./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/popl20-more-inc-subseq.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2944aeb-0148-460a-9af7-e9929d9d1887/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2944aeb-0148-460a-9af7-e9929d9d1887/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2944aeb-0148-460a-9af7-e9929d9d1887/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2944aeb-0148-460a-9af7-e9929d9d1887/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-more-inc-subseq.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2944aeb-0148-460a-9af7-e9929d9d1887/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2944aeb-0148-460a-9af7-e9929d9d1887/bin/ukojak-verify-G8NBE6pJGL --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 69f7b2e4777088b02df05d348ae0a210dcd9618a97428b10acd3ef63d9199610 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:47:57,586 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:47:57,741 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2944aeb-0148-460a-9af7-e9929d9d1887/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 02:47:57,749 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:47:57,750 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:47:57,797 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:47:57,798 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:47:57,799 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:47:57,800 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:47:57,805 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:47:57,806 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:47:57,806 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:47:57,807 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:47:57,809 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 02:47:57,809 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 02:47:57,809 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 02:47:57,810 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:47:57,810 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:47:57,811 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:47:57,811 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:47:57,812 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:47:57,813 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:47:57,813 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:47:57,814 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:47:57,814 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:47:57,815 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:47:57,815 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:47:57,816 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:47:57,816 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:47:57,817 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_e2944aeb-0148-460a-9af7-e9929d9d1887/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2944aeb-0148-460a-9af7-e9929d9d1887/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 69f7b2e4777088b02df05d348ae0a210dcd9618a97428b10acd3ef63d9199610 [2023-11-19 02:47:58,168 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:47:58,192 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:47:58,195 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:47:58,196 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:47:58,197 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:47:58,198 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2944aeb-0148-460a-9af7-e9929d9d1887/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/popl20-more-inc-subseq.wvr.c [2023-11-19 02:48:01,352 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:48:01,662 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:48:01,663 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2944aeb-0148-460a-9af7-e9929d9d1887/sv-benchmarks/c/weaver/popl20-more-inc-subseq.wvr.c [2023-11-19 02:48:01,675 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2944aeb-0148-460a-9af7-e9929d9d1887/bin/ukojak-verify-G8NBE6pJGL/data/0727de2a9/8f3738f389aa442991a31592d62553b5/FLAG9c3ad7f3d [2023-11-19 02:48:01,694 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2944aeb-0148-460a-9af7-e9929d9d1887/bin/ukojak-verify-G8NBE6pJGL/data/0727de2a9/8f3738f389aa442991a31592d62553b5 [2023-11-19 02:48:01,701 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:48:01,702 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:48:01,706 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:48:01,706 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:48:01,712 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:48:01,713 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:48:01" (1/1) ... [2023-11-19 02:48:01,714 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e56b676 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:01, skipping insertion in model container [2023-11-19 02:48:01,714 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:48:01" (1/1) ... [2023-11-19 02:48:01,750 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:48:02,073 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:48:02,084 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:48:02,112 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:48:02,124 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:48:02,124 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:48:02,131 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:48:02,131 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:02 WrapperNode [2023-11-19 02:48:02,131 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:48:02,132 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:48:02,133 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:48:02,133 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:48:02,141 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:02" (1/1) ... [2023-11-19 02:48:02,161 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:02" (1/1) ... [2023-11-19 02:48:02,199 INFO L138 Inliner]: procedures = 24, calls = 46, calls flagged for inlining = 12, calls inlined = 14, statements flattened = 201 [2023-11-19 02:48:02,199 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:48:02,200 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:48:02,201 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:48:02,201 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:48:02,210 