./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/chl-time-symm.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc 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_2b2f7acf-a943-42cc-b378-09bcb7cf5898/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2f7acf-a943-42cc-b378-09bcb7cf5898/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2f7acf-a943-42cc-b378-09bcb7cf5898/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2f7acf-a943-42cc-b378-09bcb7cf5898/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/chl-time-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2f7acf-a943-42cc-b378-09bcb7cf5898/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2f7acf-a943-42cc-b378-09bcb7cf5898/bin/ukojak-verify-Qdu7aM0XO9 --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 afd4dff22cd4af07bd40593cdae3d07b68e9e49be619064a67ffd75ffa5bf4b2 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:32:27,454 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:32:27,519 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2f7acf-a943-42cc-b378-09bcb7cf5898/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-12-03 04:32:27,523 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 04:32:27,523 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 04:32:27,548 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:32:27,549 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:32:27,549 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:32:27,550 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:32:27,551 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 04:32:27,551 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 04:32:27,552 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 04:32:27,552 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:32:27,553 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-03 04:32:27,553 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-03 04:32:27,554 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-03 04:32:27,554 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:32:27,555 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 04:32:27,555 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 04:32:27,555 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:32:27,556 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:32:27,557 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:32:27,557 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:32:27,558 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:32:27,558 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:32:27,559 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:32:27,559 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:32:27,559 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 04:32:27,560 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 04:32:27,560 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_2b2f7acf-a943-42cc-b378-09bcb7cf5898/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2f7acf-a943-42cc-b378-09bcb7cf5898/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> afd4dff22cd4af07bd40593cdae3d07b68e9e49be619064a67ffd75ffa5bf4b2 [2023-12-03 04:32:27,788 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:32:27,810 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:32:27,813 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:32:27,814 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:32:27,815 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:32:27,816 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2f7acf-a943-42cc-b378-09bcb7cf5898/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/chl-time-symm.wvr.c [2023-12-03 04:32:30,551 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:32:30,712 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:32:30,713 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2f7acf-a943-42cc-b378-09bcb7cf5898/sv-benchmarks/c/weaver/chl-time-symm.wvr.c [2023-12-03 04:32:30,721 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2f7acf-a943-42cc-b378-09bcb7cf5898/bin/ukojak-verify-Qdu7aM0XO9/data/1693e8792/4f83271e70d94e7aa72a92a390276602/FLAG3bb6638da [2023-12-03 04:32:30,736 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2f7acf-a943-42cc-b378-09bcb7cf5898/bin/ukojak-verify-Qdu7aM0XO9/data/1693e8792/4f83271e70d94e7aa72a92a390276602 [2023-12-03 04:32:30,739 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:32:30,741 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:32:30,742 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:32:30,742 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:32:30,747 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:32:30,748 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:32:30" (1/1) ... [2023-12-03 04:32:30,749 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c18bed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:32:30, skipping insertion in model container [2023-12-03 04:32:30,749 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:32:30" (1/1) ... [2023-12-03 04:32:30,774 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:32:30,953 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:32:30,964 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:32:30,986 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:32:30,995 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:32:30,995 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:32:31,004 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:32:31,004 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:32:31 WrapperNode [2023-12-03 04:32:31,004 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:32:31,005 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:32:31,006 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:32:31,006 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:32:31,014 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:32:31" (1/1) ... [2023-12-03 04:32:31,022 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:32:31" (1/1) ... [2023-12-03 04:32:31,047 INFO L138 Inliner]: procedures = 22, calls = 30, calls flagged for inlining = 10, calls inlined = 16, statements flattened = 157 [2023-12-03 04:32:31,048 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:32:31,048 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:32:31,049 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:32:31,049 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:32:31,058 