[INFO] fetching crate xmlwriter 0.1.0...
[INFO] building xmlwriter-0.1.0 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate xmlwriter 0.1.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate xmlwriter 0.1.0
[INFO] finished tweaking crates.io crate xmlwriter 0.1.0
[INFO] tweaked toml for crates.io crate xmlwriter 0.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate xmlwriter 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] b1ae7b42d7316e0f3095f28d1581841b827b62f57bc7678d08a33e620e5f95ed
[INFO] running `Command { std: "docker" "start" "-a" "b1ae7b42d7316e0f3095f28d1581841b827b62f57bc7678d08a33e620e5f95ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b1ae7b42d7316e0f3095f28d1581841b827b62f57bc7678d08a33e620e5f95ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1ae7b42d7316e0f3095f28d1581841b827b62f57bc7678d08a33e620e5f95ed", kill_on_drop: false }`
[INFO] [stdout] b1ae7b42d7316e0f3095f28d1581841b827b62f57bc7678d08a33e620e5f95ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 7bcabb8aa093666b852663400ff62c0456ea9cd6a7b268b3097938eee75980ca
[INFO] running `Command { std: "docker" "start" "-a" "7bcabb8aa093666b852663400ff62c0456ea9cd6a7b268b3097938eee75980ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling xmlwriter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "7bcabb8aa093666b852663400ff62c0456ea9cd6a7b268b3097938eee75980ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7bcabb8aa093666b852663400ff62c0456ea9cd6a7b268b3097938eee75980ca", kill_on_drop: false }`
[INFO] [stdout] 7bcabb8aa093666b852663400ff62c0456ea9cd6a7b268b3097938eee75980ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 8748c117c72751da6822b5291c3c817f47a9fa1e12a66b75f4b29bcd9e71da34
[INFO] running `Command { std: "docker" "start" "-a" "8748c117c72751da6822b5291c3c817f47a9fa1e12a66b75f4b29bcd9e71da34", kill_on_drop: false }`
[INFO] [stderr]    Compiling xmlwriter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `TStr` is never constructed
[INFO] [stdout]  --> tests/tests.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct TStr<'a>(pub &'a str);
[INFO] [stdout]   |        ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `Command { std: "docker" "inspect" "8748c117c72751da6822b5291c3c817f47a9fa1e12a66b75f4b29bcd9e71da34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8748c117c72751da6822b5291c3c817f47a9fa1e12a66b75f4b29bcd9e71da34", kill_on_drop: false }`
[INFO] [stdout] 8748c117c72751da6822b5291c3c817f47a9fa1e12a66b75f4b29bcd9e71da34