[INFO] updating cached repository braincow/hslstop-rt
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/braincow/hslstop-rt
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/braincow/hslstop-rt" "work/ex/beta-1.38-1/sources/1.37.0/gh/braincow/hslstop-rt"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/braincow/hslstop-rt'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/braincow/hslstop-rt" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/braincow/hslstop-rt"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/braincow/hslstop-rt'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5313f3156975563cbbf898c39728a12575da9737
[INFO] sha for GitHub repo braincow/hslstop-rt: 5313f3156975563cbbf898c39728a12575da9737
[INFO] validating manifest of braincow/hslstop-rt 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 braincow/hslstop-rt 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 braincow/hslstop-rt
[INFO] finished frobbing braincow/hslstop-rt
[INFO] frobbed toml for braincow/hslstop-rt written to work/ex/beta-1.38-1/sources/1.37.0/gh/braincow/hslstop-rt/Cargo.toml
[INFO] started frobbing braincow/hslstop-rt
[INFO] finished frobbing braincow/hslstop-rt
[INFO] frobbed toml for braincow/hslstop-rt written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/braincow/hslstop-rt/Cargo.toml
[INFO] crate braincow/hslstop-rt 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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing braincow/hslstop-rt against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/braincow/hslstop-rt:/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] a03c65940a8bccb975c227e8431b9bb1346a960b3c9a43186de9faa8284b32ed
[INFO] running `"docker" "start" "-a" "a03c65940a8bccb975c227e8431b9bb1346a960b3c9a43186de9faa8284b32ed"`
[INFO] [stderr]    Compiling either v1.5.1
[INFO] [stderr]    Compiling miniz_oxide_c_api v0.2.1
[INFO] [stderr]    Compiling aho-corasick v0.7.3
[INFO] [stderr]    Compiling serde_urlencoded v0.5.4
[INFO] [stderr]    Compiling openssl-sys v0.9.43
[INFO] [stderr]    Compiling uuid v0.7.4
[INFO] [stderr]    Compiling tokio-io v0.1.12
[INFO] [stderr]    Compiling csv v1.0.6
[INFO] [stderr]    Compiling tokio-threadpool v0.1.13
[INFO] [stderr]    Compiling combine v3.8.1
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling h2 v0.1.17
[INFO] [stderr]    Compiling regex v1.1.5
[INFO] [stderr]    Compiling prettytable-rs v0.8.0
[INFO] [stderr]    Compiling graphql_client v0.7.0
[INFO] [stderr]    Compiling flate2 v1.0.7
[INFO] [stderr]    Compiling parking_lot v0.7.1
[INFO] [stderr]    Compiling tokio-reactor v0.1.9
[INFO] [stderr]    Compiling openssl v0.10.20
[INFO] [stderr]    Compiling native-tls v0.2.2
[INFO] [stderr]    Compiling tokio-tcp v0.1.3
[INFO] [stderr]    Compiling tokio v0.1.18
[INFO] [stderr]    Compiling dotenv v0.13.0
[INFO] [stderr]    Compiling hyper v0.12.25
[INFO] [stderr]    Compiling hyper-tls v0.3.2
[INFO] [stderr]    Compiling reqwest v0.9.13
[INFO] [stderr]    Compiling graphql-parser v0.2.2
[INFO] [stderr]    Compiling graphql_client_codegen v0.7.0
[INFO] [stderr]    Compiling graphql_query_derive v0.7.0
[INFO] [stderr]    Compiling hslstop-rt v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:70:25
[INFO] [stderr]    |
[INFO] [stderr] 70 |                     let mut departure_string;
[INFO] [stderr]    |                         ----^^^^^^^^^^^^^^^^
[INFO] [stderr]    |                         |
[INFO] [stderr]    |                         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 47s
[INFO] running `"docker" "inspect" "a03c65940a8bccb975c227e8431b9bb1346a960b3c9a43186de9faa8284b32ed"`
[INFO] running `"docker" "rm" "-f" "a03c65940a8bccb975c227e8431b9bb1346a960b3c9a43186de9faa8284b32ed"`
[INFO] [stdout] a03c65940a8bccb975c227e8431b9bb1346a960b3c9a43186de9faa8284b32ed
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/braincow/hslstop-rt:/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] ffbf8d22786049891c4847f0b8b957cd664cacc4f4ed57d6235d6305d5279acf
[INFO] running `"docker" "start" "-a" "ffbf8d22786049891c4847f0b8b957cd664cacc4f4ed57d6235d6305d5279acf"`
[INFO] [stderr]    Compiling hslstop-rt v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:70:25
[INFO] [stderr]    |
[INFO] [stderr] 70 |                     let mut departure_string;
[INFO] [stderr]    |                         ----^^^^^^^^^^^^^^^^
[INFO] [stderr]    |                         |
[INFO] [stderr]    |                         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.70s
[INFO] running `"docker" "inspect" "ffbf8d22786049891c4847f0b8b957cd664cacc4f4ed57d6235d6305d5279acf"`
[INFO] running `"docker" "rm" "-f" "ffbf8d22786049891c4847f0b8b957cd664cacc4f4ed57d6235d6305d5279acf"`
[INFO] [stdout] ffbf8d22786049891c4847f0b8b957cd664cacc4f4ed57d6235d6305d5279acf
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/braincow/hslstop-rt:/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] f957bfbaa634117cb73deda2e8bf864518541d4f1bc6efa11f07c51e47d14b03
[INFO] running `"docker" "start" "-a" "f957bfbaa634117cb73deda2e8bf864518541d4f1bc6efa11f07c51e47d14b03"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/hslstop_rt-32a7472fa2104fae
[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" "f957bfbaa634117cb73deda2e8bf864518541d4f1bc6efa11f07c51e47d14b03"`
[INFO] running `"docker" "rm" "-f" "f957bfbaa634117cb73deda2e8bf864518541d4f1bc6efa11f07c51e47d14b03"`
[INFO] [stdout] f957bfbaa634117cb73deda2e8bf864518541d4f1bc6efa11f07c51e47d14b03