[INFO] fetching crate rotor-capnp 0.1.0...
[INFO] testing rotor-capnp-0.1.0 against 1.99.0-beta.8 for beta-1.100-2
[INFO] extracting crate rotor-capnp 0.1.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate rotor-capnp 0.1.0
[INFO] finished tweaking crates.io crate rotor-capnp 0.1.0
[INFO] tweaked toml for crates.io crate rotor-capnp 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rotor-capnp 0.1.0 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 31 packages to highest compatible versions
[INFO] [stderr]       Adding byteorder v0.5.3 (available: v1.5.0)
[INFO] [stderr]       Adding capnp v0.6.2 (available: v0.27.2)
[INFO] [stderr]       Adding quick-error v1.2.3 (available: v2.0.1)
[INFO] [stderr]       Adding rotor-stream v0.5.1 (available: v0.6.2)
[INFO] [stderr]       Adding wasi v0.10.0+wasi-snapshot-preview1 (available: v0.10.2+wasi-snapshot-preview1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `rotor-capnp` (manifest) generated 1 warning
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded quick-error v0.2.2
[INFO] [stderr]   Downloaded rotor-tools v0.3.2
[INFO] [stderr]   Downloaded rotor v0.6.3
[INFO] [stderr]   Downloaded rotor-stream v0.5.1
[INFO] [stderr]   Downloaded mio v0.5.1
[INFO] [stderr]   Downloaded slab v0.1.3
[INFO] [stderr]   Downloaded bitflags v0.4.0
[INFO] [stderr]   Downloaded miow v0.1.5
[INFO] [stderr]   Downloaded memchr v0.1.11
[INFO] [stderr]   Downloaded byteorder v0.4.2
[INFO] [stderr]   Downloaded byteorder v0.5.3
[INFO] [stderr]   Downloaded capnp v0.6.2
[INFO] [stderr]   Downloaded netbuf v0.3.8
[INFO] [stderr]   Downloaded bytes v0.3.0
[INFO] [stderr]   Downloaded nix v0.5.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] bb99d7a1328d6b87b589957d7ae5ecae835681c785344fb8f34f92b7f5b711b4
[INFO] running `Command { std: "docker" "start" "bb99d7a1328d6b87b589957d7ae5ecae835681c785344fb8f34f92b7f5b711b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bb99d7a1328d6b87b589957d7ae5ecae835681c785344fb8f34f92b7f5b711b4", 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" "bb99d7a1328d6b87b589957d7ae5ecae835681c785344fb8f34f92b7f5b711b4" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bb99d7a1328d6b87b589957d7ae5ecae835681c785344fb8f34f92b7f5b711b4", 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" "bb99d7a1328d6b87b589957d7ae5ecae835681c785344fb8f34f92b7f5b711b4" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `rotor-capnp` (manifest) generated 1 warning
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling bitflags v0.4.0
[INFO] [stderr]    Compiling slab v0.1.3
[INFO] [stderr]    Compiling bytes v0.3.0
[INFO] [stderr]    Compiling quick-error v0.2.2
[INFO] [stderr]    Compiling netbuf v0.3.8
[INFO] [stderr]    Compiling byteorder v0.4.2
[INFO] [stderr]    Compiling byteorder v0.5.3
[INFO] [stderr]    Compiling net2 v0.2.39
[INFO] [stderr]    Compiling time v0.1.45
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]    Compiling nix v0.5.1
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling ws2_32-sys v0.2.1
[INFO] [stderr]    Compiling capnp v0.6.2
[INFO] [stderr]    Compiling miow v0.1.5
[INFO] [stdout] error[E0502]: cannot borrow `*reff` as immutable because it is also borrowed as mutable
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/capnp-0.6.2/src/private/layout.rs:639:47
[INFO] [stdout]     |
[INFO] [stdout] 639 |         let ptr = try!(follow_fars(&mut reff, (*reff).target(), &mut segment));
[INFO] [stdout]     |                        ----------- ---------  ^^^^^^^ immutable borrow occurs here
[INFO] [stdout]     |                        |           |
[INFO] [stdout]     |                        |           mutable borrow occurs here
[INFO] [stdout]     |                        mutable borrow later used by call
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0502`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `capnp` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "bb99d7a1328d6b87b589957d7ae5ecae835681c785344fb8f34f92b7f5b711b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb99d7a1328d6b87b589957d7ae5ecae835681c785344fb8f34f92b7f5b711b4", kill_on_drop: false }`
[INFO] [stdout] bb99d7a1328d6b87b589957d7ae5ecae835681c785344fb8f34f92b7f5b711b4