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:32:31" (1/1) ... [2023-12-03 04:32:31,058 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:32:31" (1/1) ... [2023-12-03 04:32:31,061 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:32:31" (1/1) ... [2023-12-03 04:32:31,062 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:32:31" (1/1) ... [2023-12-03 04:32:31,068 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:32:31" (1/1) ... [2023-12-03 04:32:31,070 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:32:31" (1/1) ... [2023-12-03 04:32:31,072 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:32:31" (1/1) ... [2023-12-03 04:32:31,073 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:32:31" (1/1) ... [2023-12-03 04:32:31,076 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:32:31,077 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:32:31,078 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:32:31,078 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:32:31,079 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:32:31" (1/1) ... [2023-12-03 04:32:31,084 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:32:31,095 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2f7acf-a943-42cc-b378-09bcb7cf5898/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:32:31,107 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2f7acf-a943-42cc-b378-09bcb7cf5898/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:32:31,116 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2f7acf-a943-42cc-b378-09bcb7cf5898/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:32:31,148 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:32:31,148 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-03 04:32:31,149 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-03 04:32:31,149 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-03 04:32:31,149 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-03 04:32:31,149 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 04:32:31,149 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 04:32:31,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 04:32:31,150 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 04:32:31,150 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 04:32:31,150 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:32:31,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:32:31,151 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 04:32:31,151 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 04:32:31,152 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 04:32:31,259 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:32:31,261 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:32:31,560 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:32:31,791 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:32:31,791 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 04:32:31,793 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:32:31 BoogieIcfgContainer [2023-12-03 04:32:31,793 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:32:31,794 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:32:31,794 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:32:31,802 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:32:31,802 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:32:31" (1/1) ... [2023-12-03 04:32:31,803 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) [2023-12-03 04:32:31,807 INFO L158 Benchmark]: Toolchain (without parser) took 1065.42ms. Allocated memory was 163.6MB in the beginning and 220.2MB in the end (delta: 56.6MB). Free memory was 119.1MB in the beginning and 168.1MB in the end (delta: -49.0MB). Peak memory consumption was 6.0MB. Max. memory is 16.1GB. [2023-12-03 04:32:31,808 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 100.7MB. Free memory is still 50.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:32:31,809 INFO L158 Benchmark]: CACSL2BoogieTranslator took 262.57ms. Allocated memory is still 163.6MB. Free memory was 118.6MB in the beginning and 107.2MB in the end (delta: 11.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-03 04:32:31,810 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.41ms. Allocated memory is still 163.6MB. Free memory was 107.2MB in the beginning and 105.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:32:31,810 INFO L158 Benchmark]: Boogie Preprocessor took 28.33ms. Allocated memory is still 163.6MB. Free memory was 105.0MB in the beginning and 103.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:32:31,811 INFO L158 Benchmark]: RCFGBuilder took 715.90ms. Allocated memory was 163.6MB in the beginning and 220.2MB in the end (delta: 56.6MB). Free memory was 103.4MB in the beginning and 168.7MB in the end (delta: -65.3MB). Peak memory consumption was 29.0MB. Max. memory is 16.1GB. [2023-12-03 04:32:31,812 INFO L158 Benchmark]: CodeCheck took 11.03ms. Allocated memory is still 220.2MB. Free memory was 168.7MB in the beginning and 168.1MB in the end (delta: 634.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:32:31,816 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 0.19ms. Allocated memory is still 100.7MB. Free memory is still 50.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 262.57ms. Allocated memory is still 163.6MB. Free memory was 118.6MB in the beginning and 107.2MB in the end (delta: 11.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.41ms. Allocated memory is still 163.6MB. Free memory was 107.2MB in the beginning and 105.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.33ms. Allocated memory is still 163.6MB. Free memory was 105.0MB in the beginning and 103.