[INFO] cloning repository https://github.com/armoha/dis-zero
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/armoha/dis-zero" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farmoha%2Fdis-zero", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farmoha%2Fdis-zero'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d85ca1eb7868b5c5b998431634361739c83dcfd2
[INFO] checking armoha/dis-zero against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farmoha%2Fdis-zero" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/armoha/dis-zero on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/armoha/dis-zero
[INFO] finished tweaking git repo https://github.com/armoha/dis-zero
[INFO] tweaked toml for git repo https://github.com/armoha/dis-zero written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/armoha/dis-zero already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "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] 75b127cd47672aa38cf5de90b8f2a593dbe756b7c28b1da84ae294fc8ae71659
[INFO] running `Command { std: "docker" "start" "-a" "75b127cd47672aa38cf5de90b8f2a593dbe756b7c28b1da84ae294fc8ae71659", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "75b127cd47672aa38cf5de90b8f2a593dbe756b7c28b1da84ae294fc8ae71659", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75b127cd47672aa38cf5de90b8f2a593dbe756b7c28b1da84ae294fc8ae71659", kill_on_drop: false }`
[INFO] [stdout] 75b127cd47672aa38cf5de90b8f2a593dbe756b7c28b1da84ae294fc8ae71659
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8950202e64abc50bbd6351e7b3b8efee6b20f0ff28dcb53a61b98960c6afa08c
[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" "8950202e64abc50bbd6351e7b3b8efee6b20f0ff28dcb53a61b98960c6afa08c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling memchr v2.3.0
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]     Checking futures-task v0.3.1
[INFO] [stderr]     Checking pin-utils v0.1.0-alpha.4
[INFO] [stderr]     Checking smallvec v1.1.0
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking futures-io v0.3.1
[INFO] [stderr]    Compiling winapi v0.3.8
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking tower-service v0.3.0
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]     Checking base64 v0.11.0
[INFO] [stderr]     Checking futures-channel v0.3.1
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking http v0.2.0
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking unicode-normalization v0.1.11
[INFO] [stderr]     Checking encoding_rs v0.8.22
[INFO] [stderr]     Checking serde_json v1.0.44
[INFO] [stderr]     Checking mime_guess v2.0.1
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]    Compiling indexmap v1.3.1
[INFO] [stderr]    Compiling openssl-sys v0.9.53
[INFO] [stderr]     Checking futures-util v0.3.1
[INFO] [stderr]    Compiling dis-zero v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stdout] error[E0601]: `main` function not found in crate `build_script_build`
[INFO] [stdout]   --> src/build.rs:1:1
[INFO] [stdout]    |
[INFO] [stdout] 1  | / #[cfg(target_os = "windows")]
[INFO] [stdout] 2  | | use winres;
[INFO] [stdout] 3  | | #[cfg(target_os = "windows")]
[INFO] [stdout] 4  | | use winapi;
[INFO] [stdout] ...  |
[INFO] [stdout] 28 | |     }
[INFO] [stdout] 29 | | }
[INFO] [stdout]    | |_^ consider adding a `main` function to `src/build.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 `dis-zero`
[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" "8950202e64abc50bbd6351e7b3b8efee6b20f0ff28dcb53a61b98960c6afa08c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8950202e64abc50bbd6351e7b3b8efee6b20f0ff28dcb53a61b98960c6afa08c", kill_on_drop: false }`
[INFO] [stdout] 8950202e64abc50bbd6351e7b3b8efee6b20f0ff28dcb53a61b98960c6afa08c