[INFO] cloning repository https://github.com/michaelvoronov/rust_poc_2
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/michaelvoronov/rust_poc_2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichaelvoronov%2Frust_poc_2"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichaelvoronov%2Frust_poc_2'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 237ed025c867d5d6e8a3361efdd2e5d5b9078de9
[INFO] checking michaelvoronov/rust_poc_2 against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichaelvoronov%2Frust_poc_2" "/workspace/builds/worker-0/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/michaelvoronov/rust_poc_2 on toolchain 45d050cde277b22a755847338f2acc2c7b834141
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/michaelvoronov/rust_poc_2
[INFO] finished tweaking git repo https://github.com/michaelvoronov/rust_poc_2
[INFO] tweaked toml for git repo https://github.com/michaelvoronov/rust_poc_2 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/michaelvoronov/rust_poc_2 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] warning: file found to be present in multiple build targets: /workspace/builds/worker-0/source/src/lib.rs
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "/opt/rustwide/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7d19b23fb7739343fbba68296b471b8907c3be4a491dc12839852dac14d6e329
[INFO] running `"docker" "start" "-a" "7d19b23fb7739343fbba68296b471b8907c3be4a491dc12839852dac14d6e329"`
[INFO] [stderr] warning: file found to be present in multiple build targets: /opt/rustwide/workdir/src/lib.rs
[INFO] [stderr]     Checking unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.43
[INFO] [stderr]     Checking proc-macro2 v0.4.30
[INFO] [stderr]     Checking quote v0.6.13
[INFO] [stderr]     Checking test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: function is never used: `main`
[INFO] [stderr]  --> src/lib.rs:1:4
[INFO] [stderr]   |
[INFO] [stderr] 1 | fn main() {
[INFO] [stderr]   |    ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `test_main_static` in crate `test`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0425`.
[INFO] [stderr] error: could not compile `test`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "7d19b23fb7739343fbba68296b471b8907c3be4a491dc12839852dac14d6e329"`
[INFO] running `"docker" "rm" "-f" "7d19b23fb7739343fbba68296b471b8907c3be4a491dc12839852dac14d6e329"`
[INFO] [stdout] 7d19b23fb7739343fbba68296b471b8907c3be4a491dc12839852dac14d6e329