[INFO] cloning repository https://github.com/mbuffa/hellorust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mbuffa/hellorust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmbuffa%2Fhellorust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmbuffa%2Fhellorust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3b1d685e7018b870560ab5cd67685e4af9b6db80
[INFO] checking mbuffa/hellorust against try#894d32a5432c6a6461bb2aac7c3d5f2e87dce83f for pr-77015
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmbuffa%2Fhellorust" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mbuffa/hellorust on toolchain 894d32a5432c6a6461bb2aac7c3d5f2e87dce83f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mbuffa/hellorust
[INFO] finished tweaking git repo https://github.com/mbuffa/hellorust
[INFO] tweaked toml for git repo https://github.com/mbuffa/hellorust written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/mbuffa/hellorust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ce31172cf91d124b7cb87528188ed52d9b03c504e2ef900248a06d222bd4ea3f
[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" "ce31172cf91d124b7cb87528188ed52d9b03c504e2ef900248a06d222bd4ea3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ce31172cf91d124b7cb87528188ed52d9b03c504e2ef900248a06d222bd4ea3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce31172cf91d124b7cb87528188ed52d9b03c504e2ef900248a06d222bd4ea3f", kill_on_drop: false }`
[INFO] [stdout] ce31172cf91d124b7cb87528188ed52d9b03c504e2ef900248a06d222bd4ea3f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "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] 0b7e9e5eb21ae25e147dcdc73ddbd92567ece528490acab0917e86d8dafd1dde
[INFO] running `Command { std: "docker" "start" "-a" "0b7e9e5eb21ae25e147dcdc73ddbd92567ece528490acab0917e86d8dafd1dde", kill_on_drop: false }`
[INFO] [stderr]     Checking hellorust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/app/states/initializing.rs:11:17
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub fn on_enter(ctx: &mut AppContext) {
[INFO] [stdout]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/app/states/initializing.rs:15:17
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn on_leave(ctx: &mut AppContext) {
[INFO] [stdout]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/app/states/playing.rs:11:17
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub fn on_enter(ctx: &mut AppContext) {
[INFO] [stdout]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/app/states/playing.rs:15:17
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn on_leave(ctx: &mut AppContext) {
[INFO] [stdout]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/app/states/initializing.rs:11:17
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub fn on_enter(ctx: &mut AppContext) {
[INFO] [stdout]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/app/states/initializing.rs:15:17
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn on_leave(ctx: &mut AppContext) {
[INFO] [stdout]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/app/states/playing.rs:11:17
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub fn on_enter(ctx: &mut AppContext) {
[INFO] [stdout]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/app/states/playing.rs:15:17
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn on_leave(ctx: &mut AppContext) {
[INFO] [stdout]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "0b7e9e5eb21ae25e147dcdc73ddbd92567ece528490acab0917e86d8dafd1dde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b7e9e5eb21ae25e147dcdc73ddbd92567ece528490acab0917e86d8dafd1dde", kill_on_drop: false }`
[INFO] [stdout] 0b7e9e5eb21ae25e147dcdc73ddbd92567ece528490acab0917e86d8dafd1dde