[INFO] fetching crate radicle-std-ext 0.1.0...
[INFO] checking radicle-std-ext-0.1.0 against try#24cd45d7714ba43afd4b8e62fb677b069b21c4a5 for pr-129543
[INFO] extracting crate radicle-std-ext 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate radicle-std-ext 0.1.0 on toolchain 24cd45d7714ba43afd4b8e62fb677b069b21c4a5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+24cd45d7714ba43afd4b8e62fb677b069b21c4a5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate radicle-std-ext 0.1.0
[INFO] finished tweaking crates.io crate radicle-std-ext 0.1.0
[INFO] tweaked toml for crates.io crate radicle-std-ext 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+24cd45d7714ba43afd4b8e62fb677b069b21c4a5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+24cd45d7714ba43afd4b8e62fb677b069b21c4a5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+24cd45d7714ba43afd4b8e62fb677b069b21c4a5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f3913e66e7cd65cec14127bb9a5ce57d10668f9b15fde38202f8f1d081a30f69
[INFO] running `Command { std: "docker" "start" "-a" "f3913e66e7cd65cec14127bb9a5ce57d10668f9b15fde38202f8f1d081a30f69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f3913e66e7cd65cec14127bb9a5ce57d10668f9b15fde38202f8f1d081a30f69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3913e66e7cd65cec14127bb9a5ce57d10668f9b15fde38202f8f1d081a30f69", kill_on_drop: false }`
[INFO] [stdout] f3913e66e7cd65cec14127bb9a5ce57d10668f9b15fde38202f8f1d081a30f69
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+24cd45d7714ba43afd4b8e62fb677b069b21c4a5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b3517e140d69be6a73abbc07b8c15d19b1437edbd31c8543a4c8b5e7dc0e32fb
[INFO] running `Command { std: "docker" "start" "-a" "b3517e140d69be6a73abbc07b8c15d19b1437edbd31c8543a4c8b5e7dc0e32fb", kill_on_drop: false }`
[INFO] [stderr]     Checking radicle-std-ext v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/ops.rs:54:17
[INFO] [stdout]    |
[INFO] [stdout] 53 |                 ControlFlow::Break(b) => ControlFlow::Break(b),
[INFO] [stdout]    |                 --------------------- matches all the relevant values
[INFO] [stdout] 54 |                 _ => unreachable!(),
[INFO] [stdout]    |                 ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/ops.rs:54:17
[INFO] [stdout]    |
[INFO] [stdout] 53 |                 ControlFlow::Break(b) => ControlFlow::Break(b),
[INFO] [stdout]    |                 --------------------- matches all the relevant values
[INFO] [stdout] 54 |                 _ => unreachable!(),
[INFO] [stdout]    |                 ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/ops.rs:82:17
[INFO] [stdout]    |
[INFO] [stdout] 81 |                 None => None,
[INFO] [stdout]    |                 ---- matches all the relevant values
[INFO] [stdout] 82 |                 _ => unreachable!(),
[INFO] [stdout]    |                 ^ no value can reach this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/ops.rs:82:17
[INFO] [stdout]    |
[INFO] [stdout] 81 |                 None => None,
[INFO] [stdout]    |                 ---- matches all the relevant values
[INFO] [stdout] 82 |                 _ => unreachable!(),
[INFO] [stdout]    |                 ^ no value can reach this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/ops.rs:110:17
[INFO] [stdout]     |
[INFO] [stdout] 109 |                 Err(e) => Err(From::from(e)),
[INFO] [stdout]     |                 ------ matches all the relevant values
[INFO] [stdout] 110 |                 _ => unreachable!(),
[INFO] [stdout]     |                 ^ no value can reach this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/ops.rs:110:17
[INFO] [stdout]     |
[INFO] [stdout] 109 |                 Err(e) => Err(From::from(e)),
[INFO] [stdout]     |                 ------ matches all the relevant values
[INFO] [stdout] 110 |                 _ => unreachable!(),
[INFO] [stdout]     |                 ^ no value can reach this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/ops.rs:140:17
[INFO] [stdout]     |
[INFO] [stdout] 139 |                 Err(e) => Poll::Ready(Some(Err(From::from(e)))),
[INFO] [stdout]     |                 ------ matches all the relevant values
[INFO] [stdout] 140 |                 _ => unreachable!(),
[INFO] [stdout]     |                 ^ no value can reach this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/ops.rs:140:17
[INFO] [stdout]     |
[INFO] [stdout] 139 |                 Err(e) => Poll::Ready(Some(Err(From::from(e)))),
[INFO] [stdout]     |                 ------ matches all the relevant values
[INFO] [stdout] 140 |                 _ => unreachable!(),
[INFO] [stdout]     |                 ^ no value can reach this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/ops.rs:169:17
[INFO] [stdout]     |
[INFO] [stdout] 168 |                 Err(e) => Poll::Ready(Err(From::from(e))),
[INFO] [stdout]     |                 ------ matches all the relevant values
[INFO] [stdout] 169 |                 _ => unreachable!(),
[INFO] [stdout]     |                 ^ no value can reach this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/ops.rs:169:17
[INFO] [stdout]     |
[INFO] [stdout] 168 |                 Err(e) => Poll::Ready(Err(From::from(e))),
[INFO] [stdout]     |                 ------ matches all the relevant values
[INFO] [stdout] 169 |                 _ => unreachable!(),
[INFO] [stdout]     |                 ^ no value can reach this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] running `Command { std: "docker" "inspect" "b3517e140d69be6a73abbc07b8c15d19b1437edbd31c8543a4c8b5e7dc0e32fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3517e140d69be6a73abbc07b8c15d19b1437edbd31c8543a4c8b5e7dc0e32fb", kill_on_drop: false }`
[INFO] [stdout] b3517e140d69be6a73abbc07b8c15d19b1437edbd31c8543a4c8b5e7dc0e32fb