./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/goblint-regression/09-regions_21-arrayloop2_nr.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version e04fb08f 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_80d2c8fd-33af-4262-9395-c1230b15d1ee/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80d2c8fd-33af-4262-9395-c1230b15d1ee/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80d2c8fd-33af-4262-9395-c1230b15d1ee/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80d2c8fd-33af-4262-9395-c1230b15d1ee/bin/uautomizer-tPACEb0tL8/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/goblint-regression/09-regions_21-arrayloop2_nr.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80d2c8fd-33af-4262-9395-c1230b15d1ee/bin/uautomizer-tPACEb0tL8/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80d2c8fd-33af-4262-9395-c1230b15d1ee/bin/uautomizer-tPACEb0tL8 --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 52746884466210ec366bc04a3a6cb03f413619353c73143d79c1024e676e598e --- 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-e04fb08 [2022-11-16 11:38:51,537 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 11:38:51,540 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 11:38:51,558 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 11:38:51,559 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 11:38:51,560 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 11:38:51,561 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 11:38:51,563 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 11:38:51,565 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 11:38:51,566 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 11:38:51,567 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 11:38:51,569 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 11:38:51,569 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 11:38:51,570 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 11:38:51,571 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 11:38:51,573 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 11:38:51,574 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 11:38:51,575 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 11:38:51,576 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 11:38:51,578 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 11:38:51,580 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 11:38:51,581 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 11:38:51,583 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 11:38:51,583 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 11:38:51,587 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 11:38:51,588 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 11:38:51,588 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 11:38:51,589 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 11:38:51,589 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 11:38:51,591 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 11:38:51,591 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 11:38:51,592 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 11:38:51,593 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 11:38:51,594 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 11:38:51,595 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 11:38:51,595 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 11:38:51,596 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 11:38:51,596 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 11:38:51,597 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 11:38:51,598 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 11:38:51,599 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 11:38:51,600 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80d2c8fd-33af-4262-9395-c1230b15d1ee/bin/uautomizer-tPACEb0tL8/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2022-11-16 11:38:51,621 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 11:38:51,626 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 11:38:51,630 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 11:38:51,631 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 11:38:51,632 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 11:38:51,634 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 11:38:51,634 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 11:38:51,635 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 11:38:51,635 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 11:38:51,635 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 11:38:51,637 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 11:38:51,637 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-16 11:38:51,637 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 11:38:51,638 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 11:38:51,638 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 11:38:51,638 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-16 11:38:51,638 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-16 11:38:51,639 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-16 11:38:51,639 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 11:38:51,639 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 11:38:51,640 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 11:38:51,640 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 11:38:51,640 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 11:38:51,640 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 11:38:51,641 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 11:38:51,641 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 11:38:51,641 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 11:38:51,642 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 11:38:51,642 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-16 11:38:51,642 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 11:38:51,644 