[INFO] cloning repository https://github.com/wsandst/magnificence-oxidized-chess
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wsandst/magnificence-oxidized-chess" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwsandst%2Fmagnificence-oxidized-chess", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwsandst%2Fmagnificence-oxidized-chess'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ae298a6a67fba07a05793c34fe6112ee1078e4fe
[INFO] checking wsandst/magnificence-oxidized-chess against master#fb4bca04fa1bde2f7db1b31a59e066f7bebd7fc6 for pr-120361
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwsandst%2Fmagnificence-oxidized-chess" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wsandst/magnificence-oxidized-chess on toolchain fb4bca04fa1bde2f7db1b31a59e066f7bebd7fc6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fb4bca04fa1bde2f7db1b31a59e066f7bebd7fc6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/wsandst/magnificence-oxidized-chess
[INFO] finished tweaking git repo https://github.com/wsandst/magnificence-oxidized-chess
[INFO] tweaked toml for git repo https://github.com/wsandst/magnificence-oxidized-chess written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/wsandst/magnificence-oxidized-chess 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" "+fb4bca04fa1bde2f7db1b31a59e066f7bebd7fc6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] checking wsandst/magnificence-oxidized-chess against try#e35e259478581c01033b8da67214c0d376859a32 for pr-120361
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwsandst%2Fmagnificence-oxidized-chess" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wsandst/magnificence-oxidized-chess on toolchain e35e259478581c01033b8da67214c0d376859a32
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e35e259478581c01033b8da67214c0d376859a32" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/wsandst/magnificence-oxidized-chess
[INFO] finished tweaking git repo https://github.com/wsandst/magnificence-oxidized-chess
[INFO] tweaked toml for git repo https://github.com/wsandst/magnificence-oxidized-chess written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/wsandst/magnificence-oxidized-chess 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" "+e35e259478581c01033b8da67214c0d376859a32" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustyline v8.2.0
[INFO] [stderr]   Downloaded endian-type v0.1.2
[INFO] [stderr]   Downloaded error-code v2.3.1
[INFO] [stderr]   Downloaded memoffset v0.6.5
[INFO] [stderr]   Downloaded str-buf v1.0.5
[INFO] [stderr]   Downloaded dirs-sys-next v0.1.2
[INFO] [stderr]   Downloaded getrandom v0.2.4
[INFO] [stderr]   Downloaded textwrap v0.14.2
[INFO] [stderr]   Downloaded nibble_vec v0.1.0
[INFO] [stderr]   Downloaded redox_users v0.4.0
[INFO] [stderr]   Downloaded unicode-segmentation v1.8.0
[INFO] [stderr]   Downloaded cc v1.0.72
[INFO] [stderr]   Downloaded nix v0.20.2
[INFO] [stderr]   Downloaded libc v0.2.117
[INFO] [stderr]   Downloaded clap v3.0.14
[INFO] [stderr]   Downloaded radix_trie v0.2.1
[INFO] [stderr]   Downloaded fd-lock v2.0.0
[INFO] [stderr]   Downloaded os_str_bytes v6.0.0
[INFO] [stderr]   Downloaded termcolor v1.1.2
[INFO] [stderr]   Downloaded autocfg v1.0.1
[INFO] [stderr]   Downloaded utf8parse v0.2.0
[INFO] [stderr]   Downloaded clipboard-win v4.4.1
[INFO] [stderr]   Downloaded dirs-next v2.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+e35e259478581c01033b8da67214c0d376859a32" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ab495df994a8ff66cd60d64e53733812c87d71af5df3073a4db0185f6f57f238
[INFO] running `Command { std: "docker" "start" "-a" "ab495df994a8ff66cd60d64e53733812c87d71af5df3073a4db0185f6f57f238", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ab495df994a8ff66cd60d64e53733812c87d71af5df3073a4db0185f6f57f238", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab495df994a8ff66cd60d64e53733812c87d71af5df3073a4db0185f6f57f238", kill_on_drop: false }`
[INFO] [stdout] ab495df994a8ff66cd60d64e53733812c87d71af5df3073a4db0185f6f57f238
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+e35e259478581c01033b8da67214c0d376859a32" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1770277d7ad0b1c97efd5292853a40fe2d2cb2b2c3621d5986e6e2a1aba9b79e
[INFO] running `Command { std: "docker" "start" "-a" "1770277d7ad0b1c97efd5292853a40fe2d2cb2b2c3621d5986e6e2a1aba9b79e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.117
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking endian-type v0.1.2
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking utf8parse v0.2.0
[INFO] [stderr]     Checking unicode-segmentation v1.8.0
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking textwrap v0.14.2
[INFO] [stderr]     Checking nibble_vec v0.1.0
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]     Checking radix_trie v0.2.1
[INFO] [stderr]     Checking os_str_bytes v6.0.0
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking fd-lock v2.0.0
[INFO] [stderr]     Checking nix v0.20.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v3.0.14
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking rustyline v8.2.0
[INFO] [stderr]     Checking magnificence-oxidized-chess v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: enum `Piece` is never used
[INFO] [stdout]   --> src/core/mod.rs:14:10
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub enum Piece {
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Piece` is never used
[INFO] [stdout]   --> src/core/mod.rs:14:10
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub enum Piece {
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Board` is never constructed
[INFO] [stdout]   --> src/core/board/mod.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | struct Board {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Board` is never constructed
[INFO] [stdout]   --> src/core/board/mod.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | struct Board {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Debug` and `SetOption` are never constructed
[INFO] [stdout]   --> src/uci.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 35 | enum CommandType {
[INFO] [stdout]    |      ----------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 38 |     Debug(bool),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 39 |     IsReady,
[INFO] [stdout] 40 |     SetOption(String, String),
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CommandType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Debug` and `SetOption` are never constructed
[INFO] [stdout]   --> src/uci.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 35 | enum CommandType {
[INFO] [stdout]    |      ----------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 38 |     Debug(bool),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 39 |     IsReady,
[INFO] [stdout] 40 |     SetOption(String, String),
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CommandType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[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 [unoptimized + debuginfo] target(s) in 2.98s
[INFO] running `Command { std: "docker" "inspect" "1770277d7ad0b1c97efd5292853a40fe2d2cb2b2c3621d5986e6e2a1aba9b79e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1770277d7ad0b1c97efd5292853a40fe2d2cb2b2c3621d5986e6e2a1aba9b79e", kill_on_drop: false }`
[INFO] [stdout] 1770277d7ad0b1c97efd5292853a40fe2d2cb2b2c3621d5986e6e2a1aba9b79e