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:02" (1/1) ... [2023-11-19 02:48:02,210 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:02" (1/1) ... [2023-11-19 02:48:02,214 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:02" (1/1) ... [2023-11-19 02:48:02,215 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:02" (1/1) ... [2023-11-19 02:48:02,224 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:02" (1/1) ... [2023-11-19 02:48:02,231 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:02" (1/1) ... [2023-11-19 02:48:02,234 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:02" (1/1) ... [2023-11-19 02:48:02,235 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:02" (1/1) ... [2023-11-19 02:48:02,240 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:48:02,240 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:48:02,241 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:48:02,241 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:48:02,242 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:02" (1/1) ... [2023-11-19 02:48:02,248 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:48:02,275 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2944aeb-0148-460a-9af7-e9929d9d1887/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:48:02,290 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2944aeb-0148-460a-9af7-e9929d9d1887/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:48:02,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2944aeb-0148-460a-9af7-e9929d9d1887/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:48:02,324 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:48:02,324 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 02:48:02,324 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 02:48:02,324 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 02:48:02,325 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 02:48:02,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:48:02,325 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:48:02,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:48:02,325 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 02:48:02,325 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 02:48:02,325 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 02:48:02,326 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:48:02,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:48:02,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:48:02,326 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:48:02,328 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 02:48:02,440 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:48:02,442 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:48:03,005 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:48:03,144 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:48:03,144 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-19 02:48:03,152 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:48:03 BoogieIcfgContainer [2023-11-19 02:48:03,152 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:48:03,153 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:48:03,153 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:48:03,161 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:48:03,161 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:48:03" (1/1) ... [2023-11-19 02:48:03,162 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 02:48:03,166 INFO L158 Benchmark]: Toolchain (without parser) took 1463.01ms. Allocated memory is still 186.6MB. Free memory was 116.6MB in the beginning and 115.1MB in the end (delta: 1.5MB). Peak memory consumption was 1.5MB. Max. memory is 16.1GB. [2023-11-19 02:48:03,166 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 186.6MB. Free memory is still 157.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:48:03,167 INFO L158 Benchmark]: CACSL2BoogieTranslator took 425.46ms. Allocated memory is still 186.6MB. Free memory was 116.3MB in the beginning and 153.4MB in the end (delta: -37.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 02:48:03,167 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.28ms. Allocated memory is still 186.6MB. Free memory was 153.4MB in the beginning and 151.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:48:03,168 INFO L158 Benchmark]: Boogie Preprocessor took 39.49ms. Allocated memory is still 186.6MB. Free memory was 151.4MB in the beginning and 149.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:48:03,169 INFO L158 Benchmark]: RCFGBuilder took 911.52ms. Allocated memory is still 186.6MB. Free memory was 149.3MB in the beginning and 115.7MB in the end (delta: 33.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-11-19 02:48:03,169 INFO L158 Benchmark]: CodeCheck took 11.64ms. Allocated memory is still 186.6MB. Free memory was 115.7MB in the beginning and 115.1MB in the end (delta: 623.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:48:03,173 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 0.23ms. Allocated memory is still 186.6MB. Free memory is still 157.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 425.46ms. Allocated memory is still 186.6MB. Free memory was 116.3MB in the beginning and 153.4MB in the end (delta: -37.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.28ms. Allocated memory is still 186.6MB. Free memory was 153.4MB in the beginning and 151.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.49ms. Allocated memory is still 186.6MB. Free memory was 151.4MB in the beginning and 149.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 911.52ms. Allocated memory is still 186.6MB. Free memory was 149.3MB in the beginning and 115.7MB in the end (delta: 33.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * CodeCheck took 11.64ms. Allocated memory is still 186.6MB. Free memory was 115.7MB in the beginning and 115.1MB in the end (delta: 623.1kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:48:03,211 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2944aeb-0148-460a-9af7-e9929d9d1887/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2944aeb-0148-460a-9af7-e9929d9d1887/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2944aeb-0148-460a-9af7-e9929d9d1887/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2944aeb-0148-460a-9af7-e9929d9d1887/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2944aeb-0148-460a-9af7-e9929d9d1887/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-more-inc-subseq.