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 715.90ms. Allocated memory was 163.6MB in the beginning and 220.2MB in the end (delta: 56.6MB). Free memory was 103.4MB in the beginning and 168.7MB in the end (delta: -65.3MB). Peak memory consumption was 29.0MB. Max. memory is 16.1GB. * CodeCheck took 11.03ms. Allocated memory is still 220.2MB. Free memory was 168.7MB in the beginning and 168.1MB in the end (delta: 634.1kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 04:32:31,835 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2f7acf-a943-42cc-b378-09bcb7cf5898/bin/ukojak-verify-Qdu7aM0XO9/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_2b2f7acf-a943-42cc-b378-09bcb7cf5898/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2f7acf-a943-42cc-b378-09bcb7cf5898/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2f7acf-a943-42cc-b378-09bcb7cf5898/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2f7acf-a943-42cc-b378-09bcb7cf5898/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/chl-time-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2f7acf-a943-42cc-b378-09bcb7cf5898/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2f7acf-a943-42cc-b378-09bcb7cf5898/bin/ukojak-verify-Qdu7aM0XO9 --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 afd4dff22cd4af07bd40593cdae3d07b68e9e49be619064a67ffd75ffa5bf4b2 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:32:33,786 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:32:33,869 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2f7acf-a943-42cc-b378-09bcb7cf5898/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-12-03 04:32:33,899 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:32:33,900 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:32:33,900 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:32:33,901 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:32:33,901 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 04:32:33,902 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 04:32:33,903 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 04:32:33,903 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:32:33,904 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-03 04:32:33,904 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-03 04:32:33,905 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-03 04:32:33,906 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:32:33,906 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 04:32:33,907 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 04:32:33,907 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 04:32:33,908 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 04:32:33,909 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 04:32:33,909 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:32:33,910 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:32:33,910 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:32:33,910 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:32:33,911 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:32:33,911 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 04:32:33,911 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:32:33,912 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:32:33,912 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:32:33,913 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:32:33,913 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 04:32:33,913 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:32:33,914 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 04:32:33,914 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 04:32:33,914 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_2b2f7acf-a943-42cc-b378-09bcb7cf5898/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2f7acf-a943-42cc-b378-09bcb7cf5898/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> afd4dff22cd4af07bd40593cdae3d07b68e9e49be619064a67ffd75ffa5bf4b2 [2023-12-03 04:32:34,214 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:32:34,237 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:32:34,239 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:32:34,241 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:32:34,241 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:32:34,243 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2f7acf-a943-42cc-b378-09bcb7cf5898/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/chl-time-symm.wvr.c [2023-12-03 04:32:36,951 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:32:37,164 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:32:37,165 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2f7acf-a943-42cc-b378-09bcb7cf5898/sv-benchmarks/c/weaver/chl-time-symm.wvr.c [2023-12-03 04:32:37,173 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2f7acf-a943-42cc-b378-09bcb7cf5898/bin/ukojak-verify-Qdu7aM0XO9/data/27098bf23/bc54d462dd084e0580b7425957e13269/FLAG6c847f492 [2023-12-03 04:32:37,184 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2f7acf-a943-42cc-b378-09bcb7cf5898/bin/ukojak-verify-Qdu7aM0XO9/data/27098bf23/bc54d462dd084e0580b7425957e13269 [2023-12-03 04:32:37,186 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:32:37,188 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:32:37,189 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:32:37,189 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:32:37,193 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:32:37,194 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:32:37" (1/1) ... [2023-12-03 04:32:37,195 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16eff94b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:32:37, skipping insertion in model container [2023-12-03 04:32:37,196 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:32:37" (1/1) ... [2023-12-03 04:32:37,222 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:32:37,408 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:32:37,424 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:32:37,449 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:32:37,460 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:32:37,460 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:32:37,468 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:32:37,468 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:32:37 WrapperNode [2023-12-03 04:32:37,468 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:32:37,470 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:32:37,470 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:32:37,470 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:32:37,478 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:32:37" (1/1) ... [2023-12-03 04:32:37,488 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:32:37" (1/1) ... [2023-12-03 04:32:37,515 INFO L138 Inliner]: procedures = 24, calls = 30, calls flagged for inlining = 10, calls inlined = 16, statements flattened = 147 [2023-12-03 04:32:37,515 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:32:37,516 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:32:37,516 