[INFO] crate narc 0.1.0 is already in cache
[INFO] extracting crate narc 0.1.0 into work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/narc/0.1.0
[INFO] extracting crate narc 0.1.0 into work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/narc/0.1.0
[INFO] validating manifest of narc-0.1.0 on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of narc-0.1.0 on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing narc-0.1.0
[INFO] finished frobbing narc-0.1.0
[INFO] frobbed toml for narc-0.1.0 written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/narc/0.1.0/Cargo.toml
[INFO] started frobbing narc-0.1.0
[INFO] finished frobbing narc-0.1.0
[INFO] frobbed toml for narc-0.1.0 written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/narc/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking narc-0.1.0 against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-4/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/narc/0.1.0:/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" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 2ac090d65d5381937911bb994692e2751c4934629c9eceaefd64f643756b6b71
[INFO] running `"docker" "start" "-a" "2ac090d65d5381937911bb994692e2751c4934629c9eceaefd64f643756b6b71"`
[INFO] [stderr] warning: the cargo feature `edition` is now stable and is no longer necessary to be listed in the manifest
[INFO] [stderr]    Compiling rayon-core v1.5.0
[INFO] [stderr]     Checking memmap v0.6.2
[INFO] [stderr]     Checking crossbeam-deque v0.6.3
[INFO] [stderr]     Checking rayon v1.1.0
[INFO] [stderr]     Checking nitro_fs v0.1.0
[INFO] [stderr]     Checking narc v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `bail`
[INFO] [stderr]  --> src/extract.rs:2:15
[INFO] [stderr]   |
[INFO] [stderr] 2 | use failure::{bail, ensure, Error};
[INFO] [stderr]   |               ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `nitro_fs::FileSystem`
[INFO] [stderr]   --> src/extract.rs:45:13
[INFO] [stderr]    |
[INFO] [stderr] 45 |         use nitro_fs::FileSystem;
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `bail`
[INFO] [stderr]  --> src/extract.rs:2:15
[INFO] [stderr]   |
[INFO] [stderr] 2 | use failure::{bail, ensure, Error};
[INFO] [stderr]   |               ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `nitro_fs::FileSystem`
[INFO] [stderr]   --> src/extract.rs:45:13
[INFO] [stderr]    |
[INFO] [stderr] 45 |         use nitro_fs::FileSystem;
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `fat`
[INFO] [stderr]   --> src/extract.rs:50:13
[INFO] [stderr]    |
[INFO] [stderr] 50 |         let fat = &self.data[fat_offset..fat_offset + file_count * 8];
[INFO] [stderr]    |             ^^^ help: consider prefixing with an underscore: `_fat`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `path`
[INFO] [stderr]   --> src/extract.rs:44:43
[INFO] [stderr]    |
[INFO] [stderr] 44 |     pub fn extract<P: AsRef<Path>>(&self, path: P) -> Result<(), Error> {
[INFO] [stderr]    |                                           ^^^^ help: consider prefixing with an underscore: `_path`
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `read_u32`
[INFO] [stderr]   --> src/extract.rs:64:5
[INFO] [stderr]    |
[INFO] [stderr] 64 |     fn read_u32(&self, offset: usize) -> Result<u32, Error> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `fat`
[INFO] [stderr]   --> src/extract.rs:50:13
[INFO] [stderr]    |
[INFO] [stderr] 50 |         let fat = &self.data[fat_offset..fat_offset + file_count * 8];
[INFO] [stderr]    |             ^^^ help: consider prefixing with an underscore: `_fat`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `path`
[INFO] [stderr]   --> src/extract.rs:44:43
[INFO] [stderr]    |
[INFO] [stderr] 44 |     pub fn extract<P: AsRef<Path>>(&self, path: P) -> Result<(), Error> {
[INFO] [stderr]    |                                           ^^^^ help: consider prefixing with an underscore: `_path`
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `read_u32`
[INFO] [stderr]   --> src/extract.rs:64:5
[INFO] [stderr]    |
[INFO] [stderr] 64 |     fn read_u32(&self, offset: usize) -> Result<u32, Error> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.81s
[INFO] running `"docker" "inspect" "2ac090d65d5381937911bb994692e2751c4934629c9eceaefd64f643756b6b71"`
[INFO] running `"docker" "rm" "-f" "2ac090d65d5381937911bb994692e2751c4934629c9eceaefd64f643756b6b71"`
[INFO] [stdout] 2ac090d65d5381937911bb994692e2751c4934629c9eceaefd64f643756b6b71