[INFO] cloning repository https://github.com/christopher-nguyen-huy/gitswitch-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/christopher-nguyen-huy/gitswitch-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchristopher-nguyen-huy%2Fgitswitch-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchristopher-nguyen-huy%2Fgitswitch-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 64f5c74299b2c3972a5f0820e4e7355f9f0a69cc
[INFO] checking christopher-nguyen-huy/gitswitch-rs against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchristopher-nguyen-huy%2Fgitswitch-rs" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/christopher-nguyen-huy/gitswitch-rs on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/christopher-nguyen-huy/gitswitch-rs
[INFO] finished tweaking git repo https://github.com/christopher-nguyen-huy/gitswitch-rs
[INFO] tweaked toml for git repo https://github.com/christopher-nguyen-huy/gitswitch-rs written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/christopher-nguyen-huy/gitswitch-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+beta" "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] 948dffe5910079ab6684a368ab8bd231c68b2a769e7a62a6a96870a28034a5d1
[INFO] running `Command { std: "docker" "start" "-a" "948dffe5910079ab6684a368ab8bd231c68b2a769e7a62a6a96870a28034a5d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "948dffe5910079ab6684a368ab8bd231c68b2a769e7a62a6a96870a28034a5d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "948dffe5910079ab6684a368ab8bd231c68b2a769e7a62a6a96870a28034a5d1", kill_on_drop: false }`
[INFO] [stdout] 948dffe5910079ab6684a368ab8bd231c68b2a769e7a62a6a96870a28034a5d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+beta" "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] 0c26a4f3a1753b8543f1e9c97e4f99da95cca50ca1e5c855657a0574e003f86d
[INFO] running `Command { std: "docker" "start" "-a" "0c26a4f3a1753b8543f1e9c97e4f99da95cca50ca1e5c855657a0574e003f86d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking home v0.5.3
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]     Checking serde v1.0.114
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking gitswitch-rs v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.90s
[INFO] running `Command { std: "docker" "inspect" "0c26a4f3a1753b8543f1e9c97e4f99da95cca50ca1e5c855657a0574e003f86d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c26a4f3a1753b8543f1e9c97e4f99da95cca50ca1e5c855657a0574e003f86d", kill_on_drop: false }`
[INFO] [stdout] 0c26a4f3a1753b8543f1e9c97e4f99da95cca50ca1e5c855657a0574e003f86d