[INFO] fetching crate aquaenv 0.1.3...
[INFO] testing aquaenv-0.1.3 against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] extracting crate aquaenv 0.1.3 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate aquaenv 0.1.3 on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate aquaenv 0.1.3
[INFO] finished tweaking crates.io crate aquaenv 0.1.3
[INFO] tweaked toml for crates.io crate aquaenv 0.1.3 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "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" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9aa71ceccb93b30c133ae631f55930537cd42a8cd3c4fd549d9849cb9fef049c
[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" "9aa71ceccb93b30c133ae631f55930537cd42a8cd3c4fd549d9849cb9fef049c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9aa71ceccb93b30c133ae631f55930537cd42a8cd3c4fd549d9849cb9fef049c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9aa71ceccb93b30c133ae631f55930537cd42a8cd3c4fd549d9849cb9fef049c", kill_on_drop: false }`
[INFO] [stdout] 9aa71ceccb93b30c133ae631f55930537cd42a8cd3c4fd549d9849cb9fef049c
[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" "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" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0eed575b49182f4f28289c8c6a0820f5c36d543205a6d25a5d865325f9088d94
[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" "0eed575b49182f4f28289c8c6a0820f5c36d543205a6d25a5d865325f9088d94", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling syn v1.0.52
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling safemem v0.3.3
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling xml-rs v0.8.3
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling net2 v0.2.36
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling inotify-sys v0.1.4
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling directories v1.0.2
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling filetime v0.2.13
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]    Compiling inotify v0.7.1
[INFO] [stderr]    Compiling line-wrap v0.1.1
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling mio-extras v2.0.6
[INFO] [stderr]    Compiling notify v4.0.15
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling plist v0.4.2
[INFO] [stderr]    Compiling aquaenv v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `ProjectDirs`
[INFO] [stdout]   --> src/main.rs:11:29
[INFO] [stdout]    |
[INFO] [stdout] 11 | use directories::{BaseDirs, ProjectDirs};
[INFO] [stdout]    |                             ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0601]: `main` function not found in crate `aquaenv`
[INFO] [stdout]    --> src/main.rs:1:1
[INFO] [stdout]     |
[INFO] [stdout] 1   | / /// # Aquaenv
[INFO] [stdout] 2   | | ///
[INFO] [stdout] 3   | | /// See the repository documentation https://github.com/bwolf/aquaenv/
[INFO] [stdout] 4   | |
[INFO] [stdout] ...   |
[INFO] [stdout] 458 | |     }
[INFO] [stdout] 459 | | }
[INFO] [stdout]     | |_^ consider adding a `main` function to `src/main.rs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0601`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `aquaenv`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "0eed575b49182f4f28289c8c6a0820f5c36d543205a6d25a5d865325f9088d94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0eed575b49182f4f28289c8c6a0820f5c36d543205a6d25a5d865325f9088d94", kill_on_drop: false }`
[INFO] [stdout] 0eed575b49182f4f28289c8c6a0820f5c36d543205a6d25a5d865325f9088d94