[INFO] crate rn 0.2.2 is already in cache
[INFO] extracting crate rn 0.2.2 into work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/reg/rn/0.2.2
[INFO] extracting crate rn 0.2.2 into work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/reg/rn/0.2.2
[INFO] validating manifest of rn-0.2.2 on toolchain master#435236b8877cdb98c82eaebfb7887782277265c5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of rn-0.2.2 on toolchain try#b5c7f157c20453dde8d47371abe73b32351b4e7f
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-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-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/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-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/reg/rn/0.2.2/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking rn-0.2.2 against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-7/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/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" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] e4bcfeeec1672571da2c9230f21c2e99192a975beaec33990017803bb6cb26ce
[INFO] running `"docker" "start" "-a" "e4bcfeeec1672571da2c9230f21c2e99192a975beaec33990017803bb6cb26ce"`
[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 4.06s
[INFO] running `"docker" "inspect" "e4bcfeeec1672571da2c9230f21c2e99192a975beaec33990017803bb6cb26ce"`
[INFO] running `"docker" "rm" "-f" "e4bcfeeec1672571da2c9230f21c2e99192a975beaec33990017803bb6cb26ce"`
[INFO] [stdout] e4bcfeeec1672571da2c9230f21c2e99192a975beaec33990017803bb6cb26ce