[INFO] fetching crate futures_ringbuf 0.3.1...
[INFO] testing futures_ringbuf-0.3.1 against 1.54.0 for beta-1.55-1
[INFO] extracting crate futures_ringbuf 0.3.1 into /workspace/builds/worker-96/source
[INFO] validating manifest of crates.io crate futures_ringbuf 0.3.1 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate futures_ringbuf 0.3.1
[INFO] finished tweaking crates.io crate futures_ringbuf 0.3.1
[INFO] tweaked toml for crates.io crate futures_ringbuf 0.3.1 written to /workspace/builds/worker-96/source/Cargo.toml
[INFO] crate crates.io crate futures_ringbuf 0.3.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 13fc9c83e630d9fd2d0a0918aa5ad8d65a7a64476a4696209301b0e121a78b4f
[INFO] running `Command { std: "docker" "start" "-a" "13fc9c83e630d9fd2d0a0918aa5ad8d65a7a64476a4696209301b0e121a78b4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "13fc9c83e630d9fd2d0a0918aa5ad8d65a7a64476a4696209301b0e121a78b4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13fc9c83e630d9fd2d0a0918aa5ad8d65a7a64476a4696209301b0e121a78b4f", kill_on_drop: false }`
[INFO] [stdout] 13fc9c83e630d9fd2d0a0918aa5ad8d65a7a64476a4696209301b0e121a78b4f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eaddba0386a2152f571dabab95fc274dc3499ce4ba81f951be6d6daeafa73d50
[INFO] running `Command { std: "docker" "start" "-a" "eaddba0386a2152f571dabab95fc274dc3499ce4ba81f951be6d6daeafa73d50", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling futures-core v0.3.15
[INFO] [stderr]    Compiling futures-channel v0.3.15
[INFO] [stderr]    Compiling semver v1.0.3
[INFO] [stderr]    Compiling futures-task v0.3.15
[INFO] [stderr]    Compiling futures-sink v0.3.15
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling slab v0.4.3
[INFO] [stderr]    Compiling pin-project-lite v0.2.6
[INFO] [stderr]    Compiling futures-io v0.3.15
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling ringbuf v0.2.5
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling futures_ringbuf v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling log-derive v0.4.1
[INFO] [stderr]    Compiling futures-executor v0.3.15
[INFO] [stderr]    Compiling futures v0.3.15
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.74s
[INFO] running `Command { std: "docker" "inspect" "eaddba0386a2152f571dabab95fc274dc3499ce4ba81f951be6d6daeafa73d50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eaddba0386a2152f571dabab95fc274dc3499ce4ba81f951be6d6daeafa73d50", kill_on_drop: false }`
[INFO] [stdout] eaddba0386a2152f571dabab95fc274dc3499ce4ba81f951be6d6daeafa73d50
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9b07c9bc841eab3ec82ccff550210eaf6a8ccb35203a7fddffc2a249a82459e6
[INFO] running `Command { std: "docker" "start" "-a" "9b07c9bc841eab3ec82ccff550210eaf6a8ccb35203a7fddffc2a249a82459e6", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling futures-core v0.3.15
[INFO] [stderr]    Compiling futures-io v0.3.15
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling libc v0.2.96
[INFO] [stderr]    Compiling futures-sink v0.3.15
[INFO] [stderr]    Compiling fastrand v1.4.1
[INFO] [stderr]    Compiling once_cell v1.7.2
[INFO] [stderr]    Compiling bytes v1.0.1
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling diff v0.1.12
[INFO] [stderr]    Compiling assert_matches v1.5.0
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.7
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling concurrent-queue v1.2.2
[INFO] [stderr]    Compiling tokio v1.6.1
[INFO] [stderr]    Compiling async-mutex v1.4.0
[INFO] [stderr]    Compiling async-lock v2.4.0
[INFO] [stderr]    Compiling pretty_assertions v0.7.2
[INFO] [stderr]    Compiling futures-channel v0.3.15
[INFO] [stderr]    Compiling futures-lite v1.12.0
