28,622 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:36:28,623 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:36:28,623 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-21 18:36:28,624 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-21 18:36:28,624 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-21 18:36:28,625 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:36:28,626 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:36:28,626 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:36:28,627 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:36:28,627 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:36:28,628 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:36:28,629 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:36:28,629 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:36:28,630 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:36:28,630 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:36:28,631 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:36:28,631 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:36:28,631 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:36:28,632 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_d29d80b7-401a-4302-96ce-c6c706bd5940/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29d80b7-401a-4302-96ce-c6c706bd5940/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 402cb3c5f3290109e83e598d96446a87fac59fa4aaa0b6234366e7da005f5688 [2023-11-21 18:36:28,956 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:36:28,987 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:36:28,990 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:36:28,992 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:36:28,993 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:36:28,994 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29d80b7-401a-4302-96ce-c6c706bd5940/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/pthread/stack_longer-2.i [2023-11-21 18:36:32,111 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:36:32,460 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:36:32,460 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29d80b7-401a-4302-96ce-c6c706bd5940/sv-benchmarks/c/pthread/stack_longer-2.i [2023-11-21 18:36:32,480 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29d80b7-401a-4302-96ce-c6c706bd5940/bin/ukojak-verify-i0I2FZA1j2/data/2547f26a5/1e580e1bec7f47358708826a8285bfe5/FLAGb616eb518 [2023-11-21 18:36:32,502 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29d80b7-401a-4302-96ce-c6c706bd5940/bin/ukojak-verify-i0I2FZA1j2/data/2547f26a5/1e580e1bec7f47358708826a8285bfe5 [2023-11-21 18:36:32,505 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:36:32,507 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:36:32,509 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:36:32,509 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:36:32,516 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:36:32,517 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:36:32" (1/1) ... [2023-11-21 18:36:32,519 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ef56754 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:32, skipping insertion in model container [2023-11-21 18:36:32,519 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:36:32" (1/1) ... [2023-11-21 18:36:32,601 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:36:33,230 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:36:33,248 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:36:33,325 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:36:33,419 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:36:33,420 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:33 WrapperNode [2023-11-21 18:36:33,420 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:36:33,422 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:36:33,422 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:36:33,422 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:36:33,430 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:33" (1/1) ... [2023-11-21 18:36:33,473 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:33" (1/1) ... [2023-11-21 18:36:33,535 INFO L138 Inliner]: procedures = 278, calls = 41, calls flagged for inlining = 12, calls inlined = 13, statements flattened = 160 [2023-11-21 18:36:33,536 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:36:33,537 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:36:33,537 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:36:33,537 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:36:33,548 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:33" (1/1) ... [2023-11-21 18:36:33,549 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:33" (1/1) ... [2023-11-21 18:36:33,567 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:33" (1/1) ... [2023-11-21 18:36:33,571 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:33" (1/1) ... [2023-11-21 18:36:33,581 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:33" (1/1) ... [2023-11-21 18:36:33,599 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:33" (1/1) ... [2023-11-21 18:36:33,603 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:33" (1/1) ... [2023-11-21 18:36:33,618 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:33" (1/1) ... [2023-11-21 18:36:33,622 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:36:33,624 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:36:33,624 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:36:33,624 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:36:33,625 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:33" (1/1) ... [2023-11-21 18:36:33,632 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:36:33,652 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29d80b7-401a-4302-96ce-c6c706bd5940/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:36:33,680 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29d80b7-401a-4302-96ce-c6c706bd5940/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:36:33,706 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29d80b7-401a-4302-96ce-c6c706bd5940/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:36:33,741 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2023-11-21 18:36:33,742 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2023-11-21 18:36:33,742 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2023-11-21 18:36:33,742 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2023-11-21 18:36:33,743 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:36:33,743 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:36:33,743 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-21 18:36:33,743 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:36:33,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:36:33,744 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-21 18:36:33,744 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:36:33,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:36:33,746 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:36:33,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:36:33,749 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 18:36:33,929 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:36:33,932 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:36:34,292 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:36:34,351 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:36:34,351 INFO L308 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-21 18:36:34,353 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:36:34 BoogieIcfgContainer [2023-11-21 18:36:34,354 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:36:34,355 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:36:34,355 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:36:34,386 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:36:34,391 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:36:34" (1/1) ... [2023-11-21 18:36:34,392 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 18:36:34,398 INFO L158 Benchmark]: Toolchain (without parser) took 1889.66ms. Allocated memory is still 123.7MB. Free memory was 74.1MB in the beginning and 92.9MB in the end (delta: -18.8MB). Peak memory consumption was 32.3MB. Max. memory is 16.1GB. [2023-11-21 18:36:34,399 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 94.4MB. Free memory is still 63.