[INFO] fetching crate ut-cli 0.1.7...
[INFO] checking ut-cli-0.1.7 against master#f167efad2f51088d86180ee89177b3d7c9e7c2f5 for pr-129543
[INFO] extracting crate ut-cli 0.1.7 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate ut-cli 0.1.7 on toolchain f167efad2f51088d86180ee89177b3d7c9e7c2f5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4-tc1/source/rust-toolchain
[INFO] started tweaking crates.io crate ut-cli 0.1.7
[INFO] finished tweaking crates.io crate ut-cli 0.1.7
[INFO] tweaked toml for crates.io crate ut-cli 0.1.7 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate ut-cli 0.1.7 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" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded failure_derive v0.1.7
[INFO] [stderr]   Downloaded backtrace-sys v0.1.35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2d964bd46579acd38448b78f6b04570058cf6061c9da0e36ed6d21b07c4c75d4
[INFO] running `Command { std: "docker" "start" "-a" "2d964bd46579acd38448b78f6b04570058cf6061c9da0e36ed6d21b07c4c75d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2d964bd46579acd38448b78f6b04570058cf6061c9da0e36ed6d21b07c4c75d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d964bd46579acd38448b78f6b04570058cf6061c9da0e36ed6d21b07c4c75d4", kill_on_drop: false }`
[INFO] [stdout] 2d964bd46579acd38448b78f6b04570058cf6061c9da0e36ed6d21b07c4c75d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aff5fc0089612fedd61d42151f673ed9fe5b1c633161f3da8544675a71eb213e
[INFO] running `Command { std: "docker" "start" "-a" "aff5fc0089612fedd61d42151f673ed9fe5b1c633161f3da8544675a71eb213e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling failure_derive v0.1.7
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]     Checking regex-syntax v0.6.17
[INFO] [stderr]     Checking strum v0.18.0
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling backtrace-sys v0.1.35
[INFO] [stderr]     Checking num-integer v0.1.42
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking regex v1.3.7
[INFO] [stderr]     Checking backtrace v0.3.46
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling strum_macros v0.18.0
[INFO] [stderr]     Checking failure v0.1.7
[INFO] [stderr]     Checking ut-cli v0.1.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.18s
[INFO] running `Command { std: "docker" "inspect" "aff5fc0089612fedd61d42151f673ed9fe5b1c633161f3da8544675a71eb213e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aff5fc0089612fedd61d42151f673ed9fe5b1c633161f3da8544675a71eb213e", kill_on_drop: false }`
[INFO] [stdout] aff5fc0089612fedd61d42151f673ed9fe5b1c633161f3da8544675a71eb213e