[INFO] updating cached repository https://github.com/faizilham/ocha
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6ed78ff3c811568319b995edea90d26631ad5e07
[INFO] testing faizilham/ocha against 1.45.2 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffaizilham%2Focha" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/faizilham/ocha on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/faizilham/ocha
[INFO] finished tweaking git repo https://github.com/faizilham/ocha
[INFO] tweaked toml for git repo https://github.com/faizilham/ocha written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/faizilham/ocha already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2bb8bcd0db9ec3589063a4c5d7d845d0c7aedd2a9c7df19497457672c1052e78
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2bb8bcd0db9ec3589063a4c5d7d845d0c7aedd2a9c7df19497457672c1052e78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2bb8bcd0db9ec3589063a4c5d7d845d0c7aedd2a9c7df19497457672c1052e78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bb8bcd0db9ec3589063a4c5d7d845d0c7aedd2a9c7df19497457672c1052e78", kill_on_drop: false }`
[INFO] [stdout] 2bb8bcd0db9ec3589063a4c5d7d845d0c7aedd2a9c7df19497457672c1052e78
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1af7fec93c30a5641e91c121c058f4421a2b042d025e519c5991d02e244627fa
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "1af7fec93c30a5641e91c121c058f4421a2b042d025e519c5991d02e244627fa", kill_on_drop: false }`
[INFO] [stderr]    Compiling ocha v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/heap.rs:40:18
[INFO] [stdout]    |
[INFO] [stdout] 40 |     objs: Vec<Rc<Traceable>>
[INFO] [stdout]    |                  ^^^^^^^^^ help: use `dyn`: `dyn Traceable`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/resolver/mod.rs:120:26
[INFO] [stdout]     |
[INFO] [stdout] 120 | type ExprResult = Result<(bool), Exception>; // is_capturing
[INFO] [stdout]     |                          ^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/value.rs:28:50
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub fn get_traceable(value: &Value) -> Option<Rc<Traceable>> {
[INFO] [stdout]    |                                                  ^^^^^^^^^ help: use `dyn`: `dyn Traceable`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/vm.rs:98:18
[INFO] [stdout]    |
[INFO] [stdout] 98 |     io: &'io mut OchaIO
[INFO] [stdout]    |                  ^^^^^^ help: use `dyn`: `dyn OchaIO`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/vm.rs:104:46
[INFO] [stdout]     |
[INFO] [stdout] 104 |     pub fn new (module: Module, io: &'io mut OchaIO) -> VM {
[INFO] [stdout]     |                                              ^^^^^^ help: use `dyn`: `dyn OchaIO`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:28:49
[INFO] [stdout]    |
[INFO] [stdout] 28 | fn run_file_with_io(filename : String, io: &mut OchaIO) -> Result<(), ()> {
[INFO] [stdout]    |                                                 ^^^^^^ help: use `dyn`: `dyn OchaIO`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:35:49
[INFO] [stdout]    |
[INFO] [stdout] 35 | fn read_file_with_io (filename : &str, io: &mut OchaIO) -> Result<String, ()> {
[INFO] [stdout]    |                                                 ^^^^^^ help: use `dyn`: `dyn OchaIO`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:61:37
[INFO] [stdout]    |
[INFO] [stdout] 61 | fn execute(module: Module, io: &mut OchaIO) -> Result<(), Exception> {
[INFO] [stdout]    |                                     ^^^^^^ help: use `dyn`: `dyn OchaIO`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:67:30
[INFO] [stdout]    |
[INFO] [stdout] 67 | fn report_exception(io: &mut OchaIO, exception: Exception) -> () {
[INFO] [stdout]    |                              ^^^^^^ help: use `dyn`: `dyn OchaIO`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:72:31
[INFO] [stdout]    |
[INFO] [stdout] 72 | fn report_exceptions(io: &mut OchaIO, exceptions: Vec<Exception>) -> () {
[INFO] [stdout]    |                               ^^^^^^ help: use `dyn`: `dyn OchaIO`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.68s
[INFO] running `Command { std: "docker" "inspect" "1af7fec93c30a5641e91c121c058f4421a2b042d025e519c5991d02e244627fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1af7fec93c30a5641e91c121c058f4421a2b042d025e519c5991d02e244627fa", kill_on_drop: false }`
