[INFO] crate futures-promises 0.1.10 is already in cache
[INFO] testing futures-promises-0.1.10 against beta-2019-09-28 for beta-1.39-1
[INFO] extracting crate futures-promises 0.1.10 into work/builds/worker-7/source
[INFO] validating manifest of crates.io crate futures-promises 0.1.10 on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate futures-promises 0.1.10
[INFO] finished tweaking crates.io crate futures-promises 0.1.10
[INFO] tweaked toml for crates.io crate futures-promises 0.1.10 written to work/builds/worker-7/source/Cargo.toml
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] 7f1ffc182b8e023785ccd3173e13442d31fab7cfcbc833518bc5edec0b550cb9
[INFO] running `"docker" "start" "-a" "7f1ffc182b8e023785ccd3173e13442d31fab7cfcbc833518bc5edec0b550cb9"`
[INFO] [stderr]    Compiling futures-promises v0.1.10 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around `match` head expression
[INFO] [stderr]   --> src/lib.rs:45:19
[INFO] [stderr]    |
[INFO] [stderr] 45 |             match (&mut guard.1) {
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `"docker" "inspect" "7f1ffc182b8e023785ccd3173e13442d31fab7cfcbc833518bc5edec0b550cb9"`
[INFO] running `"docker" "rm" "-f" "7f1ffc182b8e023785ccd3173e13442d31fab7cfcbc833518bc5edec0b550cb9"`
[INFO] [stdout] 7f1ffc182b8e023785ccd3173e13442d31fab7cfcbc833518bc5edec0b550cb9
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] cf2b78dc3468bb718b67f2cfd21b289140f661b6a99e17b4f2302ac29f7e3869
[INFO] running `"docker" "start" "-a" "cf2b78dc3468bb718b67f2cfd21b289140f661b6a99e17b4f2302ac29f7e3869"`
[INFO] [stderr]    Compiling futures-promises v0.1.10 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around `match` head expression
[INFO] [stderr]   --> src/lib.rs:45:19
[INFO] [stderr]    |
[INFO] [stderr] 45 |             match (&mut guard.1) {
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `"docker" "inspect" "cf2b78dc3468bb718b67f2cfd21b289140f661b6a99e17b4f2302ac29f7e3869"`
[INFO] running `"docker" "rm" "-f" "cf2b78dc3468bb718b67f2cfd21b289140f661b6a99e17b4f2302ac29f7e3869"`
[INFO] [stdout] cf2b78dc3468bb718b67f2cfd21b289140f661b6a99e17b4f2302ac29f7e3869
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen"`
[INFO] [stdout] b200c7dd0edfb6bcc6b1d9a592d7240aad43129285293fd8f38c9e9ad5cc0f76
[INFO] running `"docker" "start" "-a" "b200c7dd0edfb6bcc6b1d9a592d7240aad43129285293fd8f38c9e9ad5cc0f76"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/futures_promises-c68fb857932f5617
[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 futures-promises
[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" "b200c7dd0edfb6bcc6b1d9a592d7240aad43129285293fd8f38c9e9ad5cc0f76"`
[INFO] running `"docker" "rm" "-f" "b200c7dd0edfb6bcc6b1d9a592d7240aad43129285293fd8f38c9e9ad5cc0f76"`
[INFO] [stdout] b200c7dd0edfb6bcc6b1d9a592d7240aad43129285293fd8f38c9e9ad5cc0f76