[INFO] cloning repository https://github.com/Mathspy/unsafe-now
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Mathspy/unsafe-now" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMathspy%2Funsafe-now", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMathspy%2Funsafe-now'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9f94bdda5780c5049c136d39e10139efbdbdde88
[INFO] checking Mathspy/unsafe-now against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMathspy%2Funsafe-now" "/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/Mathspy/unsafe-now 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/Mathspy/unsafe-now
[INFO] finished tweaking git repo https://github.com/Mathspy/unsafe-now
[INFO] tweaked toml for git repo https://github.com/Mathspy/unsafe-now written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/Mathspy/unsafe-now 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-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4de6ee5390efc206c0a1d2bc1edbd8deb9196095becbaea528d7bec3916a66e2
[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" "4de6ee5390efc206c0a1d2bc1edbd8deb9196095becbaea528d7bec3916a66e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4de6ee5390efc206c0a1d2bc1edbd8deb9196095becbaea528d7bec3916a66e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4de6ee5390efc206c0a1d2bc1edbd8deb9196095becbaea528d7bec3916a66e2", kill_on_drop: false }`
[INFO] [stdout] 4de6ee5390efc206c0a1d2bc1edbd8deb9196095becbaea528d7bec3916a66e2
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "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] e6774ac5c3fc158a8a070a55b3ac796def83a23655307dcf897c0f94f6f5ba65
[INFO] running `Command { std: "docker" "start" "-a" "e6774ac5c3fc158a8a070a55b3ac796def83a23655307dcf897c0f94f6f5ba65", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling syn v0.15.35
[INFO] [stderr]    Compiling ryu v0.2.7
[INFO] [stderr]     Checking itoa v0.4.3
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling libssh2-sys v0.2.11
[INFO] [stderr]    Compiling libgit2-sys v0.8.0
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]    Compiling openssl-sys v0.9.42
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking http v0.1.17
[INFO] [stderr]     Checking quote v0.6.11
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking geiger v0.3.1
[INFO] [stderr]    Compiling serde_derive v1.0.89
[INFO] [stderr]     Checking serde v1.0.92
[INFO] [stderr]     Checking serde_json v1.0.39
[INFO] [stderr]     Checking git2 v0.9.1
[INFO] [stderr]     Checking unsafe-now v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0601]: `main` function not found in crate `index`
[INFO] [stdout]    --> index.rs:1:1
[INFO] [stdout]     |
[INFO] [stdout] 1   | / use geiger::{find_unsafe_in_file, Count, CounterBlock, IncludeTests, ScanFileError};
[INFO] [stdout] 2   | | use git2::Repository;
[INFO] [stdout] 3   | | use http::{header, Request, Response, StatusCode};
[INFO] [stdout] 4   | | use serde::Serialize;
[INFO] [stdout] ...   |
[INFO] [stdout] 165 | |     }
[INFO] [stdout] 166 | | }
[INFO] [stdout]     | |_^ consider adding a `main` function to `index.rs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `handler`
[INFO] [stdout]    --> index.rs:121:4
[INFO] [stdout]     |
[INFO] [stdout] 121 | fn handler(request: Request<()>) -> http::Result<Response<String>> {
[INFO] [stdout]     |    ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[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 `unsafe-now`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "e6774ac5c3fc158a8a070a55b3ac796def83a23655307dcf897c0f94f6f5ba65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6774ac5c3fc158a8a070a55b3ac796def83a23655307dcf897c0f94f6f5ba65", kill_on_drop: false }`
[INFO] [stdout] e6774ac5c3fc158a8a070a55b3ac796def83a23655307dcf897c0f94f6f5ba65