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_80d2c8fd-33af-4262-9395-c1230b15d1ee/bin/uautomizer-tPACEb0tL8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80d2c8fd-33af-4262-9395-c1230b15d1ee/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 52746884466210ec366bc04a3a6cb03f413619353c73143d79c1024e676e598e [2022-11-16 11:38:51,916 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 11:38:51,936 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 11:38:51,939 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 11:38:51,940 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 11:38:51,941 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 11:38:51,942 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80d2c8fd-33af-4262-9395-c1230b15d1ee/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/goblint-regression/09-regions_21-arrayloop2_nr.i [2022-11-16 11:38:52,024 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80d2c8fd-33af-4262-9395-c1230b15d1ee/bin/uautomizer-tPACEb0tL8/data/7ace87e7b/d5ce9691a8634c8e9f4c147abc0326c1/FLAG838daa75b [2022-11-16 11:38:52,630 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 11:38:52,630 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80d2c8fd-33af-4262-9395-c1230b15d1ee/sv-benchmarks/c/goblint-regression/09-regions_21-arrayloop2_nr.i [2022-11-16 11:38:52,647 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80d2c8fd-33af-4262-9395-c1230b15d1ee/bin/uautomizer-tPACEb0tL8/data/7ace87e7b/d5ce9691a8634c8e9f4c147abc0326c1/FLAG838daa75b [2022-11-16 11:38:52,861 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80d2c8fd-33af-4262-9395-c1230b15d1ee/bin/uautomizer-tPACEb0tL8/data/7ace87e7b/d5ce9691a8634c8e9f4c147abc0326c1 [2022-11-16 11:38:52,865 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 11:38:52,867 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 11:38:52,872 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 11:38:52,872 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 11:38:52,876 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 11:38:52,876 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:38:52" (1/1) ... [2022-11-16 11:38:52,878 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7985b5aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:38:52, skipping insertion in model container [2022-11-16 11:38:52,879 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:38:52" (1/1) ... [2022-11-16 11:38:52,886 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 11:38:52,936 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 11:38:53,439 WARN L1554 CHandler]: Possible shadowing of function new [2022-11-16 11:38:53,439 WARN L1554 CHandler]: Possible shadowing of function new [2022-11-16 11:38:53,440 WARN L1554 CHandler]: Possible shadowing of function new [2022-11-16 11:38:53,442 WARN L1554 CHandler]: Possible shadowing of function new [2022-11-16 11:38:53,469 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 11:38:53,489 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types of different sizes while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2022-11-16 11:38:53,498 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6d86b739 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:38:53, skipping insertion in model container [2022-11-16 11:38:53,498 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 11:38:53,499 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-16 11:38:53,502 INFO L158 Benchmark]: Toolchain (without parser) took 633.29ms. Allocated memory is still 123.7MB. Free memory was 88.9MB in the beginning and 96.6MB in the end (delta: -7.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-16 11:38:53,503 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 90.2MB. Free memory was 45.8MB in the beginning and 45.7MB in the end (delta: 42.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 11:38:53,505 INFO L158 Benchmark]: CACSL2BoogieTranslator took 627.64ms. Allocated memory is still 123.7MB. Free memory was 88.6MB in the beginning and 96.6MB in the end (delta: -8.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-16 11:38:53,507 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 90.2MB. Free memory was 45.8MB in the beginning and 45.7MB in the end (delta: 42.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 627.64ms. Allocated memory is still 123.7MB. Free memory was 88.6MB in the beginning and 96.6MB in the end (delta: -8.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1031]: Unsupported Syntax Found a cast between two array/pointer types of different sizes while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. 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_80d2c8fd-33af-4262-9395-c1230b15d1ee/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80d2c8fd-33af-4262-9395-c1230b15d1ee/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80d2c8fd-33af-4262-9395-c1230b15d1ee/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80d2c8fd-33af-4262-9395-c1230b15d1ee/bin/uautomizer-tPACEb0tL8/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/goblint-regression/09-regions_21-arrayloop2_nr.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80d2c8fd-33af-4262-9395-c1230b15d1ee/bin/uautomizer-tPACEb0tL8/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80d2c8fd-33af-4262-9395-c1230b15d1ee/bin/uautomizer-tPACEb0tL8 --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 52746884466210ec366bc04a3a6cb03f413619353c73143d79c1024e676e598e --- 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-e04fb08 [2022-11-16 11:38:55,592 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 11:38:55,595 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 11:38:55,632 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 11:38:55,632 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 11:38:55,636 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 11:38:55,639 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 11:38:55,644 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 11:38:55,646 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 11:38:55,647 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 11:38:55,648 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 11:38:55,649 