[INFO] cloning repository https://github.com/kolgotko/command-pattern.rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kolgotko/command-pattern.rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkolgotko%2Fcommand-pattern.rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkolgotko%2Fcommand-pattern.rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0718f19a53e726295b3e61f29587fcfae6d53a32
[INFO] testing kolgotko/command-pattern.rs against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkolgotko%2Fcommand-pattern.rs" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kolgotko/command-pattern.rs on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kolgotko/command-pattern.rs
[INFO] finished tweaking git repo https://github.com/kolgotko/command-pattern.rs
[INFO] tweaked toml for git repo https://github.com/kolgotko/command-pattern.rs written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/kolgotko/command-pattern.rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f8f08a400dfb45e97508a8c4a1e7a1e2866c0480d25674fc4937b78fbb7e1efa
[INFO] running `Command { std: "docker" "start" "-a" "f8f08a400dfb45e97508a8c4a1e7a1e2866c0480d25674fc4937b78fbb7e1efa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f8f08a400dfb45e97508a8c4a1e7a1e2866c0480d25674fc4937b78fbb7e1efa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8f08a400dfb45e97508a8c4a1e7a1e2866c0480d25674fc4937b78fbb7e1efa", kill_on_drop: false }`
[INFO] [stdout] f8f08a400dfb45e97508a8c4a1e7a1e2866c0480d25674fc4937b78fbb7e1efa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3d7a15c2256bcd6d980f4619d1d421d8b953dc76f07583209059e61740dbf2df
[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" "3d7a15c2256bcd6d980f4619d1d421d8b953dc76f07583209059e61740dbf2df", kill_on_drop: false }`
[INFO] [stderr]    Compiling command_pattern v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/lib.rs:5:32
[INFO] [stdout]   |
[INFO] [stdout] 5 |     fn get_exec(&self) -> &Box<Fn() -> Result<R, E> + Send + Sync>;
[INFO] [stdout]   |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> Result<R, E> + Send + Sync`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/lib.rs:6:34
[INFO] [stdout]   |
[INFO] [stdout] 6 |     fn get_unexec(&self) -> &Box<Fn() -> Result<(), U> + Send + Sync>;
[INFO] [stdout]   |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> Result<(), U> + Send + Sync`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/lib.rs:9:28
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct Command<R,E=Box<Error>,U=E> {
[INFO] [stdout]   |                            ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:10:19
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub exec: Box<Fn() -> Result<R, E> + Send + Sync>,
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> Result<R, E> + Send + Sync`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:11:21
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub unexec: Box<Fn() -> Result<(), U> + Send + Sync>,
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> Result<(), U> + Send + Sync`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:15:32
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn get_exec(&self) -> &Box<Fn() -> Result<R, E> + Send + Sync> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> Result<R, E> + Send + Sync`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:18:34
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn get_unexec(&self) -> &Box<Fn() -> Result<(), U> + Send + Sync> {
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> Result<(), U> + Send + Sync`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:30:28
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub struct Invoker<R,E=Box<Error>,U=E> {
[INFO] [stdout]    |                            ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/main.rs:7:29
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn main() -> Result<(), Box<Error>> {
[INFO] [stdout]   |                             ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:16:47
[INFO] [stdout]    |
[INFO] [stdout] 16 |             Ok(Box::new("i am result") as Box<Any>)
[INFO] [stdout]    |                                               ^^^ help: use `dyn`: `dyn Any`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.06s
[INFO] running `Command { std: "docker" "inspect" "3d7a15c2256bcd6d980f4619d1d421d8b953dc76f07583209059e61740dbf2df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d7a15c2256bcd6d980f4619d1d421d8b953dc76f07583209059e61740dbf2df", kill_on_drop: false }`
[INFO] [stdout] 3d7a15c2256bcd6d980f4619d1d421d8b953dc76f07583209059e61740dbf2df
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5d4c355d143f0a1c3f053f6db0f7cde79d1a536f929477044849cb991f0cf32f
[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" "5d4c355d143f0a1c3f053f6db0f7cde79d1a536f929477044849cb991f0cf32f", kill_on_drop: false }`
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/lib.rs:5:32
[INFO] [stdout]   |
