[INFO] cloning repository https://github.com/jegj/att
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jegj/att" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjegj%2Fatt", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjegj%2Fatt'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3a3f0f6e74a64ba6396f3e21f40f68143925b137
[INFO] checking jegj/att against master#0599f3403366d9c57f0625e6de3af214b5042a90 for pr-87710
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjegj%2Fatt" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jegj/att on toolchain 0599f3403366d9c57f0625e6de3af214b5042a90
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jegj/att
[INFO] finished tweaking git repo https://github.com/jegj/att
[INFO] tweaked toml for git repo https://github.com/jegj/att written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/jegj/att already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+0599f3403366d9c57f0625e6de3af214b5042a90" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 86dcd10abe36b3f0d385eb9d6ecf2293a4acc6987470fca21950bb296afde1d4
[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" "86dcd10abe36b3f0d385eb9d6ecf2293a4acc6987470fca21950bb296afde1d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "86dcd10abe36b3f0d385eb9d6ecf2293a4acc6987470fca21950bb296afde1d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86dcd10abe36b3f0d385eb9d6ecf2293a4acc6987470fca21950bb296afde1d4", kill_on_drop: false }`
[INFO] [stdout] 86dcd10abe36b3f0d385eb9d6ecf2293a4acc6987470fca21950bb296afde1d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c599b581a578fd8ab380107b1264a8c2c06dc11d6d6298f0da6fd18ba253d953
[INFO] running `Command { std: "docker" "start" "-a" "c599b581a578fd8ab380107b1264a8c2c06dc11d6d6298f0da6fd18ba253d953", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling anyhow v1.0.41
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling thiserror-impl v1.0.25
[INFO] [stderr]     Checking thiserror v1.0.25
[INFO] [stderr]     Checking serde v1.0.126
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking att v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `DescriptionValError`
[INFO] [stdout]   --> src/actions.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     DescriptionValError(String),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Unknown`
[INFO] [stdout]   --> src/actions.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     Unknown,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `create_task`
[INFO] [stdout]   --> src/actions.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub fn create_task(
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `DescriptionValError`
[INFO] [stdout]   --> src/actions.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     DescriptionValError(String),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Unknown`
[INFO] [stdout]   --> src/actions.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     Unknown,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `create_task`
[INFO] [stdout]   --> src/actions.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub fn create_task(
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.93s
[INFO] running `Command { std: "docker" "inspect" "c599b581a578fd8ab380107b1264a8c2c06dc11d6d6298f0da6fd18ba253d953", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c599b581a578fd8ab380107b1264a8c2c06dc11d6d6298f0da6fd18ba253d953", kill_on_drop: false }`
[INFO] [stdout] c599b581a578fd8ab380107b1264a8c2c06dc11d6d6298f0da6fd18ba253d953