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 11:38:55,649 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 11:38:55,650 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 11:38:55,651 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 11:38:55,653 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 11:38:55,653 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 11:38:55,656 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 11:38:55,661 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 11:38:55,668 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 11:38:55,672 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 11:38:55,676 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 11:38:55,679 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 11:38:55,681 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 11:38:55,687 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 11:38:55,688 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 11:38:55,688 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 11:38:55,689 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 11:38:55,695 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 11:38:55,696 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 11:38:55,696 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 11:38:55,697 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 11:38:55,698 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 11:38:55,698 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 11:38:55,699 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 11:38:55,700 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 11:38:55,700 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 11:38:55,701 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 11:38:55,701 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 11:38:55,702 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 11:38:55,703 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 11:38:55,705 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80d2c8fd-33af-4262-9395-c1230b15d1ee/bin/uautomizer-tPACEb0tL8/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2022-11-16 11:38:55,743 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 11:38:55,743 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 11:38:55,744 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 11:38:55,744 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 11:38:55,745 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 11:38:55,746 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 11:38:55,747 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 11:38:55,747 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 11:38:55,747 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 11:38:55,748 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 11:38:55,749 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 11:38:55,749 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-16 11:38:55,749 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 11:38:55,749 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 11:38:55,750 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 11:38:55,750 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-16 11:38:55,750 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-16 11:38:55,751 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-16 11:38:55,751 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 11:38:55,751 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 11:38:55,751 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-16 11:38:55,751 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-16 11:38:55,752 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 11:38:55,752 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 11:38:55,752 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 11:38:55,752 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 11:38:55,753 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 11:38:55,753 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 11:38:55,753 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 11:38:55,754 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 11:38:55,754 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-16 11:38:55,754 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-16 11:38:55,755 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-16 11:38:55,755 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_80d2c8fd-33af-4262-9395-c1230b15d1ee/bin/uautomizer-tPACEb0tL8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80d2c8fd-33af-4262-9395-c1230b15d1ee/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 52746884466210ec366bc04a3a6cb03f413619353c73143d79c1024e676e598e [2022-11-16 11:38:56,137 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 11:38:56,172 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 11:38:56,174 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 11:38:56,176 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 11:38:56,178 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 11:38:56,180 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80d2c8fd-33af-4262-9395-c1230b15d1ee/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/goblint-regression/09-regions_21-arrayloop2_nr.i [2022-11-16 11:38:56,244 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80d2c8fd-33af-4262-9395-c1230b15d1ee/bin/uautomizer-tPACEb0tL8/data/c42e36e96/b7c965d4f0cf492da7f22382d8825afe/FLAGc8a55b4a5 [2022-11-16 11:38:56,879 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 11:38:56,880 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80d2c8fd-33af-4262-9395-c1230b15d1ee/sv-benchmarks/c/goblint-regression/09-regions_21-arrayloop2_nr.i [2022-11-16 11:38:56,895 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80d2c8fd-33af-4262-9395-c1230b15d1ee/bin/uautomizer-tPACEb0tL8/data/c42e36e96/b7c965d4f0cf492da7f22382d8825afe/FLAGc8a55b4a5 [2022-11-16 11:38:57,147 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80d2c8fd-33af-4262-9395-c1230b15d1ee/bin/uautomizer-tPACEb0tL8/data/c42e36e96/b7c965d4f0cf492da7f22382d8825afe [2022-11-16 11:38:57,149 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 11:38:57,150 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 11:38:57,152 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 11:38:57,152 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 11:38:57,158 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 11:38:57,158 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:38:57" (1/1) ... [2022-11-16 11:38:57,159 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@788243a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:38:57, skipping insertion in model container [2022-11-16 11:38:57,159 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:38:57" (1/1) ... [2022-11-16 11:38:57,166 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 11:38:57,231 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 11:38:57,747 WARN L1554 CHandler]: Possible shadowing of function new [2022-11-16 11:38:57,747 WARN L1554 CHandler]: Possible shadowing of function new [2022-11-16 11:38:57,748 WARN L1554 CHandler]: Possible shadowing of function new [2022-11-16 11:38:57,749 WARN L1554 CHandler]: Possible shadowing of function new [2022-11-16 11:38:57,791 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 11:38:57,819 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-16 11:38:57,828 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 11:38:57,861 WARN L1554 CHandler]: Possible shadowing of function new [2022-11-16 11:38:57,861 WARN L1554 CHandler]: Possible shadowing of function new [2022-11-16 11:38:57,862 WARN L1554 CHandler]: Possible shadowing of function new [2022-11-16 11:38:57,865 WARN L1554 CHandler]: Possible shadowing of function new [2022-11-16 11:38:57,883 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 11:38:57,902 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 11:38:57,942 WARN L1554 CHandler]: Possible shadowing of function new [2022-11-16 11:38:57,943 WARN L1554 CHandler]: Possible shadowing of function new [2022-11-16 11:38:57,943 WARN L1554 CHandler]: Possible shadowing of function new [2022-11-16 11:38:57,944 WARN L1554 CHandler]: Possible shadowing of function new [2022-11-16 11:38:57,951 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 11:38:58,026 INFO L208 MainTranslator]: Completed translation [2022-11-16 11:38:58,027 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:38:58 WrapperNode [2022-11-16 11:38:58,027 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 11:38:58,028 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 11:38:58,029 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 11:38:58,029 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 11:38:58,036 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:38:58" (1/1) ... [2022-11-16 11:38:58,070 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:38:58" (1/1) ... [2022-11-16 11:38:58,113 INFO L138 Inliner]: procedures = 274, calls = 32, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 117 [2022-11-16 11:38:58,113 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 11:38:58,115 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 11:38:58,115 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 11:38:58,115 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 11:38:58,124 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:38:58" (1/1) ... [2022-11-16 11:38:58,126 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:38:58" (1/1) ... [2022-11-16 11:38:58,144 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:38:58" (1/1) ... [2022-11-16 11:38:58,144 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:38:58" (1/1) ... [2022-11-16 11:38:58,157 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:38:58" (1/1) ... [2022-11-16 11:38:58,161 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:38:58" (1/1) ... [2022-11-16 11:38:58,163 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:38:58" (1/1) ... [2022-11-16 11:38:58,165 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:38:58" (1/1) ... [2022-11-16 11:38:58,194 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 11:38:58,195 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 11:38:58,195 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 11:38:58,195 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 11:38:58,196 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:38:58" (1/1) ... [2022-11-16 11:38:58,203 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 11:38:58,213 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80d2c8fd-33af-4262-9395-c1230b15d1ee/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:38:58,227 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80d2c8fd-33af-4262-9395-c1230b15d1ee/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-16 11:38:58,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80d2c8fd-33af-4262-9395-c1230b15d1ee/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-16 11:38:58,277 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-16 11:38:58,277 INFO L130 BoogieDeclarations]: Found specification of procedure f [2022-11-16 11:38:58,277 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2022-11-16 11:38:58,277 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-16 11:38:58,278 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-16 11:38:58,278 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-16 11:38:58,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-16 11:38:58,278 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-16 11:38:58,278 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-16 11:38:58,278 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 11:38:58,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-16 11:38:58,279 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 11:38:58,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 11:38:58,280 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-16 11:38:58,515 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 11:38:58,517 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 11:38:59,089 