[INFO] cloning repository https://github.com/juerson/sub-dedupe
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/juerson/sub-dedupe" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjuerson%2Fsub-dedupe", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjuerson%2Fsub-dedupe'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3902945e26ffec98e60e00e6207931132a05fa80
[INFO] checking juerson/sub-dedupe against master#64b185eddaa1d7ddf5e0c024be23b9cbba6c1722 for pr-143929
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjuerson%2Fsub-dedupe" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/juerson/sub-dedupe
[INFO] finished tweaking git repo https://github.com/juerson/sub-dedupe
[INFO] tweaked toml for git repo https://github.com/juerson/sub-dedupe written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/juerson/sub-dedupe on toolchain 64b185eddaa1d7ddf5e0c024be23b9cbba6c1722
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+64b185eddaa1d7ddf5e0c024be23b9cbba6c1722" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/juerson/sub-dedupe 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" "+64b185eddaa1d7ddf5e0c024be23b9cbba6c1722" "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-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+64b185eddaa1d7ddf5e0c024be23b9cbba6c1722" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 37f3afb51e0295a2651395299fb605b3d7fa133a7d3bb7f4688aee1367c93f2c
[INFO] running `Command { std: "docker" "start" "-a" "37f3afb51e0295a2651395299fb605b3d7fa133a7d3bb7f4688aee1367c93f2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "37f3afb51e0295a2651395299fb605b3d7fa133a7d3bb7f4688aee1367c93f2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37f3afb51e0295a2651395299fb605b3d7fa133a7d3bb7f4688aee1367c93f2c", kill_on_drop: false }`
[INFO] [stdout] 37f3afb51e0295a2651395299fb605b3d7fa133a7d3bb7f4688aee1367c93f2c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+64b185eddaa1d7ddf5e0c024be23b9cbba6c1722" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 74c3c2dfafb3d5789880457eada445cbc6ea7ac51510069bba4c967de69de6e6
[INFO] running `Command { std: "docker" "start" "-a" "74c3c2dfafb3d5789880457eada445cbc6ea7ac51510069bba4c967de69de6e6", kill_on_drop: false }`
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[INFO] [stderr]     Checking SubDedupe v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/main.rs:97:39
[INFO] [stdout]    |
[INFO] [stdout] 97 |                         .filter(|&&b| (b < 32 || b > 126))
[INFO] [stdout]    |                                       ^                 ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 97 -                         .filter(|&&b| (b < 32 || b > 126))
[INFO] [stdout] 97 +                         .filter(|&&b| b < 32 || b > 126)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/main.rs:115:22
[INFO] [stdout]     |
[INFO] [stdout] 115 |             .map(|v| (v.is_object() || v.is_array()))
[INFO] [stdout]     |                      ^                             ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 115 -             .map(|v| (v.is_object() || v.is_array()))
[INFO] [stdout] 115 +             .map(|v| v.is_object() || v.is_array())
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/main.rs:97:39
[INFO] [stdout]    |
[INFO] [stdout] 97 |                         .filter(|&&b| (b < 32 || b > 126))
[INFO] [stdout]    |                                       ^                 ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 97 -                         .filter(|&&b| (b < 32 || b > 126))
[INFO] [stdout] 97 +                         .filter(|&&b| b < 32 || b > 126)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/main.rs:115:22
[INFO] [stdout]     |
[INFO] [stdout] 115 |             .map(|v| (v.is_object() || v.is_array()))
[INFO] [stdout]     |                      ^                             ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 115 -             .map(|v| (v.is_object() || v.is_array()))
[INFO] [stdout] 115 +             .map(|v| v.is_object() || v.is_array())
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 46.53s
[INFO] running `Command { std: "docker" "inspect" "74c3c2dfafb3d5789880457eada445cbc6ea7ac51510069bba4c967de69de6e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74c3c2dfafb3d5789880457eada445cbc6ea7ac51510069bba4c967de69de6e6", kill_on_drop: false }`
[INFO] [stdout] 74c3c2dfafb3d5789880457eada445cbc6ea7ac51510069bba4c967de69de6e6