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:36:34,400 INFO L158 Benchmark]: CACSL2BoogieTranslator took 911.97ms. Allocated memory is still 123.7MB. Free memory was 73.8MB in the beginning and 72.2MB in the end (delta: 1.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-21 18:36:34,404 INFO L158 Benchmark]: Boogie Procedure Inliner took 114.23ms. Allocated memory is still 123.7MB. Free memory was 71.7MB in the beginning and 69.0MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 18:36:34,406 INFO L158 Benchmark]: Boogie Preprocessor took 86.21ms. Allocated memory is still 123.7MB. Free memory was 69.0MB in the beginning and 67.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:36:34,408 INFO L158 Benchmark]: RCFGBuilder took 730.33ms. Allocated memory is still 123.7MB. Free memory was 67.0MB in the beginning and 46.5MB in the end (delta: 20.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-21 18:36:34,409 INFO L158 Benchmark]: CodeCheck took 40.98ms. Allocated memory is still 123.7MB. Free memory was 46.5MB in the beginning and 92.9MB in the end (delta: -46.4MB). Peak memory consumption was 7.4MB. Max. memory is 16.1GB. [2023-11-21 18:36:34,420 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 0.31ms. Allocated memory is still 94.4MB. Free memory is still 63.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 911.97ms. Allocated memory is still 123.7MB. Free memory was 73.8MB in the beginning and 72.2MB in the end (delta: 1.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 114.23ms. Allocated memory is still 123.7MB. Free memory was 71.7MB in the beginning and 69.0MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 86.21ms. Allocated memory is still 123.7MB. Free memory was 69.0MB in the beginning and 67.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 730.33ms. Allocated memory is still 123.7MB. Free memory was 67.0MB in the beginning and 46.5MB in the end (delta: 20.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 40.98ms. Allocated memory is still 123.7MB. Free memory was 46.5MB in the beginning and 92.9MB in the end (delta: -46.4MB). Peak memory consumption was 7.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:36:34,466 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29d80b7-401a-4302-96ce-c6c706bd5940/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 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_d29d80b7-401a-4302-96ce-c6c706bd5940/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29d80b7-401a-4302-96ce-c6c706bd5940/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_d29d80b7-401a-4302-96ce-c6c706bd5940/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29d80b7-401a-4302-96ce-c6c706bd5940/bin/ukojak-verify-i0I2FZA1j2/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread/stack_longer-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29d80b7-401a-4302-96ce-c6c706bd5940/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_d29d80b7-401a-4302-96ce-c6c706bd5940/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 402cb3c5f3290109e83e598d96446a87fac59fa4aaa0b6234366e7da005f5688 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:36:37,635 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:36:37,772 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29d80b7-401a-4302-96ce-c6c706bd5940/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-21 18:36:37,840 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:36:37,842 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:36:37,843 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:36:37,844 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:36:37,845 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:36:37,846 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:36:37,852 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:36:37,852 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:36:37,853 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-21 18:36:37,853 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-21 18:36:37,856 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-21 18:36:37,856 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:36:37,857 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 18:36:37,857 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 18:36:37,857 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 18:36:37,858 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:36:37,859 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:36:37,860 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:36:37,860 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:36:37,861 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:36:37,861 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:36:37,862 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:36:37,862 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-21 18:36:37,863 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:36:37,864 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:36:37,865 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:36:37,865 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:36:37,867 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 18:36:37,867 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:36:37,867 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-21 18:36:37,868 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 18:36:37,868 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_d29d80b7-401a-4302-96ce-c6c706bd5940/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29d80b7-401a-4302-96ce-c6c706bd5940/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 402cb3c5f3290109e83e598d96446a87fac59fa4aaa0b6234366e7da005f5688 [2023-11-21 18:36:38,350 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:36:38,383 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:36:38,386 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:36:38,388 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:36:38,388 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:36:38,391 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29d80b7-401a-4302-96ce-c6c706bd5940/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/pthread/stack_longer-2.i [2023-11-21 18:36:41,883 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:36:42,249 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:36:42,249 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29d80b7-401a-4302-96ce-c6c706bd5940/sv-benchmarks/c/pthread/stack_longer-2.i [2023-11-21 18:36:42,272 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29d80b7-401a-4302-96ce-c6c706bd5940/bin/ukojak-verify-i0I2FZA1j2/data/cd8d562e9/6b1245f3ca95495ea717d7a70fbaa1c3/FLAGd6360b9b2 [2023-11-21 18:36:42,290 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29d80b7-401a-4302-96ce-c6c706bd5940/bin/ukojak-verify-i0I2FZA1j2/data/cd8d562e9/6b1245f3ca95495ea717d7a70fbaa1c3 [2023-11-21 18:36:42,294 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:36:42,295 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:36:42,297 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:36:42,298 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:36:42,304 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:36:42,305 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:36:42" (1/1) ... [2023-11-21 18:36:42,306 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@468da064 