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2944aeb-0148-460a-9af7-e9929d9d1887/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2944aeb-0148-460a-9af7-e9929d9d1887/bin/ukojak-verify-G8NBE6pJGL --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 69f7b2e4777088b02df05d348ae0a210dcd9618a97428b10acd3ef63d9199610 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:48:06,059 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:48:06,190 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2944aeb-0148-460a-9af7-e9929d9d1887/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-19 02:48:06,262 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:48:06,263 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:48:06,264 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:48:06,265 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:48:06,265 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:48:06,266 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:48:06,271 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:48:06,272 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:48:06,272 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 02:48:06,273 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 02:48:06,275 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 02:48:06,275 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:48:06,276 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 02:48:06,276 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 02:48:06,277 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 02:48:06,277 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:48:06,278 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:48:06,278 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:48:06,279 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:48:06,279 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:48:06,280 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:48:06,280 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:48:06,281 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 02:48:06,282 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:48:06,282 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:48:06,283 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:48:06,283 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:48:06,285 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 02:48:06,285 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:48:06,285 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 02:48:06,286 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 02:48:06,286 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_e2944aeb-0148-460a-9af7-e9929d9d1887/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2944aeb-0148-460a-9af7-e9929d9d1887/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 69f7b2e4777088b02df05d348ae0a210dcd9618a97428b10acd3ef63d9199610 [2023-11-19 02:48:06,682 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:48:06,707 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:48:06,712 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:48:06,713 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:48:06,715 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:48:06,716 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2944aeb-0148-460a-9af7-e9929d9d1887/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/popl20-more-inc-subseq.wvr.c [2023-11-19 02:48:09,838 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:48:10,153 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:48:10,154 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2944aeb-0148-460a-9af7-e9929d9d1887/sv-benchmarks/c/weaver/popl20-more-inc-subseq.wvr.c [2023-11-19 02:48:10,163 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2944aeb-0148-460a-9af7-e9929d9d1887/bin/ukojak-verify-G8NBE6pJGL/data/8344e0986/76ecef4436614eec85584ed6fcc2fb96/FLAG435164ec3 [2023-11-19 02:48:10,180 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2944aeb-0148-460a-9af7-e9929d9d1887/bin/ukojak-verify-G8NBE6pJGL/data/8344e0986/76ecef4436614eec85584ed6fcc2fb96 [2023-11-19 02:48:10,182 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:48:10,184 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:48:10,186 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:48:10,186 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:48:10,191 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:48:10,192 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:48:10" (1/1) ... [2023-11-19 02:48:10,193 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40e4f81f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:10, skipping insertion in model container [2023-11-19 02:48:10,194 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:48:10" (1/1) ... [2023-11-19 02:48:10,221 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:48:10,502 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:48:10,526 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-19 02:48:10,539 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:48:10,571 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:48:10,589 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:48:10,637 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:48:10,649 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:48:10,650 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:48:10,658 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:48:10,659 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:10 WrapperNode [2023-11-19 02:48:10,659 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:48:10,661 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:48:10,661 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:48:10,661 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:48:10,669 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:10" (1/1) ... [2023-11-19 02:48:10,694 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:10" (1/1) ... [2023-11-19 02:48:10,777 INFO L138 Inliner]: procedures = 26, calls = 46, calls flagged for inlining = 12, calls inlined = 14, statements flattened = 196 [2023-11-19 02:48:10,778 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:48:10,789 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:48:10,789 