[INFO] fetching crate cyclone-msm 0.1.0-pre...
[INFO] checking cyclone-msm-0.1.0-pre against master#e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682 for beta-170-4
[INFO] extracting crate cyclone-msm 0.1.0-pre into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate cyclone-msm 0.1.0-pre on toolchain e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cyclone-msm 0.1.0-pre
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate cyclone-msm 0.1.0-pre
[INFO] tweaked toml for crates.io crate cyclone-msm 0.1.0-pre written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate cyclone-msm 0.1.0-pre already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d6f9be337d143e1ac29804c2a37b151ecc34b4a995801964615ddfa6976ef20d
[INFO] running `Command { std: "docker" "start" "-a" "d6f9be337d143e1ac29804c2a37b151ecc34b4a995801964615ddfa6976ef20d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d6f9be337d143e1ac29804c2a37b151ecc34b4a995801964615ddfa6976ef20d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6f9be337d143e1ac29804c2a37b151ecc34b4a995801964615ddfa6976ef20d", kill_on_drop: false }`
[INFO] [stdout] d6f9be337d143e1ac29804c2a37b151ecc34b4a995801964615ddfa6976ef20d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 52517ec71b1726c7543804c4b502de9af83670dc3d6fffddd02f1aebb7c4aaed
[INFO] running `Command { std: "docker" "start" "-a" "52517ec71b1726c7543804c4b502de9af83670dc3d6fffddd02f1aebb7c4aaed", kill_on_drop: false }`
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[INFO] [stderr]    Compiling cyclone-f1-sys v0.1.0-pre
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[INFO] [stderr]     Checking cyclone-msm v0.1.0-pre (/opt/rustwide/workdir)
[INFO] [stdout] error[E0277]: the trait bound `&Vec<[u64; 4]>: ExactSizeIterator` is not satisfied
[INFO] [stdout]    --> src/precompute.rs:176:22
[INFO] [stdout]     |
[INFO] [stdout] 176 |         limb_carries(&scalars, carried.as_mut_slice());
[INFO] [stdout]     |         ------------ ^^^^^^^^ the trait `ExactSizeIterator` is not implemented for `&Vec<[u64; 4]>`
[INFO] [stdout]     |         |
[INFO] [stdout]     |         required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout]     = help: the following other types implement trait `ExactSizeIterator`:
[INFO] [stdout]               &mut I
[INFO] [stdout]               Args
[INFO] [stdout]               ArgsOs
[INFO] [stdout]               ArrayChunksMut<'_, T, N>
[INFO] [stdout]               ArrayWindows<'_, T, N>
[INFO] [stdout]               Box<I, A>
[INFO] [stdout]               CommandArgs<'a>
[INFO] [stdout]               CommandEnvs<'a>
[INFO] [stdout]             and 153 others
[INFO] [stdout] note: required by a bound in `precompute::limb_carries`
[INFO] [stdout]    --> src/precompute.rs:23:49
[INFO] [stdout]     |
[INFO] [stdout] 22  | pub fn limb_carries<'a>(
[INFO] [stdout]     |        ------------ required by a bound in this function
[INFO] [stdout] 23  |     scalars: impl Iterator<Item = &'a Scalar> + ExactSizeIterator + Send,
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^^^^^ required by this bound in `limb_carries`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cyclone-msm` (lib test) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "52517ec71b1726c7543804c4b502de9af83670dc3d6fffddd02f1aebb7c4aaed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52517ec71b1726c7543804c4b502de9af83670dc3d6fffddd02f1aebb7c4aaed", kill_on_drop: false }`
[INFO] [stdout] 52517ec71b1726c7543804c4b502de9af83670dc3d6fffddd02f1aebb7c4aaed
