[INFO] updating cached repository mozilla/janus-plugin-sfu
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/mozilla/janus-plugin-sfu
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/mozilla/janus-plugin-sfu" "work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/mozilla/janus-plugin-sfu"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/mozilla/janus-plugin-sfu'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/mozilla/janus-plugin-sfu" "work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/mozilla/janus-plugin-sfu"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/mozilla/janus-plugin-sfu'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 389cb8cf770d4160676077bfd6ab1a769c834374
[INFO] sha for GitHub repo mozilla/janus-plugin-sfu: 389cb8cf770d4160676077bfd6ab1a769c834374
[INFO] validating manifest of mozilla/janus-plugin-sfu 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 mozilla/janus-plugin-sfu 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 mozilla/janus-plugin-sfu
[INFO] finished frobbing mozilla/janus-plugin-sfu
[INFO] frobbed toml for mozilla/janus-plugin-sfu written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/mozilla/janus-plugin-sfu/Cargo.toml
[INFO] started frobbing mozilla/janus-plugin-sfu
[INFO] finished frobbing mozilla/janus-plugin-sfu
[INFO] frobbed toml for mozilla/janus-plugin-sfu written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/mozilla/janus-plugin-sfu/Cargo.toml
[INFO] crate mozilla/janus-plugin-sfu already has a lockfile, it will not be regenerated
[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 mozilla/janus-plugin-sfu against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-3/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/mozilla/janus-plugin-sfu:/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] ef5f2d8dddf665f3b8c5f625b24b00946f7e9203c6c9ecacbe920a8a0e3fc88b
[INFO] running `"docker" "start" "-a" "ef5f2d8dddf665f3b8c5f625b24b00946f7e9203c6c9ecacbe920a8a0e3fc88b"`
[INFO] [stderr]    Compiling jansson-sys v0.1.0
[INFO] [stderr]     Checking rust-ini v0.10.3
[INFO] [stderr]    Compiling glib-sys v0.4.0
[INFO] [stderr]    Compiling ring v0.13.5
[INFO] [stderr]     Checking multimap v0.4.0
[INFO] [stderr]    Compiling syn v0.15.25
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking janus-plugin-sys v0.6.0
[INFO] [stderr]     Checking janus-plugin v0.11.1
[INFO] [stderr]    Compiling serde_derive v1.0.84
[INFO] [stderr]     Checking jsonwebtoken v5.0.1
[INFO] [stderr]     Checking janus-plugin-sfu v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/auth.rs:18:76
[INFO] [stderr]    |
[INFO] [stderr] 18 |     pub fn from_str(value: &str, key: &[u8]) -> Result<ValidatedToken, 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/messages.rs:34:70
[INFO] [stderr]    |
[INFO] [stderr] 34 |     pub fn try_parse(val: impl Borrow<str>) -> Result<Option<T>, 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/config.rs:29:67
[INFO] [stderr]    |
[INFO] [stderr] 29 |     pub fn from_path<P: AsRef<Path>>(path: P) -> Result<Self, 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/lib.rs:80:66
[INFO] [stderr]    |
[INFO] [stderr] 80 | fn jansson_to_str(json: &JanssonValue) -> Result<LibcString, 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/lib.rs:108:50
[INFO] [stderr]     |
[INFO] [stderr] 108 | type MessageResult = Result<MessageResponse, 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/lib.rs:111:41
[INFO] [stderr]     |
[INFO] [stderr] 111 | type JsepResult = Result<JsonValue, 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/lib.rs:254:65
[INFO] [stderr]     |
[INFO] [stderr] 254 | fn get_config(config_root: *const c_char) -> Result<Config, 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/lib.rs:659:89
[INFO] [stderr]     |
[INFO] [stderr] 659 | fn try_parse_jansson<T: DeserializeOwned>(json: &JanssonValue) -> Result<Option<T>, 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/auth.rs:18:76
[INFO] [stderr]    |
[INFO] [stderr] 18 |     pub fn from_str(value: &str, key: &[u8]) -> Result<ValidatedToken, 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/messages.rs:34:70
[INFO] [stderr]    |
[INFO] [stderr] 34 |     pub fn try_parse(val: impl Borrow<str>) -> Result<Option<T>, 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/config.rs:29:67
[INFO] [stderr]    |
[INFO] [stderr] 29 |     pub fn from_path<P: AsRef<Path>>(path: P) -> Result<Self, 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/lib.rs:80:66
[INFO] [stderr]    |
[INFO] [stderr] 80 | fn jansson_to_str(json: &JanssonValue) -> Result<LibcString, 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/lib.rs:108:50
[INFO] [stderr]     |
[INFO] [stderr] 108 | type MessageResult = Result<MessageResponse, 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/lib.rs:111:41
[INFO] [stderr]     |
[INFO] [stderr] 111 | type JsepResult = Result<JsonValue, 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/lib.rs:254:65
[INFO] [stderr]     |
[INFO] [stderr] 254 | fn get_config(config_root: *const c_char) -> Result<Config, 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/lib.rs:659:89
[INFO] [stderr]     |
[INFO] [stderr] 659 | fn try_parse_jansson<T: DeserializeOwned>(json: &JanssonValue) -> Result<Option<T>, Box<Error>> {
[INFO] [stderr]     |                                                                                         ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 40.64s
[INFO] running `"docker" "inspect" "ef5f2d8dddf665f3b8c5f625b24b00946f7e9203c6c9ecacbe920a8a0e3fc88b"`
[INFO] running `"docker" "rm" "-f" "ef5f2d8dddf665f3b8c5f625b24b00946f7e9203c6c9ecacbe920a8a0e3fc88b"`
[INFO] [stdout] ef5f2d8dddf665f3b8c5f625b24b00946f7e9203c6c9ecacbe920a8a0e3fc88b