[INFO] cloning repository https://github.com/benmp/specs_plugin_example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/benmp/specs_plugin_example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenmp%2Fspecs_plugin_example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenmp%2Fspecs_plugin_example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fb593662284067adfee5a6ae4152fdb204874cbc
[INFO] checking benmp/specs_plugin_example against master#836c31742687ba4e2f857b5b698e1e9e6b67619c for pr-81789
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenmp%2Fspecs_plugin_example" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/benmp/specs_plugin_example on toolchain 836c31742687ba4e2f857b5b698e1e9e6b67619c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/benmp/specs_plugin_example
[INFO] finished tweaking git repo https://github.com/benmp/specs_plugin_example
[INFO] tweaked toml for git repo https://github.com/benmp/specs_plugin_example written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/benmp/specs_plugin_example already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--no-deps" "--format-version=1", 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] 0e9b57cb7a9e0983b4b4d36d59b59ea6e548b5b8a404f092bb888464c07a4468
[INFO] running `Command { std: "docker" "start" "-a" "0e9b57cb7a9e0983b4b4d36d59b59ea6e548b5b8a404f092bb888464c07a4468", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0e9b57cb7a9e0983b4b4d36d59b59ea6e548b5b8a404f092bb888464c07a4468", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e9b57cb7a9e0983b4b4d36d59b59ea6e548b5b8a404f092bb888464c07a4468", kill_on_drop: false }`
[INFO] [stdout] 0e9b57cb7a9e0983b4b4d36d59b59ea6e548b5b8a404f092bb888464c07a4468
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2eeb5a95639f548dfd8a4cb2952215ff99902c5fb5a67392c7400a9274d0a193
[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" "2eeb5a95639f548dfd8a4cb2952215ff99902c5fb5a67392c7400a9274d0a193", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking scopeguard v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]    Compiling cc v1.0.42
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking lazycell v1.2.1
[INFO] [stderr]    Compiling dynamic_reload v0.4.0
[INFO] [stderr]     Checking components v0.1.0 (/opt/rustwide/workdir/components)
[INFO] [stderr]     Checking remove_dir_all v0.5.2
[INFO] [stderr]     Checking atom v0.3.5
[INFO] [stderr]     Checking framelimiter v0.1.0 (/opt/rustwide/workdir/framelimiter)
[INFO] [stderr]     Checking time v0.1.0 (/opt/rustwide/workdir/time)
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking crossterm_utils v0.2.4
[INFO] [stderr]     Checking num_cpus v1.10.1
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking inotify-sys v0.1.3
[INFO] [stderr]     Checking filetime v0.2.7
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]     Checking crossterm_cursor v0.2.6
[INFO] [stderr]     Checking crossterm_screen v0.2.5
[INFO] [stderr]     Checking crossterm_style v0.4.1
[INFO] [stderr]     Checking crossterm_input v0.3.9
[INFO] [stderr]     Checking crossterm_terminal v0.2.6
[INFO] [stderr]     Checking inotify v0.6.1
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking mio v0.6.19
[INFO] [stderr]     Checking crossterm v0.10.2
[INFO] [stderr]     Checking charr_dylib v0.1.0 (/opt/rustwide/workdir/scripts/charr_dylib)
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]  --> scripts/charr_dylib/src/lib.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     crossterm.cursor().goto(position.x, position.y);
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]  --> scripts/charr_dylib/src/lib.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     crossterm.terminal().write(&character.0);
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]  --> scripts/charr_dylib/src/lib.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     crossterm.cursor().goto(position.x, position.y);
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]  --> scripts/charr_dylib/src/lib.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     crossterm.terminal().write(&character.0);
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking mio-extras v2.0.5
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking crossbeam-deque v0.6.3
[INFO] [stderr]     Checking notify v4.0.13
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking rayon-core v1.5.0
[INFO] [stderr]     Checking plugin v0.1.0 (/opt/rustwide/workdir/plugin)
[INFO] [stderr]     Checking rayon v1.1.0
[INFO] [stderr]     Checking hibitset v0.6.2
[INFO] [stderr]     Checking shred v0.9.2
[INFO] [stderr]    Compiling derivative v1.0.2
[INFO] [stderr]     Checking specs v0.15.0
[INFO] [stderr]     Checking ecs_impl v0.1.0 (/opt/rustwide/workdir/ecs_impl)
[INFO] [stderr]     Checking charr v0.1.0 (/opt/rustwide/workdir/systems/charr)
[INFO] [stderr]     Checking engine v0.1.0 (/opt/rustwide/workdir/engine)
[INFO] [stdout] warning: unused label
[INFO] [stdout]   --> engine/src/main.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 50 |     'running: loop {
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_labels)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused label
[INFO] [stdout]   --> engine/src/main.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 50 |     'running: loop {
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_labels)]` 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 19.73s
[INFO] running `Command { std: "docker" "inspect" "2eeb5a95639f548dfd8a4cb2952215ff99902c5fb5a67392c7400a9274d0a193", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2eeb5a95639f548dfd8a4cb2952215ff99902c5fb5a67392c7400a9274d0a193", kill_on_drop: false }`
[INFO] [stdout] 2eeb5a95639f548dfd8a4cb2952215ff99902c5fb5a67392c7400a9274d0a193