[INFO] fetching crate nucleic-acid 0.1.1...
[INFO] checking nucleic-acid-0.1.1 against try#d990716b6a1fdde1300748828a9c9e79dfd0b898 for pr-74846
[INFO] extracting crate nucleic-acid 0.1.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate nucleic-acid 0.1.1 on toolchain d990716b6a1fdde1300748828a9c9e79dfd0b898
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nucleic-acid 0.1.1
[INFO] finished tweaking crates.io crate nucleic-acid 0.1.1
[INFO] tweaked toml for crates.io crate nucleic-acid 0.1.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "fetch" "--locked" "--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 bit-vec v0.4.4
[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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d7484752652bc2290ffe97bf2f88fea7ed683eb0afbd7b07901ddf60db595a2c
[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" "d7484752652bc2290ffe97bf2f88fea7ed683eb0afbd7b07901ddf60db595a2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d7484752652bc2290ffe97bf2f88fea7ed683eb0afbd7b07901ddf60db595a2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7484752652bc2290ffe97bf2f88fea7ed683eb0afbd7b07901ddf60db595a2c", kill_on_drop: false }`
[INFO] [stdout] d7484752652bc2290ffe97bf2f88fea7ed683eb0afbd7b07901ddf60db595a2c
[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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] fa8557f3e84ada8ef7e0c191a4ce9967c59b3f01e9664b4d0f2059126fe02c28
[INFO] running `Command { std: "docker" "start" "-a" "fa8557f3e84ada8ef7e0c191a4ce9967c59b3f01e9664b4d0f2059126fe02c28", kill_on_drop: false }`
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking nucleic-acid v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stdout] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stdout]   --> benches/bwt.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | / lazy_static! {
[INFO] [stdout] 14 | |     static ref DATA: Vec<u8> = {
[INFO] [stdout] 15 | |         let mut rng = rand::thread_rng();
[INFO] [stdout] 16 | |         let bases = vec![65, 67, 71, 84];
[INFO] [stdout] ...  |
[INFO] [stdout] 24 | |     };
[INFO] [stdout] 25 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stdout]   --> benches/bwt.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | / lazy_static! {
[INFO] [stdout] 14 | |     static ref DATA: Vec<u8> = {
[INFO] [stdout] 15 | |         let mut rng = rand::thread_rng();
[INFO] [stdout] 16 | |         let bases = vec![65, 67, 71, 84];
[INFO] [stdout] ...  |
[INFO] [stdout] 24 | |     };
[INFO] [stdout] 25 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.67s
[INFO] running `Command { std: "docker" "inspect" "fa8557f3e84ada8ef7e0c191a4ce9967c59b3f01e9664b4d0f2059126fe02c28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa8557f3e84ada8ef7e0c191a4ce9967c59b3f01e9664b4d0f2059126fe02c28", kill_on_drop: false }`
[INFO] [stdout] fa8557f3e84ada8ef7e0c191a4ce9967c59b3f01e9664b4d0f2059126fe02c28