[INFO] [stdout] 1af7fec93c30a5641e91c121c058f4421a2b042d025e519c5991d02e244627fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9aea29de89d5a29ecd640a8ed4178cfac37393093ddbe4a9bd8048d1bacd551c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9aea29de89d5a29ecd640a8ed4178cfac37393093ddbe4a9bd8048d1bacd551c", kill_on_drop: false }`
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/heap.rs:40:18
[INFO] [stdout]    |
[INFO] [stdout] 40 |     objs: Vec<Rc<Traceable>>
[INFO] [stdout]    |                  ^^^^^^^^^ help: use `dyn`: `dyn Traceable`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling ocha v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/resolver/mod.rs:120:26
[INFO] [stdout]     |
[INFO] [stdout] 120 | type ExprResult = Result<(bool), Exception>; // is_capturing
[INFO] [stdout]     |                          ^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/value.rs:28:50
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub fn get_traceable(value: &Value) -> Option<Rc<Traceable>> {
[INFO] [stdout]    |                                                  ^^^^^^^^^ help: use `dyn`: `dyn Traceable`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/vm.rs:98:18
[INFO] [stdout]    |
[INFO] [stdout] 98 |     io: &'io mut OchaIO
[INFO] [stdout]    |                  ^^^^^^ help: use `dyn`: `dyn OchaIO`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/vm.rs:104:46
[INFO] [stdout]     |
[INFO] [stdout] 104 |     pub fn new (module: Module, io: &'io mut OchaIO) -> VM {
[INFO] [stdout]     |                                              ^^^^^^ help: use `dyn`: `dyn OchaIO`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:28:49
[INFO] [stdout]    |
[INFO] [stdout] 28 | fn run_file_with_io(filename : String, io: &mut OchaIO) -> Result<(), ()> {
[INFO] [stdout]    |                                                 ^^^^^^ help: use `dyn`: `dyn OchaIO`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:35:49
[INFO] [stdout]    |
[INFO] [stdout] 35 | fn read_file_with_io (filename : &str, io: &mut OchaIO) -> Result<String, ()> {
[INFO] [stdout]    |                                                 ^^^^^^ help: use `dyn`: `dyn OchaIO`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:61:37
[INFO] [stdout]    |
[INFO] [stdout] 61 | fn execute(module: Module, io: &mut OchaIO) -> Result<(), Exception> {
[INFO] [stdout]    |                                     ^^^^^^ help: use `dyn`: `dyn OchaIO`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:67:30
[INFO] [stdout]    |
[INFO] [stdout] 67 | fn report_exception(io: &mut OchaIO, exception: Exception) -> () {
[INFO] [stdout]    |                              ^^^^^^ help: use `dyn`: `dyn OchaIO`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:72:31
[INFO] [stdout]    |
[INFO] [stdout] 72 | fn report_exceptions(io: &mut OchaIO, exceptions: Vec<Exception>) -> () {
[INFO] [stdout]    |                               ^^^^^^ help: use `dyn`: `dyn OchaIO`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/heap.rs:40:18
[INFO] [stdout]    |
[INFO] [stdout] 40 |     objs: Vec<Rc<Traceable>>
[INFO] [stdout]    |                  ^^^^^^^^^ help: use `dyn`: `dyn Traceable`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/resolver/mod.rs:120:26
[INFO] [stdout]     |
[INFO] [stdout] 120 | type ExprResult = Result<(bool), Exception>; // is_capturing
[INFO] [stdout]     |                          ^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/value.rs:28:50
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub fn get_traceable(value: &Value) -> Option<Rc<Traceable>> {
[INFO] [stdout]    |                                                  ^^^^^^^^^ help: use `dyn`: `dyn Traceable`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/vm.rs:98:18
[INFO] [stdout]    |
[INFO] [stdout] 98 |     io: &'io mut OchaIO
[INFO] [stdout]    |                  ^^^^^^ help: use `dyn`: `dyn OchaIO`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/vm.rs:104:46
[INFO] [stdout]     |
[INFO] [stdout] 104 |     pub fn new (module: Module, io: &'io mut OchaIO) -> VM {
[INFO] [stdout]     |                                              ^^^^^^ help: use `dyn`: `dyn OchaIO`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:28:49
