[INFO] fetching crate fastfibonacci 0.3.0...
[INFO] checking fastfibonacci-0.3.0 against master#4d1bd0db7f489b22c6d8aa2385937a95412c015b for pr-114682
[INFO] extracting crate fastfibonacci 0.3.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate fastfibonacci 0.3.0 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 fastfibonacci 0.3.0
[INFO] finished tweaking crates.io crate fastfibonacci 0.3.0
[INFO] tweaked toml for crates.io crate fastfibonacci 0.3.0 written to /workspace/builds/worker-5-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 fibonacci_codec v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 41b1d08ff488d228ed3bd1ec46cbb60247a78a2be189bb2884d7c8f4f26d0b44
[INFO] running `Command { std: "docker" "start" "-a" "41b1d08ff488d228ed3bd1ec46cbb60247a78a2be189bb2884d7c8f4f26d0b44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "41b1d08ff488d228ed3bd1ec46cbb60247a78a2be189bb2884d7c8f4f26d0b44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41b1d08ff488d228ed3bd1ec46cbb60247a78a2be189bb2884d7c8f4f26d0b44", kill_on_drop: false }`
[INFO] [stdout] 41b1d08ff488d228ed3bd1ec46cbb60247a78a2be189bb2884d7c8f4f26d0b44
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] a72a10c67672d1b1977808029b27ae0542a6d086ac1b44dbdccb55842efe9036
[INFO] running `Command { std: "docker" "start" "-a" "a72a10c67672d1b1977808029b27ae0542a6d086ac1b44dbdccb55842efe9036", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking serde v1.0.193
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking object v0.32.2
[INFO] [stderr]     Checking ciborium-io v0.2.1
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking ciborium-ll v0.2.1
[INFO] [stderr]     Checking clap_builder v4.4.11
[INFO] [stderr]     Checking funty v2.0.0
[INFO] [stderr]     Checking num-complex v0.4.4
[INFO] [stderr]     Checking clap v4.4.11
[INFO] [stderr]    Compiling backtrace v0.3.69
[INFO] [stderr]     Checking bitvec v1.0.1
[INFO] [stderr]     Checking plotters v0.3.5
[INFO] [stderr]     Checking serde_json v1.0.108
[INFO] [stderr]     Checking ciborium v0.2.1
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]     Checking num v0.4.1
[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]     Checking itertools v0.12.0
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking diff v0.1.13
[INFO] [stderr]     Checking anes v0.1.6
[INFO] [stderr]     Checking yansi v0.5.1
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking pretty_assertions v1.4.0
[INFO] [stderr]     Checking criterion v0.5.1
[INFO] [stderr]     Checking rand_distr v0.4.3
[INFO] [stderr]    Compiling fibonacci_codec v0.2.0
[INFO] [stderr]     Checking fastfibonacci v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `FFBitvec`
[INFO] [stdout]   --> src/fast.rs:65:24
[INFO] [stdout]    |
[INFO] [stdout] 65 | use crate::fastutils::{FFBitvec, FFBitorder, FFBitslice};
[INFO] [stdout]    |                        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `FFBitvec` is never used
[INFO] [stdout]  --> src/fastutils.rs:8:17
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub(crate) type FFBitvec = BitVec<u8, FFBitorder>;
[INFO] [stdout]   |                 ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stdout] error: couldn't read benches/my_benchmark.rs: No such file or directory (os error 2)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fastfibonacci` (bench "my_benchmark") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused import: `FFBitvec`
[INFO] [stdout]   --> src/fast.rs:65:24
[INFO] [stdout]    |
[INFO] [stdout] 65 | use crate::fastutils::{FFBitvec, FFBitorder, FFBitslice};
[INFO] [stdout]    |                        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `FFBitvec` is never used
[INFO] [stdout]  --> src/fastutils.rs:8:17
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub(crate) type FFBitvec = BitVec<u8, FFBitorder>;
[INFO] [stdout]   |                 ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a72a10c67672d1b1977808029b27ae0542a6d086ac1b44dbdccb55842efe9036", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a72a10c67672d1b1977808029b27ae0542a6d086ac1b44dbdccb55842efe9036", kill_on_drop: false }`
[INFO] [stdout] a72a10c67672d1b1977808029b27ae0542a6d086ac1b44dbdccb55842efe9036
