[INFO] cloning repository https://github.com/hibi221b/dentaku
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hibi221b/dentaku" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhibi221b%2Fdentaku", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhibi221b%2Fdentaku'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cb03cbf55a2334bb18021be89f0f64ec9162b349
[INFO] checking hibi221b/dentaku against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhibi221b%2Fdentaku" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hibi221b/dentaku on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hibi221b/dentaku
[INFO] finished tweaking git repo https://github.com/hibi221b/dentaku
[INFO] tweaked toml for git repo https://github.com/hibi221b/dentaku written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/hibi221b/dentaku 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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6a739ee43619284c934fee1a64e055613feb10225ab422ce2d86e1768686ee60
[INFO] running `Command { std: "docker" "start" "-a" "6a739ee43619284c934fee1a64e055613feb10225ab422ce2d86e1768686ee60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6a739ee43619284c934fee1a64e055613feb10225ab422ce2d86e1768686ee60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a739ee43619284c934fee1a64e055613feb10225ab422ce2d86e1768686ee60", kill_on_drop: false }`
[INFO] [stdout] 6a739ee43619284c934fee1a64e055613feb10225ab422ce2d86e1768686ee60
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 354badabca9e63744a68fa64b3fda6b8f0a7258af62ad855c94c8b5649ab22eb
[INFO] running `Command { std: "docker" "start" "-a" "354badabca9e63744a68fa64b3fda6b8f0a7258af62ad855c94c8b5649ab22eb", kill_on_drop: false }`
[INFO] [stderr]     Checking dentaku v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `operator` is never read
[INFO] [stdout]  --> src/parser.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |     PrefixExpr {
[INFO] [stdout]   |     ---------- field in this variant
[INFO] [stdout] 7 |         operator: String,
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Expr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `operator` is never read
[INFO] [stdout]  --> src/parser.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |     PrefixExpr {
[INFO] [stdout]   |     ---------- field in this variant
[INFO] [stdout] 7 |         operator: String,
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Expr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "354badabca9e63744a68fa64b3fda6b8f0a7258af62ad855c94c8b5649ab22eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "354badabca9e63744a68fa64b3fda6b8f0a7258af62ad855c94c8b5649ab22eb", kill_on_drop: false }`
[INFO] [stdout] 354badabca9e63744a68fa64b3fda6b8f0a7258af62ad855c94c8b5649ab22eb
[INFO] checking hibi221b/dentaku against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhibi221b%2Fdentaku" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hibi221b/dentaku on toolchain 6289438dbad80b1a0029c66dd3f6abf57c2c51be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hibi221b/dentaku
[INFO] finished tweaking git repo https://github.com/hibi221b/dentaku
[INFO] tweaked toml for git repo https://github.com/hibi221b/dentaku written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/hibi221b/dentaku 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" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 82cd560732b57b74d118014275f0b26338e61fc5b13c498ce1a3832c39b14c27
[INFO] running `Command { std: "docker" "start" "-a" "82cd560732b57b74d118014275f0b26338e61fc5b13c498ce1a3832c39b14c27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "82cd560732b57b74d118014275f0b26338e61fc5b13c498ce1a3832c39b14c27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82cd560732b57b74d118014275f0b26338e61fc5b13c498ce1a3832c39b14c27", kill_on_drop: false }`
[INFO] [stdout] 82cd560732b57b74d118014275f0b26338e61fc5b13c498ce1a3832c39b14c27
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1fed992a4cdec43b8d804c5ea8383b78caacd2dcd6be056e278b97600ce15fa8
[INFO] running `Command { std: "docker" "start" "-a" "1fed992a4cdec43b8d804c5ea8383b78caacd2dcd6be056e278b97600ce15fa8", kill_on_drop: false }`
[INFO] [stderr]     Checking dentaku v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `operator` is never read
[INFO] [stdout]  --> src/parser.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |     PrefixExpr {
[INFO] [stdout]   |     ---------- field in this variant
[INFO] [stdout] 7 |         operator: String,
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Expr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `operator` is never read
[INFO] [stdout]  --> src/parser.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |     PrefixExpr {
[INFO] [stdout]   |     ---------- field in this variant
[INFO] [stdout] 7 |         operator: String,
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Expr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "1fed992a4cdec43b8d804c5ea8383b78caacd2dcd6be056e278b97600ce15fa8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1fed992a4cdec43b8d804c5ea8383b78caacd2dcd6be056e278b97600ce15fa8", kill_on_drop: false }`
[INFO] [stdout] 1fed992a4cdec43b8d804c5ea8383b78caacd2dcd6be056e278b97600ce15fa8