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 11:38:59,096 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 11:38:59,097 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-16 11:38:59,099 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 11:38:59 BoogieIcfgContainer [2022-11-16 11:38:59,099 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 11:38:59,124 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-16 11:38:59,124 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-16 11:38:59,127 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-16 11:38:59,127 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 11:38:57" (1/3) ... [2022-11-16 11:38:59,128 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@609a8a12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 11:38:59, skipping insertion in model container [2022-11-16 11:38:59,128 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:38:58" (2/3) ... [2022-11-16 11:38:59,128 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@609a8a12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 11:38:59, skipping insertion in model container [2022-11-16 11:38:59,129 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 11:38:59" (3/3) ... [2022-11-16 11:38:59,130 INFO L112 eAbstractionObserver]: Analyzing ICFG 09-regions_21-arrayloop2_nr.i [2022-11-16 11:38:59,148 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-16 11:38:59,148 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 33 error locations. [2022-11-16 11:38:59,148 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-16 11:38:59,269 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-11-16 11:38:59,313 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-11-16 11:38:59,333 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 211 places, 218 transitions, 446 flow [2022-11-16 11:38:59,342 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 211 places, 218 transitions, 446 flow [2022-11-16 11:38:59,344 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 211 places, 218 transitions, 446 flow [2022-11-16 11:38:59,455 INFO L130 PetriNetUnfolder]: 14/216 cut-off events. [2022-11-16 11:38:59,455 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-11-16 11:38:59,463 INFO L83 FinitePrefix]: Finished finitePrefix Result has 223 conditions, 216 events. 14/216 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 635 event pairs, 0 based on Foata normal form. 0/161 useless extension candidates. Maximal degree in co-relation 155. Up to 2 conditions per place. [2022-11-16 11:38:59,470 INFO L119 LiptonReduction]: Number of co-enabled transitions 8134 [2022-11-16 11:40:29,916 WARN L233 SmtUtils]: Spent 6.43s on a formula simplification. DAG size of input: 123 DAG size of output: 114 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:40:39,599 WARN L233 SmtUtils]: Spent 6.73s on a formula simplification. DAG size of input: 123 DAG size of output: 114 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:41:05,906 WARN L233 SmtUtils]: Spent 6.70s on a formula simplification that was a NOOP. DAG size: 165 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:41:12,427 WARN L233 SmtUtils]: Spent 6.52s on a formula simplification that was a NOOP. DAG size: 165 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:41:19,479 WARN L233 SmtUtils]: Spent 7.05s on a formula simplification that was a NOOP. DAG size: 165 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:41:26,138 WARN L233 SmtUtils]: Spent 6.66s on a formula simplification that was a NOOP. DAG size: 165 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:41:31,600 WARN L233 SmtUtils]: Spent 5.46s on a formula simplification that was a NOOP. DAG size: 149 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:41:37,366 WARN L233 SmtUtils]: Spent 5.76s on a formula simplification that was a NOOP. DAG size: 149 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:41:48,067 WARN L233 SmtUtils]: Spent 5.80s on a formula simplification that was a NOOP. DAG size: 149 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:41:53,908 WARN L233 SmtUtils]: Spent 5.07s on a formula simplification that was a NOOP. DAG size: 146 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:41:59,443 WARN L233 SmtUtils]: Spent 5.53s on a formula simplification that was a NOOP. DAG size: 146 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:42:13,849 WARN L233 SmtUtils]: Spent 5.54s on a formula simplification that was a NOOP. DAG size: 161 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:42:19,742 WARN L233 SmtUtils]: Spent 5.89s on a formula simplification that was a NOOP. DAG size: 161 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:42:25,118 WARN L233 SmtUtils]: Spent 5.37s on a formula simplification that was a NOOP. DAG size: 161 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:42:30,591 WARN L233 SmtUtils]: Spent 5.47s on a formula simplification that was a NOOP. DAG size: 161 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:44:16,344 WARN L233 SmtUtils]: Spent 1.76m on a formula simplification. DAG size of input: 212 DAG size of output: 204 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:45:04,195 WARN L233 SmtUtils]: Spent 47.85s on a formula simplification that was a NOOP. DAG size: 200 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:46:43,857 WARN L233 SmtUtils]: Spent 1.66m on a formula simplification. DAG size of input: 212 DAG size of output: 204 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:47:36,844 WARN L233 SmtUtils]: Spent 52.98s on a formula simplification that was a NOOP. DAG size: 200 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:49:33,866 WARN L233 SmtUtils]: Spent 1.87m on a formula simplification that was a NOOP. DAG size: 220 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:51:33,242 WARN L233 SmtUtils]: Spent 1.99m on a formula simplification that was a NOOP. DAG size: 212 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:53:52,414 WARN L233 SmtUtils]: Spent 2.32m on a formula simplification that was a NOOP. DAG size: 220 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition)