[INFO] cloning repository https://github.com/yenser/challenge-383-easy
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yenser/challenge-383-easy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyenser%2Fchallenge-383-easy", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyenser%2Fchallenge-383-easy'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fe891795741f1c3b3e33874886acb0e577fe2dec
[INFO] checking yenser/challenge-383-easy against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyenser%2Fchallenge-383-easy" "/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/yenser/challenge-383-easy on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/yenser/challenge-383-easy
[INFO] finished tweaking git repo https://github.com/yenser/challenge-383-easy
[INFO] tweaked toml for git repo https://github.com/yenser/challenge-383-easy written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/yenser/challenge-383-easy already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 72e34b98dc6c129e477e2ec2fc5f44c6bd8b90517674db1f3b6a690339fd94dd
[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" "72e34b98dc6c129e477e2ec2fc5f44c6bd8b90517674db1f3b6a690339fd94dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "72e34b98dc6c129e477e2ec2fc5f44c6bd8b90517674db1f3b6a690339fd94dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72e34b98dc6c129e477e2ec2fc5f44c6bd8b90517674db1f3b6a690339fd94dd", kill_on_drop: false }`
[INFO] [stdout] 72e34b98dc6c129e477e2ec2fc5f44c6bd8b90517674db1f3b6a690339fd94dd
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "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] 596ebce3e9715a2366913b011475c59aa1acf31aa3c264c618a0556d1f0b16ae
[INFO] running `Command { std: "docker" "start" "-a" "596ebce3e9715a2366913b011475c59aa1acf31aa3c264c618a0556d1f0b16ae", kill_on_drop: false }`
[INFO] [stderr]     Checking challenge-383-easy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "596ebce3e9715a2366913b011475c59aa1acf31aa3c264c618a0556d1f0b16ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "596ebce3e9715a2366913b011475c59aa1acf31aa3c264c618a0556d1f0b16ae", kill_on_drop: false }`
[INFO] [stdout] 596ebce3e9715a2366913b011475c59aa1acf31aa3c264c618a0556d1f0b16ae