[INFO] fetching crate cuo 0.3.0...
[INFO] checking cuo-0.3.0 against master#50e1dc1536264ab71c0850f346b12309477f29f7 for pr-85073
[INFO] extracting crate cuo 0.3.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate cuo 0.3.0 on toolchain 50e1dc1536264ab71c0850f346b12309477f29f7
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cuo 0.3.0
[INFO] finished tweaking crates.io crate cuo 0.3.0
[INFO] tweaked toml for crates.io crate cuo 0.3.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "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" "+50e1dc1536264ab71c0850f346b12309477f29f7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 44a1d1e7547a7049463c7b75e53666687b4f0e5fecf6d292e549b39ea7f3ece3
[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" "44a1d1e7547a7049463c7b75e53666687b4f0e5fecf6d292e549b39ea7f3ece3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "44a1d1e7547a7049463c7b75e53666687b4f0e5fecf6d292e549b39ea7f3ece3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44a1d1e7547a7049463c7b75e53666687b4f0e5fecf6d292e549b39ea7f3ece3", kill_on_drop: false }`
[INFO] [stdout] 44a1d1e7547a7049463c7b75e53666687b4f0e5fecf6d292e549b39ea7f3ece3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5a82a34ef950c1ed36b7d551b12a5d76b4d08cba6cb98eedd08245a9999c7b33
[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" "5a82a34ef950c1ed36b7d551b12a5d76b4d08cba6cb98eedd08245a9999c7b33", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling openssl v0.10.34
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking hex v0.3.2
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking termcolor v0.3.6
[INFO] [stderr]     Checking glob v0.2.11
[INFO] [stderr]     Checking crossbeam v0.3.2
[INFO] [stderr]     Checking home v0.3.4
[INFO] [stderr]     Checking shell-escape v0.1.5
[INFO] [stderr]     Checking lazycell v0.6.0
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]    Compiling curl-sys v0.4.43+curl-7.76.0
[INFO] [stderr]    Compiling libssh2-sys v0.2.21
[INFO] [stderr]    Compiling libgit2-sys v0.7.11
[INFO] [stderr]    Compiling crossbeam-utils v0.8.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]     Checking tinyvec v1.2.0
[INFO] [stderr]     Checking unicode-bidi v0.3.5
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking crc32fast v1.2.1
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking filetime v0.2.14
[INFO] [stderr]     Checking filetime v0.1.15
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking jobserver v0.1.22
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking serde_ignored v0.0.4
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking flate2 v1.0.20
[INFO] [stderr]     Checking tar v0.4.33
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking bstr v0.2.16
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking unicode-normalization v0.1.17
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking globset v0.4.6
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking crypto-hash v0.3.4
[INFO] [stderr]     Checking ignore v0.4.17
[INFO] [stderr]    Compiling curl v0.4.37
[INFO] [stderr]     Checking crates-io v0.16.0
[INFO] [stderr]     Checking git2 v0.7.5
[INFO] [stderr]     Checking git2-curl v0.8.2
[INFO] [stderr]     Checking cargo v0.27.0
[INFO] [stderr]     Checking cuo v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `std::env::home_dir`: This function's behavior is unexpected and probably not what you want. Consider using a crate from crates.io instead.
[INFO] [stdout]   --> src/main.rs:73:27
[INFO] [stdout]    |
[INFO] [stdout] 73 |         let mut pk_path = std::env::home_dir().unwrap();
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::env::home_dir`: This function's behavior is unexpected and probably not what you want. Consider using a crate from crates.io instead.
[INFO] [stdout]   --> src/main.rs:73:27
[INFO] [stdout]    |
[INFO] [stdout] 73 |         let mut pk_path = std::env::home_dir().unwrap();
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 12s
[INFO] running `Command { std: "docker" "inspect" "5a82a34ef950c1ed36b7d551b12a5d76b4d08cba6cb98eedd08245a9999c7b33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a82a34ef950c1ed36b7d551b12a5d76b4d08cba6cb98eedd08245a9999c7b33", kill_on_drop: false }`
[INFO] [stdout] 5a82a34ef950c1ed36b7d551b12a5d76b4d08cba6cb98eedd08245a9999c7b33