[INFO] cloning repository https://github.com/junyw/rust-server
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/junyw/rust-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjunyw%2Frust-server"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjunyw%2Frust-server'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b3b2899de6ee5964c8bcbf641d04ae6dba46a5ad
[INFO] testing junyw/rust-server against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjunyw%2Frust-server" "/workspace/builds/worker-0/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/junyw/rust-server on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/junyw/rust-server
[INFO] finished tweaking git repo https://github.com/junyw/rust-server
[INFO] tweaked toml for git repo https://github.com/junyw/rust-server written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/junyw/rust-server already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b64084e714c360df125928b7cfa7dec3a29315484ec409fdc6cae93e4f8b34d1
[INFO] running `"docker" "start" "-a" "b64084e714c360df125928b7cfa7dec3a29315484ec409fdc6cae93e4f8b34d1"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.21
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]    Compiling num-traits v0.1.37
[INFO] [stderr]    Compiling bitflags v0.4.0
[INFO] [stderr]    Compiling cfg-if v0.1.0
[INFO] [stderr]    Compiling regex-syntax v0.4.0
[INFO] [stderr]    Compiling fnv v1.0.5
[INFO] [stderr]    Compiling ansi_term v0.9.0
[INFO] [stderr]    Compiling httparse v1.2.2
[INFO] [stderr]    Compiling unreachable v0.1.1
[INFO] [stderr]    Compiling num-integer v0.1.34
[INFO] [stderr]    Compiling memchr v1.0.1
[INFO] [stderr]    Compiling thread-id v3.0.0
[INFO] [stderr]    Compiling time v0.1.36
[INFO] [stderr]    Compiling num-iter v0.1.33
[INFO] [stderr]    Compiling thread_local v0.3.3
[INFO] [stderr]    Compiling aho-corasick v0.6.3
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]    Compiling num v0.1.37
[INFO] [stderr]    Compiling chrono v0.3.0
[INFO] [stderr]    Compiling nix v0.7.0
[INFO] [stderr]    Compiling regex v0.2.1
[INFO] [stderr]    Compiling carbon v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0432]: unresolved import `nix::sys::event`
[INFO] [stderr]   --> src/io/notification.rs:26:15
[INFO] [stderr]    |
[INFO] [stderr] 26 | use nix::sys::event::{KEvent, kqueue, kevent, EventFilter};
[INFO] [stderr]    |               ^^^^^ could not find `event` in `sys`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `nix::sys::event`
[INFO] [stderr]  --> src/io/event.rs:1:15
[INFO] [stderr]   |
[INFO] [stderr] 1 | use nix::sys::event::{KEvent, EventFilter, FilterFlag};
[INFO] [stderr]   |               ^^^^^ could not find `event` in `sys`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `nix::sys::event`
[INFO] [stderr]  --> src/io/event.rs:2:15
[INFO] [stderr]   |
[INFO] [stderr] 2 | use nix::sys::event::{EV_ADD, EV_ENABLE, EV_DELETE, EV_ERROR};
[INFO] [stderr]   |               ^^^^^ could not find `event` in `sys`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self`
[INFO] [stderr]  --> src/http.rs:2:15
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::io::{self, Write};
[INFO] [stderr]   |               ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `regex::Regex`
[INFO] [stderr]  --> src/http.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use regex::Regex;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/router.rs:18:17
[INFO] [stderr]    |
[INFO] [stderr] 18 |     views: Vec<Box<View>>,
[INFO] [stderr]    |                    ^^^^ help: use `dyn`: `dyn View`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/router.rs:28:61
[INFO] [stderr]    |
[INFO] [stderr] 28 |     fn rule(self, method: Method, uri: &'static str, view: Box<View>) -> RouterBuilder {
[INFO] [stderr]    |                                                                ^^^^ help: use `dyn`: `dyn View`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/router.rs:43:48
[INFO] [stderr]    |
[INFO] [stderr] 43 |     pub fn get(self, uri: &'static str, view: Box<View>) -> RouterBuilder {
[INFO] [stderr]    |                                                   ^^^^ help: use `dyn`: `dyn View`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/router.rs:46:49
[INFO] [stderr]    |
[INFO] [stderr] 46 |     pub fn post(self, uri: &'static str, view: Box<View>) -> RouterBuilder {
[INFO] [stderr]    |                                                    ^^^^ help: use `dyn`: `dyn View`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/router.rs:68:17
[INFO] [stderr]    |
[INFO] [stderr] 68 |     views: Vec<Box<View>>,
[INFO] [stderr]    |                    ^^^^ help: use `dyn`: `dyn View`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::error::Error`
[INFO] [stderr]  --> src/view.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::error::Error;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors; 8 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0432`.
[INFO] [stderr] error: could not compile `carbon`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "b64084e714c360df125928b7cfa7dec3a29315484ec409fdc6cae93e4f8b34d1"`
[INFO] running `"docker" "rm" "-f" "b64084e714c360df125928b7cfa7dec3a29315484ec409fdc6cae93e4f8b34d1"`
[INFO] [stdout] b64084e714c360df125928b7cfa7dec3a29315484ec409fdc6cae93e4f8b34d1