[INFO] [stdout]    |
[INFO] [stdout] 28 | fn run_file_with_io(filename : String, io: &mut OchaIO) -> Result<(), ()> {
[INFO] [stdout]    |                                                 ^^^^^^ help: use `dyn`: `dyn OchaIO`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:35:49
[INFO] [stdout]    |
[INFO] [stdout] 35 | fn read_file_with_io (filename : &str, io: &mut OchaIO) -> Result<String, ()> {
[INFO] [stdout]    |                                                 ^^^^^^ help: use `dyn`: `dyn OchaIO`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:61:37
[INFO] [stdout]    |
[INFO] [stdout] 61 | fn execute(module: Module, io: &mut OchaIO) -> Result<(), Exception> {
[INFO] [stdout]    |                                     ^^^^^^ help: use `dyn`: `dyn OchaIO`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:67:30
[INFO] [stdout]    |
[INFO] [stdout] 67 | fn report_exception(io: &mut OchaIO, exception: Exception) -> () {
[INFO] [stdout]    |                              ^^^^^^ help: use `dyn`: `dyn OchaIO`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:72:31
[INFO] [stdout]    |
[INFO] [stdout] 72 | fn report_exceptions(io: &mut OchaIO, exceptions: Vec<Exception>) -> () {
[INFO] [stdout]    |                               ^^^^^^ help: use `dyn`: `dyn OchaIO`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.97s
[INFO] running `Command { std: "docker" "inspect" "9aea29de89d5a29ecd640a8ed4178cfac37393093ddbe4a9bd8048d1bacd551c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9aea29de89d5a29ecd640a8ed4178cfac37393093ddbe4a9bd8048d1bacd551c", kill_on_drop: false }`
[INFO] [stdout] 9aea29de89d5a29ecd640a8ed4178cfac37393093ddbe4a9bd8048d1bacd551c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 767c6604ad574cc33dc7a050386b2e1486b9c51f129048f3590fbd537b18f88f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "767c6604ad574cc33dc7a050386b2e1486b9c51f129048f3590fbd537b18f88f", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/heap.rs:40:18
[INFO] [stderr]    |
[INFO] [stderr] 40 |     objs: Vec<Rc<Traceable>>
[INFO] [stderr]    |                  ^^^^^^^^^ help: use `dyn`: `dyn Traceable`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/resolver/mod.rs:120:26
[INFO] [stderr]     |
[INFO] [stderr] 120 | type ExprResult = Result<(bool), Exception>; // is_capturing
[INFO] [stderr]     |                          ^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/value.rs:28:50
[INFO] [stderr]    |
[INFO] [stderr] 28 | pub fn get_traceable(value: &Value) -> Option<Rc<Traceable>> {
[INFO] [stderr]    |                                                  ^^^^^^^^^ help: use `dyn`: `dyn Traceable`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/vm.rs:98:18
[INFO] [stderr]    |
[INFO] [stderr] 98 |     io: &'io mut OchaIO
[INFO] [stderr]    |                  ^^^^^^ help: use `dyn`: `dyn OchaIO`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/vm.rs:104:46
[INFO] [stderr]     |
[INFO] [stderr] 104 |     pub fn new (module: Module, io: &'io mut OchaIO) -> VM {
[INFO] [stderr]     |                                              ^^^^^^ help: use `dyn`: `dyn OchaIO`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:28:49
[INFO] [stderr]    |
[INFO] [stderr] 28 | fn run_file_with_io(filename : String, io: &mut OchaIO) -> Result<(), ()> {
[INFO] [stderr]    |                                                 ^^^^^^ help: use `dyn`: `dyn OchaIO`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:35:49
[INFO] [stderr]    |
[INFO] [stderr] 35 | fn read_file_with_io (filename : &str, io: &mut OchaIO) -> Result<String, ()> {
[INFO] [stderr]    |                                                 ^^^^^^ help: use `dyn`: `dyn OchaIO`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:61:37
[INFO] [stderr]    |
[INFO] [stderr] 61 | fn execute(module: Module, io: &mut OchaIO) -> Result<(), Exception> {
[INFO] [stderr]    |                                     ^^^^^^ help: use `dyn`: `dyn OchaIO`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:67:30
[INFO] [stderr]    |
[INFO] [stderr] 67 | fn report_exception(io: &mut OchaIO, exception: Exception) -> () {
[INFO] [stderr]    |                              ^^^^^^ help: use `dyn`: `dyn OchaIO`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:72:31
