[INFO] fetching crate flash-mockstream 0.1.1...
[INFO] testing flash-mockstream-0.1.1 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate flash-mockstream 0.1.1 into /workspace/builds/worker-92/source
[INFO] validating manifest of crates.io crate flash-mockstream 0.1.1 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate flash-mockstream 0.1.1
[INFO] finished tweaking crates.io crate flash-mockstream 0.1.1
[INFO] tweaked toml for crates.io crate flash-mockstream 0.1.1 written to /workspace/builds/worker-92/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8191e026bbc257f3810bdfdd96db2bf42b223d5918533eaaa1a972967b57310f
[INFO] running `Command { std: "docker" "start" "-a" "8191e026bbc257f3810bdfdd96db2bf42b223d5918533eaaa1a972967b57310f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8191e026bbc257f3810bdfdd96db2bf42b223d5918533eaaa1a972967b57310f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8191e026bbc257f3810bdfdd96db2bf42b223d5918533eaaa1a972967b57310f", kill_on_drop: false }`
[INFO] [stdout] 8191e026bbc257f3810bdfdd96db2bf42b223d5918533eaaa1a972967b57310f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 810677b9680b1419ce875ec38f507484da41a2f05449ac5602323edd5ec7e241
[INFO] running `Command { std: "docker" "start" "-a" "810677b9680b1419ce875ec38f507484da41a2f05449ac5602323edd5ec7e241", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures v0.1.31
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling flash-mockstream v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.80s
[INFO] running `Command { std: "docker" "inspect" "810677b9680b1419ce875ec38f507484da41a2f05449ac5602323edd5ec7e241", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "810677b9680b1419ce875ec38f507484da41a2f05449ac5602323edd5ec7e241", kill_on_drop: false }`
[INFO] [stdout] 810677b9680b1419ce875ec38f507484da41a2f05449ac5602323edd5ec7e241
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] acdcee0c8c6183726b11b6c7026c33cd2705f4d6339feba61772d9185ea21869
[INFO] running `Command { std: "docker" "start" "-a" "acdcee0c8c6183726b11b6c7026c33cd2705f4d6339feba61772d9185ea21869", kill_on_drop: false }`
[INFO] [stderr]    Compiling flash-mockstream v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.08s
[INFO] running `Command { std: "docker" "inspect" "acdcee0c8c6183726b11b6c7026c33cd2705f4d6339feba61772d9185ea21869", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "acdcee0c8c6183726b11b6c7026c33cd2705f4d6339feba61772d9185ea21869", kill_on_drop: false }`
[INFO] [stdout] acdcee0c8c6183726b11b6c7026c33cd2705f4d6339feba61772d9185ea21869
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8777e26131fb4d2f23041192b7033fc4c4c20f2f13d68af30e576548a8c60a14
[INFO] running `Command { std: "docker" "start" "-a" "8777e26131fb4d2f23041192b7033fc4c4c20f2f13d68af30e576548a8c60a14", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/flash_mockstream-a1806e9da7ed09bd)
[INFO] [stderr]      Running tests/read_write.rs (/opt/rustwide/target/debug/deps/read_write-e3b203dd488f74dc)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test mockstream::tests::test_read ... ok
[INFO] [stdout] test mockstream::tests::test_write ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests flash-mockstream
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_read_write ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8777e26131fb4d2f23041192b7033fc4c4c20f2f13d68af30e576548a8c60a14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8777e26131fb4d2f23041192b7033fc4c4c20f2f13d68af30e576548a8c60a14", kill_on_drop: false }`
[INFO] [stdout] 8777e26131fb4d2f23041192b7033fc4c4c20f2f13d68af30e576548a8c60a14