[INFO] fetching crate weyl 0.1.3...
[INFO] testing weyl-0.1.3 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate weyl 0.1.3 into /workspace/builds/worker-68/source
[INFO] validating manifest of crates.io crate weyl 0.1.3 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate weyl 0.1.3
[INFO] finished tweaking crates.io crate weyl 0.1.3
[INFO] tweaked toml for crates.io crate weyl 0.1.3 written to /workspace/builds/worker-68/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1f7831cce852d46f359b4890273b38dccff180d8be25e20553ca391a7f570b02
[INFO] running `Command { std: "docker" "start" "-a" "1f7831cce852d46f359b4890273b38dccff180d8be25e20553ca391a7f570b02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1f7831cce852d46f359b4890273b38dccff180d8be25e20553ca391a7f570b02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f7831cce852d46f359b4890273b38dccff180d8be25e20553ca391a7f570b02", kill_on_drop: false }`
[INFO] [stdout] 1f7831cce852d46f359b4890273b38dccff180d8be25e20553ca391a7f570b02
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 31bdd87115efe0e308ce37ea8195102e114e71392fbc688a6e701dcc3e0f8020
[INFO] running `Command { std: "docker" "start" "-a" "31bdd87115efe0e308ce37ea8195102e114e71392fbc688a6e701dcc3e0f8020", kill_on_drop: false }`
[INFO] [stderr]    Compiling weyl v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]   --> src/lib.rs:74:35
[INFO] [stdout]    |
[INFO] [stdout] 74 |     static ref RAND: Mutex<Rng> = { Mutex::new(Rng::new()) };
[INFO] [stdout]    |                                   ^^                      ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout] 74 -     static ref RAND: Mutex<Rng> = { Mutex::new(Rng::new()) };
[INFO] [stdout] 74 +     static ref RAND: Mutex<Rng> = Mutex::new(Rng::new());
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "31bdd87115efe0e308ce37ea8195102e114e71392fbc688a6e701dcc3e0f8020", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31bdd87115efe0e308ce37ea8195102e114e71392fbc688a6e701dcc3e0f8020", kill_on_drop: false }`
[INFO] [stdout] 31bdd87115efe0e308ce37ea8195102e114e71392fbc688a6e701dcc3e0f8020
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e2e3b98fb20097a7d532b06f7413e07b9264ee82c1495e9dbdb06a771eb49edb
[INFO] running `Command { std: "docker" "start" "-a" "e2e3b98fb20097a7d532b06f7413e07b9264ee82c1495e9dbdb06a771eb49edb", kill_on_drop: false }`
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]   --> src/lib.rs:74:35
[INFO] [stdout]    |
[INFO] [stdout] 74 |     static ref RAND: Mutex<Rng> = { Mutex::new(Rng::new()) };
[INFO] [stdout]    |                                   ^^                      ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout] 74 -     static ref RAND: Mutex<Rng> = { Mutex::new(Rng::new()) };
[INFO] [stdout] 74 +     static ref RAND: Mutex<Rng> = Mutex::new(Rng::new());
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling weyl v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]   --> src/lib.rs:74:35
[INFO] [stdout]    |
[INFO] [stdout] 74 |     static ref RAND: Mutex<Rng> = { Mutex::new(Rng::new()) };
[INFO] [stdout]    |                                   ^^                      ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout] 74 -     static ref RAND: Mutex<Rng> = { Mutex::new(Rng::new()) };
[INFO] [stdout] 74 +     static ref RAND: Mutex<Rng> = Mutex::new(Rng::new());
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "e2e3b98fb20097a7d532b06f7413e07b9264ee82c1495e9dbdb06a771eb49edb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2e3b98fb20097a7d532b06f7413e07b9264ee82c1495e9dbdb06a771eb49edb", kill_on_drop: false }`
[INFO] [stdout] e2e3b98fb20097a7d532b06f7413e07b9264ee82c1495e9dbdb06a771eb49edb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f6dc058b37168ac27e6da829dc1150d9dde15f70469d1ff004f1be6d5b8da200
[INFO] running `Command { std: "docker" "start" "-a" "f6dc058b37168ac27e6da829dc1150d9dde15f70469d1ff004f1be6d5b8da200", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/lib.rs:74:35
[INFO] [stderr]    |
[INFO] [stderr] 74 |     static ref RAND: Mutex<Rng> = { Mutex::new(Rng::new()) };
[INFO] [stderr]    |                                   ^^                      ^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] help: remove these braces
[INFO] [stderr]    |
[INFO] [stderr] 74 -     static ref RAND: Mutex<Rng> = { Mutex::new(Rng::new()) };
[INFO] [stderr] 74 +     static ref RAND: Mutex<Rng> = Mutex::new(Rng::new());
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: `weyl` (lib) generated 1 warning
[INFO] [stderr] warning: `weyl` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/weyl-a3c1822a3aa54a88)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test::various ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests weyl
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> /opt/rustwide/workdir/src/lib.rs:74:35
[INFO] [stderr]    |
[INFO] [stderr] 74 |     static ref RAND: Mutex<Rng> = { Mutex::new(Rng::new()) };
[INFO] [stderr]    |                                   ^^                      ^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] help: remove these braces
[INFO] [stderr]    |
[INFO] [stderr] 74 -     static ref RAND: Mutex<Rng> = { Mutex::new(Rng::new()) };
[INFO] [stderr] 74 +     static ref RAND: Mutex<Rng> = Mutex::new(Rng::new());
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f6dc058b37168ac27e6da829dc1150d9dde15f70469d1ff004f1be6d5b8da200", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6dc058b37168ac27e6da829dc1150d9dde15f70469d1ff004f1be6d5b8da200", kill_on_drop: false }`
[INFO] [stdout] f6dc058b37168ac27e6da829dc1150d9dde15f70469d1ff004f1be6d5b8da200