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:48:10,789 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:48:10,800 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:10" (1/1) ... [2023-11-19 02:48:10,814 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:10" (1/1) ... [2023-11-19 02:48:10,819 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:10" (1/1) ... [2023-11-19 02:48:10,819 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:10" (1/1) ... [2023-11-19 02:48:10,841 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:10" (1/1) ... [2023-11-19 02:48:10,845 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:10" (1/1) ... [2023-11-19 02:48:10,853 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:10" (1/1) ... [2023-11-19 02:48:10,856 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:10" (1/1) ... [2023-11-19 02:48:10,859 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:48:10,860 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:48:10,860 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:48:10,860 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:48:10,860 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:10" (1/1) ... [2023-11-19 02:48:10,866 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:48:10,885 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2944aeb-0148-460a-9af7-e9929d9d1887/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:48:10,906 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2944aeb-0148-460a-9af7-e9929d9d1887/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:48:10,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2944aeb-0148-460a-9af7-e9929d9d1887/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:48:10,949 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:48:10,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 02:48:10,949 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:48:10,949 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 02:48:10,949 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 02:48:10,950 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 02:48:10,950 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 02:48:10,950 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 02:48:10,950 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 02:48:10,950 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 02:48:10,951 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 02:48:10,951 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:48:10,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:48:10,951 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:48:10,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 02:48:10,953 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 02:48:11,069 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:48:11,071 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:48:11,722 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:48:11,844 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:48:11,845 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-19 02:48:11,849 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:48:11 BoogieIcfgContainer [2023-11-19 02:48:11,849 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:48:11,850 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:48:11,851 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:48:11,861 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:48:11,861 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:48:11" (1/1) ... [2023-11-19 02:48:11,862 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 02:48:11,869 INFO L158 Benchmark]: Toolchain (without parser) took 1683.99ms. Allocated memory is still 79.7MB. Free memory was 56.0MB in the beginning and 36.2MB in the end (delta: 19.8MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. [2023-11-19 02:48:11,870 INFO L158 Benchmark]: CDTParser took 0.73ms. Allocated memory is still 58.7MB. Free memory was 35.0MB in the beginning and 35.0MB in the end (delta: 32.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:48:11,871 INFO L158 Benchmark]: CACSL2BoogieTranslator took 473.94ms. Allocated memory is still 79.7MB. Free memory was 55.8MB in the beginning and 41.8MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 02:48:11,872 INFO L158 Benchmark]: Boogie Procedure Inliner took 117.42ms. Allocated memory is still 79.7MB. Free memory was 41.6MB in the beginning and 59.2MB in the end (delta: -17.6MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. [2023-11-19 02:48:11,874 INFO L158 Benchmark]: Boogie Preprocessor took 70.14ms. Allocated memory is still 79.7MB. Free memory was 59.2MB in the beginning and 57.1MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:48:11,875 INFO L158 Benchmark]: RCFGBuilder took 990.14ms. Allocated memory is still 79.7MB. Free memory was 57.1MB in the beginning and 37.1MB in the end (delta: 20.0MB). Peak memory consumption was 29.5MB. Max. memory is 16.1GB. [2023-11-19 02:48:11,875 INFO L158 Benchmark]: CodeCheck took 16.93ms. Allocated memory is still 79.7MB. Free memory was 37.1MB in the beginning and 36.2MB in the end (delta: 892.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:48:11,887 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 0.73ms. Allocated memory is still 58.7MB. Free memory was 35.0MB in the beginning and 35.0MB in the end (delta: 32.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 473.94ms. Allocated memory is still 79.7MB. Free memory was 55.8MB in the beginning and 41.8MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 117.42ms. Allocated memory is still 79.7MB. Free memory was 41.6MB in the beginning and 59.2MB in the end (delta: -17.6MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 70.14ms. Allocated memory is still 79.7MB. Free memory was 59.2MB in the beginning and 57.1MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 990.14ms. Allocated memory is still 79.7MB. Free memory was 57.1MB in the beginning and 37.1MB in the end (delta: 20.0MB). Peak memory consumption was 29.5MB. Max. memory is 16.1GB. * CodeCheck took 16.93ms. Allocated memory is still 79.7MB. Free memory was 37.1MB in the beginning and 36.2MB in the end (delta: 892.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:48:11,926 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2944aeb-0148-460a-9af7-e9929d9d1887/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported