./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/popl20-more-multiply-verify.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_d8d10c74-ae5a-4a95-8e62-fc8b60ab257d/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8d10c74-ae5a-4a95-8e62-fc8b60ab257d/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_d8d10c74-ae5a-4a95-8e62-fc8b60ab257d/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8d10c74-ae5a-4a95-8e62-fc8b60ab257d/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-more-multiply-verify.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8d10c74-ae5a-4a95-8e62-fc8b60ab257d/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_d8d10c74-ae5a-4a95-8e62-fc8b60ab257d/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 d79cb5dae664e13779624ff0ffbc531b419f89e2c7510a92e890992a52ee7c98 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:38:56,655 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:38:56,763 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8d10c74-ae5a-4a95-8e62-fc8b60ab257d/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 02:38:56,772 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:38:56,773 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:38:56,824 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:38:56,825 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:38:56,826 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:38:56,827 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:38:56,831 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:38:56,832 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:38:56,833 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:38:56,833 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:38:56,835 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 02:38:56,835 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 02:38:56,836 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 02:38:56,836 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:38:56,836 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:38:56,837 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:38:56,837 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:38:56,838 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:38:56,838 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:38:56,839 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:38:56,839 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:38:56,840 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:38:56,840 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:38:56,841 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:38:56,841 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:38:56,842 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:38:56,842 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_d8d10c74-ae5a-4a95-8e62-fc8b60ab257d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8d10c74-ae5a-4a95-8e62-fc8b60ab257d/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d79cb5dae664e13779624ff0ffbc531b419f89e2c7510a92e890992a52ee7c98 [2023-11-19 02:38:57,141 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:38:57,172 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:38:57,175 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:38:57,176 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:38:57,177 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:38:57,178 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8d10c74-ae5a-4a95-8e62-fc8b60ab257d/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/popl20-more-multiply-verify.wvr.c [2023-11-19 02:39:00,300 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:39:00,497 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:39:00,497 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8d10c74-ae5a-4a95-8e62-fc8b60ab257d/sv-benchmarks/c/weaver/popl20-more-multiply-verify.wvr.c [2023-11-19 02:39:00,505 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8d10c74-ae5a-4a95-8e62-fc8b60ab257d/bin/ukojak-verify-G8NBE6pJGL/data/b630a82a0/b615a33fa39c46b7be467677e7f78584/FLAG6e043b268 [2023-11-19 02:39:00,517 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8d10c74-ae5a-4a95-8e62-fc8b60ab257d/bin/ukojak-verify-G8NBE6pJGL/data/b630a82a0/b615a33fa39c46b7be467677e7f78584 [2023-11-19 02:39:00,519 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:39:00,521 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:39:00,522 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:39:00,523 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:39:00,528 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:39:00,529 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:39:00" (1/1) ... [2023-11-19 02:39:00,530 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16b66d8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:39:00, skipping insertion in model container [2023-11-19 02:39:00,530 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:39:00" (1/1) ... [2023-11-19 02:39:00,559 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:39:00,747 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:39:00,758 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:39:00,789 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:39:00,799 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:39:00,800 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:39:00,816 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:39:00,816 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:39:00 WrapperNode [2023-11-19 02:39:00,816 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:39:00,818 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:39:00,818 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:39:00,818 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:39:00,827 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:39:00" (1/1) ... [2023-11-19 02:39:00,838 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:39:00" (1/1) ... [2023-11-19 02:39:00,872 INFO L138 Inliner]: procedures = 26, calls = 51, calls flagged for inlining = 13, calls inlined = 13, statements flattened = 191 [2023-11-19 02:39:00,872 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:39:00,873 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:39:00,874 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:39:00,874 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:39:00,883 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:39:00" (1/1) ... [2023-11-19 