[INFO] crate polyester 0.1.0 is already in cache
[INFO] extracting crate polyester 0.1.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/polyester/0.1.0
[INFO] extracting crate polyester 0.1.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/polyester/0.1.0
[INFO] validating manifest of polyester-0.1.0 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 polyester-0.1.0 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 polyester-0.1.0
[INFO] finished frobbing polyester-0.1.0
[INFO] frobbed toml for polyester-0.1.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/polyester/0.1.0/Cargo.toml
[INFO] started frobbing polyester-0.1.0
[INFO] finished frobbing polyester-0.1.0
[INFO] frobbed toml for polyester-0.1.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/polyester/0.1.0/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 polyester-0.1.0 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-6/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/polyester/0.1.0:/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 7b58c3dc4ac6287bddbb7eaa0a091a2f14c39f653a234e9461227a6bc2b9d6e8
[INFO] running `"docker" "start" "-a" "7b58c3dc4ac6287bddbb7eaa0a091a2f14c39f653a234e9461227a6bc2b9d6e8"`
[INFO] [stderr]    Compiling crossbeam v0.3.2
[INFO] [stderr]    Compiling coco v0.3.4
[INFO] [stderr]    Compiling synchronoise v0.4.0
[INFO] [stderr]    Compiling polyester v0.1.0 (/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:19:50
[INFO] [stderr]    |
[INFO] [stderr] 19 | use std::sync::atomic::{AtomicBool, 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:368:36
[INFO] [stderr]     |
[INFO] [stderr] 368 | static THREAD_COUNT: 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 1.22s
[INFO] running `"docker" "inspect" "7b58c3dc4ac6287bddbb7eaa0a091a2f14c39f653a234e9461227a6bc2b9d6e8"`
[INFO] running `"docker" "rm" "-f" "7b58c3dc4ac6287bddbb7eaa0a091a2f14c39f653a234e9461227a6bc2b9d6e8"`
[INFO] [stdout] 7b58c3dc4ac6287bddbb7eaa0a091a2f14c39f653a234e9461227a6bc2b9d6e8
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/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/polyester/0.1.0:/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] f9ae0f671fb042dc4c81b654e60cc4918b1309b20146cd946290ac6c3c020e6e
[INFO] running `"docker" "start" "-a" "f9ae0f671fb042dc4c81b654e60cc4918b1309b20146cd946290ac6c3c020e6e"`
[INFO] [stderr]    Compiling polyester v0.1.0 (/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:19:50
[INFO] [stderr]    |
[INFO] [stderr] 19 | use std::sync::atomic::{AtomicBool, 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:368:36
[INFO] [stderr]     |
[INFO] [stderr] 368 | static THREAD_COUNT: 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 1.19s
[INFO] running `"docker" "inspect" "f9ae0f671fb042dc4c81b654e60cc4918b1309b20146cd946290ac6c3c020e6e"`
[INFO] running `"docker" "rm" "-f" "f9ae0f671fb042dc4c81b654e60cc4918b1309b20146cd946290ac6c3c020e6e"`
[INFO] [stdout] f9ae0f671fb042dc4c81b654e60cc4918b1309b20146cd946290ac6c3c020e6e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/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/polyester/0.1.0:/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 8661b6c2d1017c5fca2d45d25728514008c9d94d71d15f9d8882ea862104153e
[INFO] running `"docker" "start" "-a" "8661b6c2d1017c5fca2d45d25728514008c9d94d71d15f9d8882ea862104153e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/polyester-b7f32268f8aa7220
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::basic_fold ... ok
[INFO] [stdout] test tests::basic_map ... ok
[INFO] [stderr]    Doc-tests polyester
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - Polyester::par_fold (line 60) ... ok
[INFO] [stdout] test src/lib.rs - Polyester::par_map (line 103) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "8661b6c2d1017c5fca2d45d25728514008c9d94d71d15f9d8882ea862104153e"`
[INFO] running `"docker" "rm" "-f" "8661b6c2d1017c5fca2d45d25728514008c9d94d71d15f9d8882ea862104153e"`
[INFO] [stdout] 8661b6c2d1017c5fca2d45d25728514008c9d94d71d15f9d8882ea862104153e