[INFO] crate graceful 0.1.1 is already in cache
[INFO] extracting crate graceful 0.1.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/graceful/0.1.1
[INFO] extracting crate graceful 0.1.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/graceful/0.1.1
[INFO] validating manifest of graceful-0.1.1 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 graceful-0.1.1 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 graceful-0.1.1
[INFO] finished frobbing graceful-0.1.1
[INFO] frobbed toml for graceful-0.1.1 written to work/ex/beta-1.38-1/sources/1.37.0/reg/graceful/0.1.1/Cargo.toml
[INFO] started frobbing graceful-0.1.1
[INFO] finished frobbing graceful-0.1.1
[INFO] frobbed toml for graceful-0.1.1 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/graceful/0.1.1/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] [stderr]     Blocking waiting for file lock on package cache
[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] [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 graceful-0.1.1 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-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/graceful/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] c40839330bbc040e45a1d92ec1fbb657a0cb25782bfa9e237916e501b8152c07
[INFO] running `"docker" "start" "-a" "c40839330bbc040e45a1d92ec1fbb657a0cb25782bfa9e237916e501b8152c07"`
[INFO] [stderr]    Compiling graceful v0.1.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `"docker" "inspect" "c40839330bbc040e45a1d92ec1fbb657a0cb25782bfa9e237916e501b8152c07"`
[INFO] running `"docker" "rm" "-f" "c40839330bbc040e45a1d92ec1fbb657a0cb25782bfa9e237916e501b8152c07"`
[INFO] [stdout] c40839330bbc040e45a1d92ec1fbb657a0cb25782bfa9e237916e501b8152c07
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/graceful/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 2546fdc21ce8025415691ded04cfefd641be4f2d310860c3b52bec0d1123e6fa
[INFO] running `"docker" "start" "-a" "2546fdc21ce8025415691ded04cfefd641be4f2d310860c3b52bec0d1123e6fa"`
[INFO] [stderr]    Compiling graceful v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::sync::atomic::ATOMIC_BOOL_INIT': the `new` function is now preferred
[INFO] [stderr]  --> examples/simple.rs:3:25
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::sync::atomic::{ATOMIC_BOOL_INIT, AtomicBool, Ordering};
[INFO] [stderr]   |                         ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::atomic::ATOMIC_BOOL_INIT': the `new` function is now preferred
[INFO] [stderr]  --> examples/simple.rs:9:27
[INFO] [stderr]   |
[INFO] [stderr] 9 | static STOP: AtomicBool = ATOMIC_BOOL_INIT;
[INFO] [stderr]   |                           ^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `AtomicBool::new(false)`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.32s
[INFO] running `"docker" "inspect" "2546fdc21ce8025415691ded04cfefd641be4f2d310860c3b52bec0d1123e6fa"`
[INFO] running `"docker" "rm" "-f" "2546fdc21ce8025415691ded04cfefd641be4f2d310860c3b52bec0d1123e6fa"`
[INFO] [stdout] 2546fdc21ce8025415691ded04cfefd641be4f2d310860c3b52bec0d1123e6fa
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/graceful/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 34c0e8ab79c96b1c065ca4967ac0cb5afae8eaae3a213950beccb178e0d7ffa6
[INFO] running `"docker" "start" "-a" "34c0e8ab79c96b1c065ca4967ac0cb5afae8eaae3a213950beccb178e0d7ffa6"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/graceful-9fa62c983e5167ae
[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 graceful
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs -  (line 23) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "34c0e8ab79c96b1c065ca4967ac0cb5afae8eaae3a213950beccb178e0d7ffa6"`
[INFO] running `"docker" "rm" "-f" "34c0e8ab79c96b1c065ca4967ac0cb5afae8eaae3a213950beccb178e0d7ffa6"`
[INFO] [stdout] 34c0e8ab79c96b1c065ca4967ac0cb5afae8eaae3a213950beccb178e0d7ffa6