[INFO] updating cached repository https://github.com/ralfbiedert/rust_issues
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e565074cc764aa300bff8867964b723a642e5f55
[INFO] checking ralfbiedert/rust_issues against master#b61e69433951e31f7bd746e22f516a48ad41623b for prs-64470-and-65389
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fralfbiedert%2Frust_issues" "/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/ralfbiedert/rust_issues on toolchain b61e69433951e31f7bd746e22f516a48ad41623b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/ralfbiedert/rust_issues
[INFO] finished tweaking git repo https://github.com/ralfbiedert/rust_issues
[INFO] tweaked toml for git repo https://github.com/ralfbiedert/rust_issues written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/ralfbiedert/rust_issues already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] warning: the cargo feature `edition` is now stable and is no longer necessary to be listed in the manifest
[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" "+b61e69433951e31f7bd746e22f516a48ad41623b" "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] dadcd69a077893626b82d00d59edcbabe3938b090016a0a2757b31a66ebb9f7d
[INFO] running `"docker" "start" "-a" "dadcd69a077893626b82d00d59edcbabe3938b090016a0a2757b31a66ebb9f7d"`
[INFO] [stderr] warning: the cargo feature `edition` is now stable and is no longer necessary to be listed in the manifest
[INFO] [stderr]    Compiling serde v1.0.71
[INFO] [stderr]    Compiling proc-macro2 v0.4.12
[INFO] [stderr]     Checking ryu v0.2.3
[INFO] [stderr]     Checking log v0.4.3
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]    Compiling serde_derive v1.0.21
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking quote v0.6.6
[INFO] [stderr]     Checking syn v0.14.8
[INFO] [stderr]     Checking serde_json v1.0.26
[INFO] [stderr]     Checking toml v0.4.6
[INFO] [stderr]     Checking cbindgen v0.6.1
[INFO] [stderr]     Checking rust_issues v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: proc-macro derive panicked
[INFO] [stderr]  --> src/main.rs:9:30
[INFO] [stderr]   |
[INFO] [stderr] 9 | #[derive(Debug, Clone, Copy, Serialize)]
[INFO] [stderr]   |                              ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: message: called `Result::unwrap()` on an `Err` value: "failed to parse derive input: \"#[repr(C)]\\npub struct Matrix4f32 {\\n    crate data: [f32; 16],\\n}\""
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `rust_issues`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "dadcd69a077893626b82d00d59edcbabe3938b090016a0a2757b31a66ebb9f7d"`
[INFO] running `"docker" "rm" "-f" "dadcd69a077893626b82d00d59edcbabe3938b090016a0a2757b31a66ebb9f7d"`
[INFO] [stdout] dadcd69a077893626b82d00d59edcbabe3938b090016a0a2757b31a66ebb9f7d