./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread-ext/26_stack_cas_longer-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 2329fc70 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_d3cd3b61-f819-49d2-80dc-139156289697/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3cd3b61-f819-49d2-80dc-139156289697/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3cd3b61-f819-49d2-80dc-139156289697/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3cd3b61-f819-49d2-80dc-139156289697/bin/ukojak-rkRKPMF4O4/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-ext/26_stack_cas_longer-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3cd3b61-f819-49d2-80dc-139156289697/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3cd3b61-f819-49d2-80dc-139156289697/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --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 e12b29ddb474fc17e74c2b71eb245022640b1de10fdbbb130c7f22e13cd3653f --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 17:50:05,096 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 17:50:05,098 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 17:50:05,125 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 17:50:05,126 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 17:50:05,126 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 17:50:05,127 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 17:50:05,128 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 17:50:05,129 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 17:50:05,130 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 17:50:05,130 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 17:50:05,131 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 17:50:05,131 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 17:50:05,132 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 17:50:05,132 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 17:50:05,133 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 17:50:05,134 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 17:50:05,134 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 17:50:05,144 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 17:50:05,147 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 17:50:05,150 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 17:50:05,151 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 17:50:05,153 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 17:50:05,153 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 17:50:05,157 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 17:50:05,157 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 17:50:05,158 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 17:50:05,158 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 17:50:05,159 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 17:50:05,160 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 17:50:05,160 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 17:50:05,161 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 17:50:05,161 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 17:50:05,162 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 17:50:05,167 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 17:50:05,167 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 17:50:05,168 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 17:50:05,168 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 17:50:05,169 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 17:50:05,169 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 17:50:05,170 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 17:50:05,171 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3cd3b61-f819-49d2-80dc-139156289697/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-12-14 17:50:05,190 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 17:50:05,190 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 17:50:05,191 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 17:50:05,192 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 17:50:05,192 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 17:50:05,192 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 17:50:05,192 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 17:50:05,192 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 17:50:05,193 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 17:50:05,193 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 17:50:05,193 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-14 17:50:05,193 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-14 17:50:05,193 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-14 17:50:05,193 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 17:50:05,194 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 17:50:05,194 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 17:50:05,194 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 17:50:05,194 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 17:50:05,194 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 17:50:05,194 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 17:50:05,195 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 17:50:05,195 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 17:50:05,195 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 17:50:05,195 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 17:50:05,195 INFO L138 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_d3cd3b61-f819-49d2-80dc-139156289697/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3cd3b61-f819-49d2-80dc-139156289697/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e12b29ddb474fc17e74c2b71eb245022640b1de10fdbbb130c7f22e13cd3653f [2022-12-14 17:50:05,383 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 17:50:05,402 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 17:50:05,405 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 17:50:05,406 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 17:50:05,406 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 17:50:05,407 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3cd3b61-f819-49d2-80dc-139156289697/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/pthread-ext/26_stack_cas_longer-1.i [2022-12-14 17:50:08,050 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 