[INFO] cloning repository https://github.com/MinusKelvin/ultra-tas
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MinusKelvin/ultra-tas" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMinusKelvin%2Fultra-tas", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMinusKelvin%2Fultra-tas'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9b42a0758d345993f2778796ab8ea70a2a764758
[INFO] checking MinusKelvin/ultra-tas against try#53f0b05ecbcf011a1f77f1c627304e87ebd05801 for pr-154492
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMinusKelvin%2Fultra-tas" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/MinusKelvin/ultra-tas
[INFO] finished tweaking git repo https://github.com/MinusKelvin/ultra-tas
[INFO] tweaked toml for git repo https://github.com/MinusKelvin/ultra-tas written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/MinusKelvin/ultra-tas on toolchain 53f0b05ecbcf011a1f77f1c627304e87ebd05801
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+53f0b05ecbcf011a1f77f1c627304e87ebd05801" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/MinusKelvin/ultra-tas 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" "+53f0b05ecbcf011a1f77f1c627304e87ebd05801" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/MinusKelvin/pcf`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded enumset v1.0.11
[INFO] [stderr]   Downloaded enumset_derive v0.6.0
[INFO] [stderr]   Downloaded zstd v0.8.3+zstd.1.5.0
[INFO] [stderr]   Downloaded zstd-safe v4.1.0+zstd.1.5.0
[INFO] [stderr]   Downloaded zstd-sys v1.6.0+zstd.1.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+53f0b05ecbcf011a1f77f1c627304e87ebd05801" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9e474cb6d9b2340a96f60e75d954893088d4554bc19c51ce7687a37b53e5a791
[INFO] running `Command { std: "docker" "start" "-a" "9e474cb6d9b2340a96f60e75d954893088d4554bc19c51ce7687a37b53e5a791", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9e474cb6d9b2340a96f60e75d954893088d4554bc19c51ce7687a37b53e5a791", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e474cb6d9b2340a96f60e75d954893088d4554bc19c51ce7687a37b53e5a791", kill_on_drop: false }`
[INFO] [stdout] 9e474cb6d9b2340a96f60e75d954893088d4554bc19c51ce7687a37b53e5a791
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+53f0b05ecbcf011a1f77f1c627304e87ebd05801" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f2bb638836aa8e217305bc33d91c11e20c1be0eb56b833625f4e1221e10d82ae
[INFO] running `Command { std: "docker" "start" "-a" "f2bb638836aa8e217305bc33d91c11e20c1be0eb56b833625f4e1221e10d82ae", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling crossbeam-utils v0.8.11
[INFO] [stderr]    Compiling serde_derive v1.0.143
[INFO] [stderr]     Checking once_cell v1.13.1
[INFO] [stderr]    Compiling serde v1.0.143
[INFO] [stderr]    Compiling rayon-core v1.9.3
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.10
[INFO] [stderr]    Compiling rayon v1.5.3
[INFO] [stderr]    Compiling zstd-safe v4.1.0+zstd.1.5.0
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]    Compiling unicode-segmentation v1.9.0
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]     Checking either v1.7.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking arrayvec v0.7.2
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling pcf v0.1.0 (https://github.com/MinusKelvin/pcf#4cbd32a2)
[INFO] [stderr]     Checking crossbeam-channel v0.5.6
[INFO] [stderr]    Compiling jobserver v0.1.24
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking crossbeam-deque v0.8.2
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling zstd-sys v1.6.0+zstd.1.5.0
[INFO] [stderr]    Compiling darling_core v0.13.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling bytemuck_derive v1.2.1
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling darling_macro v0.13.4
[INFO] [stderr]     Checking bytemuck v1.12.1
[INFO] [stderr]    Compiling darling v0.13.4
[INFO] [stderr]    Compiling enumset_derive v0.6.0
[INFO] [stderr]     Checking structopt v0.3.26
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking smallvec v1.9.0
[INFO] [stderr]     Checking dashmap v4.0.2
[INFO] [stderr]     Checking enumset v1.0.11
[INFO] [stderr]     Checking zstd v0.8.3+zstd.1.5.0
[INFO] [stderr]     Checking ultra-tas v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `self::db::SixLineDb`
[INFO] [stdout]   --> src/sixline/mod.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub use self::db::SixLineDb;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::db::SixLineDb`
[INFO] [stdout]   --> src/sixline/mod.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub use self::db::SixLineDb;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/fourline/mod.rs:241:8
[INFO] [stdout]     |
[INFO] [stdout] 241 | struct DataEntry {
[INFO] [stdout]     |        ^^^^^^^^^ field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing this field
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `check` is never used
[INFO] [stdout]    --> src/fourline/mod.rs:240:1
[INFO] [stdout]     |
[INFO] [stdout] 240 | / #[repr(C)]
[INFO] [stdout] 241 | | struct DataEntry {
[INFO] [stdout] 242 | |     score: u16,
[INFO] [stdout] 243 | |     time_and_flags: u16,
[INFO] [stdout] 244 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/fourline/mod.rs:248:8
[INFO] [stdout]     |
[INFO] [stdout] 248 | struct IndexEntry {
[INFO] [stdout]     |        ^^^^^^^^^^ field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing this field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `check` is never used
[INFO] [stdout]    --> src/fourline/mod.rs:247:1
[INFO] [stdout]     |
[INFO] [stdout] 247 | / #[repr(C)]
[INFO] [stdout] 248 | | struct IndexEntry {
