./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/loop-tiling-eq.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 6b4ec56b 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_d039fc03-ee27-49c4-8940-961f184fdcb9/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d039fc03-ee27-49c4-8940-961f184fdcb9/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d039fc03-ee27-49c4-8940-961f184fdcb9/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d039fc03-ee27-49c4-8940-961f184fdcb9/bin/ukojak-pZX7IvK2PQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/loop-tiling-eq.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d039fc03-ee27-49c4-8940-961f184fdcb9/bin/ukojak-pZX7IvK2PQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d039fc03-ee27-49c4-8940-961f184fdcb9/bin/ukojak-pZX7IvK2PQ --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 2bf204635285748ea2bd88f763410b9afff54eeccde3aa0a970ff723633af9c2 --- 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-6b4ec56 [2022-11-20 17:07:57,450 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:07:57,453 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:07:57,488 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:07:57,489 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:07:57,490 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:07:57,491 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:07:57,493 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:07:57,495 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:07:57,501 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:07:57,503 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:07:57,506 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:07:57,507 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:07:57,512 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:07:57,516 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:07:57,518 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:07:57,519 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:07:57,521 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:07:57,523 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:07:57,529 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:07:57,531 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:07:57,533 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:07:57,535 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:07:57,536 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:07:57,544 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:07:57,546 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:07:57,546 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:07:57,548 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:07:57,548 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:07:57,550 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:07:57,551 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:07:57,552 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:07:57,555 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:07:57,556 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:07:57,557 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:07:57,557 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:07:57,558 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:07:57,558 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:07:57,558 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:07:57,560 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:07:57,560 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:07:57,561 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d039fc03-ee27-49c4-8940-961f184fdcb9/bin/ukojak-pZX7IvK2PQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-11-20 17:07:57,593 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:07:57,593 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:07:57,594 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:07:57,594 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:07:57,595 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:07:57,597 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:07:57,597 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:07:57,598 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:07:57,598 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:07:57,599 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:07:57,600 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-20 17:07:57,600 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-20 17:07:57,600 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-20 17:07:57,600 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:07:57,600 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:07:57,601 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:07:57,601 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:07:57,602 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:07:57,602 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:07:57,607 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:07:57,607 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:07:57,612 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:07:57,613 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:07:57,614 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:07:57,615 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_d039fc03-ee27-49c4-8940-961f184fdcb9/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d039fc03-ee27-49c4-8940-961f184fdcb9/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2bf204635285748ea2bd88f763410b9afff54eeccde3aa0a970ff723633af9c2 [2022-11-20 17:07:57,898 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:07:57,932 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:07:57,934 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:07:57,936 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:07:57,936 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:07:57,937 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d039fc03-ee27-49c4-8940-961f184fdcb9/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/weaver/loop-tiling-eq.wvr.c [2022-11-20 17:08:01,040 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:08:01,253 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:08:01,253 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d039fc03-ee27-49c4-8940-961f184fdcb9/sv-benchmarks/c/weaver/loop-tiling-eq.wvr.c [2022-11-20 17:08:01,260 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d039fc03-ee27-49c4-8940-961f184fdcb9/bin/ukojak-pZX7IvK2PQ/data/3f0e245f6/194035dcbee34c66a626365f826a0d35/FLAGb32e32651 [2022-11-20 17:08:01,273 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d039fc03-ee27-49c4-8940-961f184fdcb9/bin/ukojak-pZX7IvK2PQ/data/3f0e245f6/194035dcbee34c66a626365f826a0d35 [2022-11-20 17:08:01,275 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:08:01,277 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:08:01,278 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:08:01,278 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:08:01,281 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:08:01,282 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:08:01" (1/1) ... [2022-11-20 17:08:01,283 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a0855d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:08:01, skipping insertion in model container [2022-11-20 17:08:01,283 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:08:01" (1/1) ... [2022-11-20 17:08:01,291 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:08:01,314 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:08:01,493 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_d039fc03-ee27-49c4-8940-961f184fdcb9/sv-benchmarks/c/weaver/loop-tiling-eq.wvr.c[2618,2631] [2022-11-20 17:08:01,501 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:08:01,516 