17:50:08,202 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 17:50:08,202 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3cd3b61-f819-49d2-80dc-139156289697/sv-benchmarks/c/pthread-ext/26_stack_cas_longer-1.i [2022-12-14 17:50:08,211 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3cd3b61-f819-49d2-80dc-139156289697/bin/ukojak-rkRKPMF4O4/data/09dc9b915/a953dfa3a97e429c934cb2d91aba1729/FLAG202878557 [2022-12-14 17:50:08,225 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3cd3b61-f819-49d2-80dc-139156289697/bin/ukojak-rkRKPMF4O4/data/09dc9b915/a953dfa3a97e429c934cb2d91aba1729 [2022-12-14 17:50:08,227 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 17:50:08,229 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 17:50:08,230 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 17:50:08,230 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 17:50:08,233 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 17:50:08,234 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 05:50:08" (1/1) ... [2022-12-14 17:50:08,235 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49120841 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:50:08, skipping insertion in model container [2022-12-14 17:50:08,235 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 05:50:08" (1/1) ... [2022-12-14 17:50:08,243 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 17:50:08,280 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 17:50:08,510 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3cd3b61-f819-49d2-80dc-139156289697/sv-benchmarks/c/pthread-ext/26_stack_cas_longer-1.i[31166,31179] [2022-12-14 17:50:08,517 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 17:50:08,525 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 17:50:08,552 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3cd3b61-f819-49d2-80dc-139156289697/sv-benchmarks/c/pthread-ext/26_stack_cas_longer-1.i[31166,31179] [2022-12-14 17:50:08,554 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 17:50:08,575 INFO L208 MainTranslator]: Completed translation [2022-12-14 17:50:08,575 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:50:08 WrapperNode [2022-12-14 17:50:08,575 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 17:50:08,576 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 17:50:08,576 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 17:50:08,576 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 17:50:08,582 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:50:08" (1/1) ... [2022-12-14 17:50:08,592 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:50:08" (1/1) ... [2022-12-14 17:50:08,608 INFO L138 Inliner]: procedures = 177, calls = 47, calls flagged for inlining = 16, calls inlined = 19, statements flattened = 189 [2022-12-14 17:50:08,609 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 17:50:08,609 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 17:50:08,609 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 17:50:08,609 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 17:50:08,616 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:50:08" (1/1) ... [2022-12-14 17:50:08,616 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:50:08" (1/1) ... [2022-12-14 17:50:08,618 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:50:08" (1/1) ... [2022-12-14 17:50:08,619 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:50:08" (1/1) ... [2022-12-14 17:50:08,623 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:50:08" (1/1) ... [2022-12-14 17:50:08,625 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:50:08" (1/1) ... [2022-12-14 17:50:08,627 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:50:08" (1/1) ... [2022-12-14 17:50:08,628 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:50:08" (1/1) ... [2022-12-14 17:50:08,630 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 17:50:08,630 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 17:50:08,630 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 17:50:08,631 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 17:50:08,631 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:50:08" (1/1) ... [2022-12-14 17:50:08,636 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 17:50:08,644 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3cd3b61-f819-49d2-80dc-139156289697/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 17:50:08,654 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3cd3b61-f819-49d2-80dc-139156289697/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 17:50:08,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3cd3b61-f819-49d2-80dc-139156289697/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 17:50:08,687 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 17:50:08,688 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-12-14 17:50:08,688 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-12-14 17:50:08,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 17:50:08,688 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 17:50:08,688 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 17:50:08,688 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 17:50:08,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 17:50:08,688 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 17:50:08,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 17:50:08,689 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-14 17:50:08,789 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 17:50:08,791 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 17:50:09,110 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 17:50:09,273 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 17:50:09,273 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-12-14 17:50:09,276 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 05:50:09 BoogieIcfgContainer [2022-12-14 17:50:09,276 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 17:50:09,277 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 17:50:09,277 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 17:50:09,286 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 17:50:09,287 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 05:50:09" (1/1) ... [2022-12-14 17:50:09,287 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:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) 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:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) 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) [2022-12-14 17:50:09,291 INFO L158 Benchmark]: Toolchain (without parser) took 1061.77ms. Allocated memory is still 157.3MB. Free memory was 94.3MB in the beginning and 106.3MB in the end (delta: -12.