[INFO] cloning repository https://github.com/arnavb/tree-clone-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/arnavb/tree-clone-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farnavb%2Ftree-clone-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farnavb%2Ftree-clone-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 51477bfb8d351e57e85a60c3fa663ccbf8cf1641 [INFO] testing arnavb/tree-clone-rs against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farnavb%2Ftree-clone-rs" "/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/arnavb/tree-clone-rs on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/arnavb/tree-clone-rs [INFO] finished tweaking git repo https://github.com/arnavb/tree-clone-rs [INFO] tweaked toml for git repo https://github.com/arnavb/tree-clone-rs written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/arnavb/tree-clone-rs already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] af0a87c85b05328d7d1f7ec1b13dedc6794bd02d90f525ce005e085ab3cc8c4c [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" "af0a87c85b05328d7d1f7ec1b13dedc6794bd02d90f525ce005e085ab3cc8c4c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "af0a87c85b05328d7d1f7ec1b13dedc6794bd02d90f525ce005e085ab3cc8c4c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "af0a87c85b05328d7d1f7ec1b13dedc6794bd02d90f525ce005e085ab3cc8c4c", kill_on_drop: false }` [INFO] [stdout] af0a87c85b05328d7d1f7ec1b13dedc6794bd02d90f525ce005e085ab3cc8c4c [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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", 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] 43aa4bb8631bc5b9a0a1969dbb7d1c088ead39f03ec297be3d119de670c994c4 [INFO] running `Command { std: "docker" "start" "-a" "43aa4bb8631bc5b9a0a1969dbb7d1c088ead39f03ec297be3d119de670c994c4", kill_on_drop: false }` [INFO] [stderr] Compiling unicode-width v0.1.5 [INFO] [stderr] Compiling bitflags v1.0.4 [INFO] [stderr] Compiling strsim v0.7.0 [INFO] [stderr] Compiling textwrap v0.10.0 [INFO] [stderr] Compiling clap v2.32.0 [INFO] [stderr] Compiling tree-clone-rs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:39:28 [INFO] [stdout] | [INFO] [stdout] 39 | fn cli() -> Result<(), Box> { [INFO] [stdout] | ^^^^^^^^ help: use `dyn`: `dyn StdError` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 14.48s [INFO] running `Command { std: "docker" "inspect" "43aa4bb8631bc5b9a0a1969dbb7d1c088ead39f03ec297be3d119de670c994c4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "43aa4bb8631bc5b9a0a1969dbb7d1c088ead39f03ec297be3d119de670c994c4", kill_on_drop: false }` [INFO] [stdout] 43aa4bb8631bc5b9a0a1969dbb7d1c088ead39f03ec297be3d119de670c994c4 [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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", 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] d62200f40c2c1498244c9472897866c80a54eff4857ebefe8d73e2ee032fbecc [INFO] running `Command { std: "docker" "start" "-a" "d62200f40c2c1498244c9472897866c80a54eff4857ebefe8d73e2ee032fbecc", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling tree-clone-rs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:39:28 [INFO] [stdout] | [INFO] [stdout] 39 | fn cli() -> Result<(), Box> { [INFO] [stdout] | ^^^^^^^^ help: use `dyn`: `dyn StdError` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.64s [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "d62200f40c2c1498244c9472897866c80a54eff4857ebefe8d73e2ee032fbecc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d62200f40c2c1498244c9472897866c80a54eff4857ebefe8d73e2ee032fbecc", kill_on_drop: false }` [INFO] [stdout] d62200f40c2c1498244c9472897866c80a54eff4857ebefe8d73e2ee032fbecc [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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 7326bc3d78178b5dba5b62874fa802a7dd93619f822e2896cdd8b1da137fe19c [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" "7326bc3d78178b5dba5b62874fa802a7dd93619f822e2896cdd8b1da137fe19c", kill_on_drop: false }` [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:39:28 [INFO] [stderr] | [INFO] [stderr] 39 | fn cli() -> Result<(), Box> { [INFO] [stderr] | ^^^^^^^^ help: use `dyn`: `dyn StdError` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: `tree-clone-rs` (bin "tree-clone-rs" test) generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/tree_clone_rs-b4c908059a0dbd2b) [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" "7326bc3d78178b5dba5b62874fa802a7dd93619f822e2896cdd8b1da137fe19c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7326bc3d78178b5dba5b62874fa802a7dd93619f822e2896cdd8b1da137fe19c", kill_on_drop: false }` [INFO] [stdout] 7326bc3d78178b5dba5b62874fa802a7dd93619f822e2896cdd8b1da137fe19c