[INFO] crate labhub 0.1.6 is already in cache
[INFO] extracting crate labhub 0.1.6 into work/ex/pr-61753/sources/master#8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be/reg/labhub/0.1.6
[INFO] extracting crate labhub 0.1.6 into work/ex/pr-61753/sources/try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af/reg/labhub/0.1.6
[INFO] validating manifest of labhub-0.1.6 on toolchain master#8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of labhub-0.1.6 on toolchain try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+af22dfc7f56a5057c6b6120a65c74e7b6c1530af-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing labhub-0.1.6
[INFO] finished frobbing labhub-0.1.6
[INFO] frobbed toml for labhub-0.1.6 written to work/ex/pr-61753/sources/master#8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be/reg/labhub/0.1.6/Cargo.toml
[INFO] started frobbing labhub-0.1.6
[INFO] finished frobbing labhub-0.1.6
[INFO] frobbed toml for labhub-0.1.6 written to work/ex/pr-61753/sources/try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af/reg/labhub/0.1.6/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+af22dfc7f56a5057c6b6120a65c74e7b6c1530af-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+af22dfc7f56a5057c6b6120a65c74e7b6c1530af-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking labhub-0.1.6 against master#8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be for pr-61753
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61753/worker-1/master#8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61753/sources/master#8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be/reg/labhub/0.1.6:/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" "+8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 6bdf82b61e89a65638111f9a0d95f929d99c91a6ce7d3952a5bd2c340e62a7c2
[INFO] running `"docker" "start" "-a" "6bdf82b61e89a65638111f9a0d95f929d99c91a6ce7d3952a5bd2c340e62a7c2"`
[INFO] [stderr]    Compiling syn v0.15.36
[INFO] [stderr]     Checking git2 v0.8.0
[INFO] [stderr]    Compiling devise_core v0.2.0
[INFO] [stderr]    Compiling pear_codegen v0.1.2
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling serde_derive v1.0.92
[INFO] [stderr]    Compiling proc-macro-hack v0.5.7
[INFO] [stderr]    Compiling select-rustc v0.1.2
[INFO] [stderr]     Checking mockers v0.13.4
[INFO] [stderr]    Compiling indoc-impl v0.3.3
[INFO] [stderr]    Compiling indoc v0.3.3
[INFO] [stderr]    Compiling mockers_derive v0.13.4
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling devise_codegen v0.2.0
[INFO] [stderr]    Compiling pear v0.1.2
[INFO] [stderr]     Checking rocket_http v0.4.1
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]    Compiling devise v0.2.0
[INFO] [stderr]     Checking serde v1.0.92
[INFO] [stderr]    Compiling rocket_codegen v0.4.1
[INFO] [stderr]     Checking serde_json v1.0.39
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
[INFO] [stderr]     Checking toml v0.5.1
[INFO] [stderr]     Checking rocket v0.4.1
[INFO] [stderr]     Checking cookie_store v0.7.0
[INFO] [stderr]     Checking rocket_contrib v0.4.1
[INFO] [stderr]     Checking reqwest v0.9.18
[INFO] [stderr]     Checking labhub v0.1.6 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/github.rs:269:16
[INFO] [stderr]     |
[INFO] [stderr] 269 |     repo: &mut RepositoryExt,
[INFO] [stderr]     |                ^^^^^^^^^^^^^ help: use `dyn`: `dyn RepositoryExt`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/github.rs:309:16
[INFO] [stderr]     |
[INFO] [stderr] 309 |     repo: &mut RepositoryExt,
[INFO] [stderr]     |                ^^^^^^^^^^^^^ help: use `dyn`: `dyn RepositoryExt`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/github.rs:269:16
[INFO] [stderr]     |
[INFO] [stderr] 269 |     repo: &mut RepositoryExt,
[INFO] [stderr]     |                ^^^^^^^^^^^^^ help: use `dyn`: `dyn RepositoryExt`
[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/github.rs:309:16
[INFO] [stderr]     |
[INFO] [stderr] 309 |     repo: &mut RepositoryExt,
[INFO] [stderr]     |                ^^^^^^^^^^^^^ help: use `dyn`: `dyn RepositoryExt`
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_ok` that must be used
[INFO] [stderr]   --> src/testing.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     env_logger::try_init().is_ok();
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 22s
[INFO] running `"docker" "inspect" "6bdf82b61e89a65638111f9a0d95f929d99c91a6ce7d3952a5bd2c340e62a7c2"`
[INFO] running `"docker" "rm" "-f" "6bdf82b61e89a65638111f9a0d95f929d99c91a6ce7d3952a5bd2c340e62a7c2"`
[INFO] [stdout] 6bdf82b61e89a65638111f9a0d95f929d99c91a6ce7d3952a5bd2c340e62a7c2