[INFO] updating cached repository dat2/yate
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/dat2/yate
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/dat2/yate" "work/ex/beta-1.38-1/sources/1.37.0/gh/dat2/yate"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/dat2/yate'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/dat2/yate" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/dat2/yate"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/dat2/yate'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a124fd6b9d4bd4eae9010903529c8717be97a7d5
[INFO] sha for GitHub repo dat2/yate: a124fd6b9d4bd4eae9010903529c8717be97a7d5
[INFO] validating manifest of dat2/yate 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 dat2/yate 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 dat2/yate
[INFO] finished frobbing dat2/yate
[INFO] frobbed toml for dat2/yate written to work/ex/beta-1.38-1/sources/1.37.0/gh/dat2/yate/Cargo.toml
[INFO] started frobbing dat2/yate
[INFO] finished frobbing dat2/yate
[INFO] frobbed toml for dat2/yate written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/dat2/yate/Cargo.toml
[INFO] crate dat2/yate 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 dat2/yate 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/dat2/yate:/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] 334e853429f731ba3689b7eb59427576468c15bec6a3fd8829f4dcabba65138b
[INFO] running `"docker" "start" "-a" "334e853429f731ba3689b7eb59427576468c15bec6a3fd8829f4dcabba65138b"`
[INFO] [stderr]    Compiling yaml-rust v0.3.4
[INFO] [stderr]    Compiling unicode-width v0.1.3
[INFO] [stderr]    Compiling unicode-segmentation v0.1.2
[INFO] [stderr]    Compiling strsim v0.5.1
[INFO] [stderr]    Compiling term_size v0.2.1
[INFO] [stderr]    Compiling inotify v0.2.3
[INFO] [stderr]    Compiling filetime v0.1.10
[INFO] [stderr]    Compiling termion v1.1.1
[INFO] [stderr]    Compiling net2 v0.2.26
[INFO] [stderr]    Compiling nix v0.5.1
[INFO] [stderr]    Compiling miow v0.1.3
[INFO] [stderr]    Compiling clap v2.15.0
[INFO] [stderr]    Compiling mio v0.5.1
[INFO] [stderr]    Compiling notify v2.6.3
[INFO] [stderr]    Compiling yate v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/rope.rs:53:25
[INFO] [stderr]    |
[INFO] [stderr] 53 |     pub fn split(&self, i: usize) -> (RopeNode, RopeNode) {
[INFO] [stderr]    |                         ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/rope.rs:96:26
[INFO] [stderr]    |
[INFO] [stderr] 96 |     pub fn report(&self, i: usize, len: usize) -> RopeNode {
[INFO] [stderr]    |                          ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `len`
[INFO] [stderr]   --> src/rope.rs:96:36
[INFO] [stderr]    |
[INFO] [stderr] 96 |     pub fn report(&self, i: usize, len: usize) -> RopeNode {
[INFO] [stderr]    |                                    ^^^ help: consider prefixing with an underscore: `_len`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.53s
[INFO] running `"docker" "inspect" "334e853429f731ba3689b7eb59427576468c15bec6a3fd8829f4dcabba65138b"`
[INFO] running `"docker" "rm" "-f" "334e853429f731ba3689b7eb59427576468c15bec6a3fd8829f4dcabba65138b"`
[INFO] [stdout] 334e853429f731ba3689b7eb59427576468c15bec6a3fd8829f4dcabba65138b
[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/dat2/yate:/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] 2bf6ca0bd5dd771e14e5ac04a585db34613494d7a6776731f9c8493e019aeff5
[INFO] running `"docker" "start" "-a" "2bf6ca0bd5dd771e14e5ac04a585db34613494d7a6776731f9c8493e019aeff5"`
[INFO] [stderr]    Compiling yate v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/rope.rs:53:25
[INFO] [stderr]    |
[INFO] [stderr] 53 |     pub fn split(&self, i: usize) -> (RopeNode, RopeNode) {
[INFO] [stderr]    |                         ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/rope.rs:96:26
[INFO] [stderr]    |
[INFO] [stderr] 96 |     pub fn report(&self, i: usize, len: usize) -> RopeNode {
[INFO] [stderr]    |                          ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `len`
[INFO] [stderr]   --> src/rope.rs:96:36
[INFO] [stderr]    |
[INFO] [stderr] 96 |     pub fn report(&self, i: usize, len: usize) -> RopeNode {
[INFO] [stderr]    |                                    ^^^ help: consider prefixing with an underscore: `_len`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.25s
[INFO] running `"docker" "inspect" "2bf6ca0bd5dd771e14e5ac04a585db34613494d7a6776731f9c8493e019aeff5"`
[INFO] running `"docker" "rm" "-f" "2bf6ca0bd5dd771e14e5ac04a585db34613494d7a6776731f9c8493e019aeff5"`
[INFO] [stdout] 2bf6ca0bd5dd771e14e5ac04a585db34613494d7a6776731f9c8493e019aeff5
[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/dat2/yate:/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] 014ecae0e228942cb657127cc4a10cb5aed6f3d2f54c4ea17e84cb11d5c02ec6
[INFO] running `"docker" "start" "-a" "014ecae0e228942cb657127cc4a10cb5aed6f3d2f54c4ea17e84cb11d5c02ec6"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/yate-28386ead72aa5924
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test rope::test_concat ... ok
[INFO] [stdout] test rope::test_index ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/yate-d05b80a46fb5523a
[INFO] [stderr]    Doc-tests yate
[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] [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" "014ecae0e228942cb657127cc4a10cb5aed6f3d2f54c4ea17e84cb11d5c02ec6"`
[INFO] running `"docker" "rm" "-f" "014ecae0e228942cb657127cc4a10cb5aed6f3d2f54c4ea17e84cb11d5c02ec6"`
[INFO] [stdout] 014ecae0e228942cb657127cc4a10cb5aed6f3d2f54c4ea17e84cb11d5c02ec6