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:08:01,571 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_d039fc03-ee27-49c4-8940-961f184fdcb9/sv-benchmarks/c/weaver/loop-tiling-eq.wvr.c[2618,2631] [2022-11-20 17:08:01,575 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:08:01,590 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:08:01,591 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:08:01 WrapperNode [2022-11-20 17:08:01,591 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:08:01,592 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:08:01,592 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:08:01,592 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:08:01,600 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:08:01" (1/1) ... [2022-11-20 17:08:01,609 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:08:01" (1/1) ... [2022-11-20 17:08:01,637 INFO L138 Inliner]: procedures = 25, calls = 41, calls flagged for inlining = 13, calls inlined = 17, statements flattened = 186 [2022-11-20 17:08:01,637 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:08:01,638 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:08:01,638 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:08:01,638 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:08:01,649 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:08:01" (1/1) ... [2022-11-20 17:08:01,649 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:08:01" (1/1) ... [2022-11-20 17:08:01,653 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:08:01" (1/1) ... [2022-11-20 17:08:01,653 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:08:01" (1/1) ... [2022-11-20 17:08:01,662 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:08:01" (1/1) ... [2022-11-20 17:08:01,677 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:08:01" (1/1) ... [2022-11-20 17:08:01,679 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:08:01" (1/1) ... [2022-11-20 17:08:01,680 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:08:01" (1/1) ... [2022-11-20 17:08:01,683 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:08:01,684 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:08:01,684 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:08:01,684 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:08:01,692 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:08:01" (1/1) ... [2022-11-20 17:08:01,698 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:08:01,720 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d039fc03-ee27-49c4-8940-961f184fdcb9/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:08:01,731 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d039fc03-ee27-49c4-8940-961f184fdcb9/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:08:01,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d039fc03-ee27-49c4-8940-961f184fdcb9/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:08:01,764 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:08:01,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-20 17:08:01,765 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:08:01,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 17:08:01,765 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 17:08:01,765 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-20 17:08:01,765 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 17:08:01,765 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 17:08:01,766 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 17:08:01,766 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 17:08:01,766 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:08:01,766 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 17:08:01,766 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:08:01,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:08:01,767 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:08:01,768 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 17:08:01,878 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:08:01,880 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:08:02,518 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:08:02,531 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:08:02,543 INFO L300 CfgBuilder]: Removed 7 assume(true) statements. [2022-11-20 17:08:02,546 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:08:02 BoogieIcfgContainer [2022-11-20 17:08:02,546 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:08:02,547 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:08:02,547 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:08:02,557 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:08:02,558 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:08:02" (1/1) ... [2022-11-20 17:08:02,558 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-20 17:08:02,571 INFO L158 Benchmark]: Toolchain (without parser) took 1292.66ms. Allocated memory is still 153.1MB. Free memory was 113.4MB in the beginning and 88.8MB in the end (delta: 24.6MB). Peak memory consumption was 21.8MB. Max. memory is 16.1GB. [2022-11-20 17:08:02,571 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 111.1MB. Free memory is still 82.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:08:02,572 INFO L158 Benchmark]: CACSL2BoogieTranslator took 313.29ms. Allocated memory is still 153.1MB. Free memory was 112.8MB in the beginning and 122.4MB in the end (delta: -9.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 17:08:02,573 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.43ms. Allocated memory is still 153.1MB. Free memory was 122.4MB in the beginning and 119.6MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 17:08:02,574 INFO L158 Benchmark]: Boogie Preprocessor took 45.52ms. Allocated memory is still 153.1MB. Free memory was 119.6MB in the beginning and 117.4MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:08:02,575 INFO L158 Benchmark]: RCFGBuilder took 861.99ms. Allocated memory is still 153.1MB. Free memory was 117.4MB in the beginning and 89.5MB in the end (delta: 27.9MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-11-20 17:08:02,576 INFO L158 Benchmark]: CodeCheck took 21.65ms. Allocated memory is still 153.1MB. Free memory was 89.5MB in the beginning and 88.8MB in the end (delta: 702.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:08:02,585 INFO L339 ainManager$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 0.24ms. Allocated memory is still 111.1MB. Free memory is still 82.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 313.29ms. Allocated memory is still 153.1MB. Free memory was 112.8MB in the beginning and 122.4MB in the end (delta: -9.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.43ms. Allocated memory is still 153.1MB. Free memory was 122.4MB in the beginning and 119.6MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.52ms. Allocated memory is still 153.1MB. Free memory was 119.6MB in the beginning and 117.4MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 861.99ms. Allocated memory is still 153.1MB. Free memory was 117.4MB in the beginning and 89.5MB in the end (delta: 27.9MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * CodeCheck took 21.65ms. Allocated memory is still 153.1MB. Free memory was 89.5MB in the beginning and 88.8MB in the end (delta: 702.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 17:08:02,616 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d039fc03-ee27-49c4-8940-961f184fdcb9/bin/ukojak-pZX7IvK2PQ/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_d039fc03-ee27-49c4-8940-961f184fdcb9/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d039fc03-ee27-49c4-8940-961f184fdcb9/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d039fc03-ee27-49c4-8940-961f184fdcb9/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d039fc03-ee27-49c4-8940-961f184fdcb9/bin/ukojak-pZX7IvK2PQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/loop-tiling-eq.