[INFO] [stdout] 249 | |     index: u32,
[INFO] [stdout] 250 | |     len: u32,
[INFO] [stdout] 251 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PieceOrder` is never constructed
[INFO] [stdout]    --> src/fourline/mod.rs:290:8
[INFO] [stdout]     |
[INFO] [stdout] 290 | struct PieceOrder(Placement);
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/fourline/mod.rs:312:8
[INFO] [stdout]     |
[INFO] [stdout] 312 | struct Entry {
[INFO] [stdout]     |        ^^^^^ field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing this field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `check` is never used
[INFO] [stdout]    --> src/fourline/mod.rs:311:1
[INFO] [stdout]     |
[INFO] [stdout] 311 | / #[repr(C)]
[INFO] [stdout] 312 | | struct Entry {
[INFO] [stdout] 313 | |     score: u16,
[INFO] [stdout] 314 | |     time_and_flags: u16,
[INFO] [stdout] 315 | |     placements: [u8; 10],
[INFO] [stdout] 316 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/sixline/mod.rs:278:8
[INFO] [stdout]     |
[INFO] [stdout] 278 | struct Location {
[INFO] [stdout]     |        ^^^^^^^^ field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing this field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `check` is never used
[INFO] [stdout]    --> src/sixline/mod.rs:277:1
[INFO] [stdout]     |
[INFO] [stdout] 277 | / #[repr(C)]
[INFO] [stdout] 278 | | struct Location {
[INFO] [stdout] 279 | |     offset: u64,
[INFO] [stdout] 280 | |     length: u64,
[INFO] [stdout] 281 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/sixline/mod.rs:285:8
[INFO] [stdout]     |
[INFO] [stdout] 285 | struct IndexEntry {
[INFO] [stdout]     |        ^^^^^^^^^^ field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing this field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `check` is never used
[INFO] [stdout]    --> src/sixline/mod.rs:284:1
[INFO] [stdout]     |
[INFO] [stdout] 284 | / #[repr(C)]
[INFO] [stdout] 285 | | struct IndexEntry {
[INFO] [stdout] 286 | |     sequence: u32,
[INFO] [stdout] 287 | |     length: u32,
[INFO] [stdout] 288 | |     offset: u64,
[INFO] [stdout] 289 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/fourline/mod.rs:241:8
[INFO] [stdout]     |
[INFO] [stdout] 241 | struct DataEntry {
[INFO] [stdout]     |        ^^^^^^^^^ field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing this field
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `check` is never used
[INFO] [stdout]    --> src/fourline/mod.rs:240:1
[INFO] [stdout]     |
[INFO] [stdout] 240 | / #[repr(C)]
[INFO] [stdout] 241 | | struct DataEntry {
[INFO] [stdout] 242 | |     score: u16,
[INFO] [stdout] 243 | |     time_and_flags: u16,
[INFO] [stdout] 244 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/fourline/mod.rs:248:8
[INFO] [stdout]     |
[INFO] [stdout] 248 | struct IndexEntry {
[INFO] [stdout]     |        ^^^^^^^^^^ field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing this field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `check` is never used
[INFO] [stdout]    --> src/fourline/mod.rs:247:1
[INFO] [stdout]     |
[INFO] [stdout] 247 | / #[repr(C)]
[INFO] [stdout] 248 | | struct IndexEntry {
[INFO] [stdout] 249 | |     index: u32,
[INFO] [stdout] 250 | |     len: u32,
[INFO] [stdout] 251 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PieceOrder` is never constructed
[INFO] [stdout]    --> src/fourline/mod.rs:290:8
[INFO] [stdout]     |
[INFO] [stdout] 290 | struct PieceOrder(Placement);
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/fourline/mod.rs:312:8
[INFO] [stdout]     |
[INFO] [stdout] 312 | struct Entry {
[INFO] [stdout]     |        ^^^^^ field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing this field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `check` is never used
[INFO] [stdout]    --> src/fourline/mod.rs:311:1
[INFO] [stdout]     |
[INFO] [stdout] 311 | / #[repr(C)]
[INFO] [stdout] 312 | | struct Entry {
[INFO] [stdout] 313 | |     score: u16,
[INFO] [stdout] 314 | |     time_and_flags: u16,
[INFO] [stdout] 315 | |     placements: [u8; 10],
[INFO] [stdout] 316 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/sixline/mod.rs:278:8
[INFO] [stdout]     |
[INFO] [stdout] 278 | struct Location {
[INFO] [stdout]     |        ^^^^^^^^ field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing this field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `check` is never used
[INFO] [stdout]    --> src/sixline/mod.rs:277:1
[INFO] [stdout]     |
[INFO] [stdout] 277 | / #[repr(C)]
[INFO] [stdout] 278 | | struct Location {
[INFO] [stdout] 279 | |     offset: u64,
[INFO] [stdout] 280 | |     length: u64,
[INFO] [stdout] 281 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/sixline/mod.rs:285:8
[INFO] [stdout]     |
[INFO] [stdout] 285 | struct IndexEntry {
[INFO] [stdout]     |        ^^^^^^^^^^ field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing this field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `check` is never used
[INFO] [stdout]    --> src/sixline/mod.rs:284:1
[INFO] [stdout]     |
[INFO] [stdout] 284 | / #[repr(C)]
[INFO] [stdout] 285 | | struct IndexEntry {
[INFO] [stdout] 286 | |     sequence: u32,
[INFO] [stdout] 287 | |     length: u32,
[INFO] [stdout] 288 | |     offset: u64,
[INFO] [stdout] 289 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 28.15s
[INFO] running `Command { std: "docker" "inspect" "f2bb638836aa8e217305bc33d91c11e20c1be0eb56b833625f4e1221e10d82ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2bb638836aa8e217305bc33d91c11e20c1be0eb56b833625f4e1221e10d82ae", kill_on_drop: false }`
[INFO] [stdout] f2bb638836aa8e217305bc33d91c11e20c1be0eb56b833625f4e1221e10d82ae
