[INFO] cloning repository https://github.com/jonruttan/x-engine-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jonruttan/x-engine-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonruttan%2Fx-engine-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonruttan%2Fx-engine-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 65e391a22d3f85f0431f5af0aa175905ae67e71f
[INFO] checking jonruttan/x-engine-rust against 3154cc1a3e6424e44f438a95007d043ed5ceaaf6+rustflags=-Znext-solver=coherence for pr-133502-30
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonruttan%2Fx-engine-rust" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-5-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/jonruttan/x-engine-rust
[INFO] finished tweaking git repo https://github.com/jonruttan/x-engine-rust
[INFO] tweaked toml for git repo https://github.com/jonruttan/x-engine-rust written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jonruttan/x-engine-rust on toolchain 3154cc1a3e6424e44f438a95007d043ed5ceaaf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3154cc1a3e6424e44f438a95007d043ed5ceaaf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/jonruttan/x-engine-rust 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" "+3154cc1a3e6424e44f438a95007d043ed5ceaaf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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] 8d59e84c3ef33df9ab7fdbfecf363ec89e5f88c10142c57c4d11cedee07702ed
[INFO] running `Command { std: "docker" "start" "8d59e84c3ef33df9ab7fdbfecf363ec89e5f88c10142c57c4d11cedee07702ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8d59e84c3ef33df9ab7fdbfecf363ec89e5f88c10142c57c4d11cedee07702ed", 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" "8d59e84c3ef33df9ab7fdbfecf363ec89e5f88c10142c57c4d11cedee07702ed" "/opt/rustwide/cargo-home/bin/cargo" "+3154cc1a3e6424e44f438a95007d043ed5ceaaf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8d59e84c3ef33df9ab7fdbfecf363ec89e5f88c10142c57c4d11cedee07702ed", 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=forbid -Znext-solver=coherence" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "8d59e84c3ef33df9ab7fdbfecf363ec89e5f88c10142c57c4d11cedee07702ed" "/opt/rustwide/cargo-home/bin/cargo" "+3154cc1a3e6424e44f438a95007d043ed5ceaaf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling x-engine-rust v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking x-engine-foreign v0.0.1 (/opt/rustwide/workdir/foreign)
[INFO] [stderr] error: could not compile `x-engine-foreign` (lib) due to 1 previous error
[INFO] [stdout] error: suspicious definition of the runtime `write` symbol used by the standard library
[INFO] [stdout]   --> foreign/src/lib.rs:61:5
[INFO] [stdout]    |
[INFO] [stdout] 61 |     fn write(fd: c_int, buf: *const u8, count: usize) -> isize;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected `unsafe extern "C" fn(i32, *const c_void, usize) -> isize` (for the current target)
[INFO] [stdout]               found `unsafe extern "C" fn(i32, *const u8, usize) -> isize`
[INFO] [stdout]    = help: either fix the signature or remove any attributes like `#[unsafe(no_mangle)]`, `#[unsafe(export_name = "write")]`, or `#[link_name = "write"]`
[INFO] [stdout]    = help: allow this lint if the signature is compatible
[INFO] [stdout]    = note: `-D suspicious-runtime-symbol-definitions` implied by `-D warnings`
[INFO] [stdout]    = help: to override `-D warnings` add `#[allow(suspicious_runtime_symbol_definitions)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: suspicious definition of the runtime `write` symbol used by the standard library
[INFO] [stdout]   --> foreign/src/lib.rs:61:5
[INFO] [stdout]    |
[INFO] [stdout] 61 |     fn write(fd: c_int, buf: *const u8, count: usize) -> isize;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected `unsafe extern "C" fn(i32, *const c_void, usize) -> isize` (for the current target)
[INFO] [stdout]               found `unsafe extern "C" fn(i32, *const u8, usize) -> isize`
[INFO] [stdout]    = help: either fix the signature or remove any attributes like `#[unsafe(no_mangle)]`, `#[unsafe(export_name = "write")]`, or `#[link_name = "write"]`
[INFO] [stdout]    = help: allow this lint if the signature is compatible
[INFO] [stdout]    = note: `-D suspicious-runtime-symbol-definitions` implied by `-D warnings`
[INFO] [stdout]    = help: to override `-D warnings` add `#[allow(suspicious_runtime_symbol_definitions)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `x-engine-foreign` (lib test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "8d59e84c3ef33df9ab7fdbfecf363ec89e5f88c10142c57c4d11cedee07702ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d59e84c3ef33df9ab7fdbfecf363ec89e5f88c10142c57c4d11cedee07702ed", kill_on_drop: false }`
[INFO] [stdout] 8d59e84c3ef33df9ab7fdbfecf363ec89e5f88c10142c57c4d11cedee07702ed
