[INFO] crate ctap 0.1.0 is already in cache
[INFO] extracting crate ctap 0.1.0 into work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/reg/ctap/0.1.0
[INFO] extracting crate ctap 0.1.0 into work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/reg/ctap/0.1.0
[INFO] validating manifest of ctap-0.1.0 on toolchain master#452087b4bf18cece2d52d7cd8c9147195e5404bf
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of ctap-0.1.0 on toolchain try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing ctap-0.1.0
[INFO] finished frobbing ctap-0.1.0
[INFO] frobbed toml for ctap-0.1.0 written to work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/reg/ctap/0.1.0/Cargo.toml
[INFO] started frobbing ctap-0.1.0
[INFO] finished frobbing ctap-0.1.0
[INFO] frobbed toml for ctap-0.1.0 written to work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/reg/ctap/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking ctap-0.1.0 against master#452087b4bf18cece2d52d7cd8c9147195e5404bf for pr-63247
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63247/worker-6/master#452087b4bf18cece2d52d7cd8c9147195e5404bf:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/reg/ctap/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" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] ea125b986aeb0a289e5e54a6d50afa5bab73c234e57bb7b6f7dbf2fcc06787ae
[INFO] running `"docker" "start" "-a" "ea125b986aeb0a289e5e54a6d50afa5bab73c234e57bb7b6f7dbf2fcc06787ae"`
[INFO] [stderr]     Checking cbor-codec v0.7.1
[INFO] [stderr]     Checking ctap v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:55:32
[INFO] [stderr]    |
[INFO] [stderr] 55 |     fn cause(&self) -> Option<&Fail> {
[INFO] [stderr]    |                                ^^^^ help: use `dyn`: `dyn Fail`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:55:32
[INFO] [stderr]    |
[INFO] [stderr] 55 |     fn cause(&self) -> Option<&Fail> {
[INFO] [stderr]    |                                ^^^^ help: use `dyn`: `dyn Fail`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `report_size` is assigned to, but never used
[INFO] [stderr]   --> src/hid_linux.rs:32:13
[INFO] [stderr]    |
[INFO] [stderr] 32 |     let mut report_size: u16 = 0;
[INFO] [stderr]    |             ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr]    = note: consider using `_report_size` instead
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `report_size` is never read
[INFO] [stderr]   --> src/hid_linux.rs:69:17
[INFO] [stderr]    |
[INFO] [stderr] 69 |                 report_size = u16::from(rd[pos + 1])
[INFO] [stderr]    |                 ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `report_size` is never read
[INFO] [stderr]   --> src/hid_linux.rs:71:17
[INFO] [stderr]    |
[INFO] [stderr] 71 |                 report_size = LittleEndian::read_u16(&rd[(pos + 1)..(pos + 1 + (size as usize))]);
[INFO] [stderr]    |                 ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: variable `report_size` is assigned to, but never used
[INFO] [stderr]   --> src/hid_linux.rs:32:13
[INFO] [stderr]    |
[INFO] [stderr] 32 |     let mut report_size: u16 = 0;
[INFO] [stderr]    |             ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr]    = note: consider using `_report_size` instead
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `report_size` is never read
[INFO] [stderr]   --> src/hid_linux.rs:69:17
[INFO] [stderr]    |
[INFO] [stderr] 69 |                 report_size = u16::from(rd[pos + 1])
[INFO] [stderr]    |                 ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `report_size` is never read
[INFO] [stderr]   --> src/hid_linux.rs:71:17
[INFO] [stderr]    |
[INFO] [stderr] 71 |                 report_size = LittleEndian::read_u16(&rd[(pos + 1)..(pos + 1 + (size as usize))]);
[INFO] [stderr]    |                 ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.70s
[INFO] running `"docker" "inspect" "ea125b986aeb0a289e5e54a6d50afa5bab73c234e57bb7b6f7dbf2fcc06787ae"`
[INFO] running `"docker" "rm" "-f" "ea125b986aeb0a289e5e54a6d50afa5bab73c234e57bb7b6f7dbf2fcc06787ae"`
[INFO] [stdout] ea125b986aeb0a289e5e54a6d50afa5bab73c234e57bb7b6f7dbf2fcc06787ae