[INFO] fetching crate nell 0.3.0...
[INFO] testing nell-0.3.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate nell 0.3.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate nell 0.3.0 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 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-2/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" "+beta-2022-02-22" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded errno v0.2.5
[INFO] [stderr]   Downloaded errno-dragonfly v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] f5d6e1d41a867aca1a80c1186d376e7116c7e3a866c3f56c91a8d06d2eacb413
[INFO] running `Command { std: "docker" "start" "-a" "f5d6e1d41a867aca1a80c1186d376e7116c7e3a866c3f56c91a8d06d2eacb413", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f5d6e1d41a867aca1a80c1186d376e7116c7e3a866c3f56c91a8d06d2eacb413", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5d6e1d41a867aca1a80c1186d376e7116c7e3a866c3f56c91a8d06d2eacb413", kill_on_drop: false }`
[INFO] [stdout] f5d6e1d41a867aca1a80c1186d376e7116c7e3a866c3f56c91a8d06d2eacb413
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] e1d98b09049020d3c485a30cf96142691503f1ef12c45e2b7a48d06e4344239f
[INFO] running `Command { std: "docker" "start" "-a" "e1d98b09049020d3c485a30cf96142691503f1ef12c45e2b7a48d06e4344239f", 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 2.81s
[INFO] running `Command { std: "docker" "inspect" "e1d98b09049020d3c485a30cf96142691503f1ef12c45e2b7a48d06e4344239f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1d98b09049020d3c485a30cf96142691503f1ef12c45e2b7a48d06e4344239f", kill_on_drop: false }`
[INFO] [stdout] e1d98b09049020d3c485a30cf96142691503f1ef12c45e2b7a48d06e4344239f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 757f7679892091ba49980884d7786ced539cb64f503dc1111ea72264509aaddb
[INFO] running `Command { std: "docker" "start" "-a" "757f7679892091ba49980884d7786ced539cb64f503dc1111ea72264509aaddb", 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 1.93s
[INFO] running `Command { std: "docker" "inspect" "757f7679892091ba49980884d7786ced539cb64f503dc1111ea72264509aaddb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "757f7679892091ba49980884d7786ced539cb64f503dc1111ea72264509aaddb", kill_on_drop: false }`
[INFO] [stdout] 757f7679892091ba49980884d7786ced539cb64f503dc1111ea72264509aaddb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] f40733607a49ee619f6e107439649c89cd1695b0b0b37f6bde081aebfaf6a39f
[INFO] running `Command { std: "docker" "start" "-a" "f40733607a49ee619f6e107439649c89cd1695b0b0b37f6bde081aebfaf6a39f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/nell-6c2f7f23ac92c048)
[INFO] [stdout] running 6 tests
[INFO] [stdout] test sys::write::test::write_attr ... ok
[INFO] [stdout] test sys::test::cursor_asciiz ... ok
[INFO] [stdout] test sys::test::cursor_copy ... ok
[INFO] [stdout] test sys::test::cursor_bytes ... ok
[INFO] [stdout] test sys::test::cursor_invariants ... ok
[INFO] [stdout] test sys::write::test::write_message ... 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] [stderr]      Running tests/sockopts.rs (/opt/rustwide/target/debug/deps/sockopts-6d3b2f5e32af0acd)
[INFO] [stdout] test get_set_sockopt ... ok
[INFO] [stderr]    Doc-tests nell
[INFO] [stdout] test add_drop_membership ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[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" "f40733607a49ee619f6e107439649c89cd1695b0b0b37f6bde081aebfaf6a39f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f40733607a49ee619f6e107439649c89cd1695b0b0b37f6bde081aebfaf6a39f", kill_on_drop: false }`
[INFO] [stdout] f40733607a49ee619f6e107439649c89cd1695b0b0b37f6bde081aebfaf6a39f