[INFO] fetching crate dylink 0.14.0...
[INFO] testing dylink-0.14.0 against 1.100.0-beta.1+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate dylink 0.14.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate dylink 0.14.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate dylink 0.14.0
[INFO] tweaked toml for crates.io crate dylink 0.14.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate dylink 0.14.0 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 crates.io crate dylink 0.14.0 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-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 8e0e9858e95307aaae279f383e0c53c059365405797e647d7f19f09fca5fe7ce
[INFO] running `Command { std: "docker" "start" "8e0e9858e95307aaae279f383e0c53c059365405797e647d7f19f09fca5fe7ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8e0e9858e95307aaae279f383e0c53c059365405797e647d7f19f09fca5fe7ce", 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" "8e0e9858e95307aaae279f383e0c53c059365405797e647d7f19f09fca5fe7ce" "/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" "8e0e9858e95307aaae279f383e0c53c059365405797e647d7f19f09fca5fe7ce", 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" "8e0e9858e95307aaae279f383e0c53c059365405797e647d7f19f09fca5fe7ce" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling dylink v0.14.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "8e0e9858e95307aaae279f383e0c53c059365405797e647d7f19f09fca5fe7ce", 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" "8e0e9858e95307aaae279f383e0c53c059365405797e647d7f19f09fca5fe7ce" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling dylink v0.14.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: extern blocks must be unsafe
[INFO] [stdout]   --> tests/linux.rs:20:2
[INFO] [stdout]    |
[INFO] [stdout] 20 |       extern "C-unwind" {
[INFO] [stdout]    |       ^
[INFO] [stdout]    |       |
[INFO] [stdout]    |  _____help: needs `unsafe` before the extern keyword: `unsafe`
[INFO] [stdout]    | |
[INFO] [stdout] 21 | |         fn XOpenDisplay(display_name: *const c_char) -> *mut Display;
[INFO] [stdout] 22 | |         fn XCloseDisplay(display: *mut Display);
[INFO] [stdout] 23 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern blocks must be unsafe
[INFO] [stdout]   --> tests/linux.rs:43:2
[INFO] [stdout]    |
[INFO] [stdout] 43 |       extern "C-unwind" {
[INFO] [stdout]    |       ^
[INFO] [stdout]    |       |
[INFO] [stdout]    |  _____help: needs `unsafe` before the extern keyword: `unsafe`
[INFO] [stdout]    | |
[INFO] [stdout] 44 | |         fn atoi(s: *const c_char) -> c_int;
[INFO] [stdout] 45 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern blocks must be unsafe
[INFO] [stdout]   --> tests/linux.rs:20:2
[INFO] [stdout]    |
[INFO] [stdout] 20 |       extern "C-unwind" {
[INFO] [stdout]    |       ^
[INFO] [stdout]    |       |
[INFO] [stdout]    |  _____help: needs `unsafe` before the extern keyword: `unsafe`
[INFO] [stdout]    | |
[INFO] [stdout] 21 | |         fn XOpenDisplay(display_name: *const c_char) -> *mut Display;
[INFO] [stdout] 22 | |         fn XCloseDisplay(display: *mut Display);
[INFO] [stdout] 23 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern blocks must be unsafe
[INFO] [stdout]   --> tests/linux.rs:43:2
[INFO] [stdout]    |
[INFO] [stdout] 43 |       extern "C-unwind" {
[INFO] [stdout]    |       ^
[INFO] [stdout]    |       |
[INFO] [stdout]    |  _____help: needs `unsafe` before the extern keyword: `unsafe`
[INFO] [stdout]    | |
[INFO] [stdout] 44 | |         fn atoi(s: *const c_char) -> c_int;
[INFO] [stdout] 45 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `dylink` in this scope
[INFO] [stdout]   --> tests/linux.rs:19:4
[INFO] [stdout]    |
[INFO] [stdout] 19 |     #[dylink(library = LIB_X11)]
[INFO] [stdout]    |       ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `dylink` is in scope, but it is a crate, not an attribute
[INFO] [stdout] help: a built-in attribute with a similar name exists
[INFO] [stdout]    |
[INFO] [stdout] 19 -     #[dylink(library = LIB_X11)]
[INFO] [stdout] 19 +     #[link(library = LIB_X11)]
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `dylink` in this scope
[INFO] [stdout]   --> tests/linux.rs:42:4
[INFO] [stdout]    |
[INFO] [stdout] 42 |     #[dylink(library=THIS)]
[INFO] [stdout]    |       ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `dylink` is in scope, but it is a crate, not an attribute
[INFO] [stdout] help: a built-in attribute with a similar name exists
[INFO] [stdout]    |
[INFO] [stdout] 42 -     #[dylink(library=THIS)]
[INFO] [stdout] 42 +     #[link(library=THIS)]
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `dylink` in this scope
[INFO] [stdout]   --> tests/linux.rs:19:4
[INFO] [stdout]    |
[INFO] [stdout] 19 |     #[dylink(library = LIB_X11)]
[INFO] [stdout]    |       ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `dylink` is in scope, but it is a crate, not an attribute
[INFO] [stdout] help: a built-in attribute with a similar name exists
[INFO] [stdout]    |
[INFO] [stdout] 19 -     #[dylink(library = LIB_X11)]
[INFO] [stdout] 19 +     #[link(library = LIB_X11)]
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `dylink` in this scope
[INFO] [stdout]   --> tests/linux.rs:42:4
[INFO] [stdout]    |
[INFO] [stdout] 42 |     #[dylink(library=THIS)]
[INFO] [stdout]    |       ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `dylink` is in scope, but it is a crate, not an attribute
[INFO] [stdout] help: a built-in attribute with a similar name exists
[INFO] [stdout]    |
[INFO] [stdout] 42 -     #[dylink(library=THIS)]
[INFO] [stdout] 42 +     #[link(library=THIS)]
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `dylink` (test "linux") due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `dylink` (test "lib") due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "8e0e9858e95307aaae279f383e0c53c059365405797e647d7f19f09fca5fe7ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e0e9858e95307aaae279f383e0c53c059365405797e647d7f19f09fca5fe7ce", kill_on_drop: false }`
[INFO] [stdout] 8e0e9858e95307aaae279f383e0c53c059365405797e647d7f19f09fca5fe7ce
