[INFO] updating cached repository TheGrimJam/rustymarks
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/TheGrimJam/rustymarks
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/TheGrimJam/rustymarks" "work/ex/beta-1.37-6/sources/1.36.0/gh/TheGrimJam/rustymarks"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/TheGrimJam/rustymarks'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/TheGrimJam/rustymarks" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/TheGrimJam/rustymarks"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/TheGrimJam/rustymarks'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ee3fe61ca6da870609234d785ef98f47be2ca2ee
[INFO] sha for GitHub repo TheGrimJam/rustymarks: ee3fe61ca6da870609234d785ef98f47be2ca2ee
[INFO] validating manifest of TheGrimJam/rustymarks 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 TheGrimJam/rustymarks 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 TheGrimJam/rustymarks
[INFO] finished frobbing TheGrimJam/rustymarks
[INFO] frobbed toml for TheGrimJam/rustymarks written to work/ex/beta-1.37-6/sources/1.36.0/gh/TheGrimJam/rustymarks/Cargo.toml
[INFO] started frobbing TheGrimJam/rustymarks
[INFO] finished frobbing TheGrimJam/rustymarks
[INFO] frobbed toml for TheGrimJam/rustymarks written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/TheGrimJam/rustymarks/Cargo.toml
[INFO] crate TheGrimJam/rustymarks 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 TheGrimJam/rustymarks against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/TheGrimJam/rustymarks:/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 12522ae3919db01a26f9541e79b545d9f69aacd3db55087aca59b80658779dc4
[INFO] running `"docker" "start" "-a" "12522ae3919db01a26f9541e79b545d9f69aacd3db55087aca59b80658779dc4"`
[INFO] [stderr]    Compiling libc v0.2.54
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]    Compiling serde v1.0.90
[INFO] [stderr]    Compiling rand_core v0.4.0
[INFO] [stderr]    Compiling ryu v0.2.8
[INFO] [stderr]    Compiling ucd-util v0.1.3
[INFO] [stderr]    Compiling regex v1.1.6
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling itoa v0.4.4
[INFO] [stderr]    Compiling utf8-ranges v1.0.2
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling regex-syntax v0.6.6
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling aho-corasick v0.7.3
[INFO] [stderr]    Compiling serde_json v1.0.39
[INFO] [stderr]    Compiling hashbrown v0.3.0
[INFO] [stderr]    Compiling MARKOV v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `n`
[INFO] [stderr]   --> src/main.rs:79:6
[INFO] [stderr]    |
[INFO] [stderr] 79 |     for n in 1..15 {
[INFO] [stderr]    |         ^ help: consider prefixing with an underscore: `_n`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/main.rs:131:6
[INFO] [stderr]     |
[INFO] [stderr] 131 |     for i in 1..10 {
[INFO] [stderr]     |         ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: crate `MARKOV` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_snake_case)] on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `markov`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [optimized + debuginfo] target(s) in 1m 52s
[INFO] running `"docker" "inspect" "12522ae3919db01a26f9541e79b545d9f69aacd3db55087aca59b80658779dc4"`
[INFO] running `"docker" "rm" "-f" "12522ae3919db01a26f9541e79b545d9f69aacd3db55087aca59b80658779dc4"`
[INFO] [stdout] 12522ae3919db01a26f9541e79b545d9f69aacd3db55087aca59b80658779dc4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/TheGrimJam/rustymarks:/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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] a9773528066f514251f011a09675ffd52caf2380eed63dd7dbf5a5324b47dcbf
[INFO] running `"docker" "start" "-a" "a9773528066f514251f011a09675ffd52caf2380eed63dd7dbf5a5324b47dcbf"`
[INFO] [stderr]    Compiling MARKOV v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `n`
[INFO] [stderr]   --> src/main.rs:79:6
[INFO] [stderr]    |
[INFO] [stderr] 79 |     for n in 1..15 {
[INFO] [stderr]    |         ^ help: consider prefixing with an underscore: `_n`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/main.rs:131:6
[INFO] [stderr]     |
[INFO] [stderr] 131 |     for i in 1..10 {
[INFO] [stderr]     |         ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: crate `MARKOV` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_snake_case)] on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `markov`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [optimized + debuginfo] target(s) in 1.07s
[INFO] running `"docker" "inspect" "a9773528066f514251f011a09675ffd52caf2380eed63dd7dbf5a5324b47dcbf"`
[INFO] running `"docker" "rm" "-f" "a9773528066f514251f011a09675ffd52caf2380eed63dd7dbf5a5324b47dcbf"`
[INFO] [stdout] a9773528066f514251f011a09675ffd52caf2380eed63dd7dbf5a5324b47dcbf
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/TheGrimJam/rustymarks:/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-2019-07-23" "test" "--frozen"`
[INFO] [stdout] f83bf54e1b5a8b7614a779d74eabd9b4b3cdb297a413e28eaa41d89e01c9032f
[INFO] running `"docker" "start" "-a" "f83bf54e1b5a8b7614a779d74eabd9b4b3cdb297a413e28eaa41d89e01c9032f"`
[INFO] [stderr]     Finished dev [optimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/MARKOV-ce1870a52a2fffbd
[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" "f83bf54e1b5a8b7614a779d74eabd9b4b3cdb297a413e28eaa41d89e01c9032f"`
[INFO] running `"docker" "rm" "-f" "f83bf54e1b5a8b7614a779d74eabd9b4b3cdb297a413e28eaa41d89e01c9032f"`
[INFO] [stdout] f83bf54e1b5a8b7614a779d74eabd9b4b3cdb297a413e28eaa41d89e01c9032f