[INFO] updating cached repository sondr3/kah
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/sondr3/kah
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/sondr3/kah" "work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/sondr3/kah"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/sondr3/kah'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/sondr3/kah" "work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/sondr3/kah"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/sondr3/kah'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5152e4868966815b8948a3a23ccaf05cbc97ca5a
[INFO] sha for GitHub repo sondr3/kah: 5152e4868966815b8948a3a23ccaf05cbc97ca5a
[INFO] validating manifest of sondr3/kah 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 sondr3/kah 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 sondr3/kah
[INFO] finished frobbing sondr3/kah
[INFO] frobbed toml for sondr3/kah written to work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/sondr3/kah/Cargo.toml
[INFO] started frobbing sondr3/kah
[INFO] finished frobbing sondr3/kah
[INFO] frobbed toml for sondr3/kah written to work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/sondr3/kah/Cargo.toml
[INFO] crate sondr3/kah already has a lockfile, it will not be regenerated
[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 sondr3/kah against try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab for pr-63247
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63247/worker-3/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/sondr3/kah:/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" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 88d463e85c18e45ce4f143e3ff6c15432987e03ca9fc35f036897610270c9d02
[INFO] running `"docker" "start" "-a" "88d463e85c18e45ce4f143e3ff6c15432987e03ca9fc35f036897610270c9d02"`
[INFO] [stderr]    Compiling openssl-sys v0.9.35
[INFO] [stderr]    Compiling miniz_oxide_c_api v0.1.3
[INFO] [stderr]    Compiling bzip2-sys v0.1.6
[INFO] [stderr]     Checking miniz_oxide v0.1.3
[INFO] [stderr]     Checking msdos_time v0.1.6
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling syn v0.15.1
[INFO] [stderr]    Compiling openssl v0.9.24
[INFO] [stderr]     Checking bzip2 v0.3.3
[INFO] [stderr]     Checking flate2 v1.0.2
[INFO] [stderr]     Checking zip v0.4.2
[INFO] [stderr]     Checking native-tls v0.1.5
[INFO] [stderr]     Checking tokio-tls v0.1.4
[INFO] [stderr]     Checking hyper-tls v0.1.4
[INFO] [stderr]    Compiling structopt-derive v0.2.10
[INFO] [stderr]     Checking reqwest v0.8.8
[INFO] [stderr]    Compiling serde_derive v1.0.77
[INFO] [stderr]     Checking structopt v0.2.10
[INFO] [stderr]     Checking kah v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/lib.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/lib.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/get.rs:26:56
[INFO] [stderr]    |
[INFO] [stderr] 26 | fn create_kattis_folders(name: &str) -> Result<(), 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/get.rs:38:61
[INFO] [stderr]    |
[INFO] [stderr] 38 | fn unzip(file_name: &PathBuf, name: &str) -> Result<(), 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/get.rs:70:66
[INFO] [stderr]    |
[INFO] [stderr] 70 | pub fn get_kattis_sample(id: &str, name: &str) -> Result<(), 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/init.rs:17:52
[INFO] [stderr]    |
[INFO] [stderr] 17 | fn remove_kattisrc(path: String) -> Result<(), 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/init.rs:22:79
[INFO] [stderr]    |
[INFO] [stderr] 22 | fn create_kah_dotfile(name: &str, input: &Kah, force: bool) -> Result<(), 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/init.rs:40:68
[INFO] [stderr]    |
[INFO] [stderr] 40 | pub fn parse_kattisrc(path: String, force: bool) -> Result<(), 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/test.rs:3:40
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn test_kattis() -> Result<(), 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/get.rs:26:56
[INFO] [stderr]    |
[INFO] [stderr] 26 | fn create_kattis_folders(name: &str) -> Result<(), 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/get.rs:38:61
[INFO] [stderr]    |
[INFO] [stderr] 38 | fn unzip(file_name: &PathBuf, name: &str) -> Result<(), 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/get.rs:70:66
[INFO] [stderr]    |
[INFO] [stderr] 70 | pub fn get_kattis_sample(id: &str, name: &str) -> Result<(), 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/init.rs:17:52
[INFO] [stderr]    |
[INFO] [stderr] 17 | fn remove_kattisrc(path: String) -> Result<(), 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/init.rs:22:79
[INFO] [stderr]    |
[INFO] [stderr] 22 | fn create_kah_dotfile(name: &str, input: &Kah, force: bool) -> Result<(), 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/init.rs:40:68
[INFO] [stderr]    |
[INFO] [stderr] 40 | pub fn parse_kattisrc(path: String, force: bool) -> Result<(), 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/test.rs:3:40
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn test_kattis() -> Result<(), Box<Error>> {
[INFO] [stderr]   |                                        ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_language`
[INFO] [stderr]  --> src/languages.rs:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | fn get_language(name: &str) -> Languages {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/languages.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 |     fn new(name: &str, extension: String, command: String) -> Language {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_language`
[INFO] [stderr]  --> src/languages.rs:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | fn get_language(name: &str) -> Languages {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/languages.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 |     fn new(name: &str, extension: String, command: String) -> Language {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:11:29
[INFO] [stderr]    |
[INFO] [stderr] 11 | fn main() -> Result<(), 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/main.rs:11:29
[INFO] [stderr]    |
[INFO] [stderr] 11 | fn main() -> Result<(), 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]     Finished dev [unoptimized + debuginfo] target(s) in 53.08s
[INFO] running `"docker" "inspect" "88d463e85c18e45ce4f143e3ff6c15432987e03ca9fc35f036897610270c9d02"`
[INFO] running `"docker" "rm" "-f" "88d463e85c18e45ce4f143e3ff6c15432987e03ca9fc35f036897610270c9d02"`
[INFO] [stdout] 88d463e85c18e45ce4f143e3ff6c15432987e03ca9fc35f036897610270c9d02