[INFO] fetching crate io-reactor 0.5.2...
[INFO] testing io-reactor-0.5.2 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate io-reactor 0.5.2 into /workspace/builds/worker-7-tc1/source
[INFO] removed /workspace/builds/worker-7-tc1/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate io-reactor 0.5.2
[INFO] finished tweaking crates.io crate io-reactor 0.5.2
[INFO] tweaked toml for crates.io crate io-reactor 0.5.2 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate io-reactor 0.5.2 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 42 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ascii v1.1.0
[INFO] [stderr]   Downloaded popol v3.0.1
[INFO] [stderr]   Downloaded amplify_num v0.5.3
[INFO] [stderr]   Downloaded amplify_syn v2.0.1
[INFO] [stderr]   Downloaded amplify_derive v4.0.1
[INFO] [stderr]   Downloaded amplify v4.9.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 25e8e64e42e2ba1aaba33336064e7a35cadeb02258ad8d8e57d6a495f79184e6
[INFO] running `Command { std: "docker" "start" "-a" "25e8e64e42e2ba1aaba33336064e7a35cadeb02258ad8d8e57d6a495f79184e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "25e8e64e42e2ba1aaba33336064e7a35cadeb02258ad8d8e57d6a495f79184e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25e8e64e42e2ba1aaba33336064e7a35cadeb02258ad8d8e57d6a495f79184e6", kill_on_drop: false }`
[INFO] [stdout] 25e8e64e42e2ba1aaba33336064e7a35cadeb02258ad8d8e57d6a495f79184e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 789053f248654b8c8257bdb91469b9369ecb27cb253b9f7cbb11c6c73c3c922f
[INFO] running `Command { std: "docker" "start" "-a" "789053f248654b8c8257bdb91469b9369ecb27cb253b9f7cbb11c6c73c3c922f", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling ascii v1.1.0
[INFO] [stderr]    Compiling amplify_num v0.5.3
[INFO] [stderr]    Compiling popol v3.0.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.15
[INFO] [stderr]    Compiling amplify_syn v2.0.1
[INFO] [stderr]    Compiling amplify_derive v4.0.1
[INFO] [stderr]    Compiling amplify v4.9.0
[INFO] [stderr]    Compiling io-reactor v0.5.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.67s
[INFO] running `Command { std: "docker" "inspect" "789053f248654b8c8257bdb91469b9369ecb27cb253b9f7cbb11c6c73c3c922f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "789053f248654b8c8257bdb91469b9369ecb27cb253b9f7cbb11c6c73c3c922f", kill_on_drop: false }`
[INFO] [stdout] 789053f248654b8c8257bdb91469b9369ecb27cb253b9f7cbb11c6c73c3c922f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a93a9623d4257d2a41874b98d02b989987bdb0c23d812c08e4ee1f8cfd05b996
[INFO] running `Command { std: "docker" "start" "-a" "a93a9623d4257d2a41874b98d02b989987bdb0c23d812c08e4ee1f8cfd05b996", kill_on_drop: false }`
[INFO] [stderr]    Compiling io-reactor v0.5.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `Command { std: "docker" "inspect" "a93a9623d4257d2a41874b98d02b989987bdb0c23d812c08e4ee1f8cfd05b996", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a93a9623d4257d2a41874b98d02b989987bdb0c23d812c08e4ee1f8cfd05b996", kill_on_drop: false }`
[INFO] [stdout] a93a9623d4257d2a41874b98d02b989987bdb0c23d812c08e4ee1f8cfd05b996
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] deaf4b6853f31a82a38a7088c364ad11c45d47208ada884988ce6a85ffa3cf78
[INFO] running `Command { std: "docker" "start" "-a" "deaf4b6853f31a82a38a7088c364ad11c45d47208ada884988ce6a85ffa3cf78", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/reactor-730530527a716401)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test timeouts::tests::test_wake ... ok
[INFO] [stdout] test timeouts::tests::test_wake_exact ... ok
[INFO] [stdout] test timeouts::tests::test_next ... ok
[INFO] [stdout] test reactor::test::timer ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests reactor
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/timeouts.rs - timeouts::Timer::next_expiring_from (line 109) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.30s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "deaf4b6853f31a82a38a7088c364ad11c45d47208ada884988ce6a85ffa3cf78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "deaf4b6853f31a82a38a7088c364ad11c45d47208ada884988ce6a85ffa3cf78", kill_on_drop: false }`
[INFO] [stdout] deaf4b6853f31a82a38a7088c364ad11c45d47208ada884988ce6a85ffa3cf78