[INFO] crate silver-rs 0.2.0-dev is already in cache
[INFO] checking silver-rs-0.2.0-dev against beta-2019-10-27 for pr-65897
[INFO] extracting crate silver-rs 0.2.0-dev into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate silver-rs 0.2.0-dev on toolchain beta-2019-10-27
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate silver-rs 0.2.0-dev
[INFO] finished tweaking crates.io crate silver-rs 0.2.0-dev
[INFO] tweaked toml for crates.io crate silver-rs 0.2.0-dev written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=allow" "-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" "+beta-2019-10-27" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c8d82355069a2a7d145c437526c8ac00994c5f62c42acb284159f47cc5ea4e94
[INFO] running `"docker" "start" "-a" "c8d82355069a2a7d145c437526c8ac00994c5f62c42acb284159f47cc5ea4e94"`
[INFO] [stderr]    Compiling hyper v0.12.35
[INFO] [stderr]     Checking silver-rs v0.2.0-dev (/opt/rustwide/workdir)
[INFO] [stderr] error[E0432]: unresolved import `silver_rs::transport`
[INFO] [stderr]  --> examples/upgrade.rs:9:16
[INFO] [stderr]   |
[INFO] [stderr] 9 | use silver_rs::transport::Io;
[INFO] [stderr]   |                ^^^^^^^^^ could not find `transport` in `silver_rs`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `silver_rs::upgrade`
[INFO] [stderr]   --> examples/upgrade.rs:10:16
[INFO] [stderr]    |
[INFO] [stderr] 10 | use silver_rs::upgrade::UpgradeContext;
[INFO] [stderr]    |                ^^^^^^^ could not find `upgrade` in `silver_rs`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved imports `silver_rs::App`, `silver_rs::Context`, `silver_rs::Error`
[INFO] [stderr]   --> examples/upgrade.rs:11:17
[INFO] [stderr]    |
[INFO] [stderr] 11 | use silver_rs::{App, Context, Error};
[INFO] [stderr]    |                 ^^^  ^^^^^^^  ^^^^^ no `Error` in the root
[INFO] [stderr]    |                 |    |
[INFO] [stderr]    |                 |    no `Context` in the root
[INFO] [stderr]    |                 no `App` in the root
[INFO] [stderr] help: a similar name exists in the module
[INFO] [stderr]    |
[INFO] [stderr] 11 | use silver_rs::{app, Context, Error};
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] help: a similar name exists in the module
[INFO] [stderr]    |
[INFO] [stderr] 11 | use silver_rs::{App, context, Error};
[INFO] [stderr]    |                      ^^^^^^^
[INFO] [stderr] help: a similar name exists in the module
[INFO] [stderr]    |
[INFO] [stderr] 11 | use silver_rs::{App, Context, error};
[INFO] [stderr]    |                               ^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Result` in module `silver_rs::app`
[INFO] [stderr]   --> examples/upgrade.rs:39:30
[INFO] [stderr]    |
[INFO] [stderr] 39 | fn main() -> silver_rs::app::Result<()> {
[INFO] [stderr]    |                              ^^^^^^ not found in `silver_rs::app`
[INFO] [stderr] help: possible candidates are found in other modules, you can import them into scope
[INFO] [stderr]    |
[INFO] [stderr] 8  | use http::Result;
[INFO] [stderr]    |
[INFO] [stderr] 8  | use silver_rs::rt::Result;
[INFO] [stderr]    |
[INFO] [stderr] 8  | use std::fmt::Result;
[INFO] [stderr]    |
[INFO] [stderr] 8  | use std::io::Result;
[INFO] [stderr]    |
[INFO] [stderr] and 3 other candidates
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 4 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0412, E0432.
[INFO] [stderr] For more information about an error, try `rustc --explain E0412`.
[INFO] [stderr] error: could not compile `silver-rs`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "c8d82355069a2a7d145c437526c8ac00994c5f62c42acb284159f47cc5ea4e94"`
[INFO] running `"docker" "rm" "-f" "c8d82355069a2a7d145c437526c8ac00994c5f62c42acb284159f47cc5ea4e94"`
[INFO] [stdout] c8d82355069a2a7d145c437526c8ac00994c5f62c42acb284159f47cc5ea4e94