[INFO] crate qtrac-retest 4.0.3 is already in cache
[INFO] extracting crate qtrac-retest 4.0.3 into work/ex/pr-60944/sources/master#589beb979c0f1a9736e02e578913db88398c3ba5/reg/qtrac-retest/4.0.3
[INFO] extracting crate qtrac-retest 4.0.3 into work/ex/pr-60944/sources/try#42445ded8fd34235a676755cb5d079658ed51f6a/reg/qtrac-retest/4.0.3
[INFO] validating manifest of qtrac-retest-4.0.3 on toolchain master#589beb979c0f1a9736e02e578913db88398c3ba5
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+589beb979c0f1a9736e02e578913db88398c3ba5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of qtrac-retest-4.0.3 on toolchain try#42445ded8fd34235a676755cb5d079658ed51f6a
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+42445ded8fd34235a676755cb5d079658ed51f6a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing qtrac-retest-4.0.3
[INFO] finished frobbing qtrac-retest-4.0.3
[INFO] frobbed toml for qtrac-retest-4.0.3 written to work/ex/pr-60944/sources/master#589beb979c0f1a9736e02e578913db88398c3ba5/reg/qtrac-retest/4.0.3/Cargo.toml
[INFO] started frobbing qtrac-retest-4.0.3
[INFO] finished frobbing qtrac-retest-4.0.3
[INFO] frobbed toml for qtrac-retest-4.0.3 written to work/ex/pr-60944/sources/try#42445ded8fd34235a676755cb5d079658ed51f6a/reg/qtrac-retest/4.0.3/Cargo.toml
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+589beb979c0f1a9736e02e578913db88398c3ba5-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+42445ded8fd34235a676755cb5d079658ed51f6a-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+589beb979c0f1a9736e02e578913db88398c3ba5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+42445ded8fd34235a676755cb5d079658ed51f6a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] checking qtrac-retest-4.0.3 against try#42445ded8fd34235a676755cb5d079658ed51f6a for pr-60944
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60944/worker-4/try#42445ded8fd34235a676755cb5d079658ed51f6a:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60944/sources/try#42445ded8fd34235a676755cb5d079658ed51f6a/reg/qtrac-retest/4.0.3:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+42445ded8fd34235a676755cb5d079658ed51f6a-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 21abc0fe4bc3cf288ef73070dd2a419db41a5d591f853a74cbb9d085234abca5
[INFO] running `"docker" "start" "-a" "21abc0fe4bc3cf288ef73070dd2a419db41a5d591f853a74cbb9d085234abca5"`
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking image v0.21.1
[INFO] [stderr]     Checking qtrac-retest v4.0.3 (/opt/crater/workdir)
[INFO] [stderr] warning: unused imports: `error_chain_processing`, `impl_error_chain_kind`, `impl_error_chain_processed`, `impl_extract_backtrace`
[INFO] [stderr]  --> src/errors.rs:4:18
[INFO] [stderr]   |
[INFO] [stderr] 4 |     error_chain, error_chain_processing, impl_error_chain_kind,
[INFO] [stderr]   |                  ^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 5 |     impl_error_chain_processed, impl_extract_backtrace,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `error_chain_processing`, `impl_error_chain_kind`, `impl_error_chain_processed`, `impl_extract_backtrace`
[INFO] [stderr]  --> src/errors.rs:4:18
[INFO] [stderr]   |
[INFO] [stderr] 4 |     error_chain, error_chain_processing, impl_error_chain_kind,
[INFO] [stderr]   |                  ^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 5 |     impl_error_chain_processed, impl_extract_backtrace,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.64s
[INFO] running `"docker" "inspect" "21abc0fe4bc3cf288ef73070dd2a419db41a5d591f853a74cbb9d085234abca5"`
[INFO] running `"docker" "rm" "-f" "21abc0fe4bc3cf288ef73070dd2a419db41a5d591f853a74cbb9d085234abca5"`
[INFO] [stdout] 21abc0fe4bc3cf288ef73070dd2a419db41a5d591f853a74cbb9d085234abca5