[INFO] fetching crate rs_stream 0.1.0...
[INFO] testing rs_stream-0.1.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate rs_stream 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate rs_stream 0.1.0 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rs_stream 0.1.0
[INFO] finished tweaking crates.io crate rs_stream 0.1.0
[INFO] tweaked toml for crates.io crate rs_stream 0.1.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", 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] 09df448c6278b28c3419069e6e11975af4a040f0c319f288ce57fd14cd89a27f
[INFO] running `Command { std: "docker" "start" "-a" "09df448c6278b28c3419069e6e11975af4a040f0c319f288ce57fd14cd89a27f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "09df448c6278b28c3419069e6e11975af4a040f0c319f288ce57fd14cd89a27f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09df448c6278b28c3419069e6e11975af4a040f0c319f288ce57fd14cd89a27f", kill_on_drop: false }`
[INFO] [stdout] 09df448c6278b28c3419069e6e11975af4a040f0c319f288ce57fd14cd89a27f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 59f8df247f53be9f69396d658cba87ea97b837aa71143421de581b413602fb5e
[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" "59f8df247f53be9f69396d658cba87ea97b837aa71143421de581b413602fb5e", kill_on_drop: false }`
[INFO] [stderr]    Compiling rs_stream v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "59f8df247f53be9f69396d658cba87ea97b837aa71143421de581b413602fb5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59f8df247f53be9f69396d658cba87ea97b837aa71143421de581b413602fb5e", kill_on_drop: false }`
[INFO] [stdout] 59f8df247f53be9f69396d658cba87ea97b837aa71143421de581b413602fb5e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ca132bd79ac650dd03aa0c4ba82b4a92ee66b915787424840252bb029e8312f6
[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" "ca132bd79ac650dd03aa0c4ba82b4a92ee66b915787424840252bb029e8312f6", kill_on_drop: false }`
[INFO] [stderr]    Compiling rs_stream v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "ca132bd79ac650dd03aa0c4ba82b4a92ee66b915787424840252bb029e8312f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca132bd79ac650dd03aa0c4ba82b4a92ee66b915787424840252bb029e8312f6", kill_on_drop: false }`
[INFO] [stdout] ca132bd79ac650dd03aa0c4ba82b4a92ee66b915787424840252bb029e8312f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 55e587bd57376aa71f31a36ce84f8cc96736f8cb4df92ab281cc443b7901f09b
[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" "55e587bd57376aa71f31a36ce84f8cc96736f8cb4df92ab281cc443b7901f09b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rs_stream-35ab571bd796c182)
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::it_collects_value ... ok
[INFO] [stdout] test tests::it_filters_ints ... ok
[INFO] [stdout] test tests::it_maps_ints ... ok
[INFO] [stdout] test tests::it_maps_strings ... ok
[INFO] [stdout] test tests::compiles ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rs_stream
[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" "55e587bd57376aa71f31a36ce84f8cc96736f8cb4df92ab281cc443b7901f09b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55e587bd57376aa71f31a36ce84f8cc96736f8cb4df92ab281cc443b7901f09b", kill_on_drop: false }`
[INFO] [stdout] 55e587bd57376aa71f31a36ce84f8cc96736f8cb4df92ab281cc443b7901f09b