[INFO] fetching crate read-write-pipe 0.1.0...
[INFO] building read-write-pipe-0.1.0 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate read-write-pipe 0.1.0 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate read-write-pipe 0.1.0
[INFO] finished tweaking crates.io crate read-write-pipe 0.1.0
[INFO] tweaked toml for crates.io crate read-write-pipe 0.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate read-write-pipe 0.1.0 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 read-write-pipe 0.1.0 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-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 2b8677d74bbce23260b0d1b25bf9ec5b7eaba5994af190b139a07ae3207c3fb4
[INFO] running `Command { std: "docker" "start" "-a" "2b8677d74bbce23260b0d1b25bf9ec5b7eaba5994af190b139a07ae3207c3fb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2b8677d74bbce23260b0d1b25bf9ec5b7eaba5994af190b139a07ae3207c3fb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b8677d74bbce23260b0d1b25bf9ec5b7eaba5994af190b139a07ae3207c3fb4", kill_on_drop: false }`
[INFO] [stdout] 2b8677d74bbce23260b0d1b25bf9ec5b7eaba5994af190b139a07ae3207c3fb4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] ec1e5fc4bbb17cd402f0e83862b5b14f347649a9ea6b7b8cc08ac2368be7c134
[INFO] running `Command { std: "docker" "start" "-a" "ec1e5fc4bbb17cd402f0e83862b5b14f347649a9ea6b7b8cc08ac2368be7c134", kill_on_drop: false }`
[INFO] [stderr]    Compiling read-write-pipe v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] running `Command { std: "docker" "inspect" "ec1e5fc4bbb17cd402f0e83862b5b14f347649a9ea6b7b8cc08ac2368be7c134", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec1e5fc4bbb17cd402f0e83862b5b14f347649a9ea6b7b8cc08ac2368be7c134", kill_on_drop: false }`
[INFO] [stdout] ec1e5fc4bbb17cd402f0e83862b5b14f347649a9ea6b7b8cc08ac2368be7c134
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 1852324360c0c113d00d7fbafb6fd4660a31da8d3b87f8ad46cba7eaaf0321e7
[INFO] running `Command { std: "docker" "start" "-a" "1852324360c0c113d00d7fbafb6fd4660a31da8d3b87f8ad46cba7eaaf0321e7", kill_on_drop: false }`
[INFO] [stderr]    Compiling read-write-pipe v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "1852324360c0c113d00d7fbafb6fd4660a31da8d3b87f8ad46cba7eaaf0321e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1852324360c0c113d00d7fbafb6fd4660a31da8d3b87f8ad46cba7eaaf0321e7", kill_on_drop: false }`
[INFO] [stdout] 1852324360c0c113d00d7fbafb6fd4660a31da8d3b87f8ad46cba7eaaf0321e7