[INFO] crate fuchsia-zircon 0.3.3 is already in cache
[INFO] testing fuchsia-zircon-0.3.3 against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] extracting crate fuchsia-zircon 0.3.3 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate fuchsia-zircon 0.3.3 on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fuchsia-zircon 0.3.3
[INFO] finished tweaking crates.io crate fuchsia-zircon 0.3.3
[INFO] tweaked toml for crates.io crate fuchsia-zircon 0.3.3 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d3e80b6d668d582bcfaf6085e8e519c9b482da5980d0458b3422450b5d84dc0c
[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" "d3e80b6d668d582bcfaf6085e8e519c9b482da5980d0458b3422450b5d84dc0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d3e80b6d668d582bcfaf6085e8e519c9b482da5980d0458b3422450b5d84dc0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3e80b6d668d582bcfaf6085e8e519c9b482da5980d0458b3422450b5d84dc0c", kill_on_drop: false }`
[INFO] [stdout] d3e80b6d668d582bcfaf6085e8e519c9b482da5980d0458b3422450b5d84dc0c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", 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] c7e80555afc4147d4d106c4fbca99472d166e8dbd5b5ff2b91c1de6c53a1c113
[INFO] running `Command { std: "docker" "start" "-a" "c7e80555afc4147d4d106c4fbca99472d166e8dbd5b5ff2b91c1de6c53a1c113", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling fuchsia-zircon-sys v0.3.3
[INFO] [stderr]    Compiling fuchsia-zircon v0.3.3 (/opt/rustwide/workdir)
[INFO] [stdout] error: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/channel.rs:94:23
[INFO] [stdout]    |
[INFO] [stdout] 94 |         let n_bytes = try!(usize_into_u32(bytes.len()).map_err(|_| Status::OUT_OF_RANGE));
[INFO] [stdout]    |                       ^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:8:9
[INFO] [stdout]    |
[INFO] [stdout] 8  | #![deny(warnings)]
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    = note: `#[deny(deprecated)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/channel.rs:95:25
[INFO] [stdout]    |
[INFO] [stdout] 95 |         let n_handles = try!(usize_into_u32(handles.len()).map_err(|_| Status::OUT_OF_RANGE));
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/channel.rs:123:31
[INFO] [stdout]     |
[INFO] [stdout] 123 |         let write_num_bytes = try!(usize_into_u32(bytes.len()).map_err(
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/channel.rs:125:33
[INFO] [stdout]     |
[INFO] [stdout] 125 |         let write_num_handles = try!(usize_into_u32(handles.len()).map_err(
[INFO] [stdout]     |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:149:15
[INFO] [stdout]     |
[INFO] [stdout] 149 |     let len = try!(usize_into_u32(items.len()).map_err(|_| Status::OUT_OF_RANGE));
[INFO] [stdout]     |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fuchsia-zircon`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "c7e80555afc4147d4d106c4fbca99472d166e8dbd5b5ff2b91c1de6c53a1c113", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7e80555afc4147d4d106c4fbca99472d166e8dbd5b5ff2b91c1de6c53a1c113", kill_on_drop: false }`
[INFO] [stdout] c7e80555afc4147d4d106c4fbca99472d166e8dbd5b5ff2b91c1de6c53a1c113