[INFO] fetching crate nell 0.3.0...
[INFO] testing nell-0.3.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate nell 0.3.0 into /workspace/builds/worker-23/source
[INFO] validating manifest of crates.io crate nell 0.3.0 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nell 0.3.0
[INFO] finished tweaking crates.io crate nell 0.3.0
[INFO] tweaked toml for crates.io crate nell 0.3.0 written to /workspace/builds/worker-23/source/Cargo.toml
[INFO] crate crates.io crate nell 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 441e95ebce541d4bb48e5b906777ddb11a0a175826b316954d26e62c633fe34f
[INFO] running `Command { std: "docker" "start" "-a" "441e95ebce541d4bb48e5b906777ddb11a0a175826b316954d26e62c633fe34f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "441e95ebce541d4bb48e5b906777ddb11a0a175826b316954d26e62c633fe34f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "441e95ebce541d4bb48e5b906777ddb11a0a175826b316954d26e62c633fe34f", kill_on_drop: false }`
[INFO] [stdout] 441e95ebce541d4bb48e5b906777ddb11a0a175826b316954d26e62c633fe34f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9e47db96f75794fafcf46ccc5a76dd14dc3d5e88638548e4d2f3db17640b5d2b
[INFO] running `Command { std: "docker" "start" "-a" "9e47db96f75794fafcf46ccc5a76dd14dc3d5e88638548e4d2f3db17640b5d2b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling errno v0.2.5
[INFO] [stderr]    Compiling nell v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.71s
[INFO] running `Command { std: "docker" "inspect" "9e47db96f75794fafcf46ccc5a76dd14dc3d5e88638548e4d2f3db17640b5d2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e47db96f75794fafcf46ccc5a76dd14dc3d5e88638548e4d2f3db17640b5d2b", kill_on_drop: false }`
[INFO] [stdout] 9e47db96f75794fafcf46ccc5a76dd14dc3d5e88638548e4d2f3db17640b5d2b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3882e0161464e5f9446504ce5defc285374776715eba4e8c084f60e769f13da5
[INFO] running `Command { std: "docker" "start" "-a" "3882e0161464e5f9446504ce5defc285374776715eba4e8c084f60e769f13da5", kill_on_drop: false }`
[INFO] [stderr]    Compiling anyhow v1.0.31
[INFO] [stderr]    Compiling nell v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.85s
[INFO] running `Command { std: "docker" "inspect" "3882e0161464e5f9446504ce5defc285374776715eba4e8c084f60e769f13da5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3882e0161464e5f9446504ce5defc285374776715eba4e8c084f60e769f13da5", kill_on_drop: false }`
[INFO] [stdout] 3882e0161464e5f9446504ce5defc285374776715eba4e8c084f60e769f13da5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a3cb5e443cc31a5dffca9b8447058f5a58d55221cd6f1c404546f0bab428bd2f
[INFO] running `Command { std: "docker" "start" "-a" "a3cb5e443cc31a5dffca9b8447058f5a58d55221cd6f1c404546f0bab428bd2f", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 6 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/nell-f82aaff0a0e983d1)
[INFO] [stdout] test sys::test::cursor_asciiz ... ok
[INFO] [stderr]      Running tests/sockopts.rs (/opt/rustwide/target/debug/deps/sockopts-c7e470129459606a)
[INFO] [stdout] test sys::write::test::write_message ... ok
[INFO] [stdout] test sys::test::cursor_bytes ... ok
[INFO] [stdout] test sys::test::cursor_copy ... ok
[INFO] [stdout] test sys::test::cursor_invariants ... ok
[INFO] [stdout] test sys::write::test::write_attr ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test add_drop_membership ... ok
[INFO] [stderr]    Doc-tests nell
[INFO] [stdout] test get_set_sockopt ... 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] [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" "a3cb5e443cc31a5dffca9b8447058f5a58d55221cd6f1c404546f0bab428bd2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3cb5e443cc31a5dffca9b8447058f5a58d55221cd6f1c404546f0bab428bd2f", kill_on_drop: false }`
[INFO] [stdout] a3cb5e443cc31a5dffca9b8447058f5a58d55221cd6f1c404546f0bab428bd2f