[INFO] fetching crate antler 0.7.0...
[INFO] testing antler-0.7.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate antler 0.7.0 into /workspace/builds/worker-31/source
[INFO] validating manifest of crates.io crate antler 0.7.0 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 crates.io crate antler 0.7.0
[INFO] finished tweaking crates.io crate antler 0.7.0
[INFO] tweaked toml for crates.io crate antler 0.7.0 written to /workspace/builds/worker-31/source/Cargo.toml
[INFO] crate crates.io crate antler 0.7.0 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]  Downloading crates ...
[INFO] [stderr]   Downloaded minifb v0.19.1
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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] 334bd0e54c78b12f267f767f575c727e99469f5e3df948f5fdae971d1eede3e5
[INFO] running `Command { std: "docker" "start" "-a" "334bd0e54c78b12f267f767f575c727e99469f5e3df948f5fdae971d1eede3e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "334bd0e54c78b12f267f767f575c727e99469f5e3df948f5fdae971d1eede3e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "334bd0e54c78b12f267f767f575c727e99469f5e3df948f5fdae971d1eede3e5", kill_on_drop: false }`
[INFO] [stdout] 334bd0e54c78b12f267f767f575c727e99469f5e3df948f5fdae971d1eede3e5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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] 5d03214ea63cf38865adbb7c41da963440611abcb742a95fac87daa24fc422b4
[INFO] running `Command { std: "docker" "start" "-a" "5d03214ea63cf38865adbb7c41da963440611abcb742a95fac87daa24fc422b4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling const_fn v0.4.3
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.117
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[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling siphasher v0.3.3
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[INFO] [stderr]    Compiling palette_derive v0.5.0
[INFO] [stderr]    Compiling arctk-proc v0.3.2
[INFO] [stderr]    Compiling arctk-attr v0.2.0
[INFO] [stderr]    Compiling num-complex v0.3.1
[INFO] [stderr]    Compiling json5 v0.2.8
[INFO] [stderr]    Compiling simba v0.3.1
[INFO] [stderr]    Compiling ndarray-stats v0.3.0
[INFO] [stderr]    Compiling nalgebra v0.23.1
[INFO] [stderr]    Compiling arctk v0.12.4
[INFO] [stderr]    Compiling antler v0.7.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable `bin_path` is assigned to, but never used
[INFO] [stdout]   --> src/bin/antler.rs:22:11
[INFO] [stdout]    |
[INFO] [stdout] 22 |     args!(bin_path: PathBuf;
[INFO] [stdout]    |           ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout]    = note: consider using `_bin_path` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 50.62s
[INFO] running `Command { std: "docker" "inspect" "5d03214ea63cf38865adbb7c41da963440611abcb742a95fac87daa24fc422b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d03214ea63cf38865adbb7c41da963440611abcb742a95fac87daa24fc422b4", kill_on_drop: false }`
[INFO] [stdout] 5d03214ea63cf38865adbb7c41da963440611abcb742a95fac87daa24fc422b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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] 848279c02fb2b7cfb0db6fc99058311945c6dd68b341744e28324da6a45eaa3a
[INFO] running `Command { std: "docker" "start" "-a" "848279c02fb2b7cfb0db6fc99058311945c6dd68b341744e28324da6a45eaa3a", kill_on_drop: false }`
[INFO] [stderr]    Compiling antler v0.7.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable `bin_path` is assigned to, but never used
[INFO] [stdout]   --> src/bin/antler.rs:22:11
[INFO] [stdout]    |
[INFO] [stdout] 22 |     args!(bin_path: PathBuf;
[INFO] [stdout]    |           ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout]    = note: consider using `_bin_path` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.12s
[INFO] running `Command { std: "docker" "inspect" "848279c02fb2b7cfb0db6fc99058311945c6dd68b341744e28324da6a45eaa3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "848279c02fb2b7cfb0db6fc99058311945c6dd68b341744e28324da6a45eaa3a", kill_on_drop: false }`
[INFO] [stdout] 848279c02fb2b7cfb0db6fc99058311945c6dd68b341744e28324da6a45eaa3a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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] f18aa8c8b9babecafd81cc25590681397b78b25d11d00980a28c2aa4e239eedb
[INFO] running `Command { std: "docker" "start" "-a" "f18aa8c8b9babecafd81cc25590681397b78b25d11d00980a28c2aa4e239eedb", kill_on_drop: false }`
[INFO] [stderr] warning: variable `bin_path` is assigned to, but never used
[INFO] [stderr]   --> src/bin/antler.rs:22:11
[INFO] [stderr]    |
[INFO] [stderr] 22 |     args!(bin_path: PathBuf;
[INFO] [stderr]    |           ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr]    = note: consider using `_bin_path` instead
[INFO] [stderr] 
[INFO] [stderr] warning: `antler` (bin "antler" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.22s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/antler-d73e6a54f637aa99)
[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] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/antler-db5edc561b04aab9)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests antler
[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] [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" "f18aa8c8b9babecafd81cc25590681397b78b25d11d00980a28c2aa4e239eedb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f18aa8c8b9babecafd81cc25590681397b78b25d11d00980a28c2aa4e239eedb", kill_on_drop: false }`
[INFO] [stdout] f18aa8c8b9babecafd81cc25590681397b78b25d11d00980a28c2aa4e239eedb