[INFO] updating cached repository DdZ-Fred/rust_temperature_converter
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/DdZ-Fred/rust_temperature_converter
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/DdZ-Fred/rust_temperature_converter" "work/ex/pr-57609/sources/master#03acbd71c977cd63ce5f39ba9b6fe9ffd578785a/gh/DdZ-Fred/rust_temperature_converter"`
[INFO] [stderr] Cloning into 'work/ex/pr-57609/sources/master#03acbd71c977cd63ce5f39ba9b6fe9ffd578785a/gh/DdZ-Fred/rust_temperature_converter'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/DdZ-Fred/rust_temperature_converter" "work/ex/pr-57609/sources/try#26f8d250bb3c8a85e812cf663c730ef9e0df9315/gh/DdZ-Fred/rust_temperature_converter"`
[INFO] [stderr] Cloning into 'work/ex/pr-57609/sources/try#26f8d250bb3c8a85e812cf663c730ef9e0df9315/gh/DdZ-Fred/rust_temperature_converter'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 98b3f98e1ffc488bbee58d827efb31a58abd5115
[INFO] sha for GitHub repo DdZ-Fred/rust_temperature_converter: 98b3f98e1ffc488bbee58d827efb31a58abd5115
[INFO] validating manifest of DdZ-Fred/rust_temperature_converter on toolchain master#03acbd71c977cd63ce5f39ba9b6fe9ffd578785a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+03acbd71c977cd63ce5f39ba9b6fe9ffd578785a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of DdZ-Fred/rust_temperature_converter on toolchain try#26f8d250bb3c8a85e812cf663c730ef9e0df9315
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+26f8d250bb3c8a85e812cf663c730ef9e0df9315-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing DdZ-Fred/rust_temperature_converter
[INFO] finished frobbing DdZ-Fred/rust_temperature_converter
[INFO] frobbed toml for DdZ-Fred/rust_temperature_converter written to work/ex/pr-57609/sources/master#03acbd71c977cd63ce5f39ba9b6fe9ffd578785a/gh/DdZ-Fred/rust_temperature_converter/Cargo.toml
[INFO] started frobbing DdZ-Fred/rust_temperature_converter
[INFO] finished frobbing DdZ-Fred/rust_temperature_converter
[INFO] frobbed toml for DdZ-Fred/rust_temperature_converter written to work/ex/pr-57609/sources/try#26f8d250bb3c8a85e812cf663c730ef9e0df9315/gh/DdZ-Fred/rust_temperature_converter/Cargo.toml
[INFO] crate DdZ-Fred/rust_temperature_converter has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+03acbd71c977cd63ce5f39ba9b6fe9ffd578785a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+26f8d250bb3c8a85e812cf663c730ef9e0df9315-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking DdZ-Fred/rust_temperature_converter against master#03acbd71c977cd63ce5f39ba9b6fe9ffd578785a for pr-57609
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57609/worker-6/master#03acbd71c977cd63ce5f39ba9b6fe9ffd578785a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57609/sources/master#03acbd71c977cd63ce5f39ba9b6fe9ffd578785a/gh/DdZ-Fred/rust_temperature_converter:/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" "+03acbd71c977cd63ce5f39ba9b6fe9ffd578785a-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] e151a9bf9049d658fd41c30b37e12741f28fce16750e8d264a0d79fb3364dc4a
[INFO] running `"docker" "start" "-a" "e151a9bf9049d658fd41c30b37e12741f28fce16750e8d264a0d79fb3364dc4a"`
[INFO] [stderr]     Checking rust_temperature_converter v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::str::FromStr`
[INFO] [stderr]  --> src/main.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::str::FromStr;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::num::ParseIntError`
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::num::ParseIntError;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::str::FromStr`
[INFO] [stderr]  --> src/main.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::str::FromStr;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::num::ParseIntError`
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::num::ParseIntError;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `"docker" "inspect" "e151a9bf9049d658fd41c30b37e12741f28fce16750e8d264a0d79fb3364dc4a"`
[INFO] running `"docker" "rm" "-f" "e151a9bf9049d658fd41c30b37e12741f28fce16750e8d264a0d79fb3364dc4a"`
[INFO] [stdout] e151a9bf9049d658fd41c30b37e12741f28fce16750e8d264a0d79fb3364dc4a