[INFO] fetching crate little_boxes 1.6.0...
[INFO] checking little_boxes-1.6.0 against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] extracting crate little_boxes 1.6.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate little_boxes 1.6.0 on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate little_boxes 1.6.0
[INFO] finished tweaking crates.io crate little_boxes 1.6.0
[INFO] tweaked toml for crates.io crate little_boxes 1.6.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1367b7d950616edad8d7c5ad6ab996a7cd0133205f0ca18222a5060ab12fecf0
[INFO] running `Command { std: "docker" "start" "-a" "1367b7d950616edad8d7c5ad6ab996a7cd0133205f0ca18222a5060ab12fecf0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1367b7d950616edad8d7c5ad6ab996a7cd0133205f0ca18222a5060ab12fecf0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1367b7d950616edad8d7c5ad6ab996a7cd0133205f0ca18222a5060ab12fecf0", kill_on_drop: false }`
[INFO] [stdout] 1367b7d950616edad8d7c5ad6ab996a7cd0133205f0ca18222a5060ab12fecf0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 824e3617e618a26e5688090aec3360e4b1ac2f3fd1de027156852b20ec3bdb9d
[INFO] running `Command { std: "docker" "start" "-a" "824e3617e618a26e5688090aec3360e4b1ac2f3fd1de027156852b20ec3bdb9d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking ucd-util v0.1.8
[INFO] [stderr]     Checking utf8-ranges v1.0.4
[INFO] [stderr]     Checking strsim v0.6.0
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]     Checking docopt v0.8.3
[INFO] [stderr]     Checking little_boxes v1.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.52s
[INFO] running `Command { std: "docker" "inspect" "824e3617e618a26e5688090aec3360e4b1ac2f3fd1de027156852b20ec3bdb9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "824e3617e618a26e5688090aec3360e4b1ac2f3fd1de027156852b20ec3bdb9d", kill_on_drop: false }`
[INFO] [stdout] 824e3617e618a26e5688090aec3360e4b1ac2f3fd1de027156852b20ec3bdb9d