[INFO] cloning repository zyvitski/envelope-rs
[INFO] running `"git" "clone" "--bare" "git://github.com/zyvitski/envelope-rs.git" "work/cache/sources/gh/zyvitski/envelope-rs"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/zyvitski/envelope-rs'...
[INFO] running `"git" "clone" "work/cache/sources/gh/zyvitski/envelope-rs" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/zyvitski/envelope-rs"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/zyvitski/envelope-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/zyvitski/envelope-rs" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/zyvitski/envelope-rs"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/zyvitski/envelope-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7fe8efcf2dcf3c1dd26648db9c9992a54e8f53db
[INFO] sha for GitHub repo zyvitski/envelope-rs: 7fe8efcf2dcf3c1dd26648db9c9992a54e8f53db
[INFO] validating manifest of zyvitski/envelope-rs on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of zyvitski/envelope-rs on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing zyvitski/envelope-rs
[INFO] finished frobbing zyvitski/envelope-rs
[INFO] frobbed toml for zyvitski/envelope-rs written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/zyvitski/envelope-rs/Cargo.toml
[INFO] started frobbing zyvitski/envelope-rs
[INFO] finished frobbing zyvitski/envelope-rs
[INFO] frobbed toml for zyvitski/envelope-rs written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/zyvitski/envelope-rs/Cargo.toml
[INFO] crate zyvitski/envelope-rs already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num-integer v0.1.35
[INFO] [stderr]   Downloaded num v0.1.40
[INFO] [stderr]   Downloaded num-rational v0.1.40
[INFO] [stderr]   Downloaded num-bigint v0.1.40
[INFO] [stderr]   Downloaded fuchsia-zircon v0.2.1
[INFO] [stderr]   Downloaded num-iter v0.1.34
[INFO] [stderr]   Downloaded num-complex v0.1.40
[INFO] [stderr]   Downloaded rand v0.3.18
[INFO] [stderr]   Downloaded fuchsia-zircon-sys v0.2.0
[INFO] [stderr]   Downloaded libc v0.2.33
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking zyvitski/envelope-rs against master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-1/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/zyvitski/envelope-rs:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] aeff95659c7b2373ad80c36307efb12b758572eb78819111e2d580e11a70468c
[INFO] running `"docker" "start" "-a" "aeff95659c7b2373ad80c36307efb12b758572eb78819111e2d580e11a70468c"`
[INFO] [stderr]     Checking num-traits v0.1.40
[INFO] [stderr]     Checking libc v0.2.33
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking rand v0.3.18
[INFO] [stderr]     Checking num-integer v0.1.35
[INFO] [stderr]     Checking num-iter v0.1.34
[INFO] [stderr]     Checking num-bigint v0.1.40
[INFO] [stderr]     Checking num-complex v0.1.40
[INFO] [stderr]     Checking num-rational v0.1.40
[INFO] [stderr]     Checking num v0.1.40
[INFO] [stderr]     Checking envelope v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: missing documentation for crate
[INFO] [stderr]   --> src/lib.rs:1:1
[INFO] [stderr]    |
[INFO] [stderr] 1  | / #![warn(missing_docs)]
[INFO] [stderr] 2  | |
[INFO] [stderr] 3  | | ///!A crate for representing type generic Envelope generators.
[INFO] [stderr] 4  | |
[INFO] [stderr] ...  |
[INFO] [stderr] 10 | | pub use adsr::*;
[INFO] [stderr] 11 | | pub use util::*;
[INFO] [stderr]    | |________________^
[INFO] [stderr]    |
[INFO] [stderr] note: lint level defined here
[INFO] [stderr]   --> src/lib.rs:1:9
[INFO] [stderr]    |
[INFO] [stderr] 1  | #![warn(missing_docs)]
[INFO] [stderr]    |         ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.70s
[INFO] running `"docker" "inspect" "aeff95659c7b2373ad80c36307efb12b758572eb78819111e2d580e11a70468c"`
[INFO] running `"docker" "rm" "-f" "aeff95659c7b2373ad80c36307efb12b758572eb78819111e2d580e11a70468c"`
[INFO] [stdout] aeff95659c7b2373ad80c36307efb12b758572eb78819111e2d580e11a70468c