[INFO] crate rw-stream-sink 0.2.1 is already in cache
[INFO] testing rw-stream-sink-0.2.1 against 1.45.2 for beta-1.46-1
[INFO] extracting crate rw-stream-sink 0.2.1 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate rw-stream-sink 0.2.1 on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rw-stream-sink 0.2.1
[INFO] finished tweaking crates.io crate rw-stream-sink 0.2.1
[INFO] tweaked toml for crates.io crate rw-stream-sink 0.2.1 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cbc8ecfa94c93637edd14ca81aa6a831917d97eb27fc388f95e919c747b4fa6d
[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" "cbc8ecfa94c93637edd14ca81aa6a831917d97eb27fc388f95e919c747b4fa6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cbc8ecfa94c93637edd14ca81aa6a831917d97eb27fc388f95e919c747b4fa6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbc8ecfa94c93637edd14ca81aa6a831917d97eb27fc388f95e919c747b4fa6d", kill_on_drop: false }`
[INFO] [stdout] cbc8ecfa94c93637edd14ca81aa6a831917d97eb27fc388f95e919c747b4fa6d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a9c213d3b9c915df3b88f41cd3be3c8b246dce8d005926dbdc82180980b31293
[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" "a9c213d3b9c915df3b88f41cd3be3c8b246dce8d005926dbdc82180980b31293", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]    Compiling futures-executor v0.3.5
[INFO] [stderr]    Compiling futures v0.3.5
[INFO] [stderr]    Compiling rw-stream-sink v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.74s
[INFO] running `Command { std: "docker" "inspect" "a9c213d3b9c915df3b88f41cd3be3c8b246dce8d005926dbdc82180980b31293", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9c213d3b9c915df3b88f41cd3be3c8b246dce8d005926dbdc82180980b31293", kill_on_drop: false }`
[INFO] [stdout] a9c213d3b9c915df3b88f41cd3be3c8b246dce8d005926dbdc82180980b31293
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1a5ea46c7de55494633655801ef329469863121439df3737e385233529bec65d
[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" "1a5ea46c7de55494633655801ef329469863121439df3737e385233529bec65d", kill_on_drop: false }`
[INFO] [stderr]    Compiling smol v0.1.18
[INFO] [stderr]    Compiling async-std v1.6.2
[INFO] [stderr]    Compiling rw-stream-sink v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 10.73s
[INFO] running `Command { std: "docker" "inspect" "1a5ea46c7de55494633655801ef329469863121439df3737e385233529bec65d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a5ea46c7de55494633655801ef329469863121439df3737e385233529bec65d", kill_on_drop: false }`
[INFO] [stdout] 1a5ea46c7de55494633655801ef329469863121439df3737e385233529bec65d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a2d65f81e6497583781a815e79bab100b2a908b0633efb8e76252ae99d108204
[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" "a2d65f81e6497583781a815e79bab100b2a908b0633efb8e76252ae99d108204", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.20s
[INFO] [stdout] running 3 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rw_stream_sink-5212e5819822490d
[INFO] [stdout] test tests::partial_read ... ok
[INFO] [stderr]    Doc-tests rw-stream-sink
[INFO] [stdout] test tests::skip_empty_stream_items ... ok
[INFO] [stdout] test tests::basic_reading ... 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 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a2d65f81e6497583781a815e79bab100b2a908b0633efb8e76252ae99d108204", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2d65f81e6497583781a815e79bab100b2a908b0633efb8e76252ae99d108204", kill_on_drop: false }`
[INFO] [stdout] a2d65f81e6497583781a815e79bab100b2a908b0633efb8e76252ae99d108204