[INFO] updating cached repository lofim/gotham-todo
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/lofim/gotham-todo
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/lofim/gotham-todo" "work/ex/beta-1.38-1/sources/1.37.0/gh/lofim/gotham-todo"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/lofim/gotham-todo'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/lofim/gotham-todo" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/lofim/gotham-todo"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/lofim/gotham-todo'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1de092d3cd54c226d2f930f61307c5ff9ea6acd2
[INFO] sha for GitHub repo lofim/gotham-todo: 1de092d3cd54c226d2f930f61307c5ff9ea6acd2
[INFO] validating manifest of lofim/gotham-todo 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 lofim/gotham-todo 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 lofim/gotham-todo
[INFO] finished frobbing lofim/gotham-todo
[INFO] frobbed toml for lofim/gotham-todo written to work/ex/beta-1.38-1/sources/1.37.0/gh/lofim/gotham-todo/Cargo.toml
[INFO] started frobbing lofim/gotham-todo
[INFO] finished frobbing lofim/gotham-todo
[INFO] frobbed toml for lofim/gotham-todo written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/lofim/gotham-todo/Cargo.toml
[INFO] crate lofim/gotham-todo 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 lofim/gotham-todo 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-4/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/lofim/gotham-todo:/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] f3db47420c807d9e9738d28d0ba31a9a238ae8996ab2c50267d2961339f6a7c2
[INFO] running `"docker" "start" "-a" "f3db47420c807d9e9738d28d0ba31a9a238ae8996ab2c50267d2961339f6a7c2"`
[INFO] [stderr]    Compiling cc v1.0.15
[INFO] [stderr]    Compiling serde v1.0.57
[INFO] [stderr]    Compiling remove_dir_all v0.5.1
[INFO] [stderr]    Compiling num-traits v0.2.4
[INFO] [stderr]    Compiling bytecount v0.3.1
[INFO] [stderr]    Compiling num-integer v0.1.38
[INFO] [stderr]    Compiling try-lock v0.1.0
[INFO] [stderr]    Compiling proc-macro2 v0.3.8
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling net2 v0.2.32
[INFO] [stderr]    Compiling tokio-service v0.1.0
[INFO] [stderr]    Compiling relay v0.1.1
[INFO] [stderr]    Compiling walkdir v2.1.4
[INFO] [stderr]    Compiling base64 v0.9.1
[INFO] [stderr]    Compiling want v0.0.4
[INFO] [stderr]    Compiling bytes v0.4.7
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling rand v0.3.22
[INFO] [stderr]    Compiling uuid v0.6.3
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling quote v0.5.2
[INFO] [stderr]    Compiling mio v0.6.14
[INFO] [stderr]    Compiling tokio-io v0.1.6
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling tokio-threadpool v0.1.3
[INFO] [stderr]    Compiling gotham_derive v0.2.1
[INFO] [stderr]    Compiling syn v0.13.10
[INFO] [stderr]    Compiling mime v0.3.7
[INFO] [stderr]    Compiling tokio-reactor v0.1.1
[INFO] [stderr]    Compiling tokio-fs v0.1.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]    Compiling tokio-udp v0.1.0
[INFO] [stderr]    Compiling tokio-tcp v0.1.0
[INFO] [stderr]    Compiling chrono v0.4.2
[INFO] [stderr]    Compiling tokio v0.1.6
[INFO] [stderr]    Compiling tokio-core v0.1.17
[INFO] [stderr]    Compiling tokio-proto v0.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.57
[INFO] [stderr]    Compiling hyper v0.11.27
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling serde_json v1.0.17
[INFO] [stderr]    Compiling bincode v1.0.0
[INFO] [stderr]    Compiling backtrace v0.3.7
[INFO] [stderr]    Compiling error-chain v0.11.0
[INFO] [stderr]    Compiling cargo_metadata v0.5.4
[INFO] [stderr]    Compiling skeptic v0.13.3
[INFO] [stderr]    Compiling borrow-bag v1.0.0
[INFO] [stderr]    Compiling gotham v0.2.1
[INFO] [stderr]    Compiling gotham-todo v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/todo/controller.rs:93:21
[INFO] [stderr]    |
[INFO] [stderr] 93 |                 let mut body_content = 
[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" "f3db47420c807d9e9738d28d0ba31a9a238ae8996ab2c50267d2961339f6a7c2"`
[INFO] running `"docker" "rm" "-f" "f3db47420c807d9e9738d28d0ba31a9a238ae8996ab2c50267d2961339f6a7c2"`
[INFO] [stdout] f3db47420c807d9e9738d28d0ba31a9a238ae8996ab2c50267d2961339f6a7c2
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/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/lofim/gotham-todo:/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] 4f574840a749008343b2ff2285f60b31b77b65f2c722e5a405b8f57b9508dfc4
[INFO] running `"docker" "start" "-a" "4f574840a749008343b2ff2285f60b31b77b65f2c722e5a405b8f57b9508dfc4"`
[INFO] [stderr]    Compiling gotham-todo v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/todo/controller.rs:93:21
[INFO] [stderr]    |
[INFO] [stderr] 93 |                 let mut body_content = 
[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 1.22s
[INFO] running `"docker" "inspect" "4f574840a749008343b2ff2285f60b31b77b65f2c722e5a405b8f57b9508dfc4"`
[INFO] running `"docker" "rm" "-f" "4f574840a749008343b2ff2285f60b31b77b65f2c722e5a405b8f57b9508dfc4"`
[INFO] [stdout] 4f574840a749008343b2ff2285f60b31b77b65f2c722e5a405b8f57b9508dfc4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/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/lofim/gotham-todo:/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] 765256542b0c1eb8727c894b43abb9a893178c418ba89abb9faa908cd5f78b9f
[INFO] running `"docker" "start" "-a" "765256542b0c1eb8727c894b43abb9a893178c418ba89abb9faa908cd5f78b9f"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/gotham_todo-1ce05050279736ee
[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" "765256542b0c1eb8727c894b43abb9a893178c418ba89abb9faa908cd5f78b9f"`
[INFO] running `"docker" "rm" "-f" "765256542b0c1eb8727c894b43abb9a893178c418ba89abb9faa908cd5f78b9f"`
[INFO] [stdout] 765256542b0c1eb8727c894b43abb9a893178c418ba89abb9faa908cd5f78b9f