[INFO] crate rn 0.2.2 is already in cache
[INFO] extracting crate rn 0.2.2 into work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/reg/rn/0.2.2
[INFO] extracting crate rn 0.2.2 into work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/reg/rn/0.2.2
[INFO] validating manifest of rn-0.2.2 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 rn-0.2.2 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 rn-0.2.2
[INFO] finished frobbing rn-0.2.2
[INFO] frobbed toml for rn-0.2.2 written to work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/reg/rn/0.2.2/Cargo.toml
[INFO] started frobbing rn-0.2.2
[INFO] finished frobbing rn-0.2.2
[INFO] frobbed toml for rn-0.2.2 written to work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/reg/rn/0.2.2/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 rn-0.2.2 against master#452087b4bf18cece2d52d7cd8c9147195e5404bf for pr-63247
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63247/worker-5/master#452087b4bf18cece2d52d7cd8c9147195e5404bf:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/reg/rn/0.2.2:/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] 5c84eb8ffc7e1234a90b8ae682572c57f1085caccbea81e820979e28fc16b8f4
[INFO] running `"docker" "start" "-a" "5c84eb8ffc7e1234a90b8ae682572c57f1085caccbea81e820979e28fc16b8f4"`
[INFO] [stderr]    Compiling rust-lzma v0.2.1
[INFO] [stderr]     Checking semver v0.7.0
[INFO] [stderr]     Checking rn v0.2.2 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/decompressor.rs:19:83
[INFO] [stderr]    |
[INFO] [stderr] 19 | pub fn into_archive<R: Read>(compressed: R) -> Result<Archive<LzmaReader<R>>, Box<Error>> {
[INFO] [stderr]    |                                                                                   ^^^^^ help: use `dyn`: `dyn Error`
[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/download.rs:9:92
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub fn download<R: Read, C: HttpClient<R>>(version: &Version, client: &C) -> Result<R, Box<Error>> {
[INFO] [stderr]   |                                                                                            ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/release.rs:53:59
[INFO] [stderr]    |
[INFO] [stderr] 53 | pub fn get_releases_file(path: &Path) -> Result<File, Box<Error>> {
[INFO] [stderr]    |                                                           ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/release.rs:70:76
[INFO] [stderr]    |
[INFO] [stderr] 70 | pub fn resolve<R:Read>(req: VersionReq, releases: R) -> Result<Version,Box<Error>> {
[INFO] [stderr]    |                                                                            ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:40:32
[INFO] [stderr]    |
[INFO] [stderr] 40 | fn run() -> Result<String, Box<Error>> {
[INFO] [stderr]    |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/decompressor.rs:19:83
[INFO] [stderr]    |
[INFO] [stderr] 19 | pub fn into_archive<R: Read>(compressed: R) -> Result<Archive<LzmaReader<R>>, Box<Error>> {
[INFO] [stderr]    |                                                                                   ^^^^^ help: use `dyn`: `dyn Error`
[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/download.rs:9:92
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub fn download<R: Read, C: HttpClient<R>>(version: &Version, client: &C) -> Result<R, Box<Error>> {
[INFO] [stderr]   |                                                                                            ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/release.rs:53:59
[INFO] [stderr]    |
[INFO] [stderr] 53 | pub fn get_releases_file(path: &Path) -> Result<File, Box<Error>> {
[INFO] [stderr]    |                                                           ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/release.rs:70:76
[INFO] [stderr]    |
[INFO] [stderr] 70 | pub fn resolve<R:Read>(req: VersionReq, releases: R) -> Result<Version,Box<Error>> {
[INFO] [stderr]    |                                                                            ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:40:32
[INFO] [stderr]    |
[INFO] [stderr] 40 | fn run() -> Result<String, Box<Error>> {
[INFO] [stderr]    |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.34s
[INFO] running `"docker" "inspect" "5c84eb8ffc7e1234a90b8ae682572c57f1085caccbea81e820979e28fc16b8f4"`
[INFO] running `"docker" "rm" "-f" "5c84eb8ffc7e1234a90b8ae682572c57f1085caccbea81e820979e28fc16b8f4"`
[INFO] [stdout] 5c84eb8ffc7e1234a90b8ae682572c57f1085caccbea81e820979e28fc16b8f4