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d039fc03-ee27-49c4-8940-961f184fdcb9/bin/ukojak-pZX7IvK2PQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d039fc03-ee27-49c4-8940-961f184fdcb9/bin/ukojak-pZX7IvK2PQ --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 2bf204635285748ea2bd88f763410b9afff54eeccde3aa0a970ff723633af9c2 --- 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-6b4ec56 [2022-11-20 17:08:05,113 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:08:05,115 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:08:05,158 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:08:05,159 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:08:05,160 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:08:05,161 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:08:05,163 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:08:05,165 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:08:05,166 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:08:05,171 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:08:05,175 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:08:05,175 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:08:05,181 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:08:05,184 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:08:05,191 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:08:05,192 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:08:05,193 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:08:05,195 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:08:05,201 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:08:05,202 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:08:05,205 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:08:05,208 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:08:05,209 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:08:05,218 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:08:05,221 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:08:05,222 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:08:05,223 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:08:05,227 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:08:05,228 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:08:05,228 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:08:05,229 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:08:05,231 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:08:05,233 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:08:05,234 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:08:05,235 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:08:05,235 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:08:05,236 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:08:05,236 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:08:05,237 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:08:05,238 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:08:05,243 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d039fc03-ee27-49c4-8940-961f184fdcb9/bin/ukojak-pZX7IvK2PQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2022-11-20 17:08:05,283 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:08:05,283 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:08:05,286 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:08:05,286 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:08:05,286 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:08:05,286 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:08:05,287 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:08:05,287 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:08:05,287 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:08:05,287 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:08:05,288 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-20 17:08:05,289 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-20 17:08:05,289 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-20 17:08:05,289 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:08:05,289 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 17:08:05,290 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 17:08:05,290 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 17:08:05,290 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:08:05,290 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:08:05,290 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:08:05,291 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:08:05,291 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:08:05,291 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:08:05,291 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:08:05,292 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:08:05,292 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 17:08:05,292 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 17:08:05,292 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 17:08:05,292 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 17:08:05,293 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_d039fc03-ee27-49c4-8940-961f184fdcb9/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d039fc03-ee27-49c4-8940-961f184fdcb9/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2bf204635285748ea2bd88f763410b9afff54eeccde3aa0a970ff723633af9c2 [2022-11-20 17:08:05,719 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:08:05,744 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:08:05,747 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:08:05,748 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:08:05,750 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:08:05,751 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d039fc03-ee27-49c4-8940-961f184fdcb9/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/weaver/loop-tiling-eq.wvr.c [2022-11-20 17:08:08,966 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:08:09,206 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:08:09,207 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d039fc03-ee27-49c4-8940-961f184fdcb9/sv-benchmarks/c/weaver/loop-tiling-eq.wvr.c [2022-11-20 17:08:09,214 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d039fc03-ee27-49c4-8940-961f184fdcb9/bin/ukojak-pZX7IvK2PQ/data/8a825721f/cb6ab47c4cc14833af2416786446fb4e/FLAGe95e6f46f [2022-11-20 17:08:09,230 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d039fc03-ee27-49c4-8940-961f184fdcb9/bin/ukojak-pZX7IvK2PQ/data/8a825721f/cb6ab47c4cc14833af2416786446fb4e [2022-11-20 17:08:09,235 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:08:09,236 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:08:09,237 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:08:09,238 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:08:09,240 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:08:09,241 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:08:09" (1/1) ... [2022-11-20 17:08:09,242 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ae6e029 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:08:09, skipping insertion in model container [2022-11-20 17:08:09,242 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:08:09" (1/1) ... [2022-11-20 17:08:09,258 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:08:09,287 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:08:09,460 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_d039fc03-ee27-49c4-8940-961f184fdcb9/sv-benchmarks/c/weaver/loop-tiling-eq.wvr.c[2618,2631] [2022-11-20 17:08:09,468 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:08:09,481 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-20 17:08:09,485 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:08:09,502 