[INFO] fetching crate tokio-tower 0.4.0... [INFO] testing tokio-tower-0.4.0 against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296 [INFO] extracting crate tokio-tower 0.4.0 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate tokio-tower 0.4.0 on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate tokio-tower 0.4.0 [INFO] finished tweaking crates.io crate tokio-tower 0.4.0 [INFO] tweaked toml for crates.io crate tokio-tower 0.4.0 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b8433e07e12bd67e6c0ff23ac7968f2b0af2fe9a16cfcd3d5caa78b84499b1e8 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "b8433e07e12bd67e6c0ff23ac7968f2b0af2fe9a16cfcd3d5caa78b84499b1e8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b8433e07e12bd67e6c0ff23ac7968f2b0af2fe9a16cfcd3d5caa78b84499b1e8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b8433e07e12bd67e6c0ff23ac7968f2b0af2fe9a16cfcd3d5caa78b84499b1e8", kill_on_drop: false }` [INFO] [stdout] b8433e07e12bd67e6c0ff23ac7968f2b0af2fe9a16cfcd3d5caa78b84499b1e8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5f322dd6950cabbe92fe0be97d5e26084f554a1d0d57f190b1e206b358724ad5 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "5f322dd6950cabbe92fe0be97d5e26084f554a1d0d57f190b1e206b358724ad5", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.52 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling libc v0.2.80 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Compiling slab v0.4.2 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling proc-macro-nested v0.1.6 [INFO] [stderr] Compiling bytes v0.5.6 [INFO] [stderr] Compiling once_cell v1.5.2 [INFO] [stderr] Compiling pin-project-lite v0.1.11 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling pin-utils v0.1.0 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling pin-project-lite v0.2.0 [INFO] [stderr] Compiling tracing-core v0.1.17 [INFO] [stderr] Compiling futures-task v0.3.8 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling crossbeam-channel v0.4.4 [INFO] [stderr] Compiling crossbeam-queue v0.2.3 [INFO] [stderr] Compiling net2 v0.2.36 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling mio v0.6.22 [INFO] [stderr] Compiling crossbeam-deque v0.7.3 [INFO] [stderr] Compiling crossbeam v0.7.3 [INFO] [stderr] Compiling pin-project-internal v0.4.27 [INFO] [stderr] Compiling tokio-macros v0.2.6 [INFO] [stderr] Compiling pin-project-internal v1.0.2 [INFO] [stderr] Compiling tracing-attributes v0.1.11 [INFO] [stderr] Compiling futures-macro v0.3.8 [INFO] [stderr] Compiling tokio v0.2.23 [INFO] [stderr] Compiling pin-project v1.0.2 [INFO] [stderr] Compiling futures-util v0.3.8 [INFO] [stderr] Compiling tracing v0.1.22 [INFO] [stderr] Compiling pin-project v0.4.27 [INFO] [stderr] Compiling tower-discover v0.3.0 [INFO] [stderr] Compiling tower-load v0.3.0 [INFO] [stderr] Compiling tokio-tower v0.4.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 57.68s [INFO] running `Command { std: "docker" "inspect" "5f322dd6950cabbe92fe0be97d5e26084f554a1d0d57f190b1e206b358724ad5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5f322dd6950cabbe92fe0be97d5e26084f554a1d0d57f190b1e206b358724ad5", kill_on_drop: false }` [INFO] [stdout] 5f322dd6950cabbe92fe0be97d5e26084f554a1d0d57f190b1e206b358724ad5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 2520225617aa70c04325df35bb65ea96ee5f46075adb63099d04fb4bc43a7774 [INFO] running `Command { std: "docker" "start" "-a" "2520225617aa70c04325df35bb65ea96ee5f46075adb63099d04fb4bc43a7774", kill_on_drop: false }` [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling serde v1.0.117 [INFO] [stderr] Compiling serde_derive v1.0.117 [INFO] [stderr] Compiling tokio-test v0.2.1 [INFO] [stderr] Compiling tower-test v0.3.0 [INFO] [stderr] Compiling bincode v1.3.1 [INFO] [stderr] Compiling async-bincode v0.5.1 [INFO] [stderr] Compiling tokio-tower v0.4.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 23.83s [INFO] running `Command { std: "docker" "inspect" "2520225617aa70c04325df35bb65ea96ee5f46075adb63099d04fb4bc43a7774", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2520225617aa70c04325df35bb65ea96ee5f46075adb63099d04fb4bc43a7774", kill_on_drop: false }` [INFO] [stdout] 2520225617aa70c04325df35bb65ea96ee5f46075adb63099d04fb4bc43a7774 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 12bf4fba9b0e4569dab1bd75566248ddf485b6fecf71bb5ad62d1e38476bd80f [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "12bf4fba9b0e4569dab1bd75566248ddf485b6fecf71bb5ad62d1e38476bd80f", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.11s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/tokio_tower-87ceacd49b2ca7b2 [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test mediator::test::basic ... ok [INFO] [stdout] test mediator::test::notified_on_empty_drop ... ok [INFO] [stderr] Running /opt/rustwide/target/debug/deps/lib-1c93b0b769bad9c2 [INFO] [stdout] test mediator::test::sender_sees_receiver_drop ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 5 tests [INFO] [stdout] test pipeline::client::it_works ... ok [INFO] [stdout] test multiplex::integration ... ok [INFO] [stdout] test pipeline::integration ... ok [INFO] [stdout] test multiplex::racing_close ... ok [INFO] [stderr] Doc-tests tokio-tower [INFO] [stdout] test pipeline::racing_close ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/lib.rs - (line 44) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "12bf4fba9b0e4569dab1bd75566248ddf485b6fecf71bb5ad62d1e38476bd80f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "12bf4fba9b0e4569dab1bd75566248ddf485b6fecf71bb5ad62d1e38476bd80f", kill_on_drop: false }` [INFO] [stdout] 12bf4fba9b0e4569dab1bd75566248ddf485b6fecf71bb5ad62d1e38476bd80f