[INFO] fetching crate cog 0.1.0...
[INFO] testing cog-0.1.0 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate cog 0.1.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate cog 0.1.0 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cog 0.1.0
[INFO] finished tweaking crates.io crate cog 0.1.0
[INFO] tweaked toml for crates.io crate cog 0.1.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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] 844c6323e4ce8549bb4bb1168ba9daf140ee4d597f2efd4fcca8340b1ae506ca
[INFO] running `Command { std: "docker" "start" "-a" "844c6323e4ce8549bb4bb1168ba9daf140ee4d597f2efd4fcca8340b1ae506ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "844c6323e4ce8549bb4bb1168ba9daf140ee4d597f2efd4fcca8340b1ae506ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "844c6323e4ce8549bb4bb1168ba9daf140ee4d597f2efd4fcca8340b1ae506ca", kill_on_drop: false }`
[INFO] [stdout] 844c6323e4ce8549bb4bb1168ba9daf140ee4d597f2efd4fcca8340b1ae506ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a22cafc6287748ba78978a684c4e9981908d7d0cf95507de934264c5f055d35
[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" "4a22cafc6287748ba78978a684c4e9981908d7d0cf95507de934264c5f055d35", kill_on_drop: false }`
[INFO] [stderr]    Compiling cog v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:89:37
[INFO] [stdout]    |
[INFO] [stdout] 89 |   commands: HashMap<String, Box<&'a Fn(Args, Opts)>>,
[INFO] [stdout]    |                                     ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Args, Opts)`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:100:48
[INFO] [stdout]     |
[INFO] [stdout] 100 |   pub fn command(&mut self, name: &str, f: &'a Fn(Args, Opts)) -> &mut Self {
[INFO] [stdout]     |                                                ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Args, Opts)`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `Command { std: "docker" "inspect" "4a22cafc6287748ba78978a684c4e9981908d7d0cf95507de934264c5f055d35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a22cafc6287748ba78978a684c4e9981908d7d0cf95507de934264c5f055d35", kill_on_drop: false }`
[INFO] [stdout] 4a22cafc6287748ba78978a684c4e9981908d7d0cf95507de934264c5f055d35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3d404fa7024aec74c2d69bdd651e7af6917af04cde2c5e06ef1094f12b0a0423
[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" "3d404fa7024aec74c2d69bdd651e7af6917af04cde2c5e06ef1094f12b0a0423", kill_on_drop: false }`
[INFO] [stderr]    Compiling cog v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:89:37
[INFO] [stdout]    |
[INFO] [stdout] 89 |   commands: HashMap<String, Box<&'a Fn(Args, Opts)>>,
[INFO] [stdout]    |                                     ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Args, Opts)`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:100:48
[INFO] [stdout]     |
[INFO] [stdout] 100 |   pub fn command(&mut self, name: &str, f: &'a Fn(Args, Opts)) -> &mut Self {
[INFO] [stdout]     |                                                ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Args, Opts)`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:89:37
[INFO] [stdout]    |
[INFO] [stdout] 89 |   commands: HashMap<String, Box<&'a Fn(Args, Opts)>>,
[INFO] [stdout]    |                                     ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Args, Opts)`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:100:48
[INFO] [stdout]     |
[INFO] [stdout] 100 |   pub fn command(&mut self, name: &str, f: &'a Fn(Args, Opts)) -> &mut Self {
[INFO] [stdout]     |                                                ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Args, Opts)`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `Command { std: "docker" "inspect" "3d404fa7024aec74c2d69bdd651e7af6917af04cde2c5e06ef1094f12b0a0423", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d404fa7024aec74c2d69bdd651e7af6917af04cde2c5e06ef1094f12b0a0423", kill_on_drop: false }`
[INFO] [stdout] 3d404fa7024aec74c2d69bdd651e7af6917af04cde2c5e06ef1094f12b0a0423
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0080c2802c31b28bea3a1b35e5ffc0a591f6b222776e6a0ce9e9e625f2e73dc6
[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" "0080c2802c31b28bea3a1b35e5ffc0a591f6b222776e6a0ce9e9e625f2e73dc6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:89:37
[INFO] [stderr]    |
[INFO] [stderr] 89 |   commands: HashMap<String, Box<&'a Fn(Args, Opts)>>,
[INFO] [stderr]    |                                     ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Args, Opts)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:100:48
[INFO] [stderr]     |
[INFO] [stderr] 100 |   pub fn command(&mut self, name: &str, f: &'a Fn(Args, Opts)) -> &mut Self {
[INFO] [stderr]     |                                                ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Args, Opts)`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:89:37
[INFO] [stderr]    |
[INFO] [stderr] 89 |   commands: HashMap<String, Box<&'a Fn(Args, Opts)>>,
[INFO] [stderr]    |                                     ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Args, Opts)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:100:48
[INFO] [stderr]     |
[INFO] [stderr] 100 |   pub fn command(&mut self, name: &str, f: &'a Fn(Args, Opts)) -> &mut Self {
[INFO] [stderr]     |                                                ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Args, Opts)`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cog-8664f40b1e549f09)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests cog
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0080c2802c31b28bea3a1b35e5ffc0a591f6b222776e6a0ce9e9e625f2e73dc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0080c2802c31b28bea3a1b35e5ffc0a591f6b222776e6a0ce9e9e625f2e73dc6", kill_on_drop: false }`
[INFO] [stdout] 0080c2802c31b28bea3a1b35e5ffc0a591f6b222776e6a0ce9e9e625f2e73dc6