[INFO] cloning repository https://github.com/Aoi1011/My-crossword
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Aoi1011/My-crossword" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAoi1011%2FMy-crossword", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAoi1011%2FMy-crossword'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] eaea6fa8c146ec5c213b46f838a439ae7cdc35f0
[INFO] checking Aoi1011/My-crossword against try#0611f7de057c584b8771102fde7aed6c70c71d3b for pr-146440
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAoi1011%2FMy-crossword" "/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/Aoi1011/My-crossword
[INFO] finished tweaking git repo https://github.com/Aoi1011/My-crossword
[INFO] tweaked toml for git repo https://github.com/Aoi1011/My-crossword written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Aoi1011/My-crossword on toolchain 0611f7de057c584b8771102fde7aed6c70c71d3b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Aoi1011/My-crossword 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" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 474a32a9a002968b32fe4647b4686f7f26b5438c68ee7430aa9a5c0202c1ea81
[INFO] running `Command { std: "docker" "start" "-a" "474a32a9a002968b32fe4647b4686f7f26b5438c68ee7430aa9a5c0202c1ea81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "474a32a9a002968b32fe4647b4686f7f26b5438c68ee7430aa9a5c0202c1ea81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "474a32a9a002968b32fe4647b4686f7f26b5438c68ee7430aa9a5c0202c1ea81", kill_on_drop: false }`
[INFO] [stdout] 474a32a9a002968b32fe4647b4686f7f26b5438c68ee7430aa9a5c0202c1ea81
[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" "-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" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7760c6e82a4dc300a745eb5a385fa3ab58ca4ab51958c03605e48ab153a99960
[INFO] running `Command { std: "docker" "start" "-a" "7760c6e82a4dc300a745eb5a385fa3ab58ca4ab51958c03605e48ab153a99960", kill_on_drop: false }`
[INFO] [stderr]    Compiling subtle v2.5.0
[INFO] [stderr]    Compiling serde v1.0.174
[INFO] [stderr]    Compiling serde_derive v1.0.174
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling secp256k1-sys v0.4.2
[INFO] [stderr]    Compiling clear_on_drop v0.2.5
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking sha2 v0.10.7
[INFO] [stderr]     Checking ripemd v0.1.3
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]    Compiling serde_json v1.0.100
[INFO] [stderr]     Checking libsecp256k1-core v0.1.0 (/opt/rustwide/workdir/core)
[INFO] [stderr]     Checking arrayref v0.3.7
[INFO] [stderr]     Checking base64 v0.13.1
[INFO] [stderr]     Checking sha2 v0.9.9
[INFO] [stderr]    Compiling hex-literal v0.3.4
[INFO] [stderr]     Checking hmac v0.8.1
[INFO] [stderr]     Checking hmac-drbg v0.3.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]     Checking secp256k1 v0.20.3
[INFO] [stderr]     Checking num-integer v0.1.45
[INFO] [stderr]     Checking ibig v0.3.6
[INFO] [stderr]    Compiling libsecp256k1-gen-genmult v0.1.0 (/opt/rustwide/workdir/gen/genmult)
[INFO] [stderr]    Compiling libsecp256k1-gen-ecmult v0.1.0 (/opt/rustwide/workdir/gen/ecmult)
[INFO] [stderr]    Compiling libsecp256k1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking finite-fields v0.1.0 (/opt/rustwide/workdir/finite-fields)
[INFO] [stderr]     Checking elliptic-curves v0.1.0 (/opt/rustwide/workdir/elliptic-curves)
[INFO] [stdout] warning: unused import: `thread::current`
[INFO] [stdout]  --> elliptic-curves/src/helper.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     thread::current,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking ecc v0.1.0 (/opt/rustwide/workdir/elliptic-curve-cryptography)
[INFO] [stdout] warning: unused import: `std::str`
[INFO] [stdout]  --> elliptic-curve-cryptography/src/lib.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::str;
[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: `finite_fields::FieldElement`
[INFO] [stdout]  --> elliptic-curve-cryptography/src/lib.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use finite_fields::FieldElement;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ibig::IBig`
[INFO] [stdout]  --> elliptic-curve-cryptography/src/lib.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use ibig::IBig;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `num_traits::Num`
[INFO] [stdout]   --> elliptic-curve-cryptography/src/lib.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use num_traits::Num;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `S256Point` is never constructed
[INFO] [stdout]   --> elliptic-curve-cryptography/src/lib.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct S256Point(Point);
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]    = note: `#[deny(unused_unconstructable_pub_struct)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> elliptic-curve-cryptography/src/lib.rs:19:22
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct S256Point(Point);
[INFO] [stdout]    |            --------- ^^^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout]    = note: `S256Point` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ecc` (lib) due to 1 previous error; 5 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "7760c6e82a4dc300a745eb5a385fa3ab58ca4ab51958c03605e48ab153a99960", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7760c6e82a4dc300a745eb5a385fa3ab58ca4ab51958c03605e48ab153a99960", kill_on_drop: false }`
[INFO] [stdout] 7760c6e82a4dc300a745eb5a385fa3ab58ca4ab51958c03605e48ab153a99960
