[INFO] crate uploads-im-client 0.1.1 is already in cache
[INFO] extracting crate uploads-im-client 0.1.1 into work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/reg/uploads-im-client/0.1.1
[INFO] extracting crate uploads-im-client 0.1.1 into work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/reg/uploads-im-client/0.1.1
[INFO] validating manifest of uploads-im-client-0.1.1 on toolchain master#c43d03a19f326f4a323569328cc501e86eb6d22e
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of uploads-im-client-0.1.1 on toolchain try#75eff020d0923c035c2fe220db4a0465cd847048
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing uploads-im-client-0.1.1
[INFO] finished frobbing uploads-im-client-0.1.1
[INFO] frobbed toml for uploads-im-client-0.1.1 written to work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/reg/uploads-im-client/0.1.1/Cargo.toml
[INFO] started frobbing uploads-im-client-0.1.1
[INFO] finished frobbing uploads-im-client-0.1.1
[INFO] frobbed toml for uploads-im-client-0.1.1 written to work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/reg/uploads-im-client/0.1.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-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" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking uploads-im-client-0.1.1 against master#c43d03a19f326f4a323569328cc501e86eb6d22e for pr-63565
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63565/worker-6/master#c43d03a19f326f4a323569328cc501e86eb6d22e:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/reg/uploads-im-client/0.1.1:/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" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 0d85501b9a2061830825d792bcbd43e5ad09c6a3d81c0a61d45d4cb54d37bcf8
[INFO] running `"docker" "start" "-a" "0d85501b9a2061830825d792bcbd43e5ad09c6a3d81c0a61d45d4cb54d37bcf8"`
[INFO] [stderr]    Compiling derive_builder v0.5.1
[INFO] [stderr]     Checking try_from v0.2.2
[INFO] [stderr]     Checking webbrowser v0.2.2
[INFO] [stderr]    Compiling derive_builder_core v0.2.0
[INFO] [stderr]    Compiling structopt-derive v0.1.6
[INFO] [stderr]     Checking url_serde v0.2.0
[INFO] [stderr]     Checking structopt v0.1.7
[INFO] [stderr]     Checking tokio-tls v0.1.4
[INFO] [stderr]     Checking hyper v0.11.27
[INFO] [stderr]     Checking hyper-tls v0.1.4
[INFO] [stderr]     Checking reqwest v0.8.8
[INFO] [stderr]     Checking uploads-im-client v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: the item `Deserialize` is imported redundantly
[INFO] [stderr]    --> src/lib.rs:157:9
[INFO] [stderr]     |
[INFO] [stderr] 37  | use serde::{Deserialize, Deserializer};
[INFO] [stderr]     |             ----------- the item `Deserialize` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 157 |     use serde::Deserialize;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the item `ToString` is imported redundantly
[INFO] [stderr]    --> src/lib.rs:318:17
[INFO] [stderr]     |
[INFO] [stderr] 318 |             use std::string::ToString;
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the item `Deserialize` is imported redundantly
[INFO] [stderr]    --> src/lib.rs:157:9
[INFO] [stderr]     |
[INFO] [stderr] 37  | use serde::{Deserialize, Deserializer};
[INFO] [stderr]     |             ----------- the item `Deserialize` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 157 |     use serde::Deserialize;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the item `ToString` is imported redundantly
[INFO] [stderr]    --> src/lib.rs:318:17
[INFO] [stderr]     |
[INFO] [stderr] 318 |             use std::string::ToString;
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'failure::Error::causes': please use the 'iter_chain()' method instead
[INFO] [stderr]   --> examples/upload_and_view_in_browser/main.rs:19:24
[INFO] [stderr]    |
[INFO] [stderr] 19 |         for cause in e.causes().skip(1) {
[INFO] [stderr]    |                        ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.07s
[INFO] running `"docker" "inspect" "0d85501b9a2061830825d792bcbd43e5ad09c6a3d81c0a61d45d4cb54d37bcf8"`
[INFO] running `"docker" "rm" "-f" "0d85501b9a2061830825d792bcbd43e5ad09c6a3d81c0a61d45d4cb54d37bcf8"`
[INFO] [stdout] 0d85501b9a2061830825d792bcbd43e5ad09c6a3d81c0a61d45d4cb54d37bcf8