[INFO] fetching crate gap_vec 0.1.0...
[INFO] testing gap_vec-0.1.0 against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296
[INFO] extracting crate gap_vec 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate gap_vec 0.1.0 on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gap_vec 0.1.0
[INFO] finished tweaking crates.io crate gap_vec 0.1.0
[INFO] tweaked toml for crates.io crate gap_vec 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2d533046b8009cfa8d79e5dc0623302ea47395f50e7d01e21b9bbf6340d3d73b
[INFO] running `Command { std: "docker" "start" "-a" "2d533046b8009cfa8d79e5dc0623302ea47395f50e7d01e21b9bbf6340d3d73b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2d533046b8009cfa8d79e5dc0623302ea47395f50e7d01e21b9bbf6340d3d73b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d533046b8009cfa8d79e5dc0623302ea47395f50e7d01e21b9bbf6340d3d73b", kill_on_drop: false }`
[INFO] [stdout] 2d533046b8009cfa8d79e5dc0623302ea47395f50e7d01e21b9bbf6340d3d73b
[INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6618be59c3042a86aff386f06fd0e4d7ba7292c3f3ff06d09a46411bb2735426
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6618be59c3042a86aff386f06fd0e4d7ba7292c3f3ff06d09a46411bb2735426", kill_on_drop: false }`
[INFO] [stderr]    Compiling gap_vec v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0599]: no method named `cap` found for struct `RawVec<T>` in the current scope
[INFO] [stdout]    --> src/lib.rs:147:18
[INFO] [stdout]     |
[INFO] [stdout] 147 |         self.buf.cap()
[INFO] [stdout]     |                  ^^^ private field, not a method
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `cap` found for struct `RawVec<_>` in the current scope
[INFO] [stdout]    --> src/lib.rs:306:49
[INFO] [stdout]     |
[INFO] [stdout] 306 |         let new_gap = self.gap.start .. new_buf.cap() - after_gap;
[INFO] [stdout]     |                                                 ^^^ private field, not a method
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `gap_vec`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "6618be59c3042a86aff386f06fd0e4d7ba7292c3f3ff06d09a46411bb2735426", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6618be59c3042a86aff386f06fd0e4d7ba7292c3f3ff06d09a46411bb2735426", kill_on_drop: false }`
[INFO] [stdout] 6618be59c3042a86aff386f06fd0e4d7ba7292c3f3ff06d09a46411bb2735426