[INFO] cloning repository https://github.com/watarukura/study-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/watarukura/study-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwatarukura%2Fstudy-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwatarukura%2Fstudy-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f1a772648c0f0292a588a5376888fb398c301c78
[INFO] checking watarukura/study-rust against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwatarukura%2Fstudy-rust" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/watarukura/study-rust on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/watarukura/study-rust
[INFO] finished tweaking git repo https://github.com/watarukura/study-rust
[INFO] tweaked toml for git repo https://github.com/watarukura/study-rust written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/watarukura/study-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 15fcc12fdbf6d1ca9c165d3eef99b772d848af284ef29bf49eedecf914b94791
[INFO] running `Command { std: "docker" "start" "-a" "15fcc12fdbf6d1ca9c165d3eef99b772d848af284ef29bf49eedecf914b94791", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "15fcc12fdbf6d1ca9c165d3eef99b772d848af284ef29bf49eedecf914b94791", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15fcc12fdbf6d1ca9c165d3eef99b772d848af284ef29bf49eedecf914b94791", kill_on_drop: false }`
[INFO] [stdout] 15fcc12fdbf6d1ca9c165d3eef99b772d848af284ef29bf49eedecf914b94791
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 19b22e93d5a0b353ff9931b5216987562b823f8566f9fd88e1c349beab4b95be
[INFO] running `Command { std: "docker" "start" "-a" "19b22e93d5a0b353ff9931b5216987562b823f8566f9fd88e1c349beab4b95be", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]    Compiling whoami v1.1.2
[INFO] [stderr]     Checking ucd-trie v0.1.3
[INFO] [stderr]     Checking openssl-probe v0.1.4
[INFO] [stderr]    Compiling semver v1.0.3
[INFO] [stderr]     Checking lazy_static v0.1.16
[INFO] [stderr]     Checking wildmatch v1.1.0
[INFO] [stderr]     Checking nom v1.2.4
[INFO] [stderr]     Checking fs_extra v1.2.0
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]     Checking home v0.5.3
[INFO] [stderr]     Checking git_info v0.1.2
[INFO] [stderr]     Checking rust_info v0.3.1
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling openssl-sys v0.9.65
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking bstr v0.2.16
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking uname v0.1.1
[INFO] [stderr]     Checking which v4.1.0
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]     Checking pest v2.1.3
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking java-properties v1.4.0
[INFO] [stderr]     Checking shell2batch v0.4.2
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking users v0.11.0
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]     Checking fern v0.6.0
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking crossbeam-epoch v0.9.5
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking meval v0.2.0
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking flate2 v1.0.20
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking globset v0.4.8
[INFO] [stderr]    Compiling openssl v0.10.35
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking chrono v0.2.25
[INFO] [stderr]     Checking rayon-core v1.9.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking ignore v0.4.18
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking fsio v0.2.0
[INFO] [stderr]     Checking semver-parser v0.10.2
[INFO] [stderr]     Checking duckscript v0.7.0
[INFO] [stderr]     Checking run_script v0.7.0
[INFO] [stderr]     Checking ftp v3.0.1
[INFO] [stderr]     Checking semver v0.11.0
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking serde_ignored v0.1.2
[INFO] [stderr]     Checking envmnt v0.9.0
[INFO] [stderr]     Checking ci_info v0.14.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking attohttpc v0.17.0
[INFO] [stderr]     Checking duckscriptsdk v0.8.3
[INFO] [stderr]    Compiling structopt-derive v0.4.15
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]     Checking structopt v0.3.22
[INFO] [stderr]     Checking rsgrep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking cargo-make v0.32.17
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.76s
[INFO] running `Command { std: "docker" "inspect" "19b22e93d5a0b353ff9931b5216987562b823f8566f9fd88e1c349beab4b95be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19b22e93d5a0b353ff9931b5216987562b823f8566f9fd88e1c349beab4b95be", kill_on_drop: false }`
[INFO] [stdout] 19b22e93d5a0b353ff9931b5216987562b823f8566f9fd88e1c349beab4b95be