[INFO] cloning repository https://github.com/ReginaF2012/rust_if_let_control_flow
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ReginaF2012/rust_if_let_control_flow" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FReginaF2012%2Frust_if_let_control_flow", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FReginaF2012%2Frust_if_let_control_flow'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4e727dae92497b2d0d597c950c5223bc2c50dee9
[INFO] checking ReginaF2012/rust_if_let_control_flow against try#6f8a6450478f69b8510c8976ab6c2a70b3b0e47c for pr-84920
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FReginaF2012%2Frust_if_let_control_flow" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ReginaF2012/rust_if_let_control_flow on toolchain 6f8a6450478f69b8510c8976ab6c2a70b3b0e47c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ReginaF2012/rust_if_let_control_flow
[INFO] finished tweaking git repo https://github.com/ReginaF2012/rust_if_let_control_flow
[INFO] tweaked toml for git repo https://github.com/ReginaF2012/rust_if_let_control_flow written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/ReginaF2012/rust_if_let_control_flow already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4a06bc8031f247c11b8d519ac4e1b9f6be38e2334f1d0131c4ca6bf100b1b6ea
[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" "4a06bc8031f247c11b8d519ac4e1b9f6be38e2334f1d0131c4ca6bf100b1b6ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4a06bc8031f247c11b8d519ac4e1b9f6be38e2334f1d0131c4ca6bf100b1b6ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a06bc8031f247c11b8d519ac4e1b9f6be38e2334f1d0131c4ca6bf100b1b6ea", kill_on_drop: false }`
[INFO] [stdout] 4a06bc8031f247c11b8d519ac4e1b9f6be38e2334f1d0131c4ca6bf100b1b6ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1026adff6369ebc80dd1ad18a1656a2d99b58cc15b55894c990c65ff1c375a10
[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" "1026adff6369ebc80dd1ad18a1656a2d99b58cc15b55894c990c65ff1c375a10", kill_on_drop: false }`
[INFO] [stderr]     Checking rust_if_let_control_flow v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "1026adff6369ebc80dd1ad18a1656a2d99b58cc15b55894c990c65ff1c375a10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1026adff6369ebc80dd1ad18a1656a2d99b58cc15b55894c990c65ff1c375a10", kill_on_drop: false }`
[INFO] [stdout] 1026adff6369ebc80dd1ad18a1656a2d99b58cc15b55894c990c65ff1c375a10