[INFO] updating cached repository Measter/mandeltrace
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Measter/mandeltrace
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Measter/mandeltrace" "work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/Measter/mandeltrace"`
[INFO] [stderr] Cloning into 'work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/Measter/mandeltrace'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Measter/mandeltrace" "work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/Measter/mandeltrace"`
[INFO] [stderr] Cloning into 'work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/Measter/mandeltrace'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7e8f5e303a637a426c2cf9e3e6fa827b6699bf98
[INFO] sha for GitHub repo Measter/mandeltrace: 7e8f5e303a637a426c2cf9e3e6fa827b6699bf98
[INFO] validating manifest of Measter/mandeltrace on toolchain master#d99a320cba42f661aebfa1293b7b2ec3603dda75
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Measter/mandeltrace on toolchain try#e70472fc501b855c9080f3772432c10fe20b8866
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Measter/mandeltrace
[INFO] finished frobbing Measter/mandeltrace
[INFO] frobbed toml for Measter/mandeltrace written to work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/Measter/mandeltrace/Cargo.toml
[INFO] started frobbing Measter/mandeltrace
[INFO] finished frobbing Measter/mandeltrace
[INFO] frobbed toml for Measter/mandeltrace written to work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/Measter/mandeltrace/Cargo.toml
[INFO] crate Measter/mandeltrace has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking Measter/mandeltrace against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-3/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/Measter/mandeltrace:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 7d55d0db0554d031cd2d338dab936af9bf22020df22b7efef9c15c6107bb6958
[INFO] running `"docker" "start" "-a" "7d55d0db0554d031cd2d338dab936af9bf22020df22b7efef9c15c6107bb6958"`
[INFO] [stderr]     Checking itertools v0.6.5
[INFO] [stderr]     Checking itertools v0.7.6
[INFO] [stderr]     Checking parking_lot_core v0.2.11
[INFO] [stderr]     Checking alga v0.5.2
[INFO] [stderr]     Checking rayon v0.7.1
[INFO] [stderr]     Checking image v0.18.0
[INFO] [stderr]     Checking quickcheck v0.2.27
[INFO] [stderr]     Checking parking_lot v0.5.3
[INFO] [stderr]     Checking console v0.6.1
[INFO] [stderr]     Checking indicatif v0.9.0
[INFO] [stderr]     Checking nalgebra v0.11.2
[INFO] [stderr]     Checking imageproc v0.13.0
[INFO] [stderr]     Checking mandeltrace v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]   --> src/main.rs:18:1
[INFO] [stderr]    |
[INFO] [stderr] 18 | #[macro_use] extern crate structopt;
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
[INFO] [stderr]   --> src/main.rs:27:1
[INFO] [stderr]    |
[INFO] [stderr] 27 | / arg_enum!{
[INFO] [stderr] 28 | |     #[derive(Debug, Copy, Clone)]
[INFO] [stderr] 29 | |     enum DrawMode {
[INFO] [stderr] 30 | |         All,
[INFO] [stderr] ...  |
[INFO] [stderr] 33 | |     }
[INFO] [stderr] 34 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]   --> src/main.rs:18:1
[INFO] [stderr]    |
[INFO] [stderr] 18 | #[macro_use] extern crate structopt;
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
[INFO] [stderr]   --> src/main.rs:27:1
[INFO] [stderr]    |
[INFO] [stderr] 27 | / arg_enum!{
[INFO] [stderr] 28 | |     #[derive(Debug, Copy, Clone)]
[INFO] [stderr] 29 | |     enum DrawMode {
[INFO] [stderr] 30 | |         All,
[INFO] [stderr] ...  |
[INFO] [stderr] 33 | |     }
[INFO] [stderr] 34 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 39.71s
[INFO] running `"docker" "inspect" "7d55d0db0554d031cd2d338dab936af9bf22020df22b7efef9c15c6107bb6958"`
[INFO] running `"docker" "rm" "-f" "7d55d0db0554d031cd2d338dab936af9bf22020df22b7efef9c15c6107bb6958"`
[INFO] [stdout] 7d55d0db0554d031cd2d338dab936af9bf22020df22b7efef9c15c6107bb6958