[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 try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwatarukura%2Fstudy-rust" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[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-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/watarukura/study-rust on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/watarukura/study-rust 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7ee74523db1dd9db9d17edc56757ae3b91ac57d14cfdeef82d5dc2e2465a3b88
[INFO] running `Command { std: "docker" "start" "-a" "7ee74523db1dd9db9d17edc56757ae3b91ac57d14cfdeef82d5dc2e2465a3b88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ee74523db1dd9db9d17edc56757ae3b91ac57d14cfdeef82d5dc2e2465a3b88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ee74523db1dd9db9d17edc56757ae3b91ac57d14cfdeef82d5dc2e2465a3b88", kill_on_drop: false }`
[INFO] [stdout] 7ee74523db1dd9db9d17edc56757ae3b91ac57d14cfdeef82d5dc2e2465a3b88
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] da5e4035f168ff9a197cca6dffaeed16a4c316990307b5a608baa94aadb0a266
[INFO] running `Command { std: "docker" "start" "-a" "da5e4035f168ff9a197cca6dffaeed16a4c316990307b5a608baa94aadb0a266", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]     Checking encoding_index_tests v0.1.4
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]    Compiling openssl v0.10.35
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking bstr v0.2.16
[INFO] [stderr]     Checking regex-syntax v0.3.9
[INFO] [stderr]    Compiling semver v1.0.3
[INFO] [stderr]    Compiling whoami v1.1.2
[INFO] [stderr]     Checking encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]     Checking encoding-index-korean v1.20141219.5
[INFO] [stderr]     Checking encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]     Checking encoding-index-japanese v1.20141219.5
[INFO] [stderr]     Checking utf8-ranges v0.1.3
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]     Checking globset v0.4.8
[INFO] [stderr]     Checking lazy_static v0.1.16
[INFO] [stderr]     Checking nom v1.2.4
[INFO] [stderr]     Checking wildmatch v1.1.0
[INFO] [stderr]     Checking semver-parser v0.10.2
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]     Checking fs_extra v1.2.0
[INFO] [stderr]     Checking home v0.5.3
[INFO] [stderr]     Checking shell2batch v0.4.2
[INFO] [stderr]     Checking fern v0.6.0
[INFO] [stderr]     Checking git_info v0.1.2
[INFO] [stderr]     Checking encoding v0.2.33
[INFO] [stderr]     Checking rust_info v0.3.1
[INFO] [stderr]     Checking num-iter v0.1.42
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking users v0.11.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking flate2 v1.0.20
[INFO] [stderr]     Checking rayon-core v1.9.1
[INFO] [stderr]     Checking ignore v0.4.18
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking meval v0.2.0
[INFO] [stderr]     Checking uname v0.1.1
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]     Checking which v4.1.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking java-properties v1.4.0
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]    Compiling openssl-sys v0.9.65
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stderr]     Checking semver v0.11.0
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking chrono v0.2.25
[INFO] [stderr]     Checking rayon v1.5.1
[INFO] [stderr]     Checking ftp v3.0.1
[INFO] [stderr]     Checking fsio v0.2.0
[INFO] [stderr]     Checking duckscript v0.7.0
[INFO] [stderr]     Checking run_script v0.7.0
[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 attohttpc v0.17.0
[INFO] [stderr]     Checking ci_info v0.14.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[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] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | /     #[structopt(name = "PATTERN")]
[INFO] [stdout] 9 | |     pattern: String,
[INFO] [stdout]   | |___________________^
[INFO] [stdout]   |
[INFO] [stdout]   = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | /     #[structopt(name = "FILE")]
[INFO] [stdout] 11 | |     path: Vec<String>,
[INFO] [stdout]    | |_____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rsgrep` (bin "rsgrep") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "da5e4035f168ff9a197cca6dffaeed16a4c316990307b5a608baa94aadb0a266", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da5e4035f168ff9a197cca6dffaeed16a4c316990307b5a608baa94aadb0a266", kill_on_drop: false }`
[INFO] [stdout] da5e4035f168ff9a197cca6dffaeed16a4c316990307b5a608baa94aadb0a266
