[INFO] fetching crate rmw_err 0.0.5...
[INFO] building rmw_err-0.0.5 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate rmw_err 0.0.5 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate rmw_err 0.0.5
[INFO] finished tweaking crates.io crate rmw_err 0.0.5
[INFO] tweaked toml for crates.io crate rmw_err 0.0.5 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rmw_err 0.0.5 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rmw_err 0.0.5 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4fc65f2defd93ab847f2e5b855d2861ced14be9aea06e143724d14445102bed8
[INFO] running `Command { std: "docker" "start" "-a" "4fc65f2defd93ab847f2e5b855d2861ced14be9aea06e143724d14445102bed8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4fc65f2defd93ab847f2e5b855d2861ced14be9aea06e143724d14445102bed8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fc65f2defd93ab847f2e5b855d2861ced14be9aea06e143724d14445102bed8", kill_on_drop: false }`
[INFO] [stdout] 4fc65f2defd93ab847f2e5b855d2861ced14be9aea06e143724d14445102bed8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8bc286d9ed1a3b74106f5fcb27cc97895703bfe403f79c8b062f98e1b76e3a53
[INFO] running `Command { std: "docker" "start" "-a" "8bc286d9ed1a3b74106f5fcb27cc97895703bfe403f79c8b062f98e1b76e3a53", kill_on_drop: false }`
[INFO] [stderr]    Compiling rmw_err v0.0.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "8bc286d9ed1a3b74106f5fcb27cc97895703bfe403f79c8b062f98e1b76e3a53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8bc286d9ed1a3b74106f5fcb27cc97895703bfe403f79c8b062f98e1b76e3a53", kill_on_drop: false }`
[INFO] [stdout] 8bc286d9ed1a3b74106f5fcb27cc97895703bfe403f79c8b062f98e1b76e3a53
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ad5772d8893fb0a210c3e6c0d25689f5e6d79f8c8da79eefcc6c173094763115
[INFO] running `Command { std: "docker" "start" "-a" "ad5772d8893fb0a210c3e6c0d25689f5e6d79f8c8da79eefcc6c173094763115", kill_on_drop: false }`
[INFO] [stderr]    Compiling anyhow v1.0.58
[INFO] [stderr]    Compiling rmw_err v0.0.5 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `err`
[INFO] [stdout]  --> examples/main.rs:4:18
[INFO] [stdout]   |
[INFO] [stdout] 4 |   if let Ok(_) = err::ok!(File::open("/not_exist")) {
[INFO] [stdout]   |                  ^^^ use of unresolved module or unlinked crate `err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `err`
[INFO] [stdout]  --> examples/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     err::log!(Err::<(), _>("test"));
[INFO] [stdout]   |     ^^^ use of unresolved module or unlinked crate `err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]  --> examples/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fs::File;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rmw_err` (example "main") due to 2 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "ad5772d8893fb0a210c3e6c0d25689f5e6d79f8c8da79eefcc6c173094763115", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad5772d8893fb0a210c3e6c0d25689f5e6d79f8c8da79eefcc6c173094763115", kill_on_drop: false }`
[INFO] [stdout] ad5772d8893fb0a210c3e6c0d25689f5e6d79f8c8da79eefcc6c173094763115