[INFO] cloning repository https://github.com/anandg112/first-rust-programs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/anandg112/first-rust-programs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanandg112%2Ffirst-rust-programs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanandg112%2Ffirst-rust-programs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 63b157d8a3b0c7eb2eab881970fbfd81c1b01141
[INFO] checking anandg112/first-rust-programs against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanandg112%2Ffirst-rust-programs" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/anandg112/first-rust-programs on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/anandg112/first-rust-programs
[INFO] finished tweaking git repo https://github.com/anandg112/first-rust-programs
[INFO] tweaked toml for git repo https://github.com/anandg112/first-rust-programs written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/anandg112/first-rust-programs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "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] 5a8aaa1cf455cb79e7e2ac6e517966318c3268c3f0a783563d9f08fed0f4975b
[INFO] running `Command { std: "docker" "start" "-a" "5a8aaa1cf455cb79e7e2ac6e517966318c3268c3f0a783563d9f08fed0f4975b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5a8aaa1cf455cb79e7e2ac6e517966318c3268c3f0a783563d9f08fed0f4975b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a8aaa1cf455cb79e7e2ac6e517966318c3268c3f0a783563d9f08fed0f4975b", kill_on_drop: false }`
[INFO] [stdout] 5a8aaa1cf455cb79e7e2ac6e517966318c3268c3f0a783563d9f08fed0f4975b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b4e02ea5d8627205ef87e547eaadaeb1b955f4d643bce06da82d21e06229bf66
[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" "b4e02ea5d8627205ef87e547eaadaeb1b955f4d643bce06da82d21e06229bf66", kill_on_drop: false }`
[INFO] [stderr]     Checking kvstore v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "b4e02ea5d8627205ef87e547eaadaeb1b955f4d643bce06da82d21e06229bf66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4e02ea5d8627205ef87e547eaadaeb1b955f4d643bce06da82d21e06229bf66", kill_on_drop: false }`
[INFO] [stdout] b4e02ea5d8627205ef87e547eaadaeb1b955f4d643bce06da82d21e06229bf66