[INFO] updating cached repository whostolemyhat/i18n-rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/whostolemyhat/i18n-rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/whostolemyhat/i18n-rs" "work/ex/beta-1.38-1/sources/1.37.0/gh/whostolemyhat/i18n-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/whostolemyhat/i18n-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/whostolemyhat/i18n-rs" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/whostolemyhat/i18n-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/whostolemyhat/i18n-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] bfc12860615f5fe67919868e4c8909ad873795d4
[INFO] sha for GitHub repo whostolemyhat/i18n-rs: bfc12860615f5fe67919868e4c8909ad873795d4
[INFO] validating manifest of whostolemyhat/i18n-rs on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of whostolemyhat/i18n-rs on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing whostolemyhat/i18n-rs
[INFO] finished frobbing whostolemyhat/i18n-rs
[INFO] frobbed toml for whostolemyhat/i18n-rs written to work/ex/beta-1.38-1/sources/1.37.0/gh/whostolemyhat/i18n-rs/Cargo.toml
[INFO] started frobbing whostolemyhat/i18n-rs
[INFO] finished frobbing whostolemyhat/i18n-rs
[INFO] frobbed toml for whostolemyhat/i18n-rs written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/whostolemyhat/i18n-rs/Cargo.toml
[INFO] crate whostolemyhat/i18n-rs already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/whostolemyhat/i18n-rs/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing whostolemyhat/i18n-rs against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/whostolemyhat/i18n-rs:/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=warn" "-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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 6dfa828e090ea296232e3e7bf645c4a826475732f80c85a37ee38602bca43148
[INFO] running `"docker" "start" "-a" "6dfa828e090ea296232e3e7bf645c4a826475732f80c85a37ee38602bca43148"`
[INFO] [stderr]    Compiling i18n v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]   --> src/main.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use std::collections::HashMap;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `defaultMessage` should have a snake case name
[INFO] [stderr]   --> src/main.rs:24:3
[INFO] [stderr]    |
[INFO] [stderr] 24 |   defaultMessage: String
[INFO] [stderr]    |   ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `default_message`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.67s
[INFO] running `"docker" "inspect" "6dfa828e090ea296232e3e7bf645c4a826475732f80c85a37ee38602bca43148"`
[INFO] running `"docker" "rm" "-f" "6dfa828e090ea296232e3e7bf645c4a826475732f80c85a37ee38602bca43148"`
[INFO] [stdout] 6dfa828e090ea296232e3e7bf645c4a826475732f80c85a37ee38602bca43148
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/whostolemyhat/i18n-rs:/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=warn" "-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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 0a430e5cb4a862114597ee75b6736c1794df61b9273f5d79d0c723e161d5e8ea
[INFO] running `"docker" "start" "-a" "0a430e5cb4a862114597ee75b6736c1794df61b9273f5d79d0c723e161d5e8ea"`
[INFO] [stderr]    Compiling i18n v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]   --> src/main.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use std::collections::HashMap;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `defaultMessage` should have a snake case name
[INFO] [stderr]   --> src/main.rs:24:3
[INFO] [stderr]    |
[INFO] [stderr] 24 |   defaultMessage: String
[INFO] [stderr]    |   ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `default_message`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `"docker" "inspect" "0a430e5cb4a862114597ee75b6736c1794df61b9273f5d79d0c723e161d5e8ea"`
[INFO] running `"docker" "rm" "-f" "0a430e5cb4a862114597ee75b6736c1794df61b9273f5d79d0c723e161d5e8ea"`
[INFO] [stdout] 0a430e5cb4a862114597ee75b6736c1794df61b9273f5d79d0c723e161d5e8ea
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/whostolemyhat/i18n-rs:/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=warn" "-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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 449ad66b3f12f52da0fb4d2af5e45eea85c1cd578c46e51502e1061e0c3bbd73
[INFO] running `"docker" "start" "-a" "449ad66b3f12f52da0fb4d2af5e45eea85c1cd578c46e51502e1061e0c3bbd73"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.13s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/i18n-9e2895e1e97feef9
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "449ad66b3f12f52da0fb4d2af5e45eea85c1cd578c46e51502e1061e0c3bbd73"`
[INFO] running `"docker" "rm" "-f" "449ad66b3f12f52da0fb4d2af5e45eea85c1cd578c46e51502e1061e0c3bbd73"`
[INFO] [stdout] 449ad66b3f12f52da0fb4d2af5e45eea85c1cd578c46e51502e1061e0c3bbd73