[INFO] [stdout] 5 |     fn get_exec(&self) -> &Box<Fn() -> Result<R, E> + Send + Sync>;
[INFO] [stdout]   |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> Result<R, E> + Send + Sync`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling command_pattern v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/lib.rs:6:34
[INFO] [stdout]   |
[INFO] [stdout] 6 |     fn get_unexec(&self) -> &Box<Fn() -> Result<(), U> + Send + Sync>;
[INFO] [stdout]   |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> Result<(), U> + Send + Sync`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/lib.rs:9:28
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct Command<R,E=Box<Error>,U=E> {
[INFO] [stdout]   |                            ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:10:19
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub exec: Box<Fn() -> Result<R, E> + Send + Sync>,
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> Result<R, E> + Send + Sync`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:11:21
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub unexec: Box<Fn() -> Result<(), U> + Send + Sync>,
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> Result<(), U> + Send + Sync`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:15:32
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn get_exec(&self) -> &Box<Fn() -> Result<R, E> + Send + Sync> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> Result<R, E> + Send + Sync`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:18:34
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn get_unexec(&self) -> &Box<Fn() -> Result<(), U> + Send + Sync> {
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> Result<(), U> + Send + Sync`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:30:28
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub struct Invoker<R,E=Box<Error>,U=E> {
[INFO] [stdout]    |                            ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/lib.rs:5:32
[INFO] [stdout]   |
[INFO] [stdout] 5 |     fn get_exec(&self) -> &Box<Fn() -> Result<R, E> + Send + Sync>;
[INFO] [stdout]   |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> Result<R, E> + Send + Sync`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/lib.rs:6:34
[INFO] [stdout]   |
[INFO] [stdout] 6 |     fn get_unexec(&self) -> &Box<Fn() -> Result<(), U> + Send + Sync>;
[INFO] [stdout]   |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> Result<(), U> + Send + Sync`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/lib.rs:9:28
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct Command<R,E=Box<Error>,U=E> {
[INFO] [stdout]   |                            ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:10:19
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub exec: Box<Fn() -> Result<R, E> + Send + Sync>,
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> Result<R, E> + Send + Sync`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:11:21
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub unexec: Box<Fn() -> Result<(), U> + Send + Sync>,
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> Result<(), U> + Send + Sync`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:15:32
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn get_exec(&self) -> &Box<Fn() -> Result<R, E> + Send + Sync> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> Result<R, E> + Send + Sync`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:18:34
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn get_unexec(&self) -> &Box<Fn() -> Result<(), U> + Send + Sync> {
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> Result<(), U> + Send + Sync`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:30:28
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub struct Invoker<R,E=Box<Error>,U=E> {
[INFO] [stdout]    |                            ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/main.rs:7:29
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn main() -> Result<(), Box<Error>> {
[INFO] [stdout]   |                             ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:16:47
[INFO] [stdout]    |
[INFO] [stdout] 16 |             Ok(Box::new("i am result") as Box<Any>)
[INFO] [stdout]    |                                               ^^^ help: use `dyn`: `dyn Any`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.46s
[INFO] running `Command { std: "docker" "inspect" "5d4c355d143f0a1c3f053f6db0f7cde79d1a536f929477044849cb991f0cf32f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d4c355d143f0a1c3f053f6db0f7cde79d1a536f929477044849cb991f0cf32f", kill_on_drop: false }`
[INFO] [stdout] 5d4c355d143f0a1c3f053f6db0f7cde79d1a536f929477044849cb991f0cf32f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 076649281b5837e8d2ad75126fe659d4cde162588fcea07d25b039644e115a34
[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" "076649281b5837e8d2ad75126fe659d4cde162588fcea07d25b039644e115a34", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout] running 0 tests
