[INFO] fetching crate ascii-hangman-backend 5.7.2...
[INFO] checking ascii-hangman-backend-5.7.2 against master#4d1bd0db7f489b22c6d8aa2385937a95412c015b for pr-114682
[INFO] extracting crate ascii-hangman-backend 5.7.2 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate ascii-hangman-backend 5.7.2 on toolchain 4d1bd0db7f489b22c6d8aa2385937a95412c015b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ascii-hangman-backend 5.7.2
[INFO] finished tweaking crates.io crate ascii-hangman-backend 5.7.2
[INFO] tweaked toml for crates.io crate ascii-hangman-backend 5.7.2 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_yaml v0.8.26
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 11f7df66183b4177c46b2859d940accdbf3164f072aee964465d4af744e83fff
[INFO] running `Command { std: "docker" "start" "-a" "11f7df66183b4177c46b2859d940accdbf3164f072aee964465d4af744e83fff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "11f7df66183b4177c46b2859d940accdbf3164f072aee964465d4af744e83fff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11f7df66183b4177c46b2859d940accdbf3164f072aee964465d4af744e83fff", kill_on_drop: false }`
[INFO] [stdout] 11f7df66183b4177c46b2859d940accdbf3164f072aee964465d4af744e83fff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 551dca24e071da8b85233b4177100409f250f6392f91bb281dbb0f8dd428f1fe
[INFO] running `Command { std: "docker" "start" "-a" "551dca24e071da8b85233b4177100409f250f6392f91bb281dbb0f8dd428f1fe", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.193
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking getrandom v0.2.11
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking serde_yaml v0.8.26
[INFO] [stderr]     Checking ascii-hangman-backend v5.7.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]   --> src/image.rs:94:15
[INFO] [stdout]    |
[INFO] [stdout] 94 |             i[(x as usize + y as usize * (x_max + 1))] = code;
[INFO] [stdout]    |               ^                                     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 94 -             i[(x as usize + y as usize * (x_max + 1))] = code;
[INFO] [stdout] 94 +             i[x as usize + y as usize * (x_max + 1)] = code;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]   --> src/image.rs:94:15
[INFO] [stdout]    |
[INFO] [stdout] 94 |             i[(x as usize + y as usize * (x_max + 1))] = code;
[INFO] [stdout]    |               ^                                     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 94 -             i[(x as usize + y as usize * (x_max + 1))] = code;
[INFO] [stdout] 94 +             i[x as usize + y as usize * (x_max + 1)] = code;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.22s
[INFO] running `Command { std: "docker" "inspect" "551dca24e071da8b85233b4177100409f250f6392f91bb281dbb0f8dd428f1fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "551dca24e071da8b85233b4177100409f250f6392f91bb281dbb0f8dd428f1fe", kill_on_drop: false }`
[INFO] [stdout] 551dca24e071da8b85233b4177100409f250f6392f91bb281dbb0f8dd428f1fe
[INFO] checking ascii-hangman-backend-5.7.2 against try#785364c7e5e0804473a3fddfb579798ea14e3493 for pr-114682
[INFO] extracting crate ascii-hangman-backend 5.7.2 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate ascii-hangman-backend 5.7.2 on toolchain 785364c7e5e0804473a3fddfb579798ea14e3493
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+785364c7e5e0804473a3fddfb579798ea14e3493" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ascii-hangman-backend 5.7.2
[INFO] finished tweaking crates.io crate ascii-hangman-backend 5.7.2
[INFO] tweaked toml for crates.io crate ascii-hangman-backend 5.7.2 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+785364c7e5e0804473a3fddfb579798ea14e3493" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+785364c7e5e0804473a3fddfb579798ea14e3493" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+785364c7e5e0804473a3fddfb579798ea14e3493" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c05c93fc79864cc6326de1a08547d87f35e695f461ceb3a4f3a465a69d5d9229
[INFO] running `Command { std: "docker" "start" "-a" "c05c93fc79864cc6326de1a08547d87f35e695f461ceb3a4f3a465a69d5d9229", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c05c93fc79864cc6326de1a08547d87f35e695f461ceb3a4f3a465a69d5d9229", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c05c93fc79864cc6326de1a08547d87f35e695f461ceb3a4f3a465a69d5d9229", kill_on_drop: false }`
[INFO] [stdout] c05c93fc79864cc6326de1a08547d87f35e695f461ceb3a4f3a465a69d5d9229
[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" "+785364c7e5e0804473a3fddfb579798ea14e3493" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ea56a874dedf1e6ee5481eec710bd6f5f03131509510d9abd289ffd77b4f3089
[INFO] running `Command { std: "docker" "start" "-a" "ea56a874dedf1e6ee5481eec710bd6f5f03131509510d9abd289ffd77b4f3089", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.193
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking getrandom v0.2.11
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking serde_yaml v0.8.26
[INFO] [stderr]     Checking ascii-hangman-backend v5.7.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]   --> src/image.rs:94:15
[INFO] [stdout]    |
[INFO] [stdout] 94 |             i[(x as usize + y as usize * (x_max + 1))] = code;
[INFO] [stdout]    |               ^                                     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 94 -             i[(x as usize + y as usize * (x_max + 1))] = code;
[INFO] [stdout] 94 +             i[x as usize + y as usize * (x_max + 1)] = code;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]   --> src/image.rs:94:15
[INFO] [stdout]    |
[INFO] [stdout] 94 |             i[(x as usize + y as usize * (x_max + 1))] = code;
[INFO] [stdout]    |               ^                                     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 94 -             i[(x as usize + y as usize * (x_max + 1))] = code;
[INFO] [stdout] 94 +             i[x as usize + y as usize * (x_max + 1)] = code;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.18s
[INFO] running `Command { std: "docker" "inspect" "ea56a874dedf1e6ee5481eec710bd6f5f03131509510d9abd289ffd77b4f3089", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea56a874dedf1e6ee5481eec710bd6f5f03131509510d9abd289ffd77b4f3089", kill_on_drop: false }`
[INFO] [stdout] ea56a874dedf1e6ee5481eec710bd6f5f03131509510d9abd289ffd77b4f3089
