[INFO] crate mempool 0.3.1 is already in cache
[INFO] extracting crate mempool 0.3.1 into work/ex/beta-1.37-6/sources/1.36.0/reg/mempool/0.3.1
[INFO] extracting crate mempool 0.3.1 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/mempool/0.3.1
[INFO] validating manifest of mempool-0.3.1 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 mempool-0.3.1 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 mempool-0.3.1
[INFO] finished frobbing mempool-0.3.1
[INFO] frobbed toml for mempool-0.3.1 written to work/ex/beta-1.37-6/sources/1.36.0/reg/mempool/0.3.1/Cargo.toml
[INFO] started frobbing mempool-0.3.1
[INFO] finished frobbing mempool-0.3.1
[INFO] frobbed toml for mempool-0.3.1 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/mempool/0.3.1/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 mempool-0.3.1 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/mempool/0.3.1:/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] 0e3314731244f6610a567556d1d2d4b3468245798211ed54b0d166b7fab8e32a
[INFO] running `"docker" "start" "-a" "0e3314731244f6610a567556d1d2d4b3468245798211ed54b0d166b7fab8e32a"`
[INFO] [stderr]    Compiling mempool v0.3.1 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::sync::atomic::ATOMIC_USIZE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/lib.rs:28:38
[INFO] [stderr]    |
[INFO] [stderr] 28 | use std::sync::atomic::{AtomicUsize, ATOMIC_USIZE_INIT};
[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_USIZE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/lib.rs:38:31
[INFO] [stderr]    |
[INFO] [stderr] 38 | static COUNTER: AtomicUsize = ATOMIC_USIZE_INIT;
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `AtomicUsize::new(0)`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `"docker" "inspect" "0e3314731244f6610a567556d1d2d4b3468245798211ed54b0d166b7fab8e32a"`
[INFO] running `"docker" "rm" "-f" "0e3314731244f6610a567556d1d2d4b3468245798211ed54b0d166b7fab8e32a"`
[INFO] [stdout] 0e3314731244f6610a567556d1d2d4b3468245798211ed54b0d166b7fab8e32a
[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/mempool/0.3.1:/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] dd2756910871cc220a0ae72128215243bc42345e2edcd9ef8e73878d17f8c1dd
[INFO] running `"docker" "start" "-a" "dd2756910871cc220a0ae72128215243bc42345e2edcd9ef8e73878d17f8c1dd"`
[INFO] [stderr]    Compiling syncbox v0.2.4
[INFO] [stderr]    Compiling mempool v0.3.1 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::sync::atomic::ATOMIC_USIZE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/lib.rs:28:38
[INFO] [stderr]    |
[INFO] [stderr] 28 | use std::sync::atomic::{AtomicUsize, ATOMIC_USIZE_INIT};
[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_USIZE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/lib.rs:38:31
[INFO] [stderr]    |
[INFO] [stderr] 38 | static COUNTER: AtomicUsize = ATOMIC_USIZE_INIT;
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `AtomicUsize::new(0)`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.63s
[INFO] running `"docker" "inspect" "dd2756910871cc220a0ae72128215243bc42345e2edcd9ef8e73878d17f8c1dd"`
[INFO] running `"docker" "rm" "-f" "dd2756910871cc220a0ae72128215243bc42345e2edcd9ef8e73878d17f8c1dd"`
[INFO] [stdout] dd2756910871cc220a0ae72128215243bc42345e2edcd9ef8e73878d17f8c1dd
[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/mempool/0.3.1:/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] e2820b2a9c45d50f51ed91f7620ab2841e8abfbdfec8c27268e1351ad960ccb3
[INFO] running `"docker" "start" "-a" "e2820b2a9c45d50f51ed91f7620ab2841e8abfbdfec8c27268e1351ad960ccb3"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/mempool-c46ef780990bb946
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::reuse ... ok
[INFO] [stdout] test tests::is_sync ... ok
[INFO] [stdout] test tests::empty ... ok
[INFO] [stdout] test tests::no_reuse ... ok
[INFO] [stderr]    Doc-tests mempool
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs -  (line 11) ... 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" "e2820b2a9c45d50f51ed91f7620ab2841e8abfbdfec8c27268e1351ad960ccb3"`
[INFO] running `"docker" "rm" "-f" "e2820b2a9c45d50f51ed91f7620ab2841e8abfbdfec8c27268e1351ad960ccb3"`
[INFO] [stdout] e2820b2a9c45d50f51ed91f7620ab2841e8abfbdfec8c27268e1351ad960ccb3