[INFO] cloning repository https://github.com/gavynriebau/filesystem_race_condition_bug
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gavynriebau/filesystem_race_condition_bug" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgavynriebau%2Ffilesystem_race_condition_bug", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgavynriebau%2Ffilesystem_race_condition_bug'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8d24771306120ef7022e234597155efebadd92c1
[INFO] checking gavynriebau/filesystem_race_condition_bug against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgavynriebau%2Ffilesystem_race_condition_bug" "/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/gavynriebau/filesystem_race_condition_bug on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/gavynriebau/filesystem_race_condition_bug
[INFO] finished tweaking git repo https://github.com/gavynriebau/filesystem_race_condition_bug
[INFO] tweaked toml for git repo https://github.com/gavynriebau/filesystem_race_condition_bug written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/gavynriebau/filesystem_race_condition_bug already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f689f78f0fd5f61c522d991cc9e7c94103ddffe69b56a48dcfa219cd2e9ed79f
[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" "f689f78f0fd5f61c522d991cc9e7c94103ddffe69b56a48dcfa219cd2e9ed79f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f689f78f0fd5f61c522d991cc9e7c94103ddffe69b56a48dcfa219cd2e9ed79f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f689f78f0fd5f61c522d991cc9e7c94103ddffe69b56a48dcfa219cd2e9ed79f", kill_on_drop: false }`
[INFO] [stdout] f689f78f0fd5f61c522d991cc9e7c94103ddffe69b56a48dcfa219cd2e9ed79f
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "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] c41df3db695b6100dc63888726ab65fe8d381e2c7727259755ba25e09542765b
[INFO] running `Command { std: "docker" "start" "-a" "c41df3db695b6100dc63888726ab65fe8d381e2c7727259755ba25e09542765b", kill_on_drop: false }`
[INFO] [stderr]     Checking remove_dir_all v0.5.1
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking filesystem v0.4.2
[INFO] [stderr]     Checking filesystem_race_condition_bug v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `filesystem::*`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use filesystem::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::Path`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::path::Path;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0601]: `main` function not found in crate `filesystem_race_condition_bug`
[INFO] [stdout]   --> src/main.rs:2:1
[INFO] [stdout]    |
[INFO] [stdout] 2  | / extern crate filesystem;
[INFO] [stdout] 3  | |
[INFO] [stdout] 4  | | use filesystem::*;
[INFO] [stdout] 5  | | use std::path::Path;
[INFO] [stdout] ...  |
[INFO] [stdout] 60 | |     }
[INFO] [stdout] 61 | | }
[INFO] [stdout]    | |_^ consider adding a `main` function to `src/main.rs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 2 warnings 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 `filesystem_race_condition_bug` due to 2 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "c41df3db695b6100dc63888726ab65fe8d381e2c7727259755ba25e09542765b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c41df3db695b6100dc63888726ab65fe8d381e2c7727259755ba25e09542765b", kill_on_drop: false }`
[INFO] [stdout] c41df3db695b6100dc63888726ab65fe8d381e2c7727259755ba25e09542765b