[INFO] crate memsocket 0.1.3 is already in cache
[INFO] checking memsocket-0.1.3 against master#209b2be09fcaff937480d1fbbe8b31646e361c7a for pr-70917
[INFO] extracting crate memsocket 0.1.3 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate memsocket 0.1.3 on toolchain 209b2be09fcaff937480d1fbbe8b31646e361c7a
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate memsocket 0.1.3
[INFO] finished tweaking crates.io crate memsocket 0.1.3
[INFO] tweaked toml for crates.io crate memsocket 0.1.3 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "/opt/rustwide/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 7bb123f7bb71df90424410e6d5206bf837db22b6a78c505f88e79c64d2fbe2e3
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "7bb123f7bb71df90424410e6d5206bf837db22b6a78c505f88e79c64d2fbe2e3"`
[INFO] [stderr]     Checking memsocket v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused `std::result::Result` in tuple element 1 that must be used
[INFO] [stderr]   --> tests/unbounded_test.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 31 | /     tokio::runtime::current_thread::Runtime::new()
[INFO] [stderr] 32 | |         .unwrap()
[INFO] [stderr] 33 | |         .block_on({
[INFO] [stderr] 34 | |             tokio::io::read_to_end(server, vec![])
[INFO] [stderr] ...  |
[INFO] [stderr] 41 | |         })
[INFO] [stderr] 42 | |         .unwrap();
[INFO] [stderr]    | |__________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` in tuple element 1 that must be used
[INFO] [stderr]   --> tests/bounded_test.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 31 | /     tokio::runtime::current_thread::Runtime::new()
[INFO] [stderr] 32 | |         .unwrap()
[INFO] [stderr] 33 | |         .block_on({
[INFO] [stderr] 34 | |             tokio::io::read_to_end(server, vec![])
[INFO] [stderr] ...  |
[INFO] [stderr] 41 | |         })
[INFO] [stderr] 42 | |         .unwrap();
[INFO] [stderr]    | |__________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.89s
[INFO] running `"docker" "inspect" "7bb123f7bb71df90424410e6d5206bf837db22b6a78c505f88e79c64d2fbe2e3"`
[INFO] running `"docker" "rm" "-f" "7bb123f7bb71df90424410e6d5206bf837db22b6a78c505f88e79c64d2fbe2e3"`
[INFO] [stdout] 7bb123f7bb71df90424410e6d5206bf837db22b6a78c505f88e79c64d2fbe2e3
