[INFO] cloning repository https://github.com/Seeker14491/mhw-pause
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Seeker14491/mhw-pause" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSeeker14491%2Fmhw-pause", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSeeker14491%2Fmhw-pause'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a3677e447eb14f1dc0d5aede0bc4daecbfeaf6a1
[INFO] testing Seeker14491/mhw-pause against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSeeker14491%2Fmhw-pause" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Seeker14491/mhw-pause on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Seeker14491/mhw-pause
[INFO] finished tweaking git repo https://github.com/Seeker14491/mhw-pause
[INFO] tweaked toml for git repo https://github.com/Seeker14491/mhw-pause written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/Seeker14491/mhw-pause already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 31c52685c7094752d3eab839d2bdb11490850ffa7a8c35a691d33f5f49d794ee
[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" "31c52685c7094752d3eab839d2bdb11490850ffa7a8c35a691d33f5f49d794ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "31c52685c7094752d3eab839d2bdb11490850ffa7a8c35a691d33f5f49d794ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31c52685c7094752d3eab839d2bdb11490850ffa7a8c35a691d33f5f49d794ee", kill_on_drop: false }`
[INFO] [stdout] 31c52685c7094752d3eab839d2bdb11490850ffa7a8c35a691d33f5f49d794ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b7fd4782c2e949af22feb9e241d3033d01e2d800ccf00c81e2806d65f99f628e
[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" "b7fd4782c2e949af22feb9e241d3033d01e2d800ccf00c81e2806d65f99f628e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.11
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling cc v1.0.18
[INFO] [stderr]    Compiling libc v0.2.43
[INFO] [stderr]    Compiling failure_derive v0.1.2
[INFO] [stderr]    Compiling cfg-if v0.1.5
[INFO] [stderr]    Compiling winapi v0.3.5
[INFO] [stderr]    Compiling rustc-demangle v0.1.9
[INFO] [stderr]    Compiling quote v0.6.6
[INFO] [stderr]    Compiling syn v0.14.8
[INFO] [stderr]    Compiling backtrace-sys v0.1.23
[INFO] [stderr]    Compiling backtrace v0.3.9
[INFO] [stderr]    Compiling synstructure v0.9.0
[INFO] [stderr]    Compiling failure v0.1.2
[INFO] [stderr]    Compiling mhw-pause v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0601]: `main` function not found in crate `mhw_pause`
[INFO] [stdout]    --> src/main.rs:1:1
[INFO] [stdout]     |
[INFO] [stdout] 1   | / #![cfg(windows)]
[INFO] [stdout] 2   | |
[INFO] [stdout] 3   | | #[macro_use]
[INFO] [stdout] 4   | | extern crate failure;
[INFO] [stdout] ...   |
[INFO] [stdout] 101 | |     Err(failure::err_msg("target exe not found"))
[INFO] [stdout] 102 | | }
[INFO] [stdout]     | |_^ consider adding a `main` function to `src/main.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 `mhw-pause`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "b7fd4782c2e949af22feb9e241d3033d01e2d800ccf00c81e2806d65f99f628e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7fd4782c2e949af22feb9e241d3033d01e2d800ccf00c81e2806d65f99f628e", kill_on_drop: false }`
[INFO] [stdout] b7fd4782c2e949af22feb9e241d3033d01e2d800ccf00c81e2806d65f99f628e