[INFO] fetching crate sendfd-new 0.4.0...
[INFO] testing sendfd-new-0.4.0 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate sendfd-new 0.4.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate sendfd-new 0.4.0 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 sendfd-new 0.4.0
[INFO] finished tweaking crates.io crate sendfd-new 0.4.0
[INFO] tweaked toml for crates.io crate sendfd-new 0.4.0 written to /workspace/builds/worker-8/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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] dabee4459af2b0008b2565afeca8874cb2eac0dde396dd130c400351de0fe92d
[INFO] running `Command { std: "docker" "start" "-a" "dabee4459af2b0008b2565afeca8874cb2eac0dde396dd130c400351de0fe92d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dabee4459af2b0008b2565afeca8874cb2eac0dde396dd130c400351de0fe92d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dabee4459af2b0008b2565afeca8874cb2eac0dde396dd130c400351de0fe92d", kill_on_drop: false }`
[INFO] [stdout] dabee4459af2b0008b2565afeca8874cb2eac0dde396dd130c400351de0fe92d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4c4054b1b3d5a0a4e4358a190fd05c44d161dde7ac22e16cf53d8a18da6e2878
[INFO] running `Command { std: "docker" "start" "-a" "4c4054b1b3d5a0a4e4358a190fd05c44d161dde7ac22e16cf53d8a18da6e2878", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling sendfd-new v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.72s
[INFO] running `Command { std: "docker" "inspect" "4c4054b1b3d5a0a4e4358a190fd05c44d161dde7ac22e16cf53d8a18da6e2878", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c4054b1b3d5a0a4e4358a190fd05c44d161dde7ac22e16cf53d8a18da6e2878", kill_on_drop: false }`
[INFO] [stdout] 4c4054b1b3d5a0a4e4358a190fd05c44d161dde7ac22e16cf53d8a18da6e2878
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 69eac5b932fd6d1b4fcdfdebc022b2e43363e456ce27046630582e8a27474048
[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" "69eac5b932fd6d1b4fcdfdebc022b2e43363e456ce27046630582e8a27474048", kill_on_drop: false }`
[INFO] [stderr]    Compiling sendfd-new v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `Command { std: "docker" "inspect" "69eac5b932fd6d1b4fcdfdebc022b2e43363e456ce27046630582e8a27474048", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69eac5b932fd6d1b4fcdfdebc022b2e43363e456ce27046630582e8a27474048", kill_on_drop: false }`
[INFO] [stdout] 69eac5b932fd6d1b4fcdfdebc022b2e43363e456ce27046630582e8a27474048
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 16c3fde98f31e189da0998becf9bc3a7d2122e2bca7e27101d9e0dfd8027f24d
[INFO] running `Command { std: "docker" "start" "-a" "16c3fde98f31e189da0998becf9bc3a7d2122e2bca7e27101d9e0dfd8027f24d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/sendfd_new-483d2d2ddb8f1d99
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::datagram_works ... ok
[INFO] [stderr]    Doc-tests sendfd-new
[INFO] [stdout] test tests::sending_junk_fails ... ok
[INFO] [stdout] test tests::stream_works ... ok
[INFO] [stdout] test tests::datagram_works_across_processes ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 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" "16c3fde98f31e189da0998becf9bc3a7d2122e2bca7e27101d9e0dfd8027f24d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16c3fde98f31e189da0998becf9bc3a7d2122e2bca7e27101d9e0dfd8027f24d", kill_on_drop: false }`
[INFO] [stdout] 16c3fde98f31e189da0998becf9bc3a7d2122e2bca7e27101d9e0dfd8027f24d