[INFO] cloning repository https://github.com/chazu/whisker
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chazu/whisker" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchazu%2Fwhisker", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchazu%2Fwhisker'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2983fc2c47d04650d1f353d61e7ff2b519a9b501
[INFO] checking chazu/whisker against 3154cc1a3e6424e44f438a95007d043ed5ceaaf6 for pr-133502-30
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchazu%2Fwhisker" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/chazu/whisker
[INFO] finished tweaking git repo https://github.com/chazu/whisker
[INFO] tweaked toml for git repo https://github.com/chazu/whisker written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/chazu/whisker 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/chazu/whisker 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 9c91418bd8de0aaee7681d32bad01148afd1211462ad2f2b2ad65522ba6891cf
[INFO] running `Command { std: "docker" "start" "9c91418bd8de0aaee7681d32bad01148afd1211462ad2f2b2ad65522ba6891cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9c91418bd8de0aaee7681d32bad01148afd1211462ad2f2b2ad65522ba6891cf", 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" "9c91418bd8de0aaee7681d32bad01148afd1211462ad2f2b2ad65522ba6891cf" "/opt/rustwide/cargo-home/bin/cargo" "+3154cc1a3e6424e44f438a95007d043ed5ceaaf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9c91418bd8de0aaee7681d32bad01148afd1211462ad2f2b2ad65522ba6891cf", 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" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "9c91418bd8de0aaee7681d32bad01148afd1211462ad2f2b2ad65522ba6891cf" "/opt/rustwide/cargo-home/bin/cargo" "+3154cc1a3e6424e44f438a95007d043ed5ceaaf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.229
[INFO] [stderr]     Checking toml_parser v1.1.3+spec-1.1.0
[INFO] [stderr]     Checking serde_spanned v1.1.1
[INFO] [stderr]     Checking toml_datetime v1.1.1+spec-1.1.0
[INFO] [stderr]     Checking toml v1.1.5+spec-1.1.0
[INFO] [stderr]     Checking whisker v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: invalid definition of the runtime `open` symbol used by the standard library
[INFO] [stdout]   --> src/pixels.rs:48:13
[INFO] [stdout]    |
[INFO] [stdout] 48 |             fn open(path: *const u8, flags: i32) -> i32;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected `unsafe extern "C" fn(*const i8, i32, ...) -> i32` (for the current target)
[INFO] [stdout]               found `unsafe extern "C" fn(*const u8, i32) -> i32`
[INFO] [stdout]    = help: either fix the signature or remove any attributes like `#[unsafe(no_mangle)]`, `#[unsafe(export_name = "open")]`, or `#[link_name = "open"]`
[INFO] [stdout]    = note: `#[deny(invalid_runtime_symbol_definitions)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `whisker` (bin "whisker") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: invalid definition of the runtime `open` symbol used by the standard library
[INFO] [stdout]   --> src/pixels.rs:48:13
[INFO] [stdout]    |
[INFO] [stdout] 48 |             fn open(path: *const u8, flags: i32) -> i32;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected `unsafe extern "C" fn(*const i8, i32, ...) -> i32` (for the current target)
[INFO] [stdout]               found `unsafe extern "C" fn(*const u8, i32) -> i32`
[INFO] [stdout]    = help: either fix the signature or remove any attributes like `#[unsafe(no_mangle)]`, `#[unsafe(export_name = "open")]`, or `#[link_name = "open"]`
[INFO] [stdout]    = note: `#[deny(invalid_runtime_symbol_definitions)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `whisker` (bin "whisker" test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "9c91418bd8de0aaee7681d32bad01148afd1211462ad2f2b2ad65522ba6891cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c91418bd8de0aaee7681d32bad01148afd1211462ad2f2b2ad65522ba6891cf", kill_on_drop: false }`
[INFO] [stdout] 9c91418bd8de0aaee7681d32bad01148afd1211462ad2f2b2ad65522ba6891cf