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 17:50:09,291 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 102.8MB. Free memory is still 68.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 17:50:09,292 INFO L158 Benchmark]: CACSL2BoogieTranslator took 345.65ms. Allocated memory is still 157.3MB. Free memory was 94.1MB in the beginning and 115.0MB in the end (delta: -20.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-14 17:50:09,292 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.81ms. Allocated memory is still 157.3MB. Free memory was 115.0MB in the beginning and 112.4MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 17:50:09,293 INFO L158 Benchmark]: Boogie Preprocessor took 20.65ms. Allocated memory is still 157.3MB. Free memory was 112.4MB in the beginning and 110.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 17:50:09,293 INFO L158 Benchmark]: RCFGBuilder took 645.71ms. Allocated memory is still 157.3MB. Free memory was 110.2MB in the beginning and 107.3MB in the end (delta: 3.0MB). Peak memory consumption was 46.0MB. Max. memory is 16.1GB. [2022-12-14 17:50:09,294 INFO L158 Benchmark]: CodeCheck took 12.79ms. Allocated memory is still 157.3MB. Free memory was 107.3MB in the beginning and 106.3MB in the end (delta: 971.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 17:50:09,296 INFO L339 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:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 102.8MB. Free memory is still 68.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 345.65ms. Allocated memory is still 157.3MB. Free memory was 94.1MB in the beginning and 115.0MB in the end (delta: -20.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.81ms. Allocated memory is still 157.3MB. Free memory was 115.0MB in the beginning and 112.4MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.65ms. Allocated memory is still 157.3MB. Free memory was 112.4MB in the beginning and 110.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 645.71ms. Allocated memory is still 157.3MB. Free memory was 110.2MB in the beginning and 107.3MB in the end (delta: 3.0MB). Peak memory consumption was 46.0MB. Max. memory is 16.1GB. * CodeCheck took 12.79ms. Allocated memory is still 157.3MB. Free memory was 107.3MB in the beginning and 106.3MB in the end (delta: 971.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 17:50:09,312 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3cd3b61-f819-49d2-80dc-139156289697/bin/ukojak-rkRKPMF4O4/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_d3cd3b61-f819-49d2-80dc-139156289697/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3cd3b61-f819-49d2-80dc-139156289697/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3cd3b61-f819-49d2-80dc-139156289697/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3cd3b61-f819-49d2-80dc-139156289697/bin/ukojak-rkRKPMF4O4/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-ext/26_stack_cas_longer-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3cd3b61-f819-49d2-80dc-139156289697/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3cd3b61-f819-49d2-80dc-139156289697/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --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 e12b29ddb474fc17e74c2b71eb245022640b1de10fdbbb130c7f22e13cd3653f --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 17:50:11,011 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 17:50:11,012 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 17:50:11,031 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 17:50:11,031 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 17:50:11,032 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 17:50:11,034 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 17:50:11,035 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 17:50:11,037 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 17:50:11,037 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 17:50:11,038 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 17:50:11,040 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 17:50:11,040 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 17:50:11,041 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 17:50:11,042 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 17:50:11,043 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 17:50:11,043 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 17:50:11,044 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 17:50:11,046 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 17:50:11,048 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 17:50:11,049 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 17:50:11,050 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 17:50:11,051 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 17:50:11,052 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 17:50:11,055 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 17:50:11,056 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 17:50:11,056 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 17:50:11,057 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 17:50:11,057 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 17:50:11,058 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 17:50:11,059 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 17:50:11,059 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 17:50:11,060 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 17:50:11,061 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 17:50:11,067 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 17:50:11,067 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 17:50:11,068 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 17:50:11,068 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 17:50:11,068 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 17:50:11,069 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 17:50:11,069 