[INFO] fetching crate rmw_err 0.0.5...
[INFO] testing rmw_err-0.0.5 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1
[INFO] extracting crate rmw_err 0.0.5 into /workspace/builds/worker-6-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-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rmw_err 0.0.5 on toolchain 2440211fe03bc45c89b6dc1a3df18382ce91e32b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5d3d0fbc013eb68b5999d8268200fa7e616ca01643a7f2d18fbef6f743ba2b66
[INFO] running `Command { std: "docker" "start" "-a" "5d3d0fbc013eb68b5999d8268200fa7e616ca01643a7f2d18fbef6f743ba2b66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5d3d0fbc013eb68b5999d8268200fa7e616ca01643a7f2d18fbef6f743ba2b66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d3d0fbc013eb68b5999d8268200fa7e616ca01643a7f2d18fbef6f743ba2b66", kill_on_drop: false }`
[INFO] [stdout] 5d3d0fbc013eb68b5999d8268200fa7e616ca01643a7f2d18fbef6f743ba2b66
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9cfc611da1d085f9ca706c67d3266646153a943cbb7ec6c8768a72aacb57df05
[INFO] running `Command { std: "docker" "start" "-a" "9cfc611da1d085f9ca706c67d3266646153a943cbb7ec6c8768a72aacb57df05", 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 0.08s
[INFO] running `Command { std: "docker" "inspect" "9cfc611da1d085f9ca706c67d3266646153a943cbb7ec6c8768a72aacb57df05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cfc611da1d085f9ca706c67d3266646153a943cbb7ec6c8768a72aacb57df05", kill_on_drop: false }`
[INFO] [stdout] 9cfc611da1d085f9ca706c67d3266646153a943cbb7ec6c8768a72aacb57df05
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ff280a663e606d1f75ce3034bcb0e1a79c791e6c93112c195564e0f8edf57e35
[INFO] running `Command { std: "docker" "start" "-a" "ff280a663e606d1f75ce3034bcb0e1a79c791e6c93112c195564e0f8edf57e35", 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" "ff280a663e606d1f75ce3034bcb0e1a79c791e6c93112c195564e0f8edf57e35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff280a663e606d1f75ce3034bcb0e1a79c791e6c93112c195564e0f8edf57e35", kill_on_drop: false }`
[INFO] [stdout] ff280a663e606d1f75ce3034bcb0e1a79c791e6c93112c195564e0f8edf57e35