[INFO] crate zio-sendfile 0.2.0 is already in cache
[INFO] testing zio-sendfile-0.2.0 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate zio-sendfile 0.2.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate zio-sendfile 0.2.0 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate zio-sendfile 0.2.0
[INFO] finished tweaking crates.io crate zio-sendfile 0.2.0
[INFO] tweaked toml for crates.io crate zio-sendfile 0.2.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] db39d1c253cbdf1a6e4df1df7148e28c5593b8e357def7d3e5fa45e3f32606fc
[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" "db39d1c253cbdf1a6e4df1df7148e28c5593b8e357def7d3e5fa45e3f32606fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "db39d1c253cbdf1a6e4df1df7148e28c5593b8e357def7d3e5fa45e3f32606fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db39d1c253cbdf1a6e4df1df7148e28c5593b8e357def7d3e5fa45e3f32606fc", kill_on_drop: false }`
[INFO] [stdout] db39d1c253cbdf1a6e4df1df7148e28c5593b8e357def7d3e5fa45e3f32606fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 409693e2883c2be44d3e0d60e1fde5c6b0bec5ec11f2e92b8c6fb3e0c0491865
[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" "409693e2883c2be44d3e0d60e1fde5c6b0bec5ec11f2e92b8c6fb3e0c0491865", kill_on_drop: false }`
[INFO] [stderr]    Compiling zio-sendfile v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "409693e2883c2be44d3e0d60e1fde5c6b0bec5ec11f2e92b8c6fb3e0c0491865", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "409693e2883c2be44d3e0d60e1fde5c6b0bec5ec11f2e92b8c6fb3e0c0491865", kill_on_drop: false }`
[INFO] [stdout] 409693e2883c2be44d3e0d60e1fde5c6b0bec5ec11f2e92b8c6fb3e0c0491865
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 24d6ae0ab32780b42b03d3c61c57dd70b082f1e77d2b3033897bee9fba73b15a
[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" "24d6ae0ab32780b42b03d3c61c57dd70b082f1e77d2b3033897bee9fba73b15a", kill_on_drop: false }`
[INFO] [stderr]    Compiling zio-sendfile v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `wrote`
[INFO] [stdout]   --> examples/cp.rs:31:14
[INFO] [stdout]    |
[INFO] [stdout] 31 |         |sf, wrote| {
[INFO] [stdout]    |              ^^^^^ help: if this is intentional, prefix it with an underscore: `_wrote`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "24d6ae0ab32780b42b03d3c61c57dd70b082f1e77d2b3033897bee9fba73b15a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24d6ae0ab32780b42b03d3c61c57dd70b082f1e77d2b3033897bee9fba73b15a", kill_on_drop: false }`
[INFO] [stdout] 24d6ae0ab32780b42b03d3c61c57dd70b082f1e77d2b3033897bee9fba73b15a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 356a50b9b59d1d831882e9610ac621de3f827e8c1cf229f0255850b4d75b4efe
[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" "356a50b9b59d1d831882e9610ac621de3f827e8c1cf229f0255850b4d75b4efe", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused variable: `wrote`
[INFO] [stdout] running 0 tests
[INFO] [stderr]   --> examples/cp.rs:31:14
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stderr] 31 |         |sf, wrote| {
[INFO] [stdout] 
[INFO] [stderr]    |              ^^^^^ help: if this is intentional, prefix it with an underscore: `_wrote`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/zio_sendfile-d12433c30f0aed45
[INFO] [stderr]    Doc-tests zio-sendfile
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - SendFile (line 36) ... 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" "356a50b9b59d1d831882e9610ac621de3f827e8c1cf229f0255850b4d75b4efe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "356a50b9b59d1d831882e9610ac621de3f827e8c1cf229f0255850b4d75b4efe", kill_on_drop: false }`
[INFO] [stdout] 356a50b9b59d1d831882e9610ac621de3f827e8c1cf229f0255850b4d75b4efe