[INFO] fetching crate stream-cancel 0.8.1...
[INFO] testing stream-cancel-0.8.1 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate stream-cancel 0.8.1 into /workspace/builds/worker-111/source
[INFO] validating manifest of crates.io crate stream-cancel 0.8.1 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate stream-cancel 0.8.1
[INFO] finished tweaking crates.io crate stream-cancel 0.8.1
[INFO] tweaked toml for crates.io crate stream-cancel 0.8.1 written to /workspace/builds/worker-111/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 76fbbcbcf2a92a84bc1ab7b28454a29c0171816835065a1911187a54bfd91dca
[INFO] running `Command { std: "docker" "start" "-a" "76fbbcbcf2a92a84bc1ab7b28454a29c0171816835065a1911187a54bfd91dca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "76fbbcbcf2a92a84bc1ab7b28454a29c0171816835065a1911187a54bfd91dca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76fbbcbcf2a92a84bc1ab7b28454a29c0171816835065a1911187a54bfd91dca", kill_on_drop: false }`
[INFO] [stdout] 76fbbcbcf2a92a84bc1ab7b28454a29c0171816835065a1911187a54bfd91dca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c233f57e95eec2d6f781c0d418c8c5b9d18b670f1e857b0e9368d1febbc359ec
[INFO] running `Command { std: "docker" "start" "-a" "c233f57e95eec2d6f781c0d418c8c5b9d18b670f1e857b0e9368d1febbc359ec", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling lock_api v0.4.5
[INFO] [stderr]    Compiling tokio v1.14.0
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling mio v0.7.14
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling pin-project-internal v1.0.8
[INFO] [stderr]    Compiling tokio-macros v1.6.0
[INFO] [stderr]    Compiling pin-project v1.0.8
[INFO] [stderr]    Compiling stream-cancel v0.8.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.79s
[INFO] running `Command { std: "docker" "inspect" "c233f57e95eec2d6f781c0d418c8c5b9d18b670f1e857b0e9368d1febbc359ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c233f57e95eec2d6f781c0d418c8c5b9d18b670f1e857b0e9368d1febbc359ec", kill_on_drop: false }`
[INFO] [stdout] c233f57e95eec2d6f781c0d418c8c5b9d18b670f1e857b0e9368d1febbc359ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 95e315b8de5bfb951dad09ddb609d8a6bff0bdf814316e49902430760ffa7eca
[INFO] running `Command { std: "docker" "start" "-a" "95e315b8de5bfb951dad09ddb609d8a6bff0bdf814316e49902430760ffa7eca", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling futures-sink v0.3.17
[INFO] [stderr]    Compiling futures-io v0.3.17
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling futures-macro v0.3.17
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling tokio-stream v0.1.8
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]    Compiling futures-executor v0.3.17
[INFO] [stderr]    Compiling futures v0.3.17
[INFO] [stderr]    Compiling stream-cancel v0.8.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 12.75s
[INFO] running `Command { std: "docker" "inspect" "95e315b8de5bfb951dad09ddb609d8a6bff0bdf814316e49902430760ffa7eca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95e315b8de5bfb951dad09ddb609d8a6bff0bdf814316e49902430760ffa7eca", kill_on_drop: false }`
[INFO] [stdout] 95e315b8de5bfb951dad09ddb609d8a6bff0bdf814316e49902430760ffa7eca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ec4a2afcca2ad9fb521ff068190149131ac7ecab3bf02af187a70b5eef319ce4
[INFO] running `Command { std: "docker" "start" "-a" "ec4a2afcca2ad9fb521ff068190149131ac7ecab3bf02af187a70b5eef319ce4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/stream_cancel-68d76da870fc4135)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test wrapper::tests::valved_stream_may_be_dropped_safely ... ok
[INFO] [stdout] test tests::multi_interrupt ... ok
[INFO] [stdout] test tests::tokio_rt_on_idle ... ok
[INFO] [stdout] test tests::yields_many ... ok
[INFO] [stdout] test tests::yields_some ... ok
[INFO] [stdout] test tests::tokio_run ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.10s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests stream-cancel
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/combinator.rs - combinator::StreamExt::take_until_if (line 36) ... ok
[INFO] [stdout] test src/lib.rs - (line 15) ... ok
[INFO] [stdout] test src/lib.rs - (line 82) ... ok
[INFO] [stdout] test src/lib.rs - (line 48) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.05s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ec4a2afcca2ad9fb521ff068190149131ac7ecab3bf02af187a70b5eef319ce4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec4a2afcca2ad9fb521ff068190149131ac7ecab3bf02af187a70b5eef319ce4", kill_on_drop: false }`
[INFO] [stdout] ec4a2afcca2ad9fb521ff068190149131ac7ecab3bf02af187a70b5eef319ce4