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:42, skipping insertion in model container [2023-11-21 18:36:42,306 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:36:42" (1/1) ... [2023-11-21 18:36:42,377 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:36:43,183 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:36:43,208 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:36:43,322 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:36:43,464 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:36:43,465 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:43 WrapperNode [2023-11-21 18:36:43,466 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:36:43,467 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:36:43,468 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:36:43,468 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:36:43,479 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:43" (1/1) ... [2023-11-21 18:36:43,523 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:43" (1/1) ... [2023-11-21 18:36:43,564 INFO L138 Inliner]: procedures = 282, calls = 41, calls flagged for inlining = 12, calls inlined = 13, statements flattened = 157 [2023-11-21 18:36:43,569 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:36:43,570 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:36:43,571 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:36:43,571 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:36:43,583 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:43" (1/1) ... [2023-11-21 18:36:43,583 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:43" (1/1) ... [2023-11-21 18:36:43,604 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:43" (1/1) ... [2023-11-21 18:36:43,606 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:43" (1/1) ... [2023-11-21 18:36:43,618 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:43" (1/1) ... [2023-11-21 18:36:43,638 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:43" (1/1) ... [2023-11-21 18:36:43,644 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:43" (1/1) ... [2023-11-21 18:36:43,664 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:43" (1/1) ... [2023-11-21 18:36:43,669 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:36:43,671 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:36:43,671 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:36:43,671 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:36:43,672 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:43" (1/1) ... [2023-11-21 18:36:43,679 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:36:43,699 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29d80b7-401a-4302-96ce-c6c706bd5940/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:36:43,714 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29d80b7-401a-4302-96ce-c6c706bd5940/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:36:43,749 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29d80b7-401a-4302-96ce-c6c706bd5940/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:36:43,774 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-21 18:36:43,775 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2023-11-21 18:36:43,775 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2023-11-21 18:36:43,775 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2023-11-21 18:36:43,776 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2023-11-21 18:36:43,777 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:36:43,793 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:36:43,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-21 18:36:43,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 18:36:43,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-21 18:36:43,793 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-21 18:36:43,794 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-21 18:36:43,794 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:36:43,794 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:36:43,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:36:43,796 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 18:36:43,975 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:36:43,977 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:36:44,516 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:36:44,552 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:36:44,552 INFO L308 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-21 18:36:44,555 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:36:44 BoogieIcfgContainer [2023-11-21 18:36:44,555 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:36:44,556 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:36:44,557 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:36:44,570 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:36:44,570 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:36:44" (1/1) ... [2023-11-21 18:36:44,571 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 18:36:44,577 INFO L158 Benchmark]: Toolchain (without parser) took 2280.36ms. Allocated memory was 75.5MB in the beginning and 100.7MB in the end (delta: 25.2MB). Free memory was 50.1MB in the beginning and 57.3MB in the end (delta: -7.2MB). Peak memory consumption was 18.3MB. Max. memory is 16.1GB. [2023-11-21 18:36:44,578 INFO L158 Benchmark]: CDTParser took 0.68ms. Allocated memory is still 75.5MB. Free memory is still 50.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:36:44,579 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1168.98ms. Allocated memory was 75.5MB in the beginning and 100.7MB in the end (delta: 25.2MB). Free memory was 49.8MB in the beginning and 60.6MB in the end (delta: -10.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-21 18:36:44,580 INFO L158 Benchmark]: Boogie Procedure Inliner took 102.36ms. Allocated memory is still 100.7MB. Free memory was 60.6MB in the beginning and 57.8MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:36:44,581 INFO L158 Benchmark]: Boogie Preprocessor took 99.23ms. Allocated memory is still 100.7MB. Free memory was 57.8MB in the beginning and 55.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:36:44,582 INFO L158 Benchmark]: RCFGBuilder took 884.68ms. Allocated memory is still 100.7MB. Free memory was 55.7MB in the beginning and 58.0MB in the end (delta: -2.3MB). Peak memory consumption was 5.7MB. Max. memory is 16.1GB. [2023-11-21 18:36:44,582 INFO L158 Benchmark]: CodeCheck took 18.44ms. Allocated memory is still 100.7MB. Free memory was 58.0MB in the beginning and 57.3MB in the end (delta: 707.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:36:44,587 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 0.68ms. Allocated memory is still 75.5MB. Free memory is still 50.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1168.98ms. Allocated memory was 75.5MB in the beginning and 100.7MB in the end (delta: 25.2MB). Free memory was 49.8MB in the beginning and 60.6MB in the end (delta: -10.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 102.36ms. Allocated memory is still 100.7MB. Free memory was 60.6MB in the beginning and 57.8MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 99.23ms. Allocated memory is still 100.7MB. Free memory was 57.8MB in the beginning and 55.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 884.68ms. Allocated memory is still 100.7MB. Free memory was 55.7MB in the beginning and 58.0MB in the end (delta: -2.3MB). Peak memory consumption was 5.7MB. Max. memory is 16.1GB. * CodeCheck took 18.44ms. Allocated memory is still 100.7MB. Free memory was 58.0MB in the beginning and 57.3MB in the end (delta: 707.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:36:44,624 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29d80b7-401a-4302-96ce-c6c706bd5940/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