[INFO] [stderr]    Compiling async-channel v1.6.1
[INFO] [stderr]    Compiling async-executor v1.4.1
[INFO] [stderr]    Compiling blocking v1.0.2
[INFO] [stderr]    Compiling socket2 v0.4.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling ctor v0.1.20
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling pin-project-internal v1.0.7
[INFO] [stderr]    Compiling async-attributes v1.1.2
[INFO] [stderr]    Compiling ergo-pin v0.1.0
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling log-derive v0.4.1
[INFO] [stderr]    Compiling pin-project v1.0.7
[INFO] [stderr]    Compiling polling v2.0.3
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling tokio-util v0.6.7
[INFO] [stderr]    Compiling async-io v1.4.1
[INFO] [stderr]    Compiling async-global-executor v2.0.2
[INFO] [stderr]    Compiling async-std v1.9.0
[INFO] [stderr]    Compiling futures-executor v0.3.15
[INFO] [stderr]    Compiling asynchronous-codec v0.6.0
[INFO] [stderr]    Compiling futures v0.3.15
[INFO] [stderr]    Compiling futures-test v0.3.15
[INFO] [stderr]    Compiling futures_ringbuf v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 23.04s
[INFO] running `Command { std: "docker" "inspect" "9b07c9bc841eab3ec82ccff550210eaf6a8ccb35203a7fddffc2a249a82459e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b07c9bc841eab3ec82ccff550210eaf6a8ccb35203a7fddffc2a249a82459e6", kill_on_drop: false }`
[INFO] [stdout] 9b07c9bc841eab3ec82ccff550210eaf6a8ccb35203a7fddffc2a249a82459e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7a8cddf695d850c957bcf6bcc5df8dc15fca9805ac7e57a41639f26a8b6c8a1b
[INFO] running `Command { std: "docker" "start" "-a" "7a8cddf695d850c957bcf6bcc5df8dc15fca9805ac7e57a41639f26a8b6c8a1b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/futures_ringbuf-02d9c70ce11c3385)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test async_read::tests::async_read ... ok
[INFO] [stdout] test async_read::tests::closed_read ... ok
[INFO] [stdout] test async_write::tests::close_wake_reader ... ok
[INFO] [stdout] test async_write::tests::async_write ... ok
[INFO] [stderr]      Running tests/endpoint.rs (/opt/rustwide/target/debug/deps/endpoint-b99966a60589771b)
[INFO] [stdout] test async_write::tests::closed_write ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/endpoint_tokio.rs (/opt/rustwide/target/debug/deps/endpoint_tokio-29917faec4c3d360)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test basic_usage ... ok
[INFO] [stdout] test close_read ... ok
[INFO] [stdout] test close_read_remaining ... ok
[INFO] [stdout] test close_wake_pending ... ok
[INFO] [stdout] test close_write ... 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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test basic_usage ... ok
[INFO] [stdout] test close_read ... ok
[INFO] [stdout] test close_read_remaining ... ok
[INFO] [stdout] test close_wake_pending ... ok
[INFO] [stdout] test close_write ... 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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/wasm.rs (/opt/rustwide/target/debug/deps/wasm-4226b11bc3d45c2a)
[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] [stderr]      Running tests/wasm_tokio.rs (/opt/rustwide/target/debug/deps/wasm_tokio-9e2688839209e890)
[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] [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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7a8cddf695d850c957bcf6bcc5df8dc15fca9805ac7e57a41639f26a8b6c8a1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a8cddf695d850c957bcf6bcc5df8dc15fca9805ac7e57a41639f26a8b6c8a1b", kill_on_drop: false }`
[INFO] [stdout] 7a8cddf695d850c957bcf6bcc5df8dc15fca9805ac7e57a41639f26a8b6c8a1b
