[INFO] cloning repository https://github.com/alifya53/Q3-class-code
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alifya53/Q3-class-code" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falifya53%2FQ3-class-code", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falifya53%2FQ3-class-code'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 591069cef0355928989aba379b30dcce047382f9
[INFO] checking alifya53/Q3-class-code against master#5e3f1b148db5bfa27fee52464ae1f5d34c49d77b for pr-75502
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falifya53%2FQ3-class-code" "/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/alifya53/Q3-class-code on toolchain 5e3f1b148db5bfa27fee52464ae1f5d34c49d77b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/alifya53/Q3-class-code
[INFO] finished tweaking git repo https://github.com/alifya53/Q3-class-code
[INFO] tweaked toml for git repo https://github.com/alifya53/Q3-class-code written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/alifya53/Q3-class-code already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "rustops/crates-build-env@sha256:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "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] 81a17276871314a29bda590201638deb3b324575738d1ca497b4dbc21199ca77
[INFO] running `Command { std: "docker" "start" "-a" "81a17276871314a29bda590201638deb3b324575738d1ca497b4dbc21199ca77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "81a17276871314a29bda590201638deb3b324575738d1ca497b4dbc21199ca77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81a17276871314a29bda590201638deb3b324575738d1ca497b4dbc21199ca77", kill_on_drop: false }`
[INFO] [stdout] 81a17276871314a29bda590201638deb3b324575738d1ca497b4dbc21199ca77
[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" "rustops/crates-build-env@sha256:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "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] 580da6fc58041037b81c252ae137ee3b0bda0fd108623751ae7c4fe4f43cfb06
[INFO] running `Command { std: "docker" "start" "-a" "580da6fc58041037b81c252ae137ee3b0bda0fd108623751ae7c4fe4f43cfb06", kill_on_drop: false }`
[INFO] [stderr]     Checking Apr26_class v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: crate `Apr26_class` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `apr26_class`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `Apr26_class` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `apr26_class`
[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 0.26s
[INFO] running `Command { std: "docker" "inspect" "580da6fc58041037b81c252ae137ee3b0bda0fd108623751ae7c4fe4f43cfb06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "580da6fc58041037b81c252ae137ee3b0bda0fd108623751ae7c4fe4f43cfb06", kill_on_drop: false }`
[INFO] [stdout] 580da6fc58041037b81c252ae137ee3b0bda0fd108623751ae7c4fe4f43cfb06