[INFO] fetching crate nrot 2.0.0...
[INFO] building nrot-2.0.0 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate nrot 2.0.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate nrot 2.0.0
[INFO] finished tweaking crates.io crate nrot 2.0.0
[INFO] tweaked toml for crates.io crate nrot 2.0.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate nrot 2.0.0 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 nrot 2.0.0 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-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 07ae2fe01012df05da1cd624e8628a9c44a5f5a4ba00ffd97f02ca30369b3284
[INFO] running `Command { std: "docker" "start" "-a" "07ae2fe01012df05da1cd624e8628a9c44a5f5a4ba00ffd97f02ca30369b3284", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "07ae2fe01012df05da1cd624e8628a9c44a5f5a4ba00ffd97f02ca30369b3284", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07ae2fe01012df05da1cd624e8628a9c44a5f5a4ba00ffd97f02ca30369b3284", kill_on_drop: false }`
[INFO] [stdout] 07ae2fe01012df05da1cd624e8628a9c44a5f5a4ba00ffd97f02ca30369b3284
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 6f392bedf9afd6826fc073ecc29a5f1f0e2a44ffa2b8871a8ad88c74591b793e
[INFO] running `Command { std: "docker" "start" "-a" "6f392bedf9afd6826fc073ecc29a5f1f0e2a44ffa2b8871a8ad88c74591b793e", kill_on_drop: false }`
[INFO] [stderr]    Compiling nrot v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "6f392bedf9afd6826fc073ecc29a5f1f0e2a44ffa2b8871a8ad88c74591b793e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f392bedf9afd6826fc073ecc29a5f1f0e2a44ffa2b8871a8ad88c74591b793e", kill_on_drop: false }`
[INFO] [stdout] 6f392bedf9afd6826fc073ecc29a5f1f0e2a44ffa2b8871a8ad88c74591b793e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 9b31454da13f7d29dc63950fb794481bf8e1ef64d8ff135919f99cf3b797b6c2
[INFO] running `Command { std: "docker" "start" "-a" "9b31454da13f7d29dc63950fb794481bf8e1ef64d8ff135919f99cf3b797b6c2", kill_on_drop: false }`
[INFO] [stderr]    Compiling nrot v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `Command { std: "docker" "inspect" "9b31454da13f7d29dc63950fb794481bf8e1ef64d8ff135919f99cf3b797b6c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b31454da13f7d29dc63950fb794481bf8e1ef64d8ff135919f99cf3b797b6c2", kill_on_drop: false }`
[INFO] [stdout] 9b31454da13f7d29dc63950fb794481bf8e1ef64d8ff135919f99cf3b797b6c2