[INFO] fetching crate ahoy 0.0.1...
[INFO] checking ahoy-0.0.1 against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] extracting crate ahoy 0.0.1 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate ahoy 0.0.1 on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ahoy 0.0.1
[INFO] finished tweaking crates.io crate ahoy 0.0.1
[INFO] tweaked toml for crates.io crate ahoy 0.0.1 written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate crates.io crate ahoy 0.0.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1b4829f70fb24bd24091733748a02c0f9cd07e11136e112aa73614a2d9e4f1f6
[INFO] running `Command { std: "docker" "start" "-a" "1b4829f70fb24bd24091733748a02c0f9cd07e11136e112aa73614a2d9e4f1f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1b4829f70fb24bd24091733748a02c0f9cd07e11136e112aa73614a2d9e4f1f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b4829f70fb24bd24091733748a02c0f9cd07e11136e112aa73614a2d9e4f1f6", kill_on_drop: false }`
[INFO] [stdout] 1b4829f70fb24bd24091733748a02c0f9cd07e11136e112aa73614a2d9e4f1f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ad7f63a2da013310edc86f8a3bd990a0ce8c6fdf918b8401cbb4786ee63e4373
[INFO] running `Command { std: "docker" "start" "-a" "ad7f63a2da013310edc86f8a3bd990a0ce8c6fdf918b8401cbb4786ee63e4373", kill_on_drop: false }`
[INFO] [stderr]     Checking ahoy v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "ad7f63a2da013310edc86f8a3bd990a0ce8c6fdf918b8401cbb4786ee63e4373", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad7f63a2da013310edc86f8a3bd990a0ce8c6fdf918b8401cbb4786ee63e4373", kill_on_drop: false }`
[INFO] [stdout] ad7f63a2da013310edc86f8a3bd990a0ce8c6fdf918b8401cbb4786ee63e4373