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:32:37,516 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:32:37,525 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:32:37" (1/1) ... [2023-12-03 04:32:37,525 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:32:37" (1/1) ... [2023-12-03 04:32:37,529 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:32:37" (1/1) ... [2023-12-03 04:32:37,530 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:32:37" (1/1) ... [2023-12-03 04:32:37,538 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:32:37" (1/1) ... [2023-12-03 04:32:37,541 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:32:37" (1/1) ... [2023-12-03 04:32:37,543 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:32:37" (1/1) ... [2023-12-03 04:32:37,545 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:32:37" (1/1) ... [2023-12-03 04:32:37,549 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:32:37,550 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:32:37,550 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:32:37,550 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:32:37,551 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:32:37" (1/1) ... [2023-12-03 04:32:37,557 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:32:37,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2f7acf-a943-42cc-b378-09bcb7cf5898/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:32:37,579 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2f7acf-a943-42cc-b378-09bcb7cf5898/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:32:37,582 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2f7acf-a943-42cc-b378-09bcb7cf5898/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:32:37,616 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:32:37,616 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-03 04:32:37,616 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-03 04:32:37,616 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-03 04:32:37,616 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-03 04:32:37,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 04:32:37,617 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 04:32:37,617 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 04:32:37,617 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 04:32:37,617 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 04:32:37,617 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:32:37,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:32:37,618 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 04:32:37,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 04:32:37,620 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 04:32:37,734 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:32:37,736 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:32:38,090 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:32:38,317 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:32:38,317 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 04:32:38,319 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:32:38 BoogieIcfgContainer [2023-12-03 04:32:38,319 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:32:38,320 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:32:38,320 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:32:38,330 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:32:38,330 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:32:38" (1/1) ... [2023-12-03 04:32:38,331 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) [2023-12-03 04:32:38,335 INFO L158 Benchmark]: Toolchain (without parser) took 1146.95ms. Allocated memory is still 115.3MB. Free memory was 92.4MB in the beginning and 56.4MB in the end (delta: 36.0MB). Peak memory consumption was 36.4MB. Max. memory is 16.1GB. [2023-12-03 04:32:38,336 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 60.8MB. Free memory was 37.2MB in the beginning and 37.1MB in the end (delta: 81.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:32:38,337 INFO L158 Benchmark]: CACSL2BoogieTranslator took 280.04ms. Allocated memory is still 115.3MB. Free memory was 92.1MB in the beginning and 80.4MB in the end (delta: 11.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-03 04:32:38,338 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.41ms. Allocated memory is still 115.3MB. Free memory was 80.4MB in the beginning and 78.1MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:32:38,338 INFO L158 Benchmark]: Boogie Preprocessor took 33.57ms. Allocated memory is still 115.3MB. Free memory was 78.1MB in the beginning and 76.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:32:38,339 INFO L158 Benchmark]: RCFGBuilder took 769.07ms. Allocated memory is still 115.3MB. Free memory was 76.3MB in the beginning and 57.8MB in the end (delta: 18.5MB). Peak memory consumption was 26.0MB. Max. memory is 16.1GB. [2023-12-03 04:32:38,340 INFO L158 Benchmark]: CodeCheck took 13.73ms. Allocated memory is still 115.3MB. Free memory was 57.1MB in the beginning and 56.4MB in the end (delta: 760.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:32:38,344 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 0.32ms. Allocated memory is still 60.8MB. Free memory was 37.2MB in the beginning and 37.1MB in the end (delta: 81.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 280.04ms. Allocated memory is still 115.3MB. Free memory was 92.1MB in the beginning and 80.4MB in the end (delta: 11.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.41ms. Allocated memory is still 115.3MB. Free memory was 80.4MB in the beginning and 78.1MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.57ms. Allocated memory is still 115.3MB. Free memory was 78.1MB in the beginning and 76.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 769.07ms. Allocated memory is still 115.3MB. Free memory was 76.3MB in the beginning and 57.8MB in the end (delta: 18.5MB). Peak memory consumption was 26.0MB. Max. memory is 16.1GB. * CodeCheck took 13.73ms. Allocated memory is still 115.3MB. Free memory was 57.1MB in the beginning and 56.4MB in the end (delta: 760.5kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 04:32:38,366 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2f7acf-a943-42cc-b378-09bcb7cf5898/bin/ukojak-verify-Qdu7aM0XO9/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