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_d039fc03-ee27-49c4-8940-961f184fdcb9/sv-benchmarks/c/weaver/loop-tiling-eq.wvr.c[2618,2631] [2022-11-20 17:08:09,514 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:08:09,522 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:08:09,546 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_d039fc03-ee27-49c4-8940-961f184fdcb9/sv-benchmarks/c/weaver/loop-tiling-eq.wvr.c[2618,2631] [2022-11-20 17:08:09,549 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:08:09,566 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:08:09,567 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:08:09 WrapperNode [2022-11-20 17:08:09,567 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:08:09,568 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:08:09,568 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:08:09,568 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:08:09,575 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:08:09" (1/1) ... [2022-11-20 17:08:09,588 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:08:09" (1/1) ... [2022-11-20 17:08:09,614 INFO L138 Inliner]: procedures = 27, calls = 41, calls flagged for inlining = 13, calls inlined = 17, statements flattened = 179 [2022-11-20 17:08:09,614 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:08:09,615 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:08:09,615 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:08:09,615 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:08:09,624 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:08:09" (1/1) ... [2022-11-20 17:08:09,624 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:08:09" (1/1) ... [2022-11-20 17:08:09,629 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:08:09" (1/1) ... [2022-11-20 17:08:09,629 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:08:09" (1/1) ... [2022-11-20 17:08:09,641 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:08:09" (1/1) ... [2022-11-20 17:08:09,647 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:08:09" (1/1) ... [2022-11-20 17:08:09,649 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:08:09" (1/1) ... [2022-11-20 17:08:09,651 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:08:09" (1/1) ... [2022-11-20 17:08:09,654 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:08:09,655 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:08:09,655 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:08:09,656 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:08:09,656 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:08:09" (1/1) ... [2022-11-20 17:08:09,670 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:08:09,694 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d039fc03-ee27-49c4-8940-961f184fdcb9/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:08:09,712 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d039fc03-ee27-49c4-8940-961f184fdcb9/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:08:09,714 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d039fc03-ee27-49c4-8940-961f184fdcb9/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:08:09,768 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:08:09,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 17:08:09,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-20 17:08:09,770 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:08:09,770 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 17:08:09,771 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-20 17:08:09,771 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 17:08:09,777 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 17:08:09,778 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 17:08:09,778 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 17:08:09,779 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 17:08:09,779 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:08:09,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:08:09,779 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:08:09,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 17:08:09,781 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 17:08:09,898 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:08:09,900 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:08:11,054 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:08:11,065 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:08:11,065 INFO L300 CfgBuilder]: Removed 7 assume(true) statements. [2022-11-20 17:08:11,067 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:08:11 BoogieIcfgContainer [2022-11-20 17:08:11,068 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:08:11,068 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:08:11,069 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:08:11,085 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:08:11,085 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:08:11" (1/1) ... [2022-11-20 17:08:11,086 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) [2022-11-20 17:08:11,093 INFO L158 Benchmark]: Toolchain (without parser) took 1855.32ms. Allocated memory was 75.5MB in the beginning and 96.5MB in the end (delta: 21.0MB). Free memory was 54.2MB in the beginning and 71.8MB in the end (delta: -17.6MB). Peak memory consumption was 4.1MB. Max. memory is 16.1GB. [2022-11-20 17:08:11,093 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 75.5MB. Free memory is still 54.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:08:11,094 INFO L158 Benchmark]: CACSL2BoogieTranslator took 329.84ms. Allocated memory is still 75.5MB. Free memory was 54.0MB in the beginning and 40.0MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-20 17:08:11,094 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.98ms. Allocated memory is still 75.5MB. Free memory was 40.0MB in the beginning and 37.6MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:08:11,095 INFO L158 Benchmark]: Boogie Preprocessor took 40.01ms. Allocated memory is still 75.5MB. Free memory was 37.6MB in the beginning and 35.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:08:11,096 INFO L158 Benchmark]: RCFGBuilder took 1412.37ms. Allocated memory was 75.5MB in the beginning and 96.5MB in the end (delta: 21.0MB). Free memory was 35.3MB in the beginning and 73.3MB in the end (delta: -38.1MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. [2022-11-20 17:08:11,098 INFO L158 Benchmark]: CodeCheck took 22.37ms. Allocated memory is still 96.5MB. Free memory was 72.8MB in the beginning and 72.3MB in the end (delta: 493.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:08:11,108 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 0.22ms. Allocated memory is still 75.5MB. Free memory is still 54.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 329.84ms. Allocated memory is still 75.5MB. Free memory was 54.0MB in the beginning and 40.0MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.98ms. Allocated memory is still 75.5MB. Free memory was 40.0MB in the beginning and 37.6MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.01ms. Allocated memory is still 75.5MB. Free memory was 37.6MB in the beginning and 35.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1412.37ms. Allocated memory was 75.5MB in the beginning and 96.5MB in the end (delta: 21.0MB). Free memory was 35.3MB in the beginning and 73.3MB in the end (delta: -38.1MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. * CodeCheck took 22.37ms. Allocated memory is still 96.5MB. Free memory was 72.8MB in the beginning and 72.3MB in the end (delta: 493.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 17:08:11,151 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d039fc03-ee27-49c4-8940-961f184fdcb9/bin/ukojak-pZX7IvK2PQ/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