[INFO] cloning repository https://github.com/gwangmu/rust-fork-counter-example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gwangmu/rust-fork-counter-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgwangmu%2Frust-fork-counter-example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgwangmu%2Frust-fork-counter-example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 552b6cc8d87ae03b429fdb566db676bf963dcc17
[INFO] testing gwangmu/rust-fork-counter-example against 1.100.0-beta.1+cargoflags=--release for beta-release-1.100-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgwangmu%2Frust-fork-counter-example" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/gwangmu/rust-fork-counter-example
[INFO] finished tweaking git repo https://github.com/gwangmu/rust-fork-counter-example
[INFO] tweaked toml for git repo https://github.com/gwangmu/rust-fork-counter-example written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/gwangmu/rust-fork-counter-example on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/gwangmu/rust-fork-counter-example already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] db08409d68863a1fd8e2012fe8f5b02421d26b2b06c8e01421c0052d8f9854a0
[INFO] running `Command { std: "docker" "start" "db08409d68863a1fd8e2012fe8f5b02421d26b2b06c8e01421c0052d8f9854a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "db08409d68863a1fd8e2012fe8f5b02421d26b2b06c8e01421c0052d8f9854a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "db08409d68863a1fd8e2012fe8f5b02421d26b2b06c8e01421c0052d8f9854a0" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "db08409d68863a1fd8e2012fe8f5b02421d26b2b06c8e01421c0052d8f9854a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "db08409d68863a1fd8e2012fe8f5b02421d26b2b06c8e01421c0052d8f9854a0" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.178
[INFO] [stderr]    Compiling zerocopy v0.8.31
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling nix v0.15.0
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling process-sync v0.2.2
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling rand v0.9.2
[INFO] [stderr]    Compiling rust-shared-mutex-test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0601]: `main` function not found in crate `rust_shared_mutex_test`
[INFO] [stdout]    --> src/main.rs:101:2
[INFO] [stdout]     |
[INFO] [stdout] 101 | }
[INFO] [stdout]     |  ^ consider adding a `main` function to `src/main.rs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0601`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust-shared-mutex-test` (bin "rust-shared-mutex-test") due to 1 previous error
[INFO] [stderr] warning: unused dependency `nix`
[INFO] [stderr]  --> Cargo.toml:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | nix = "0.15"
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `nix`
[INFO] [stderr] warning: `rust-shared-mutex-test` (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "inspect" "db08409d68863a1fd8e2012fe8f5b02421d26b2b06c8e01421c0052d8f9854a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db08409d68863a1fd8e2012fe8f5b02421d26b2b06c8e01421c0052d8f9854a0", kill_on_drop: false }`
[INFO] [stdout] db08409d68863a1fd8e2012fe8f5b02421d26b2b06c8e01421c0052d8f9854a0
