[INFO] updating cached repository tailhook/nginx-config-mod
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/tailhook/nginx-config-mod
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/tailhook/nginx-config-mod" "work/ex/beta-1.37-6/sources/1.36.0/gh/tailhook/nginx-config-mod"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/tailhook/nginx-config-mod'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/tailhook/nginx-config-mod" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/tailhook/nginx-config-mod"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/tailhook/nginx-config-mod'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 4be0df3b7390f79536ca05b3ac27c72897746007
[INFO] sha for GitHub repo tailhook/nginx-config-mod: 4be0df3b7390f79536ca05b3ac27c72897746007
[INFO] validating manifest of tailhook/nginx-config-mod on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of tailhook/nginx-config-mod on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing tailhook/nginx-config-mod
[INFO] finished frobbing tailhook/nginx-config-mod
[INFO] frobbed toml for tailhook/nginx-config-mod written to work/ex/beta-1.37-6/sources/1.36.0/gh/tailhook/nginx-config-mod/Cargo.toml
[INFO] started frobbing tailhook/nginx-config-mod
[INFO] finished frobbing tailhook/nginx-config-mod
[INFO] frobbed toml for tailhook/nginx-config-mod written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/tailhook/nginx-config-mod/Cargo.toml
[INFO] crate tailhook/nginx-config-mod already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing tailhook/nginx-config-mod against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/tailhook/nginx-config-mod:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 09cdf798cccfecc5e012443663e9f830a1946a305e73acf6e8fc958db58ca4c1
[INFO] running `"docker" "start" "-a" "09cdf798cccfecc5e012443663e9f830a1946a305e73acf6e8fc958db58ca4c1"`
[INFO] [stderr]    Compiling proc-macro2 v0.4.12
[INFO] [stderr]    Compiling backtrace-sys v0.1.24
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling log v0.4.3
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling thread_local v0.3.5
[INFO] [stderr]    Compiling aho-corasick v0.6.6
[INFO] [stderr]    Compiling combine v3.5.1
[INFO] [stderr]    Compiling regex v1.0.2
[INFO] [stderr]    Compiling backtrace v0.3.9
[INFO] [stderr]    Compiling quote v0.6.6
[INFO] [stderr]    Compiling syn v0.14.8
[INFO] [stderr]    Compiling env_logger v0.5.12
[INFO] [stderr]    Compiling synstructure v0.9.0
[INFO] [stderr]    Compiling structopt-derive v0.2.10
[INFO] [stderr]    Compiling failure_derive v0.1.2
[INFO] [stderr]    Compiling structopt v0.2.10
[INFO] [stderr]    Compiling failure v0.1.2
[INFO] [stderr]    Compiling nginx-config v0.13.2
[INFO] [stderr]    Compiling nginx-config-mod v0.2.9 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/bin/nginx_config_mod/modify.rs:340:21
[INFO] [stderr]     |
[INFO] [stderr] 340 |                 let mut s = replacement.to_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 55s
[INFO] running `"docker" "inspect" "09cdf798cccfecc5e012443663e9f830a1946a305e73acf6e8fc958db58ca4c1"`
[INFO] running `"docker" "rm" "-f" "09cdf798cccfecc5e012443663e9f830a1946a305e73acf6e8fc958db58ca4c1"`
[INFO] [stdout] 09cdf798cccfecc5e012443663e9f830a1946a305e73acf6e8fc958db58ca4c1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/tailhook/nginx-config-mod:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 3a03df21a5a066ee317b5f2cfd002469f1fdb859856c17b51b548842ac6265aa
[INFO] running `"docker" "start" "-a" "3a03df21a5a066ee317b5f2cfd002469f1fdb859856c17b51b548842ac6265aa"`
[INFO] [stderr]    Compiling nginx-config-mod v0.2.9 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/bin/nginx_config_mod/modify.rs:340:21
[INFO] [stderr]     |
[INFO] [stderr] 340 |                 let mut s = replacement.to_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 2.40s
[INFO] running `"docker" "inspect" "3a03df21a5a066ee317b5f2cfd002469f1fdb859856c17b51b548842ac6265aa"`
[INFO] running `"docker" "rm" "-f" "3a03df21a5a066ee317b5f2cfd002469f1fdb859856c17b51b548842ac6265aa"`
[INFO] [stdout] 3a03df21a5a066ee317b5f2cfd002469f1fdb859856c17b51b548842ac6265aa
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/tailhook/nginx-config-mod:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] eeca156057662a78a5f547e78203dde60714298130e2b1fb77840c2141c01c85
[INFO] running `"docker" "start" "-a" "eeca156057662a78a5f547e78203dde60714298130e2b1fb77840c2141c01c85"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/nginx_config_mod-0a471d079b555b2d
[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] [stderr]      Running /opt/crater/target/debug/deps/nginx_config_mod-df5edcf90a1258ca
[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] [stderr]    Doc-tests nginx-config-mod
[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" "eeca156057662a78a5f547e78203dde60714298130e2b1fb77840c2141c01c85"`
[INFO] running `"docker" "rm" "-f" "eeca156057662a78a5f547e78203dde60714298130e2b1fb77840c2141c01c85"`
[INFO] [stdout] eeca156057662a78a5f547e78203dde60714298130e2b1fb77840c2141c01c85