[INFO] fetching crate anima 0.0.1...
[INFO] checking anima-0.0.1 against beta for pr-78714
[INFO] extracting crate anima 0.0.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate anima 0.0.1 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate anima 0.0.1
[INFO] finished tweaking crates.io crate anima 0.0.1
[INFO] tweaked toml for crates.io crate anima 0.0.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "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" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fdf711719ee168312dd3a174a34ba33f6532e46db7b66ab682962c69a560d494
[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" "fdf711719ee168312dd3a174a34ba33f6532e46db7b66ab682962c69a560d494", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fdf711719ee168312dd3a174a34ba33f6532e46db7b66ab682962c69a560d494", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fdf711719ee168312dd3a174a34ba33f6532e46db7b66ab682962c69a560d494", kill_on_drop: false }`
[INFO] [stdout] fdf711719ee168312dd3a174a34ba33f6532e46db7b66ab682962c69a560d494
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "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] 22adbb5e28886cf6a35b9809b1b876ba0b6a1f733193f4740ab8f3665c6f5e4b
[INFO] running `Command { std: "docker" "start" "-a" "22adbb5e28886cf6a35b9809b1b876ba0b6a1f733193f4740ab8f3665c6f5e4b", kill_on_drop: false }`
[INFO] [stderr]     Checking strsim v0.5.2
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stderr]     Checking docopt v0.6.86
[INFO] [stderr]     Checking anima v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/main.rs:122:79
[INFO] [stdout]     |
[INFO] [stdout] 122 |         .unwrap_or_else(|e| { panic!("Cannot write to Cargo.toml: {}", e); });;
[INFO] [stdout]     |                                                                               ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/main.rs:122:79
[INFO] [stdout]     |
[INFO] [stdout] 122 |         .unwrap_or_else(|e| { panic!("Cannot write to Cargo.toml: {}", e); });;
[INFO] [stdout]     |                                                                               ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]    --> src/main.rs:167:12
[INFO] [stdout]     |
[INFO] [stdout] 167 | fn package(path: String) {
[INFO] [stdout]     |            ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]   --> src/project.rs:27:16
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn new(path: &'a Path) -> Project<'a> {
[INFO] [stdout]    |                ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Project`
[INFO] [stdout]   --> src/project.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct Project<'a> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/project.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn new(path: &'a Path) -> Project<'a> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `open`
[INFO] [stdout]   --> src/project.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub fn open() -> Project<'a> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]    --> src/main.rs:167:12
[INFO] [stdout]     |
[INFO] [stdout] 167 | fn package(path: String) {
[INFO] [stdout]     |            ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]   --> src/project.rs:27:16
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn new(path: &'a Path) -> Project<'a> {
[INFO] [stdout]    |                ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Project`
[INFO] [stdout]   --> src/project.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct Project<'a> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/project.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn new(path: &'a Path) -> Project<'a> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `open`
[INFO] [stdout]   --> src/project.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub fn open() -> Project<'a> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.89s
[INFO] running `Command { std: "docker" "inspect" "22adbb5e28886cf6a35b9809b1b876ba0b6a1f733193f4740ab8f3665c6f5e4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22adbb5e28886cf6a35b9809b1b876ba0b6a1f733193f4740ab8f3665c6f5e4b", kill_on_drop: false }`
[INFO] [stdout] 22adbb5e28886cf6a35b9809b1b876ba0b6a1f733193f4740ab8f3665c6f5e4b