[INFO] fetching crate namigator 0.1.0...
[INFO] checking namigator-0.1.0 against try#9bb5641bfa3e7e0c9ede079ad0a1d43b1b7422bc for require-direct
[INFO] extracting crate namigator 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate namigator 0.1.0
[INFO] finished tweaking crates.io crate namigator 0.1.0
[INFO] tweaked toml for crates.io crate namigator 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate namigator 0.1.0 on toolchain 9bb5641bfa3e7e0c9ede079ad0a1d43b1b7422bc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9bb5641bfa3e7e0c9ede079ad0a1d43b1b7422bc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9bb5641bfa3e7e0c9ede079ad0a1d43b1b7422bc" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 12 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9bb5641bfa3e7e0c9ede079ad0a1d43b1b7422bc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+9bb5641bfa3e7e0c9ede079ad0a1d43b1b7422bc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a450ed3d97a3773e6f96b10c4bbfada66c55d348cc0bf809aa3836819150b1d4
[INFO] running `Command { std: "docker" "start" "-a" "a450ed3d97a3773e6f96b10c4bbfada66c55d348cc0bf809aa3836819150b1d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a450ed3d97a3773e6f96b10c4bbfada66c55d348cc0bf809aa3836819150b1d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a450ed3d97a3773e6f96b10c4bbfada66c55d348cc0bf809aa3836819150b1d4", kill_on_drop: false }`
[INFO] [stdout] a450ed3d97a3773e6f96b10c4bbfada66c55d348cc0bf809aa3836819150b1d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+9bb5641bfa3e7e0c9ede079ad0a1d43b1b7422bc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 84e2ef5e593d643f2dba49fbd4fb506419e07f3d619758ad6ca3f7d05e847ff7
[INFO] running `Command { std: "docker" "start" "-a" "84e2ef5e593d643f2dba49fbd4fb506419e07f3d619758ad6ca3f7d05e847ff7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.180
[INFO] [stderr]    Compiling find-msvc-tools v0.1.7
[INFO] [stderr]     Checking wow_world_base v0.3.0
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]    Compiling cc v1.2.52
[INFO] [stderr]    Compiling namigator-sys v0.2.0
[INFO] [stderr]     Checking namigator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 26.59s
[INFO] running `Command { std: "docker" "inspect" "84e2ef5e593d643f2dba49fbd4fb506419e07f3d619758ad6ca3f7d05e847ff7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84e2ef5e593d643f2dba49fbd4fb506419e07f3d619758ad6ca3f7d05e847ff7", kill_on_drop: false }`
[INFO] [stdout] 84e2ef5e593d643f2dba49fbd4fb506419e07f3d619758ad6ca3f7d05e847ff7