[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] testing hibi221b/dentaku against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhibi221b%2Fdentaku" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hibi221b/dentaku on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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-13/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: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3c21ba236d2b97226f0b7e279c6ecd0e613baf4553ed564c73c21e17c659ffd0
[INFO] running `Command { std: "docker" "start" "-a" "3c21ba236d2b97226f0b7e279c6ecd0e613baf4553ed564c73c21e17c659ffd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c21ba236d2b97226f0b7e279c6ecd0e613baf4553ed564c73c21e17c659ffd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c21ba236d2b97226f0b7e279c6ecd0e613baf4553ed564c73c21e17c659ffd0", kill_on_drop: false }`
[INFO] [stdout] 3c21ba236d2b97226f0b7e279c6ecd0e613baf4553ed564c73c21e17c659ffd0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1bf95b88804c37680a1bef11ff67a3861995b8a662680e1923d9eef05440f4b0
[INFO] running `Command { std: "docker" "start" "-a" "1bf95b88804c37680a1bef11ff67a3861995b8a662680e1923d9eef05440f4b0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling dentaku v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `operator`
[INFO] [stdout]  --> src/parser.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |         operator: String,
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `Expr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]  --> src/parser.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[derive(Debug)]
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout]   = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.37s
[INFO] running `Command { std: "docker" "inspect" "1bf95b88804c37680a1bef11ff67a3861995b8a662680e1923d9eef05440f4b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1bf95b88804c37680a1bef11ff67a3861995b8a662680e1923d9eef05440f4b0", kill_on_drop: false }`
[INFO] [stdout] 1bf95b88804c37680a1bef11ff67a3861995b8a662680e1923d9eef05440f4b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c7e9c847b17e355336b2071d788650e0ed6bd2bbe8e02efd3a54b733fde5e23a
[INFO] running `Command { std: "docker" "start" "-a" "c7e9c847b17e355336b2071d788650e0ed6bd2bbe8e02efd3a54b733fde5e23a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling dentaku v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `operator`
[INFO] [stdout]  --> src/parser.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |         operator: String,
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `Expr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]  --> src/parser.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[derive(Debug)]
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout]   = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "c7e9c847b17e355336b2071d788650e0ed6bd2bbe8e02efd3a54b733fde5e23a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7e9c847b17e355336b2071d788650e0ed6bd2bbe8e02efd3a54b733fde5e23a", kill_on_drop: false }`
[INFO] [stdout] c7e9c847b17e355336b2071d788650e0ed6bd2bbe8e02efd3a54b733fde5e23a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7e493bef7fe0f28b71211c1823794c4d38ea4b2f13529e250524d4634796fa57
[INFO] running `Command { std: "docker" "start" "-a" "7e493bef7fe0f28b71211c1823794c4d38ea4b2f13529e250524d4634796fa57", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `operator`
[INFO] [stderr]  --> src/parser.rs:7:9
[INFO] [stderr]   |
[INFO] [stderr] 7 |         operator: String,
[INFO] [stderr]   |         ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] note: `Expr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]  --> src/parser.rs:3:10
[INFO] [stderr]   |
[INFO] [stderr] 3 | #[derive(Debug)]
[INFO] [stderr]   |          ^^^^^
[INFO] [stderr]   = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `dentaku` (bin "dentaku" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/dentaku-60fa0b83bca2817b)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test lexer::test_lexer ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7e493bef7fe0f28b71211c1823794c4d38ea4b2f13529e250524d4634796fa57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e493bef7fe0f28b71211c1823794c4d38ea4b2f13529e250524d4634796fa57", kill_on_drop: false }`
[INFO] [stdout] 7e493bef7fe0f28b71211c1823794c4d38ea4b2f13529e250524d4634796fa57