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 17:50:11,070 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3cd3b61-f819-49d2-80dc-139156289697/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2022-12-14 17:50:11,085 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 17:50:11,085 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 17:50:11,086 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 17:50:11,086 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 17:50:11,086 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 17:50:11,086 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 17:50:11,086 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 17:50:11,087 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 17:50:11,087 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 17:50:11,087 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 17:50:11,087 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-14 17:50:11,087 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-14 17:50:11,087 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-14 17:50:11,087 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 17:50:11,087 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 17:50:11,088 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 17:50:11,088 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 17:50:11,088 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 17:50:11,088 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 17:50:11,088 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 17:50:11,088 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 17:50:11,088 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 17:50:11,088 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 17:50:11,089 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 17:50:11,089 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 17:50:11,089 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 17:50:11,089 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 17:50:11,089 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 17:50:11,089 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 17:50:11,089 INFO L138 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_d3cd3b61-f819-49d2-80dc-139156289697/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3cd3b61-f819-49d2-80dc-139156289697/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e12b29ddb474fc17e74c2b71eb245022640b1de10fdbbb130c7f22e13cd3653f [2022-12-14 17:50:11,293 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 17:50:11,312 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 17:50:11,314 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 17:50:11,315 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 17:50:11,316 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 17:50:11,317 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3cd3b61-f819-49d2-80dc-139156289697/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/pthread-ext/26_stack_cas_longer-1.i [2022-12-14 17:50:13,875 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 17:50:14,065 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 17:50:14,066 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3cd3b61-f819-49d2-80dc-139156289697/sv-benchmarks/c/pthread-ext/26_stack_cas_longer-1.i [2022-12-14 17:50:14,076 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3cd3b61-f819-49d2-80dc-139156289697/bin/ukojak-rkRKPMF4O4/data/773fc583d/e1f6c56ec2fa4bd984f65794dccd57c5/FLAG9bcdf2546 [2022-12-14 17:50:14,090 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3cd3b61-f819-49d2-80dc-139156289697/bin/ukojak-rkRKPMF4O4/data/773fc583d/e1f6c56ec2fa4bd984f65794dccd57c5 [2022-12-14 17:50:14,092 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 17:50:14,093 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 17:50:14,095 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 17:50:14,095 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 17:50:14,098 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 17:50:14,098 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 05:50:14" (1/1) ... [2022-12-14 17:50:14,099 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f2a810 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:50:14, skipping insertion in model container [2022-12-14 17:50:14,099 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 05:50:14" (1/1) ... [2022-12-14 17:50:14,106 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 17:50:14,143 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 17:50:14,431 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3cd3b61-f819-49d2-80dc-139156289697/sv-benchmarks/c/pthread-ext/26_stack_cas_longer-1.i[31166,31179] [2022-12-14 17:50:14,440 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 17:50:14,453 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 17:50:14,489 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3cd3b61-f819-49d2-80dc-139156289697/sv-benchmarks/c/pthread-ext/26_stack_cas_longer-1.i[31166,31179] [2022-12-14 17:50:14,492 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 17:50:14,527 INFO L208 MainTranslator]: Completed translation [2022-12-14 17:50:14,527 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:50:14 WrapperNode [2022-12-14 17:50:14,527 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 17:50:14,529 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 17:50:14,529 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 17:50:14,529 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 17:50:14,536 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:50:14" (1/1) ... [2022-12-14 17:50:14,551 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:50:14" (1/1) ... [2022-12-14 17:50:14,579 INFO L138 Inliner]: procedures = 181, calls = 47, calls flagged for inlining = 16, calls inlined = 19, statements flattened = 186 [2022-12-14 17:50:14,579 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 17:50:14,580 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 17:50:14,580 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 17:50:14,580 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 17:50:14,587 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:50:14" (1/1) ... [2022-12-14 17:50:14,587 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:50:14" (1/1) ... [2022-12-14 17:50:14,591 