[INFO] crate tokio-async-await-test 0.1.0 is already in cache
[INFO] extracting crate tokio-async-await-test 0.1.0 into work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/tokio-async-await-test/0.1.0
[INFO] extracting crate tokio-async-await-test 0.1.0 into work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/tokio-async-await-test/0.1.0
[INFO] validating manifest of tokio-async-await-test-0.1.0 on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of tokio-async-await-test-0.1.0 on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing tokio-async-await-test-0.1.0
[INFO] finished frobbing tokio-async-await-test-0.1.0
[INFO] frobbed toml for tokio-async-await-test-0.1.0 written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/tokio-async-await-test/0.1.0/Cargo.toml
[INFO] started frobbing tokio-async-await-test-0.1.0
[INFO] finished frobbing tokio-async-await-test-0.1.0
[INFO] frobbed toml for tokio-async-await-test-0.1.0 written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/tokio-async-await-test/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing tokio-async-await-test-0.1.0 against master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-0/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/tokio-async-await-test/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=forbid" "-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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "build" "--frozen"`
[INFO] [stdout] 663aa0e1bdf930c0e9aae18eceb6ac77d8113f97129c2412f7535729ba599773
[INFO] running `"docker" "start" "-a" "663aa0e1bdf930c0e9aae18eceb6ac77d8113f97129c2412f7535729ba599773"`
[INFO] [stderr]    Compiling proc-macro-nested v0.1.2
[INFO] [stderr]    Compiling futures v0.1.25
[INFO] [stderr]    Compiling pin-utils v0.1.0-alpha.4
[INFO] [stderr]    Compiling futures-core-preview v0.3.0-alpha.12
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]    Compiling futures-channel-preview v0.3.0-alpha.12
[INFO] [stderr]    Compiling futures-io-preview v0.3.0-alpha.12
[INFO] [stderr]    Compiling futures-sink-preview v0.3.0-alpha.12
[INFO] [stderr]    Compiling tokio-io v0.1.11
[INFO] [stderr]    Compiling tokio-executor v0.1.6
[INFO] [stderr]    Compiling tokio-sync v0.1.0
[INFO] [stderr]    Compiling tokio-threadpool v0.1.11
[INFO] [stderr]    Compiling tokio-current-thread v0.1.4
[INFO] [stderr]    Compiling tokio-timer v0.2.9
[INFO] [stderr]    Compiling tokio-reactor v0.1.8
[INFO] [stderr]    Compiling tokio-codec v0.1.1
[INFO] [stderr]    Compiling tokio-async-await v0.1.5
[INFO] [stderr]    Compiling tokio-fs v0.1.5
[INFO] [stderr]    Compiling tokio-tcp v0.1.3
[INFO] [stderr]    Compiling tokio-udp v0.1.3
[INFO] [stderr]    Compiling tokio-uds v0.2.5
[INFO] [stderr]    Compiling proc-macro-hack v0.5.4
[INFO] [stderr]    Compiling tokio v0.1.15
[INFO] [stderr]    Compiling futures-select-macro-preview v0.3.0-alpha.12
[INFO] [stderr]    Compiling futures-util-preview v0.3.0-alpha.12
[INFO] [stderr]    Compiling futures-executor-preview v0.3.0-alpha.12
[INFO] [stderr]    Compiling futures-preview v0.3.0-alpha.12
[INFO] [stderr]    Compiling tokio-async-await-test v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: the feature `pin` has been stable since 1.33.0 and no longer requires an attribute to enable
[INFO] [stderr]   --> src/lib.rs:51:12
[INFO] [stderr]    |
[INFO] [stderr] 51 | #![feature(pin, async_await, await_macro, futures_api)]
[INFO] [stderr]    |            ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(stable_features)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.75s
[INFO] running `"docker" "inspect" "663aa0e1bdf930c0e9aae18eceb6ac77d8113f97129c2412f7535729ba599773"`
[INFO] running `"docker" "rm" "-f" "663aa0e1bdf930c0e9aae18eceb6ac77d8113f97129c2412f7535729ba599773"`
[INFO] [stdout] 663aa0e1bdf930c0e9aae18eceb6ac77d8113f97129c2412f7535729ba599773
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-0/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/tokio-async-await-test/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=forbid" "-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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] f9132e28c3805a31ea12d62ac5f451950f391959c08dafc89bbcb09e635b2d74
[INFO] running `"docker" "start" "-a" "f9132e28c3805a31ea12d62ac5f451950f391959c08dafc89bbcb09e635b2d74"`
[INFO] [stderr]    Compiling tokio-async-await-test v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: the feature `pin` has been stable since 1.33.0 and no longer requires an attribute to enable
[INFO] [stderr]   --> src/lib.rs:51:12
[INFO] [stderr]    |
[INFO] [stderr] 51 | #![feature(pin, async_await, await_macro, futures_api)]
[INFO] [stderr]    |            ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(stable_features)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `pin` has been stable since 1.33.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> tests/basic.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(pin, async_await, await_macro, futures_api)]
[INFO] [stderr]   |            ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(stable_features)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.76s
[INFO] running `"docker" "inspect" "f9132e28c3805a31ea12d62ac5f451950f391959c08dafc89bbcb09e635b2d74"`
[INFO] running `"docker" "rm" "-f" "f9132e28c3805a31ea12d62ac5f451950f391959c08dafc89bbcb09e635b2d74"`
[INFO] [stdout] f9132e28c3805a31ea12d62ac5f451950f391959c08dafc89bbcb09e635b2d74
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-0/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/tokio-async-await-test/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=forbid" "-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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen"`
[INFO] [stdout] c45082a775cc48d406cac188dc29388038aeda3be2658afd50a649ad0320610a
[INFO] running `"docker" "start" "-a" "c45082a775cc48d406cac188dc29388038aeda3be2658afd50a649ad0320610a"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/tokio_async_await_test-15bed91892bdb17c
[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]      Running /opt/crater/target/debug/deps/basic-3fda9dcf39a222b6
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test basic_current_thread_with_spawn ... ok
[INFO] [stdout] test basic_current_thread ... ok
[INFO] [stdout] test basic_with_spawn ... ok
[INFO] [stdout] test basic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tokio-async-await-test
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs -  (line 39) ... ok
[INFO] [stdout] test src/lib.rs -  (line 22) ... 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" "c45082a775cc48d406cac188dc29388038aeda3be2658afd50a649ad0320610a"`
[INFO] running `"docker" "rm" "-f" "c45082a775cc48d406cac188dc29388038aeda3be2658afd50a649ad0320610a"`
[INFO] [stdout] c45082a775cc48d406cac188dc29388038aeda3be2658afd50a649ad0320610a