[INFO] cloning repository https://github.com/syncjack/syncjack
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/syncjack/syncjack" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsyncjack%2Fsyncjack", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsyncjack%2Fsyncjack'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1bd23d4fedeb15b1ae3f9a8c91cffd6c89ecd9cd
[INFO] checking syncjack/syncjack against master#eb10639928a2781cf0a12440007fbcc1e3a6888f for pr-127827-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsyncjack%2Fsyncjack" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/syncjack/syncjack on toolchain eb10639928a2781cf0a12440007fbcc1e3a6888f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+eb10639928a2781cf0a12440007fbcc1e3a6888f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/syncjack/syncjack
[INFO] finished tweaking git repo https://github.com/syncjack/syncjack
[INFO] tweaked toml for git repo https://github.com/syncjack/syncjack written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/syncjack/syncjack 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" "+eb10639928a2781cf0a12440007fbcc1e3a6888f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.33
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.33
[INFO] [stderr]   Downloaded syn v0.15.26
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.33
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.33
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.33
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+eb10639928a2781cf0a12440007fbcc1e3a6888f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 51263287474a3641c96db4b3c9bfd24dad423da6b7513ee01c8258f672951b3f
[INFO] running `Command { std: "docker" "start" "-a" "51263287474a3641c96db4b3c9bfd24dad423da6b7513ee01c8258f672951b3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "51263287474a3641c96db4b3c9bfd24dad423da6b7513ee01c8258f672951b3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51263287474a3641c96db4b3c9bfd24dad423da6b7513ee01c8258f672951b3f", kill_on_drop: false }`
[INFO] [stdout] 51263287474a3641c96db4b3c9bfd24dad423da6b7513ee01c8258f672951b3f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+eb10639928a2781cf0a12440007fbcc1e3a6888f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d271d97ad844907f630c048d5e6bb21c657429652d55a113948801ba5bc0053d
[INFO] running `Command { std: "docker" "start" "-a" "d271d97ad844907f630c048d5e6bb21c657429652d55a113948801ba5bc0053d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.33
[INFO] [stderr]    Compiling cfg-if v0.1.6
[INFO] [stderr]    Compiling lazy_static v1.2.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.33
[INFO] [stderr]     Checking svg v0.5.12
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.33
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.33
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.33
[INFO] [stderr]     Checking syncjack2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `pattern` and `strokes_per_minute` are never read
[INFO] [stdout]  --> src/pure/models.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct StrokeSettings {
[INFO] [stdout]   |            -------------- fields in this struct
[INFO] [stdout] 6 |     pub pattern: &'static StrokePattern,
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout] 7 |     pub strokes_per_minute: i32,
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `strokes_per_cycle` and `path` are never read
[INFO] [stdout]   --> src/pure/models.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct StrokePattern {
[INFO] [stdout]    |            ------------- fields in this struct
[INFO] [stdout] 11 |     pub strokes_per_cycle: i32,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 12 |     pub path: Vec<(i32, i32)>,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::str::Bytes` that must be used
[INFO] [stdout]  --> src/impure/websocket_adaptor.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |         url.bytes();
[INFO] [stdout]   |         ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: iterators are lazy and do nothing unless consumed
[INFO] [stdout]   = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]   |
[INFO] [stdout] 5 |         let _ = url.bytes();
[INFO] [stdout]   |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `pattern` and `strokes_per_minute` are never read
[INFO] [stdout]  --> src/pure/models.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct StrokeSettings {
[INFO] [stdout]   |            -------------- fields in this struct
[INFO] [stdout] 6 |     pub pattern: &'static StrokePattern,
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout] 7 |     pub strokes_per_minute: i32,
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `strokes_per_cycle` and `path` are never read
[INFO] [stdout]   --> src/pure/models.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct StrokePattern {
[INFO] [stdout]    |            ------------- fields in this struct
[INFO] [stdout] 11 |     pub strokes_per_cycle: i32,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 12 |     pub path: Vec<(i32, i32)>,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::str::Bytes` that must be used
[INFO] [stdout]  --> src/impure/websocket_adaptor.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |         url.bytes();
[INFO] [stdout]   |         ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: iterators are lazy and do nothing unless consumed
[INFO] [stdout]   = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]   |
[INFO] [stdout] 5 |         let _ = url.bytes();
[INFO] [stdout]   |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.10s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: svg v0.5.12, wasm-bindgen v0.2.33
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "d271d97ad844907f630c048d5e6bb21c657429652d55a113948801ba5bc0053d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d271d97ad844907f630c048d5e6bb21c657429652d55a113948801ba5bc0053d", kill_on_drop: false }`
[INFO] [stdout] d271d97ad844907f630c048d5e6bb21c657429652d55a113948801ba5bc0053d