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:50:14" (1/1) ... [2022-12-14 17:50:14,591 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:50:14" (1/1) ... [2022-12-14 17:50:14,597 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:50:14" (1/1) ... [2022-12-14 17:50:14,601 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:50:14" (1/1) ... [2022-12-14 17:50:14,604 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:50:14" (1/1) ... [2022-12-14 17:50:14,605 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:50:14" (1/1) ... [2022-12-14 17:50:14,609 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 17:50:14,610 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 17:50:14,610 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 17:50:14,610 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 17:50:14,611 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:50:14" (1/1) ... [2022-12-14 17:50:14,615 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 17:50:14,624 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3cd3b61-f819-49d2-80dc-139156289697/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 17:50:14,633 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3cd3b61-f819-49d2-80dc-139156289697/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 17:50:14,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3cd3b61-f819-49d2-80dc-139156289697/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 17:50:14,669 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-14 17:50:14,669 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-12-14 17:50:14,669 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-12-14 17:50:14,669 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 17:50:14,669 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 17:50:14,669 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 17:50:14,670 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-14 17:50:14,670 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-14 17:50:14,670 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-12-14 17:50:14,670 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 17:50:14,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 17:50:14,672 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-14 17:50:14,784 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 17:50:14,786 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 17:50:15,209 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 17:50:15,459 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 17:50:15,459 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-12-14 17:50:15,461 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 05:50:15 BoogieIcfgContainer [2022-12-14 17:50:15,462 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 17:50:15,462 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 17:50:15,462 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 17:50:15,472 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 17:50:15,472 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 05:50:15" (1/1) ... [2022-12-14 17:50:15,473 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:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) 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:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) 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) [2022-12-14 17:50:15,477 INFO L158 Benchmark]: Toolchain (without parser) took 1382.68ms. Allocated memory is still 60.8MB. Free memory was 38.6MB in the beginning and 30.9MB in the end (delta: 7.8MB). Peak memory consumption was 10.4MB. Max. memory is 16.1GB. [2022-12-14 17:50:15,477 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 48.2MB. Free memory was 26.9MB in the beginning and 26.8MB in the end (delta: 54.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 17:50:15,478 INFO L158 Benchmark]: CACSL2BoogieTranslator took 433.26ms. Allocated memory is still 60.8MB. Free memory was 38.3MB in the beginning and 30.4MB in the end (delta: 7.9MB). Peak memory consumption was 11.4MB. Max. memory is 16.1GB. [2022-12-14 17:50:15,478 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.98ms. Allocated memory is still 60.8MB. Free memory was 30.4MB in the beginning and 40.9MB in the end (delta: -10.6MB). Peak memory consumption was 7.9MB. Max. memory is 16.1GB. [2022-12-14 17:50:15,479 INFO L158 Benchmark]: Boogie Preprocessor took 29.08ms. Allocated memory is still 60.8MB. Free memory was 40.9MB in the beginning and 38.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 17:50:15,480 INFO L158 Benchmark]: RCFGBuilder took 851.97ms. Allocated memory is still 60.8MB. Free memory was 38.8MB in the beginning and 31.8MB in the end (delta: 7.0MB). Peak memory consumption was 19.8MB. Max. memory is 16.1GB. [2022-12-14 17:50:15,480 INFO L158 Benchmark]: CodeCheck took 13.05ms. Allocated memory is still 60.8MB. Free memory was 31.8MB in the beginning and 30.9MB in the end (delta: 960.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 17:50:15,483 INFO L339 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:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 48.2MB. Free memory was 26.9MB in the beginning and 26.8MB in the end (delta: 54.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 433.26ms. Allocated memory is still 60.8MB. Free memory was 38.3MB in the beginning and 30.4MB in the end (delta: 7.9MB). Peak memory consumption was 11.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.98ms. Allocated memory is still 60.8MB. Free memory was 30.4MB in the beginning and 40.9MB in the end (delta: -10.6MB). Peak memory consumption was 7.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.08ms. Allocated memory is still 60.8MB. Free memory was 40.9MB in the beginning and 38.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 851.97ms. Allocated memory is still 60.8MB. Free memory was 38.8MB in the beginning and 31.8MB in the end (delta: 7.0MB). Peak memory consumption was 19.8MB. Max. memory is 16.1GB. * CodeCheck took 13.05ms. Allocated memory is still 60.8MB. Free memory was 31.8MB in the beginning and 30.9MB in the end (delta: 960.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 17:50:15,500 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3cd3b61-f819-49d2-80dc-139156289697/bin/ukojak-rkRKPMF4O4/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