[INFO] [stderr]  --> src/lib.rs:5:32
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stderr] 5 |     fn get_exec(&self) -> &Box<Fn() -> Result<R, E> + Send + Sync>;
[INFO] [stdout] 
[INFO] [stderr]   |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> Result<R, E> + Send + Sync`
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stdout] running 0 tests
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout] 
[INFO] [stderr]  --> src/lib.rs:6:34
[INFO] [stderr]   |
[INFO] [stderr] 6 |     fn get_unexec(&self) -> &Box<Fn() -> Result<(), U> + Send + Sync>;
[INFO] [stderr]   |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> Result<(), U> + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/lib.rs:9:28
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub struct Command<R,E=Box<Error>,U=E> {
[INFO] [stderr]   |                            ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:10:19
[INFO] [stderr]    |
[INFO] [stderr] 10 |     pub exec: Box<Fn() -> Result<R, E> + Send + Sync>,
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> Result<R, E> + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:11:21
[INFO] [stderr]    |
[INFO] [stderr] 11 |     pub unexec: Box<Fn() -> Result<(), U> + Send + Sync>,
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> Result<(), U> + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:15:32
[INFO] [stderr]    |
[INFO] [stderr] 15 |     fn get_exec(&self) -> &Box<Fn() -> Result<R, E> + Send + Sync> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> Result<R, E> + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:18:34
[INFO] [stderr]    |
[INFO] [stderr] 18 |     fn get_unexec(&self) -> &Box<Fn() -> Result<(), U> + Send + Sync> {
[INFO] [stderr]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> Result<(), U> + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:30:28
[INFO] [stderr]    |
[INFO] [stderr] 30 | pub struct Invoker<R,E=Box<Error>,U=E> {
[INFO] [stderr]    |                            ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: 8 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/lib.rs:5:32
[INFO] [stderr]   |
[INFO] [stderr] 5 |     fn get_exec(&self) -> &Box<Fn() -> Result<R, E> + Send + Sync>;
[INFO] [stderr]   |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> Result<R, E> + Send + Sync`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/lib.rs:6:34
[INFO] [stderr]   |
[INFO] [stderr] 6 |     fn get_unexec(&self) -> &Box<Fn() -> Result<(), U> + Send + Sync>;
[INFO] [stderr]   |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> Result<(), U> + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/lib.rs:9:28
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub struct Command<R,E=Box<Error>,U=E> {
[INFO] [stderr]   |                            ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:10:19
[INFO] [stderr]    |
[INFO] [stderr] 10 |     pub exec: Box<Fn() -> Result<R, E> + Send + Sync>,
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> Result<R, E> + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:11:21
[INFO] [stderr]    |
[INFO] [stderr] 11 |     pub unexec: Box<Fn() -> Result<(), U> + Send + Sync>,
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> Result<(), U> + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:15:32
[INFO] [stderr]    |
[INFO] [stderr] 15 |     fn get_exec(&self) -> &Box<Fn() -> Result<R, E> + Send + Sync> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> Result<R, E> + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:18:34
[INFO] [stderr]    |
[INFO] [stderr] 18 |     fn get_unexec(&self) -> &Box<Fn() -> Result<(), U> + Send + Sync> {
[INFO] [stderr]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> Result<(), U> + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:30:28
[INFO] [stderr]    |
[INFO] [stderr] 30 | pub struct Invoker<R,E=Box<Error>,U=E> {
[INFO] [stderr]    |                            ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: 8 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/main.rs:7:29
[INFO] [stderr]   |
[INFO] [stderr] 7 | fn main() -> Result<(), Box<Error>> {
[INFO] [stderr]   |                             ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:16:47
[INFO] [stderr]    |
[INFO] [stderr] 16 |             Ok(Box::new("i am result") as Box<Any>)
[INFO] [stderr]    |                                               ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/command_pattern-8592e46470d50d70
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/command_pattern-7cc3d7db1f0ffd1f
[INFO] [stderr]    Doc-tests command_pattern
[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" "076649281b5837e8d2ad75126fe659d4cde162588fcea07d25b039644e115a34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "076649281b5837e8d2ad75126fe659d4cde162588fcea07d25b039644e115a34", kill_on_drop: false }`
[INFO] [stdout] 076649281b5837e8d2ad75126fe659d4cde162588fcea07d25b039644e115a34