[INFO] crate futures_ringbuf 0.2.1 is already in cache
[INFO] testing futures_ringbuf-0.2.1 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate futures_ringbuf 0.2.1 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate futures_ringbuf 0.2.1 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 futures_ringbuf 0.2.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate futures_ringbuf 0.2.1
[INFO] tweaked toml for crates.io crate futures_ringbuf 0.2.1 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate futures_ringbuf 0.2.1 already has a lockfile, it will not be regenerated
[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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 7fbdf70ae507433033e20d0706237c99bd05194a0097065ac4725440d56bb7d3
[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" "7fbdf70ae507433033e20d0706237c99bd05194a0097065ac4725440d56bb7d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7fbdf70ae507433033e20d0706237c99bd05194a0097065ac4725440d56bb7d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fbdf70ae507433033e20d0706237c99bd05194a0097065ac4725440d56bb7d3", kill_on_drop: false }`
[INFO] [stdout] 7fbdf70ae507433033e20d0706237c99bd05194a0097065ac4725440d56bb7d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] e8fb0dcee9966f81a9f5be39cf89199557eac6630d324eb1afd69f73aa610c71
[INFO] running `Command { std: "docker" "start" "-a" "e8fb0dcee9966f81a9f5be39cf89199557eac6630d324eb1afd69f73aa610c71", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling ringbuf v0.2.1
[INFO] [stderr]    Compiling futures-channel v0.3.4
[INFO] [stderr]    Compiling futures_ringbuf v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]    Compiling futures-util v0.3.4
[INFO] [stderr]    Compiling futures-executor v0.3.4
[INFO] [stderr]    Compiling futures v0.3.4
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.43s
[INFO] running `Command { std: "docker" "inspect" "e8fb0dcee9966f81a9f5be39cf89199557eac6630d324eb1afd69f73aa610c71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8fb0dcee9966f81a9f5be39cf89199557eac6630d324eb1afd69f73aa610c71", kill_on_drop: false }`
[INFO] [stdout] e8fb0dcee9966f81a9f5be39cf89199557eac6630d324eb1afd69f73aa610c71
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 2b160bd9b65a8df90afa9b62f5b0e69d0342116d08539866b9c5e01565ca3acc
[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" "2b160bd9b65a8df90afa9b62f5b0e69d0342116d08539866b9c5e01565ca3acc", kill_on_drop: false }`
[INFO] [stderr]    Compiling difference v2.0.0
[INFO] [stderr]    Compiling assert_matches v1.3.0
[INFO] [stderr]    Compiling tokio v0.2.18
[INFO] [stderr]    Compiling pin-project-internal v0.4.9
[INFO] [stderr]    Compiling ergo-pin v0.1.0
[INFO] [stderr]    Compiling futures-test v0.3.4
[INFO] [stderr]    Compiling pretty_assertions v0.6.1
[INFO] [stderr]    Compiling tokio-util v0.2.0
[INFO] [stderr]    Compiling pin-project v0.4.9
[INFO] [stderr]    Compiling futures_codec v0.4.0
[INFO] [stderr]    Compiling futures_ringbuf v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 13.10s
[INFO] running `Command { std: "docker" "inspect" "2b160bd9b65a8df90afa9b62f5b0e69d0342116d08539866b9c5e01565ca3acc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b160bd9b65a8df90afa9b62f5b0e69d0342116d08539866b9c5e01565ca3acc", kill_on_drop: false }`
[INFO] [stdout] 2b160bd9b65a8df90afa9b62f5b0e69d0342116d08539866b9c5e01565ca3acc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 7d52d642c96ee7d7fab39e8c0c9ece79234e19fa0e1daa778e74d6168e8655a6
[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" "7d52d642c96ee7d7fab39e8c0c9ece79234e19fa0e1daa778e74d6168e8655a6", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/futures_ringbuf-d450fab3d21aa99b
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test async_read::tests::async_read ... ok
[INFO] [stdout] test async_write::tests::closed_write ... ok
[INFO] [stdout] test async_read::tests::closed_read ... ok
[INFO] [stdout] test async_write::tests::async_write ... ok
[INFO] [stdout] test async_write::tests::close_wake_reader ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/endpoint-b6567340b23b1d2e
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test basic_usage ... ok
[INFO] [stdout] test close_read ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/endpoint_tokio-69e609df21a83829
[INFO] [stdout] test close_write ... ok
[INFO] [stdout] test close_read_remaining ... ok
[INFO] [stdout] test close_wake_pending ... ok
[INFO] [stdout] test drop_wake_pending ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/wasm-9c7a04f0a1f9b509
[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] [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] [stderr]      Running /opt/rustwide/target/debug/deps/wasm_tokio-bbc958ef1394a0e5
[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] [stderr]    Doc-tests futures_ringbuf
[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" "7d52d642c96ee7d7fab39e8c0c9ece79234e19fa0e1daa778e74d6168e8655a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d52d642c96ee7d7fab39e8c0c9ece79234e19fa0e1daa778e74d6168e8655a6", kill_on_drop: false }`
[INFO] [stdout] 7d52d642c96ee7d7fab39e8c0c9ece79234e19fa0e1daa778e74d6168e8655a6