02:39:00,883 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:39:00" (1/1) ... [2023-11-19 02:39:00,888 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:39:00" (1/1) ... [2023-11-19 02:39:00,888 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:39:00" (1/1) ... [2023-11-19 02:39:00,898 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:39:00" (1/1) ... [2023-11-19 02:39:00,902 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:39:00" (1/1) ... [2023-11-19 02:39:00,904 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:39:00" (1/1) ... [2023-11-19 02:39:00,906 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:39:00" (1/1) ... [2023-11-19 02:39:00,910 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:39:00,911 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:39:00,911 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:39:00,911 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:39:00,912 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:39:00" (1/1) ... [2023-11-19 02:39:00,918 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:39:00,934 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8d10c74-ae5a-4a95-8e62-fc8b60ab257d/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:39:00,957 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8d10c74-ae5a-4a95-8e62-fc8b60ab257d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:39:00,964 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8d10c74-ae5a-4a95-8e62-fc8b60ab257d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:39:00,999 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:39:00,999 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:39:01,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:39:01,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:39:01,001 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 02:39:01,002 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 02:39:01,002 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 02:39:01,002 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 02:39:01,002 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 02:39:01,002 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 02:39:01,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:39:01,004 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 02:39:01,004 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 02:39:01,004 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 02:39:01,004 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:39:01,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:39:01,004 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:39:01,007 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 02:39:01,175 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:39:01,185 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:39:01,583 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:39:01,799 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:39:01,827 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-19 02:39:01,833 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:39:01 BoogieIcfgContainer [2023-11-19 02:39:01,833 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:39:01,834 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:39:01,834 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:39:01,844 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:39:01,845 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:39:01" (1/1) ... [2023-11-19 02:39:01,846 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 02:39:01,850 INFO L158 Benchmark]: Toolchain (without parser) took 1328.33ms. Allocated memory is still 144.7MB. Free memory was 98.8MB in the beginning and 113.3MB in the end (delta: -14.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:39:01,851 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 113.2MB. Free memory is still 60.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:39:01,851 INFO L158 Benchmark]: CACSL2BoogieTranslator took 294.57ms. Allocated memory is still 144.7MB. Free memory was 98.8MB in the beginning and 86.8MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 02:39:01,852 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.86ms. Allocated memory is still 144.7MB. Free memory was 86.2MB in the beginning and 84.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:39:01,853 INFO L158 Benchmark]: Boogie Preprocessor took 36.93ms. Allocated memory is still 144.7MB. Free memory was 84.1MB in the beginning and 82.6MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:39:01,854 INFO L158 Benchmark]: RCFGBuilder took 922.11ms. Allocated memory is still 144.7MB. Free memory was 82.6MB in the beginning and 114.3MB in the end (delta: -31.7MB). Peak memory consumption was 39.9MB. Max. memory is 16.1GB. [2023-11-19 02:39:01,855 INFO L158 Benchmark]: CodeCheck took 14.20ms. Allocated memory is still 144.7MB. Free memory was 114.2MB in the beginning and 113.3MB in the end (delta: 978.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:39:01,859 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 0.24ms. Allocated memory is still 113.2MB. Free memory is still 60.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 294.57ms. Allocated memory is still 144.7MB. Free memory was 98.8MB in the beginning and 86.8MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.86ms. Allocated memory is still 144.7MB. Free memory was 86.2MB in the beginning and 84.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.93ms. Allocated memory is still 144.7MB. Free memory was 84.1MB in the beginning and 82.6MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 922.11ms. Allocated memory is still 144.7MB. Free memory was 82.6MB in the beginning and 114.3MB in the end (delta: -31.7MB). Peak memory consumption was 39.9MB. Max. memory is 16.1GB. * CodeCheck took 14.20ms. Allocated memory is still 144.7MB. Free memory was 114.2MB in the beginning and 113.3MB in the end (delta: 978.2kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:39:01,912 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8d10c74-ae5a-4a95-8e62-fc8b60ab257d/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_d8d10c74-ae5a-4a95-8e62-fc8b60ab257d/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8d10c74-ae5a-4a95-8e62-fc8b60ab257d/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_d8d10c74-ae5a-4a95-8e62-fc8b60ab257d/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8d10c74-ae5a-4a95-8e62-fc8b60ab257d/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-more-multiply-verify.