[INFO] fetching crate implicit-await 0.1.0...
[INFO] testing implicit-await-0.1.0 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate implicit-await 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate implicit-await 0.1.0
[INFO] finished tweaking crates.io crate implicit-await 0.1.0
[INFO] tweaked toml for crates.io crate implicit-await 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate implicit-await 0.1.0 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 36 packages to latest compatible versions
[INFO] [stderr]       Adding futures-channel-preview v0.3.0-alpha.18 (available: v0.3.0-alpha.19)
[INFO] [stderr]       Adding futures-core-preview v0.3.0-alpha.18 (available: v0.3.0-alpha.19)
[INFO] [stderr]       Adding futures-executor-preview v0.3.0-alpha.18 (available: v0.3.0-alpha.19)
[INFO] [stderr]       Adding futures-io-preview v0.3.0-alpha.18 (available: v0.3.0-alpha.19)
[INFO] [stderr]       Adding futures-join-macro-preview v0.3.0-alpha.18 (available: v0.3.0-alpha.19)
[INFO] [stderr]       Adding futures-preview v0.3.0-alpha.18 (available: v0.3.0-alpha.19)
[INFO] [stderr]       Adding futures-select-macro-preview v0.3.0-alpha.18 (available: v0.3.0-alpha.19)
[INFO] [stderr]       Adding futures-sink-preview v0.3.0-alpha.18 (available: v0.3.0-alpha.19)
[INFO] [stderr]       Adding futures-util-preview v0.3.0-alpha.18 (available: v0.3.0-alpha.19)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e3122d511b1d9e36c9d82181df50c2563e50b23f2ff5490daa034e70c95bb786
[INFO] running `Command { std: "docker" "start" "-a" "e3122d511b1d9e36c9d82181df50c2563e50b23f2ff5490daa034e70c95bb786", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e3122d511b1d9e36c9d82181df50c2563e50b23f2ff5490daa034e70c95bb786", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3122d511b1d9e36c9d82181df50c2563e50b23f2ff5490daa034e70c95bb786", kill_on_drop: false }`
[INFO] [stdout] e3122d511b1d9e36c9d82181df50c2563e50b23f2ff5490daa034e70c95bb786
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8fe015d2d39d31a65a96e82e902071de41e87a6912aea968d8945f35fab7d00c
[INFO] running `Command { std: "docker" "start" "-a" "8fe015d2d39d31a65a96e82e902071de41e87a6912aea968d8945f35fab7d00c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling implicit-await-macro v0.1.0
[INFO] [stderr]    Compiling implicit-await v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated type alias `std::alloc::LayoutErr`: Name does not follow std convention, use LayoutError
[INFO] [stdout]  --> src/as_future_core.rs:3:18
[INFO] [stdout]   |
[INFO] [stdout] 3 |     core::alloc::LayoutErr
[INFO] [stdout]   |                  ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.41s
[INFO] running `Command { std: "docker" "inspect" "8fe015d2d39d31a65a96e82e902071de41e87a6912aea968d8945f35fab7d00c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fe015d2d39d31a65a96e82e902071de41e87a6912aea968d8945f35fab7d00c", kill_on_drop: false }`
[INFO] [stdout] 8fe015d2d39d31a65a96e82e902071de41e87a6912aea968d8945f35fab7d00c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8c2374a9dd0d4955f98da67283d821285af1375a13ac2d427c267c815175f516
[INFO] running `Command { std: "docker" "start" "-a" "8c2374a9dd0d4955f98da67283d821285af1375a13ac2d427c267c815175f516", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling cfg-if v1.0.3
[INFO] [stderr]    Compiling proc-macro-hack v0.5.20+deprecated
[INFO] [stderr]    Compiling futures-core-preview v0.3.0-alpha.18
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling futures-io-preview v0.3.0-alpha.18
[INFO] [stderr]    Compiling slab v0.4.11
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stdout] warning: use of deprecated type alias `std::alloc::LayoutErr`: Name does not follow std convention, use LayoutError
[INFO] [stdout]  --> src/as_future_core.rs:3:18
[INFO] [stdout]   |
[INFO] [stdout] 3 |     core::alloc::LayoutErr
[INFO] [stdout]   |                  ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling futures-sink-preview v0.3.0-alpha.18
[INFO] [stderr]    Compiling futures-channel-preview v0.3.0-alpha.18
[INFO] [stderr]    Compiling futures-select-macro-preview v0.3.0-alpha.18
[INFO] [stderr]    Compiling futures-join-macro-preview v0.3.0-alpha.18
[INFO] [stderr]    Compiling num_cpus v1.17.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling futures-util-preview v0.3.0-alpha.18
[INFO] [stderr]    Compiling futures-executor-preview v0.3.0-alpha.18
[INFO] [stderr]    Compiling futures-preview v0.3.0-alpha.18
[INFO] [stderr]    Compiling implicit-await v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `async_await` has been stable since 1.39.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> examples/sum.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(async_await)]
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `std::alloc::LayoutErr`: Name does not follow std convention, use LayoutError
[INFO] [stdout]  --> src/as_future_core.rs:3:18
[INFO] [stdout]   |
[INFO] [stdout] 3 |     core::alloc::LayoutErr
[INFO] [stdout]   |                  ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 6.44s
[INFO] running `Command { std: "docker" "inspect" "8c2374a9dd0d4955f98da67283d821285af1375a13ac2d427c267c815175f516", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c2374a9dd0d4955f98da67283d821285af1375a13ac2d427c267c815175f516", kill_on_drop: false }`
[INFO] [stdout] 8c2374a9dd0d4955f98da67283d821285af1375a13ac2d427c267c815175f516
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9eba3182bd9c2c5c6571428cfd5449c56b199bba0c2c7992e6c8dc8e5503cb0e
[INFO] running `Command { std: "docker" "start" "-a" "9eba3182bd9c2c5c6571428cfd5449c56b199bba0c2c7992e6c8dc8e5503cb0e", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated type alias `std::alloc::LayoutErr`: Name does not follow std convention, use LayoutError
[INFO] [stderr]  --> src/as_future_core.rs:3:18
[INFO] [stderr]   |
[INFO] [stderr] 3 |     core::alloc::LayoutErr
[INFO] [stderr]   |                  ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `implicit-await` (lib) generated 1 warning
[INFO] [stderr] warning: the feature `async_await` has been stable since 1.39.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> examples/sum.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(async_await)]
[INFO] [stderr]   |            ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `implicit-await` (example "sum") generated 1 warning
[INFO] [stderr] warning: `implicit-await` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/implicit_await-d4e052998f3a0709)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests implicit_await
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9eba3182bd9c2c5c6571428cfd5449c56b199bba0c2c7992e6c8dc8e5503cb0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9eba3182bd9c2c5c6571428cfd5449c56b199bba0c2c7992e6c8dc8e5503cb0e", kill_on_drop: false }`
[INFO] [stdout] 9eba3182bd9c2c5c6571428cfd5449c56b199bba0c2c7992e6c8dc8e5503cb0e