[INFO] cloning repository https://github.com/kaiweicai/shareMather
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kaiweicai/shareMather" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaiweicai%2FshareMather", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaiweicai%2FshareMather'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9ea7ebb4d4578f7eb900f45d37d7667ced715138
[INFO] checking kaiweicai/shareMather against master#2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48 for pr-142723
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaiweicai%2FshareMather" "/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/kaiweicai/shareMather on toolchain 2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kaiweicai/shareMather
[INFO] finished tweaking git repo https://github.com/kaiweicai/shareMather
[INFO] tweaked toml for git repo https://github.com/kaiweicai/shareMather written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/kaiweicai/shareMather 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" "+2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0d38c7b2ed121dcb83336f8e7784c0ff0c223268b82eb4e5848c0bd1bd653f32
[INFO] running `Command { std: "docker" "start" "-a" "0d38c7b2ed121dcb83336f8e7784c0ff0c223268b82eb4e5848c0bd1bd653f32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0d38c7b2ed121dcb83336f8e7784c0ff0c223268b82eb4e5848c0bd1bd653f32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d38c7b2ed121dcb83336f8e7784c0ff0c223268b82eb4e5848c0bd1bd653f32", kill_on_drop: false }`
[INFO] [stdout] 0d38c7b2ed121dcb83336f8e7784c0ff0c223268b82eb4e5848c0bd1bd653f32
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8cac64852fe64369669cf2cc8108ffb0dc71bfe34347ccdac0a54cc8ad884b17
[INFO] running `Command { std: "docker" "start" "-a" "8cac64852fe64369669cf2cc8108ffb0dc71bfe34347ccdac0a54cc8ad884b17", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.133
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling unicode-ident v1.0.4
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]    Compiling syn v1.0.100
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking smallvec v1.9.0
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking bytes v1.2.1
[INFO] [stderr]     Checking once_cell v1.15.0
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling tokio v1.21.1
[INFO] [stderr]     Checking socket2 v0.4.7
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking mio v0.8.4
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]    Compiling tokio-macros v1.8.0
[INFO] [stderr]     Checking shareMather v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `error` and `string`
[INFO] [stdout]  --> src/main.rs:2:11
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::{error, string};
[INFO] [stdout]   |           ^^^^^  ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `error` and `string`
[INFO] [stdout]  --> src/main.rs:2:11
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::{error, string};
[INFO] [stdout]   |           ^^^^^  ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `no` and `prior` are never read
[INFO] [stdout]   --> src/main.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 9  | struct Dragon {
[INFO] [stdout]    |        ------ fields in this struct
[INFO] [stdout] 10 |     pub no: u32,
[INFO] [stdout]    |         ^^
[INFO] [stdout] ...
[INFO] [stdout] 13 |     pub prior: bool,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Dragon` has derived impls for the traits `Debug` and `Default`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `no` and `prior` are never read
[INFO] [stdout]   --> src/main.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 9  | struct Dragon {
[INFO] [stdout]    |        ------ fields in this struct
[INFO] [stdout] 10 |     pub no: u32,
[INFO] [stdout]    |         ^^
[INFO] [stdout] ...
[INFO] [stdout] 13 |     pub prior: bool,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Dragon` has derived impls for the traits `Debug` and `Default`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.92s
[INFO] running `Command { std: "docker" "inspect" "8cac64852fe64369669cf2cc8108ffb0dc71bfe34347ccdac0a54cc8ad884b17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8cac64852fe64369669cf2cc8108ffb0dc71bfe34347ccdac0a54cc8ad884b17", kill_on_drop: false }`
[INFO] [stdout] 8cac64852fe64369669cf2cc8108ffb0dc71bfe34347ccdac0a54cc8ad884b17