[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#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farnavb%2Ftree-clone-rs" "/workspace/builds/worker-15/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/arnavb/tree-clone-rs on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "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-15/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6d488512f00da7c6c34f4e8890e56d70441c1cfd9535599a072f78d8c25b695b
[INFO] running `Command { std: "docker" "start" "-a" "6d488512f00da7c6c34f4e8890e56d70441c1cfd9535599a072f78d8c25b695b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6d488512f00da7c6c34f4e8890e56d70441c1cfd9535599a072f78d8c25b695b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d488512f00da7c6c34f4e8890e56d70441c1cfd9535599a072f78d8c25b695b", kill_on_drop: false }`
[INFO] [stdout] 6d488512f00da7c6c34f4e8890e56d70441c1cfd9535599a072f78d8c25b695b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ef4c59ee750c7a9ae8c3b73acc1f6f2dbfcbedd9da34c710ecaaa6c84887e783
[INFO] running `Command { std: "docker" "start" "-a" "ef4c59ee750c7a9ae8c3b73acc1f6f2dbfcbedd9da34c710ecaaa6c84887e783", 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<StdError>> {
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.94s
[INFO] running `Command { std: "docker" "inspect" "ef4c59ee750c7a9ae8c3b73acc1f6f2dbfcbedd9da34c710ecaaa6c84887e783", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef4c59ee750c7a9ae8c3b73acc1f6f2dbfcbedd9da34c710ecaaa6c84887e783", kill_on_drop: false }`
[INFO] [stdout] ef4c59ee750c7a9ae8c3b73acc1f6f2dbfcbedd9da34c710ecaaa6c84887e783
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ef7163de33f8ec8ccf8ad9bca0dce2047665cdabc9a7f2264b2f23f8abd18940
[INFO] running `Command { std: "docker" "start" "-a" "ef7163de33f8ec8ccf8ad9bca0dce2047665cdabc9a7f2264b2f23f8abd18940", kill_on_drop: false }`
[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<StdError>> {
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.99s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ef7163de33f8ec8ccf8ad9bca0dce2047665cdabc9a7f2264b2f23f8abd18940", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef7163de33f8ec8ccf8ad9bca0dce2047665cdabc9a7f2264b2f23f8abd18940", kill_on_drop: false }`
[INFO] [stdout] ef7163de33f8ec8ccf8ad9bca0dce2047665cdabc9a7f2264b2f23f8abd18940
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 75639a6b7d407e2be4983aeb12aafca9043c807cc68a67ca3d19e749a857cad3
[INFO] running `Command { std: "docker" "start" "-a" "75639a6b7d407e2be4983aeb12aafca9043c807cc68a67ca3d19e749a857cad3", 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/main.rs:39:28
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 39 | fn cli() -> Result<(), Box<StdError>> {
[INFO] [stdout] 
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tree_clone_rs-65c6980c25c9a612)
[INFO] running `Command { std: "docker" "inspect" "75639a6b7d407e2be4983aeb12aafca9043c807cc68a67ca3d19e749a857cad3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75639a6b7d407e2be4983aeb12aafca9043c807cc68a67ca3d19e749a857cad3", kill_on_drop: false }`
[INFO] [stdout] 75639a6b7d407e2be4983aeb12aafca9043c807cc68a67ca3d19e749a857cad3