[INFO] updating cached repository PurpleMyst/rdotdot
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/PurpleMyst/rdotdot
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/PurpleMyst/rdotdot" "work/ex/beta-1.38-1/sources/1.37.0/gh/PurpleMyst/rdotdot"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/PurpleMyst/rdotdot'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/PurpleMyst/rdotdot" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/PurpleMyst/rdotdot"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/PurpleMyst/rdotdot'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f7f61abb8cfbc794c83f5b47cbc234fb9cec0269
[INFO] sha for GitHub repo PurpleMyst/rdotdot: f7f61abb8cfbc794c83f5b47cbc234fb9cec0269
[INFO] validating manifest of PurpleMyst/rdotdot 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 PurpleMyst/rdotdot 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 PurpleMyst/rdotdot
[INFO] finished frobbing PurpleMyst/rdotdot
[INFO] frobbed toml for PurpleMyst/rdotdot written to work/ex/beta-1.38-1/sources/1.37.0/gh/PurpleMyst/rdotdot/Cargo.toml
[INFO] started frobbing PurpleMyst/rdotdot
[INFO] finished frobbing PurpleMyst/rdotdot
[INFO] frobbed toml for PurpleMyst/rdotdot written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/PurpleMyst/rdotdot/Cargo.toml
[INFO] crate PurpleMyst/rdotdot 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing PurpleMyst/rdotdot against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/PurpleMyst/rdotdot:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 6c28575c04a99287efd4b5859c3743cf69e529317682e638bcfaa6883a8a0c17
[INFO] running `"docker" "start" "-a" "6c28575c04a99287efd4b5859c3743cf69e529317682e638bcfaa6883a8a0c17"`
[INFO] [stderr]    Compiling libc v0.2.42
[INFO] [stderr]    Compiling rpds v0.5.0
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling nom v4.0.0
[INFO] [stderr]    Compiling rdotdot v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: lint `bare_trait_object` has been renamed to `bare_trait_objects`
[INFO] [stderr]  --> src/main.rs:2:27
[INFO] [stderr]   |
[INFO] [stderr] 2 |     anonymous_parameters, bare_trait_object, missing_copy_implementations,
[INFO] [stderr]   |                           ^^^^^^^^^^^^^^^^^ help: use the new name: `bare_trait_objects`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(renamed_and_removed_lints)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:410:29
[INFO] [stderr]     |
[INFO] [stderr] 410 |                         Ok((mut tokens, rhs)) => {
[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 8.58s
[INFO] running `"docker" "inspect" "6c28575c04a99287efd4b5859c3743cf69e529317682e638bcfaa6883a8a0c17"`
[INFO] running `"docker" "rm" "-f" "6c28575c04a99287efd4b5859c3743cf69e529317682e638bcfaa6883a8a0c17"`
[INFO] [stdout] 6c28575c04a99287efd4b5859c3743cf69e529317682e638bcfaa6883a8a0c17
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/PurpleMyst/rdotdot:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 94c629a8b5def48234f4bd92f32b12e397cfba4371620cb6c1a517238194327a
[INFO] running `"docker" "start" "-a" "94c629a8b5def48234f4bd92f32b12e397cfba4371620cb6c1a517238194327a"`
[INFO] [stderr]    Compiling rdotdot v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: lint `bare_trait_object` has been renamed to `bare_trait_objects`
[INFO] [stderr]  --> src/main.rs:2:27
[INFO] [stderr]   |
[INFO] [stderr] 2 |     anonymous_parameters, bare_trait_object, missing_copy_implementations,
[INFO] [stderr]   |                           ^^^^^^^^^^^^^^^^^ help: use the new name: `bare_trait_objects`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(renamed_and_removed_lints)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:410:29
[INFO] [stderr]     |
[INFO] [stderr] 410 |                         Ok((mut tokens, rhs)) => {
[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 0.85s
[INFO] running `"docker" "inspect" "94c629a8b5def48234f4bd92f32b12e397cfba4371620cb6c1a517238194327a"`
[INFO] running `"docker" "rm" "-f" "94c629a8b5def48234f4bd92f32b12e397cfba4371620cb6c1a517238194327a"`
[INFO] [stdout] 94c629a8b5def48234f4bd92f32b12e397cfba4371620cb6c1a517238194327a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/PurpleMyst/rdotdot:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 2df0bfc314bae5015396dff425b8218b30d8b91d3bf31fb2cbdce6358387e951
[INFO] running `"docker" "start" "-a" "2df0bfc314bae5015396dff425b8218b30d8b91d3bf31fb2cbdce6358387e951"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rdotdot-657b1154c8edae4f
[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" "2df0bfc314bae5015396dff425b8218b30d8b91d3bf31fb2cbdce6358387e951"`
[INFO] running `"docker" "rm" "-f" "2df0bfc314bae5015396dff425b8218b30d8b91d3bf31fb2cbdce6358387e951"`
[INFO] [stdout] 2df0bfc314bae5015396dff425b8218b30d8b91d3bf31fb2cbdce6358387e951