[INFO] cloning repository https://github.com/tailcalled/corroded-knights
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tailcalled/corroded-knights" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftailcalled%2Fcorroded-knights", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftailcalled%2Fcorroded-knights'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bb83d801fde1aaafa9fdf2677dba965d7d74f9f1
[INFO] testing tailcalled/corroded-knights against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftailcalled%2Fcorroded-knights" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/tailcalled/corroded-knights
[INFO] finished tweaking git repo https://github.com/tailcalled/corroded-knights
[INFO] tweaked toml for git repo https://github.com/tailcalled/corroded-knights written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/tailcalled/corroded-knights on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/tailcalled/corroded-knights 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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded redox_termios v0.1.2
[INFO] [stderr]   Downloaded termion v2.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f027fd28ab43512225a3e84857d309c3fbe6072e93a94926dc1ba7aee5d79d03
[INFO] running `Command { std: "docker" "start" "-a" "f027fd28ab43512225a3e84857d309c3fbe6072e93a94926dc1ba7aee5d79d03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f027fd28ab43512225a3e84857d309c3fbe6072e93a94926dc1ba7aee5d79d03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f027fd28ab43512225a3e84857d309c3fbe6072e93a94926dc1ba7aee5d79d03", kill_on_drop: false }`
[INFO] [stdout] f027fd28ab43512225a3e84857d309c3fbe6072e93a94926dc1ba7aee5d79d03
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8abb31eb4879636a263f1ccdd3e928608b71d5da26de9c3cf3ac62413a0e843b
[INFO] running `Command { std: "docker" "start" "-a" "8abb31eb4879636a263f1ccdd3e928608b71d5da26de9c3cf3ac62413a0e843b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling numtoa v0.1.0
[INFO] [stderr]    Compiling getrandom v0.2.9
[INFO] [stderr]    Compiling termion v2.0.1
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling corroded-knights v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `bmv`
[INFO] [stdout]   --> src/strategy/minimax.rs:59:39
[INFO] [stdout]    |
[INFO] [stdout] 59 |                     else if let Some((bmv, bscore)) = best {
[INFO] [stdout]    |                                       ^^^ help: if this is intentional, prefix it with an underscore: `_bmv`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bmv`
[INFO] [stdout]    --> src/strategy/minimax.rs:153:39
[INFO] [stdout]     |
[INFO] [stdout] 153 |                     else if let Some((bmv, bscore)) = best {
[INFO] [stdout]     |                                       ^^^ help: if this is intentional, prefix it with an underscore: `_bmv`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bmv`
[INFO] [stdout]    --> src/strategy/minimax.rs:209:39
[INFO] [stdout]     |
[INFO] [stdout] 209 |                     else if let Some((bmv, bscore)) = best {
[INFO] [stdout]     |                                       ^^^ help: if this is intentional, prefix it with an underscore: `_bmv`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bmv`
[INFO] [stdout]    --> src/strategy/minimax.rs:277:39
[INFO] [stdout]     |
[INFO] [stdout] 277 |                     else if let Some((bmv, bscore)) = best {
[INFO] [stdout]     |                                       ^^^ help: if this is intentional, prefix it with an underscore: `_bmv`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.91s
[INFO] running `Command { std: "docker" "inspect" "8abb31eb4879636a263f1ccdd3e928608b71d5da26de9c3cf3ac62413a0e843b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8abb31eb4879636a263f1ccdd3e928608b71d5da26de9c3cf3ac62413a0e843b", kill_on_drop: false }`
[INFO] [stdout] 8abb31eb4879636a263f1ccdd3e928608b71d5da26de9c3cf3ac62413a0e843b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fbb49db4d4cf2e1700fde13df37134f775dd84bba5906e86ccfdd5bef3e31b7a
