[INFO] cloning repository https://github.com/tshepang/sbg
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tshepang/sbg" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftshepang%2Fsbg", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftshepang%2Fsbg'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] aab3987fb67fb5a169804f1d446b928539e2f79f
[INFO] checking tshepang/sbg against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftshepang%2Fsbg" "/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/tshepang/sbg 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/tshepang/sbg
[INFO] finished tweaking git repo https://github.com/tshepang/sbg
[INFO] tweaked toml for git repo https://github.com/tshepang/sbg written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/tshepang/sbg 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] acf4dc73d1d32d99c2bcf04fd465476debe969b764316ca35a69fa7a77b090f6
[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" "acf4dc73d1d32d99c2bcf04fd465476debe969b764316ca35a69fa7a77b090f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "acf4dc73d1d32d99c2bcf04fd465476debe969b764316ca35a69fa7a77b090f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "acf4dc73d1d32d99c2bcf04fd465476debe969b764316ca35a69fa7a77b090f6", kill_on_drop: false }`
[INFO] [stdout] acf4dc73d1d32d99c2bcf04fd465476debe969b764316ca35a69fa7a77b090f6
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] afb85fcb81b7475307111e7cf540ff81ae5fb29f0d8adc96a22a1617465205b4
[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" "afb85fcb81b7475307111e7cf540ff81ae5fb29f0d8adc96a22a1617465205b4", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]     Checking regex-syntax v0.6.16
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling structopt-derive v0.4.4
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]    Compiling pest_generator v2.1.2
[INFO] [stderr]     Checking regex v1.3.4
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking pretty_env_logger v0.4.0
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking structopt v0.3.11
[INFO] [stderr]     Checking serde_json v1.0.48
[INFO] [stderr]     Checking serde_yaml v0.8.11
[INFO] [stderr]     Checking handlebars v3.0.1
[INFO] [stderr]     Checking sbg v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0601]: `main` function not found in crate `main_impl`
[INFO] [stdout]   --> examples/main_impl.rs:1:1
[INFO] [stdout]    |
[INFO] [stdout] 1  | / use std::{error::Error, path::PathBuf};
[INFO] [stdout] 2  | |
[INFO] [stdout] 3  | | use url::Url;
[INFO] [stdout] 4  | | pub(crate) fn simple() -> Result<(), Box<dyn Error>> {
[INFO] [stdout] ...  |
[INFO] [stdout] 21 | |     unimplemented!();
[INFO] [stdout] 22 | | }
[INFO] [stdout]    | |_^ consider adding a `main` function to `examples/main_impl.rs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0601`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `sbg`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "afb85fcb81b7475307111e7cf540ff81ae5fb29f0d8adc96a22a1617465205b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afb85fcb81b7475307111e7cf540ff81ae5fb29f0d8adc96a22a1617465205b4", kill_on_drop: false }`
[INFO] [stdout] afb85fcb81b7475307111e7cf540ff81ae5fb29f0d8adc96a22a1617465205b4