[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-1.38-1/sources/1.37.0/gh/TheGrimJam/rustymarks"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/TheGrimJam/rustymarks'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/TheGrimJam/rustymarks" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/TheGrimJam/rustymarks"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/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 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of TheGrimJam/rustymarks 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 TheGrimJam/rustymarks
[INFO] finished frobbing TheGrimJam/rustymarks
[INFO] frobbed toml for TheGrimJam/rustymarks written to work/ex/beta-1.38-1/sources/1.37.0/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-1.38-1/sources/beta-2019-08-13/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" "+1.37.0" "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 TheGrimJam/rustymarks 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-5/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/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-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 5eedb90f192bb3676d2594bc981106bd2ea8e6b663dd2cd69f38805d4159d2a5
[INFO] running `"docker" "start" "-a" "5eedb90f192bb3676d2594bc981106bd2ea8e6b663dd2cd69f38805d4159d2a5"`
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling libc v0.2.54
[INFO] [stderr]    Compiling serde v1.0.90
[INFO] [stderr]    Compiling ryu v0.2.8
[INFO] [stderr]    Compiling rand_core v0.4.0
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling regex v1.1.6
[INFO] [stderr]    Compiling ucd-util v0.1.3
[INFO] [stderr]    Compiling itoa v0.4.4
[INFO] [stderr]    Compiling utf8-ranges v1.0.2
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling regex-syntax v0.6.6
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling aho-corasick v0.7.3
[INFO] [stderr]    Compiling rand_os v0.1.3
[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 39s
[INFO] running `"docker" "inspect" "5eedb90f192bb3676d2594bc981106bd2ea8e6b663dd2cd69f38805d4159d2a5"`
[INFO] running `"docker" "rm" "-f" "5eedb90f192bb3676d2594bc981106bd2ea8e6b663dd2cd69f38805d4159d2a5"`
[INFO] [stdout] 5eedb90f192bb3676d2594bc981106bd2ea8e6b663dd2cd69f38805d4159d2a5
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/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/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-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] d875afd94e7caeb224e8ad5a5a5561e14ccccc4230d4f949f944ce9e8c8296cc
[INFO] running `"docker" "start" "-a" "d875afd94e7caeb224e8ad5a5a5561e14ccccc4230d4f949f944ce9e8c8296cc"`
[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 0.85s
[INFO] running `"docker" "inspect" "d875afd94e7caeb224e8ad5a5a5561e14ccccc4230d4f949f944ce9e8c8296cc"`
[INFO] running `"docker" "rm" "-f" "d875afd94e7caeb224e8ad5a5a5561e14ccccc4230d4f949f944ce9e8c8296cc"`
[INFO] [stdout] d875afd94e7caeb224e8ad5a5a5561e14ccccc4230d4f949f944ce9e8c8296cc
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/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/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-2019-08-13" "test" "--frozen"`
[INFO] [stdout] a18c4acd7dea1095749ebc0fa7ebdc21bae1741a162248b445b3682afdad64bf
[INFO] running `"docker" "start" "-a" "a18c4acd7dea1095749ebc0fa7ebdc21bae1741a162248b445b3682afdad64bf"`
[INFO] [stderr]     Finished dev [optimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/MARKOV-9c5ca9f6cc1539d0
[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" "a18c4acd7dea1095749ebc0fa7ebdc21bae1741a162248b445b3682afdad64bf"`
[INFO] running `"docker" "rm" "-f" "a18c4acd7dea1095749ebc0fa7ebdc21bae1741a162248b445b3682afdad64bf"`
[INFO] [stdout] a18c4acd7dea1095749ebc0fa7ebdc21bae1741a162248b445b3682afdad64bf