[INFO] crate power-warn 1.2.0 is already in cache
[INFO] extracting crate power-warn 1.2.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/power-warn/1.2.0
[INFO] extracting crate power-warn 1.2.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/power-warn/1.2.0
[INFO] validating manifest of power-warn-1.2.0 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 power-warn-1.2.0 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 power-warn-1.2.0
[INFO] finished frobbing power-warn-1.2.0
[INFO] frobbed toml for power-warn-1.2.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/power-warn/1.2.0/Cargo.toml
[INFO] started frobbing power-warn-1.2.0
[INFO] finished frobbing power-warn-1.2.0
[INFO] frobbed toml for power-warn-1.2.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/power-warn/1.2.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 power-warn-1.2.0 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-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/power-warn/1.2.0:/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] af4c48ec28615f4bdef40d174f54cd0a054f824c48f1b822e32415906704c384
[INFO] running `"docker" "start" "-a" "af4c48ec28615f4bdef40d174f54cd0a054f824c48f1b822e32415906704c384"`
[INFO] [stderr]    Compiling libdbus-sys v0.2.0
[INFO] [stderr]    Compiling dbus v0.6.5
[INFO] [stderr]    Compiling notify-rust v3.6.2
[INFO] [stderr]    Compiling power-warn v1.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.64s
[INFO] running `"docker" "inspect" "af4c48ec28615f4bdef40d174f54cd0a054f824c48f1b822e32415906704c384"`
[INFO] running `"docker" "rm" "-f" "af4c48ec28615f4bdef40d174f54cd0a054f824c48f1b822e32415906704c384"`
[INFO] [stdout] af4c48ec28615f4bdef40d174f54cd0a054f824c48f1b822e32415906704c384
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/power-warn/1.2.0:/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] 7c8917b352f0f8d7e65158e4e8fbc798c228930715b473cb49b023f57bd0e25b
[INFO] running `"docker" "start" "-a" "7c8917b352f0f8d7e65158e4e8fbc798c228930715b473cb49b023f57bd0e25b"`
[INFO] [stderr]    Compiling power-warn v1.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] note: lint level defined here
[INFO] [stderr]  --> src/main.rs:4:24
[INFO] [stderr]   |
[INFO] [stderr] 4 | #![cfg_attr(test, deny(warnings))]
[INFO] [stderr]   |                        ^^^^^^^^
[INFO] [stderr]   = note: #[warn(unused_imports)] implied by #[warn(warnings)]
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `"docker" "inspect" "7c8917b352f0f8d7e65158e4e8fbc798c228930715b473cb49b023f57bd0e25b"`
[INFO] running `"docker" "rm" "-f" "7c8917b352f0f8d7e65158e4e8fbc798c228930715b473cb49b023f57bd0e25b"`
[INFO] [stdout] 7c8917b352f0f8d7e65158e4e8fbc798c228930715b473cb49b023f57bd0e25b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/power-warn/1.2.0:/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] e150592e5e86ac97c8228ad3689717722c98112f25c661da2f00d2321c92e981
[INFO] running `"docker" "start" "-a" "e150592e5e86ac97c8228ad3689717722c98112f25c661da2f00d2321c92e981"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/power_warn-f802ce8c5b847714
[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" "e150592e5e86ac97c8228ad3689717722c98112f25c661da2f00d2321c92e981"`
[INFO] running `"docker" "rm" "-f" "e150592e5e86ac97c8228ad3689717722c98112f25c661da2f00d2321c92e981"`
[INFO] [stdout] e150592e5e86ac97c8228ad3689717722c98112f25c661da2f00d2321c92e981