[INFO] fetching crate rust-htslib 0.33.0...
[INFO] checking rust-htslib-0.33.0 against beta for pr-78714
[INFO] extracting crate rust-htslib 0.33.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate rust-htslib 0.33.0 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-6/source/.cargo/config
[INFO] started tweaking crates.io crate rust-htslib 0.33.0
[INFO] finished tweaking crates.io crate rust-htslib 0.33.0
[INFO] tweaked toml for crates.io crate rust-htslib 0.33.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 92d5fd479ed9c53bc3893794a7e9708df92c81b6db7672390bb7a1ebdac2f6e6
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "92d5fd479ed9c53bc3893794a7e9708df92c81b6db7672390bb7a1ebdac2f6e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "92d5fd479ed9c53bc3893794a7e9708df92c81b6db7672390bb7a1ebdac2f6e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92d5fd479ed9c53bc3893794a7e9708df92c81b6db7672390bb7a1ebdac2f6e6", kill_on_drop: false }`
[INFO] [stdout] 92d5fd479ed9c53bc3893794a7e9708df92c81b6db7672390bb7a1ebdac2f6e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 111f12c4cb95eaf705e5032eface7fa51c5d6c11c9448d7f3ae595608fb5f932
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "111f12c4cb95eaf705e5032eface7fa51c5d6c11c9448d7f3ae595608fb5f932", kill_on_drop: false }`
[INFO] [stderr]     Checking linear-map v1.2.0
[INFO] [stderr]    Compiling fs-utils v1.1.4
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]    Compiling derive-new v0.5.8
[INFO] [stderr]    Compiling cc v1.0.62
[INFO] [stderr]    Compiling openssl-src v111.12.0+1.1.1h
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling lzma-sys v0.1.17
[INFO] [stderr]    Compiling bzip2-sys v0.1.9+1.0.8
[INFO] [stderr]    Compiling curl-sys v0.4.38+curl-7.73.0
[INFO] [stderr]    Compiling hts-sys v1.11.0
[INFO] [stderr]     Checking bio-types v0.7.0
[INFO] [stderr]     Checking thiserror v1.0.22
[INFO] [stderr]     Checking rust-htslib v0.33.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `header`
[INFO] [stdout]     --> src/bcf/mod.rs:1369:13
[INFO] [stdout]      |
[INFO] [stdout] 1369 |         let header = bcf.header();
[INFO] [stdout]      |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]     --> src/bcf/mod.rs:1330:9
[INFO] [stdout]      |
[INFO] [stdout] 1330 |         reader.read(&mut record).unwrap();
[INFO] [stdout]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 01s
[INFO] running `Command { std: "docker" "inspect" "111f12c4cb95eaf705e5032eface7fa51c5d6c11c9448d7f3ae595608fb5f932", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "111f12c4cb95eaf705e5032eface7fa51c5d6c11c9448d7f3ae595608fb5f932", kill_on_drop: false }`
[INFO] [stdout] 111f12c4cb95eaf705e5032eface7fa51c5d6c11c9448d7f3ae595608fb5f932