[INFO] crate bit_manager_derive 0.1.1 is already in cache
[INFO] extracting crate bit_manager_derive 0.1.1 into work/ex/beta-1.37-6/sources/1.36.0/reg/bit_manager_derive/0.1.1
[INFO] extracting crate bit_manager_derive 0.1.1 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/bit_manager_derive/0.1.1
[INFO] validating manifest of bit_manager_derive-0.1.1 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 bit_manager_derive-0.1.1 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 bit_manager_derive-0.1.1
[INFO] finished frobbing bit_manager_derive-0.1.1
[INFO] frobbed toml for bit_manager_derive-0.1.1 written to work/ex/beta-1.37-6/sources/1.36.0/reg/bit_manager_derive/0.1.1/Cargo.toml
[INFO] started frobbing bit_manager_derive-0.1.1
[INFO] finished frobbing bit_manager_derive-0.1.1
[INFO] frobbed toml for bit_manager_derive-0.1.1 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/bit_manager_derive/0.1.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 bit_manager_derive-0.1.1 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-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/bit_manager_derive/0.1.1:/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] f4fa238e748c151ac2eba247998c02c734bd59f3ee355eef2cca19e1949338aa
[INFO] running `"docker" "start" "-a" "f4fa238e748c151ac2eba247998c02c734bd59f3ee355eef2cca19e1949338aa"`
[INFO] [stderr]    Compiling bit_manager v0.5.3
[INFO] [stderr]    Compiling bit_manager_derive v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:412:9
[INFO] [stderr]     |
[INFO] [stderr] 412 |     for mut ty_param in params {
[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 3.30s
[INFO] running `"docker" "inspect" "f4fa238e748c151ac2eba247998c02c734bd59f3ee355eef2cca19e1949338aa"`
[INFO] running `"docker" "rm" "-f" "f4fa238e748c151ac2eba247998c02c734bd59f3ee355eef2cca19e1949338aa"`
[INFO] [stdout] f4fa238e748c151ac2eba247998c02c734bd59f3ee355eef2cca19e1949338aa
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/bit_manager_derive/0.1.1:/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] 82b92754332afd92cc89dedc1468478d0286484993c3affca5997cd24668631e
[INFO] running `"docker" "start" "-a" "82b92754332afd92cc89dedc1468478d0286484993c3affca5997cd24668631e"`
[INFO] [stderr]    Compiling bit_manager_derive v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:412:9
[INFO] [stderr]     |
[INFO] [stderr] 412 |     for mut ty_param in params {
[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 0.37s
[INFO] running `"docker" "inspect" "82b92754332afd92cc89dedc1468478d0286484993c3affca5997cd24668631e"`
[INFO] running `"docker" "rm" "-f" "82b92754332afd92cc89dedc1468478d0286484993c3affca5997cd24668631e"`
[INFO] [stdout] 82b92754332afd92cc89dedc1468478d0286484993c3affca5997cd24668631e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/bit_manager_derive/0.1.1:/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] 3fd30e21275f58325087b4b4367b3cbd245ef30fb4a1afbe6879debe07fa34b3
[INFO] running `"docker" "start" "-a" "3fd30e21275f58325087b4b4367b3cbd245ef30fb4a1afbe6879debe07fa34b3"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/bit_manager_derive-b744691ab2387633
[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 bit_manager_derive
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs -  (line 75) ... ok
[INFO] [stdout] test src/lib.rs -  (line 5) ... ok
[INFO] [stdout] test src/lib.rs -  (line 23) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "3fd30e21275f58325087b4b4367b3cbd245ef30fb4a1afbe6879debe07fa34b3"`
[INFO] running `"docker" "rm" "-f" "3fd30e21275f58325087b4b4367b3cbd245ef30fb4a1afbe6879debe07fa34b3"`
[INFO] [stdout] 3fd30e21275f58325087b4b4367b3cbd245ef30fb4a1afbe6879debe07fa34b3