[INFO] running `Command { std: "docker" "start" "-a" "fbb49db4d4cf2e1700fde13df37134f775dd84bba5906e86ccfdd5bef3e31b7a", kill_on_drop: false }`
[INFO] [stderr]    Compiling corroded-knights v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `bmv`
[INFO] [stdout]   --> src/strategy/minimax.rs:59:39
[INFO] [stdout]    |
[INFO] [stdout] 59 |                     else if let Some((bmv, bscore)) = best {
[INFO] [stdout]    |                                       ^^^ help: if this is intentional, prefix it with an underscore: `_bmv`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bmv`
[INFO] [stdout]    --> src/strategy/minimax.rs:153:39
[INFO] [stdout]     |
[INFO] [stdout] 153 |                     else if let Some((bmv, bscore)) = best {
[INFO] [stdout]     |                                       ^^^ help: if this is intentional, prefix it with an underscore: `_bmv`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bmv`
[INFO] [stdout]    --> src/strategy/minimax.rs:209:39
[INFO] [stdout]     |
[INFO] [stdout] 209 |                     else if let Some((bmv, bscore)) = best {
[INFO] [stdout]     |                                       ^^^ help: if this is intentional, prefix it with an underscore: `_bmv`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bmv`
[INFO] [stdout]    --> src/strategy/minimax.rs:277:39
[INFO] [stdout]     |
[INFO] [stdout] 277 |                     else if let Some((bmv, bscore)) = best {
[INFO] [stdout]     |                                       ^^^ help: if this is intentional, prefix it with an underscore: `_bmv`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "fbb49db4d4cf2e1700fde13df37134f775dd84bba5906e86ccfdd5bef3e31b7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbb49db4d4cf2e1700fde13df37134f775dd84bba5906e86ccfdd5bef3e31b7a", kill_on_drop: false }`
[INFO] [stdout] fbb49db4d4cf2e1700fde13df37134f775dd84bba5906e86ccfdd5bef3e31b7a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] db135223f21586cd47f4669e794ee556ebc2fbd020a517681823ecdc62460693
[INFO] running `Command { std: "docker" "start" "-a" "db135223f21586cd47f4669e794ee556ebc2fbd020a517681823ecdc62460693", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `bmv`
[INFO] [stderr]   --> src/strategy/minimax.rs:59:39
[INFO] [stderr]    |
[INFO] [stderr] 59 |                     else if let Some((bmv, bscore)) = best {
[INFO] [stderr]    |                                       ^^^ help: if this is intentional, prefix it with an underscore: `_bmv`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `bmv`
[INFO] [stderr]    --> src/strategy/minimax.rs:153:39
[INFO] [stderr]     |
[INFO] [stderr] 153 |                     else if let Some((bmv, bscore)) = best {
[INFO] [stderr]     |                                       ^^^ help: if this is intentional, prefix it with an underscore: `_bmv`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `bmv`
[INFO] [stderr]    --> src/strategy/minimax.rs:209:39
[INFO] [stderr]     |
[INFO] [stderr] 209 |                     else if let Some((bmv, bscore)) = best {
[INFO] [stderr]     |                                       ^^^ help: if this is intentional, prefix it with an underscore: `_bmv`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `bmv`
[INFO] [stderr]    --> src/strategy/minimax.rs:277:39
[INFO] [stderr]     |
[INFO] [stderr] 277 |                     else if let Some((bmv, bscore)) = best {
[INFO] [stderr]     |                                       ^^^ help: if this is intentional, prefix it with an underscore: `_bmv`
[INFO] [stderr] 
[INFO] [stderr] warning: `corroded-knights` (bin "corroded-knights" test) generated 4 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/corroded_knights-378f61c930b529ab)
[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" "db135223f21586cd47f4669e794ee556ebc2fbd020a517681823ecdc62460693", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db135223f21586cd47f4669e794ee556ebc2fbd020a517681823ecdc62460693", kill_on_drop: false }`
[INFO] [stdout] db135223f21586cd47f4669e794ee556ebc2fbd020a517681823ecdc62460693