[INFO] [stderr]    |
[INFO] [stderr] 72 | fn report_exceptions(io: &mut OchaIO, exceptions: Vec<Exception>) -> () {
[INFO] [stderr]    |                               ^^^^^^ help: use `dyn`: `dyn OchaIO`
[INFO] [stderr] 
[INFO] [stderr] warning: 10 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/heap.rs:40:18
[INFO] [stderr]    |
[INFO] [stderr] 40 |     objs: Vec<Rc<Traceable>>
[INFO] [stderr]    |                  ^^^^^^^^^ help: use `dyn`: `dyn Traceable`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/resolver/mod.rs:120:26
[INFO] [stderr]     |
[INFO] [stderr] 120 | type ExprResult = Result<(bool), Exception>; // is_capturing
[INFO] [stderr]     |                          ^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/value.rs:28:50
[INFO] [stderr]    |
[INFO] [stderr] 28 | pub fn get_traceable(value: &Value) -> Option<Rc<Traceable>> {
[INFO] [stderr]    |                                                  ^^^^^^^^^ help: use `dyn`: `dyn Traceable`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/vm.rs:98:18
[INFO] [stderr]    |
[INFO] [stderr] 98 |     io: &'io mut OchaIO
[INFO] [stderr]    |                  ^^^^^^ help: use `dyn`: `dyn OchaIO`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/vm.rs:104:46
[INFO] [stderr]     |
[INFO] [stderr] 104 |     pub fn new (module: Module, io: &'io mut OchaIO) -> VM {
[INFO] [stderr]     |                                              ^^^^^^ help: use `dyn`: `dyn OchaIO`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:28:49
[INFO] [stderr]    |
[INFO] [stderr] 28 | fn run_file_with_io(filename : String, io: &mut OchaIO) -> Result<(), ()> {
[INFO] [stderr]    |                                                 ^^^^^^ help: use `dyn`: `dyn OchaIO`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:35:49
[INFO] [stderr]    |
[INFO] [stderr] 35 | fn read_file_with_io (filename : &str, io: &mut OchaIO) -> Result<String, ()> {
[INFO] [stderr]    |                                                 ^^^^^^ help: use `dyn`: `dyn OchaIO`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:61:37
[INFO] [stderr]    |
[INFO] [stderr] 61 | fn execute(module: Module, io: &mut OchaIO) -> Result<(), Exception> {
[INFO] [stderr]    |                                     ^^^^^^ help: use `dyn`: `dyn OchaIO`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:67:30
[INFO] [stderr]    |
[INFO] [stderr] 67 | fn report_exception(io: &mut OchaIO, exception: Exception) -> () {
[INFO] [stderr]    |                              ^^^^^^ help: use `dyn`: `dyn OchaIO`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:72:31
[INFO] [stderr]    |
[INFO] [stderr] 72 | fn report_exceptions(io: &mut OchaIO, exceptions: Vec<Exception>) -> () {
[INFO] [stderr]    |                               ^^^^^^ help: use `dyn`: `dyn OchaIO`
[INFO] [stderr] 
[INFO] [stderr] warning: 10 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ocha-59640c415cb3782d
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test test::test_expression ... ok
[INFO] [stdout] test test::test_closure ... ok
[INFO] [stdout] test test::test_err_parser ... ok
[INFO] [stdout] test test::test_function ... ok
[INFO] [stdout] test test::test_loop ... ok
[INFO] [stdout] test test::test_closure_complex ... ok
[INFO] [stdout] test test::test_err_resolver ... ok
[INFO] [stdout] test test::test_variable ... ok
[INFO] [stdout] test test::test_condition ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ocha-b193438b1f33ce3e
[INFO] [stdout] test test::test_global ... ok
[INFO] [stdout] test test::test_list ... ok
[INFO] [stdout] test test::test_local_scope ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ocha
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> /opt/rustwide/workdir/src/resolver/mod.rs:120:26
[INFO] [stderr]     |
[INFO] [stderr] 120 | type ExprResult = Result<(bool), Exception>; // is_capturing
[INFO] [stderr]     |                          ^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "767c6604ad574cc33dc7a050386b2e1486b9c51f129048f3590fbd537b18f88f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "767c6604ad574cc33dc7a050386b2e1486b9c51f129048f3590fbd537b18f88f", kill_on_drop: false }`
[INFO] [stdout] 767c6604ad574cc33dc7a050386b2e1486b9c51f129048f3590fbd537b18f88f