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8d10c74-ae5a-4a95-8e62-fc8b60ab257d/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_d8d10c74-ae5a-4a95-8e62-fc8b60ab257d/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 d79cb5dae664e13779624ff0ffbc531b419f89e2c7510a92e890992a52ee7c98 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:39:04,641 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:39:04,751 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8d10c74-ae5a-4a95-8e62-fc8b60ab257d/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-19 02:39:04,792 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:39:04,794 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:39:04,795 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:39:04,796 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:39:04,796 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:39:04,797 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:39:04,802 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:39:04,802 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:39:04,803 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 02:39:04,803 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 02:39:04,805 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 02:39:04,805 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:39:04,806 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 02:39:04,806 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 02:39:04,807 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 02:39:04,807 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:39:04,808 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:39:04,808 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:39:04,809 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:39:04,809 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:39:04,810 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:39:04,810 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:39:04,810 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 02:39:04,811 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:39:04,811 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:39:04,812 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:39:04,812 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:39:04,813 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 02:39:04,814 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:39:04,814 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 02:39:04,814 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 02:39:04,814 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_d8d10c74-ae5a-4a95-8e62-fc8b60ab257d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8d10c74-ae5a-4a95-8e62-fc8b60ab257d/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d79cb5dae664e13779624ff0ffbc531b419f89e2c7510a92e890992a52ee7c98 [2023-11-19 02:39:05,254 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:39:05,288 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:39:05,290 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:39:05,292 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:39:05,292 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:39:05,294 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8d10c74-ae5a-4a95-8e62-fc8b60ab257d/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/popl20-more-multiply-verify.wvr.c [2023-11-19 02:39:08,707 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:39:08,943 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:39:08,944 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8d10c74-ae5a-4a95-8e62-fc8b60ab257d/sv-benchmarks/c/weaver/popl20-more-multiply-verify.wvr.c [2023-11-19 02:39:08,960 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8d10c74-ae5a-4a95-8e62-fc8b60ab257d/bin/ukojak-verify-G8NBE6pJGL/data/caf58bc4a/43d673479bff4a01967c3be87734d971/FLAG3156b5c95 [2023-11-19 02:39:08,978 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8d10c74-ae5a-4a95-8e62-fc8b60ab257d/bin/ukojak-verify-G8NBE6pJGL/data/caf58bc4a/43d673479bff4a01967c3be87734d971 [2023-11-19 02:39:08,981 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:39:08,983 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:39:08,985 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:39:08,985 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:39:08,991 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:39:08,992 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:39:08" (1/1) ... [2023-11-19 02:39:08,993 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f4813f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:39:08, skipping insertion in model container [2023-11-19 02:39:08,993 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:39:08" (1/1) ... [2023-11-19 02:39:09,038 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:39:09,341 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:39:09,366 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-19 02:39:09,378 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:39:09,423 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:39:09,436 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:39:09,486 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:39:09,503 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:39:09,506 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:39:09,515 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:39:09,516 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:39:09 WrapperNode [2023-11-19 02:39:09,516 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:39:09,517 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:39:09,517 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:39:09,518 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:39:09,526 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:39:09" (1/1) ... [2023-11-19 02:39:09,556 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:39:09" (1/1) ... [2023-11-19 02:39:09,598 INFO L138 Inliner]: procedures = 28, calls = 51, calls flagged for inlining = 13, calls inlined = 13, statements flattened = 188 [2023-11-19 02:39:09,599 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:39:09,600 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:39:09,600 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:39:09,601 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:39:09,611 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:39:09" (1/1) ... [2023-11-19 02:39:09,611 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:39:09" (1/1) ... [2023-11-19 02:39:09,632 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:39:09" (1/1) ... [2023-11-19 02:39:09,636 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:39:09" (1/1) ... [2023-11-19 02:39:09,653 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:39:09" (1/1) ... [2023-11-19 02:39:09,668 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:39:09" (1/1) ... [2023-11-19 02:39:09,671 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:39:09" (1/1) ... [2023-11-19 02:39:09,673 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:39:09" (1/1) ... [2023-11-19 02:39:09,684 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:39:09,685 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:39:09,685 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:39:09,685 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:39:09,686 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:39:09" (1/1) ... [2023-11-19 02:39:09,692 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:39:09,716 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8d10c74-ae5a-4a95-8e62-fc8b60ab257d/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:39:09,737 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8d10c74-ae5a-4a95-8e62-fc8b60ab257d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:39:09,770 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8d10c74-ae5a-4a95-8e62-fc8b60ab257d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:39:09,820 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:39:09,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 02:39:09,833 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:39:09,833 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 02:39:09,833 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 02:39:09,833 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 02:39:09,834 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 02:39:09,834 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 02:39:09,834 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 02:39:09,834 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 02:39:09,834 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 02:39:09,834 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 02:39:09,834 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 02:39:09,834 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:39:09,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:39:09,835 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:39:09,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 02:39:09,836 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 02:39:09,961 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:39:09,964 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:39:10,479 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:39:10,652 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:39:10,655 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-19 02:39:10,664 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:39:10 BoogieIcfgContainer [2023-11-19 02:39:10,664 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:39:10,665 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:39:10,665 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:39:10,677 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:39:10,677 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:39:10" (1/1) ... [2023-11-19 02:39:10,678 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 02:39:10,683 INFO L158 Benchmark]: Toolchain (without parser) took 1698.98ms. Allocated memory is still 94.4MB. Free memory was 70.5MB in the beginning and 68.9MB in the end (delta: 1.6MB). Peak memory consumption was 3.8MB. Max. memory is 16.1GB. [2023-11-19 02:39:10,684 INFO L158 Benchmark]: CDTParser took 0.64ms. Allocated memory is still 69.2MB. Free memory is still 45.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:39:10,685 INFO L158 Benchmark]: CACSL2BoogieTranslator took 531.49ms. Allocated memory is still 94.4MB. Free memory was 70.5MB in the beginning and 56.3MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 02:39:10,686 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.97ms. Allocated memory is still 94.4MB. Free memory was 56.3MB in the beginning and 54.0MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:39:10,687 INFO L158 Benchmark]: Boogie Preprocessor took 83.99ms. Allocated memory is still 94.4MB. Free memory was 54.0MB in the beginning and 52.1MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:39:10,688 INFO L158 Benchmark]: RCFGBuilder took 979.50ms. Allocated memory is still 94.4MB. Free memory was 51.9MB in the beginning and 69.7MB in the end (delta: -17.8MB). Peak memory consumption was 22.7MB. Max. memory is 16.1GB. [2023-11-19 02:39:10,689 INFO L158 Benchmark]: CodeCheck took 16.08ms. Allocated memory is still 94.4MB. Free memory was 69.7MB in the beginning and 68.9MB in the end (delta: 836.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:39:10,698 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 0.64ms. Allocated memory is still 69.2MB. Free memory is still 45.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 531.49ms. Allocated memory is still 94.4MB. Free memory was 70.5MB in the beginning and 56.3MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.97ms. Allocated memory is still 94.4MB. Free memory was 56.3MB in the beginning and 54.0MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 83.99ms. Allocated memory is still 94.4MB. Free memory was 54.0MB in the beginning and 52.1MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 979.50ms. Allocated memory is still 94.4MB. Free memory was 51.9MB in the beginning and 69.7MB in the end (delta: -17.8MB). Peak memory consumption was 22.7MB. Max. memory is 16.1GB. * CodeCheck took 16.08ms. Allocated memory is still 94.4MB. Free memory was 69.7MB in the beginning and 68.9MB in the end (delta: 836.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:39:10,743 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8d10c74-ae5a-4a95-8e62-fc8b60ab257d/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