[INFO] fetching crate stv_bot 0.0.0...
[INFO] building stv_bot-0.0.0 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate stv_bot 0.0.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate stv_bot 0.0.0
[INFO] finished tweaking crates.io crate stv_bot 0.0.0
[INFO] tweaked toml for crates.io crate stv_bot 0.0.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate stv_bot 0.0.0 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate stv_bot 0.0.0 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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 29d0f3a4c17d62b879a2385a4d3b5e5f54168efe0045fcbc4a00f364cd3b4e71
[INFO] running `Command { std: "docker" "start" "-a" "29d0f3a4c17d62b879a2385a4d3b5e5f54168efe0045fcbc4a00f364cd3b4e71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "29d0f3a4c17d62b879a2385a4d3b5e5f54168efe0045fcbc4a00f364cd3b4e71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29d0f3a4c17d62b879a2385a4d3b5e5f54168efe0045fcbc4a00f364cd3b4e71", kill_on_drop: false }`
[INFO] [stdout] 29d0f3a4c17d62b879a2385a4d3b5e5f54168efe0045fcbc4a00f364cd3b4e71
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b071105c9ccc7d0e52fd245333c882d7342d35f61ffa961c55536a2a5308b2f0
[INFO] running `Command { std: "docker" "start" "-a" "b071105c9ccc7d0e52fd245333c882d7342d35f61ffa961c55536a2a5308b2f0", kill_on_drop: false }`
[INFO] [stderr]    Compiling twilight v0.6.0
[INFO] [stderr]    Compiling stv_bot v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "b071105c9ccc7d0e52fd245333c882d7342d35f61ffa961c55536a2a5308b2f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b071105c9ccc7d0e52fd245333c882d7342d35f61ffa961c55536a2a5308b2f0", kill_on_drop: false }`
[INFO] [stdout] b071105c9ccc7d0e52fd245333c882d7342d35f61ffa961c55536a2a5308b2f0
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 26cb093400e394453c5688fc8221c7ef4fef80964616a4c678198c7527ce2e7f
[INFO] running `Command { std: "docker" "start" "-a" "26cb093400e394453c5688fc8221c7ef4fef80964616a4c678198c7527ce2e7f", kill_on_drop: false }`
[INFO] [stderr]    Compiling stv_bot v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "26cb093400e394453c5688fc8221c7ef4fef80964616a4c678198c7527ce2e7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26cb093400e394453c5688fc8221c7ef4fef80964616a4c678198c7527ce2e7f", kill_on_drop: false }`
[INFO] [stdout] 26cb093400e394453c5688fc8221c7ef4fef80964616a4c678198c7527ce2e7f