[INFO] fetching crate rmw_err 0.0.5...
[INFO] building rmw_err-0.0.5 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate rmw_err 0.0.5 into /workspace/builds/worker-5-tc1/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-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rmw_err 0.0.5 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8dcb3a497d6ae647ed84209397c3c9b41ebe930d86018ffa7679d5f8c95c7bc7
[INFO] running `Command { std: "docker" "start" "-a" "8dcb3a497d6ae647ed84209397c3c9b41ebe930d86018ffa7679d5f8c95c7bc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8dcb3a497d6ae647ed84209397c3c9b41ebe930d86018ffa7679d5f8c95c7bc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8dcb3a497d6ae647ed84209397c3c9b41ebe930d86018ffa7679d5f8c95c7bc7", kill_on_drop: false }`
[INFO] [stdout] 8dcb3a497d6ae647ed84209397c3c9b41ebe930d86018ffa7679d5f8c95c7bc7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 672cea4bb50e9d63db00330c4d27bb8464fa537d50f92633ebeea67de4acd11c
[INFO] running `Command { std: "docker" "start" "-a" "672cea4bb50e9d63db00330c4d27bb8464fa537d50f92633ebeea67de4acd11c", 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 0.10s
[INFO] running `Command { std: "docker" "inspect" "672cea4bb50e9d63db00330c4d27bb8464fa537d50f92633ebeea67de4acd11c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "672cea4bb50e9d63db00330c4d27bb8464fa537d50f92633ebeea67de4acd11c", kill_on_drop: false }`
[INFO] [stdout] 672cea4bb50e9d63db00330c4d27bb8464fa537d50f92633ebeea67de4acd11c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5ea93a07c95407b24320eb2836fe385f08014f55f5ae57a3ddea5192a65b3bbd
[INFO] running `Command { std: "docker" "start" "-a" "5ea93a07c95407b24320eb2836fe385f08014f55f5ae57a3ddea5192a65b3bbd", 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" "5ea93a07c95407b24320eb2836fe385f08014f55f5ae57a3ddea5192a65b3bbd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ea93a07c95407b24320eb2836fe385f08014f55f5ae57a3ddea5192a65b3bbd", kill_on_drop: false }`
[INFO] [stdout] 5ea93a07c95407b24320eb2836fe385f08014f55f5ae57a3ddea5192a65b3bbd