[INFO] crate nt 3.0.0 is already in cache
[INFO] testing nt-3.0.0 against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] extracting crate nt 3.0.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate nt 3.0.0 on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate nt 3.0.0
[INFO] finished tweaking crates.io crate nt 3.0.0
[INFO] tweaked toml for crates.io crate nt 3.0.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate nt 3.0.0 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+28742a1146f10a4f09369baad027a464acb7a766" "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] c9077669c9f1c3c74520d43e3c18bc32cb57332c9fb63a4ae3366e8cb518c13e
[INFO] running `"docker" "start" "-a" "c9077669c9f1c3c74520d43e3c18bc32cb57332c9fb63a4ae3366e8cb518c13e"`
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling bytes v0.5.3
[INFO] [stderr]    Compiling arc-swap v0.4.4
[INFO] [stderr]    Compiling pin-project-lite v0.1.1
[INFO] [stderr]    Compiling anyhow v1.0.28
[INFO] [stderr]    Compiling futures v0.1.29
[INFO] [stderr]    Compiling multimap v0.5.0
[INFO] [stderr]    Compiling nt-leb128 v0.3.1
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling num_cpus v1.11.1
[INFO] [stderr]    Compiling signal-hook-registry v1.2.0
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling mio v0.6.21
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling tokio-macros v0.2.1
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling thiserror-impl v1.0.14
[INFO] [stderr]    Compiling tokio v0.2.6
[INFO] [stderr]    Compiling futures-macro v0.3.1
[INFO] [stderr]    Compiling thiserror v1.0.14
[INFO] [stderr]    Compiling futures-util v0.3.1
[INFO] [stderr]    Compiling tokio-util v0.2.0
[INFO] [stderr]    Compiling nt-network v3.0.0
[INFO] [stderr]    Compiling nt v3.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 51.46s
[INFO] running `"docker" "inspect" "c9077669c9f1c3c74520d43e3c18bc32cb57332c9fb63a4ae3366e8cb518c13e"`
[INFO] running `"docker" "rm" "-f" "c9077669c9f1c3c74520d43e3c18bc32cb57332c9fb63a4ae3366e8cb518c13e"`
[INFO] [stdout] c9077669c9f1c3c74520d43e3c18bc32cb57332c9fb63a4ae3366e8cb518c13e
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] eb3e4d4628e059fa43914a308e30e2cb01aeef1c5fc7765722762778637d3617
[INFO] running `"docker" "start" "-a" "eb3e4d4628e059fa43914a308e30e2cb01aeef1c5fc7765722762778637d3617"`
[INFO] [stderr]    Compiling nt v3.0.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]   --> examples/read.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     loop {}
[INFO] [stderr]    |     ------- any code following this expression is unreachable
[INFO] [stderr] 17 |     Ok(())
[INFO] [stderr]    |     ^^^^^^ unreachable expression
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no function or associated item named `connect_ws` found for struct `nt::nt::NetworkTables<_>` in the current scope
[INFO] [stderr]  --> examples/ws_client.rs:5:33
[INFO] [stderr]   |
[INFO] [stderr] 5 |     let mut nt = NetworkTables::connect_ws("ws://127.0.0.1:1735", "nt-ws")
[INFO] [stderr]   |                                 ^^^^^^^^^^
[INFO] [stderr]   |                                 |
[INFO] [stderr]   |                                 function or associated item not found in `nt::nt::NetworkTables<_>`
[INFO] [stderr]   |                                 help: there is an associated function with a similar name: `connect`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no function or associated item named `connect_ws` found for struct `nt::nt::NetworkTables<_>` in the current scope
[INFO] [stderr]  --> examples/ws_rpc_client.rs:7:33
[INFO] [stderr]   |
[INFO] [stderr] 7 |     let mut nt = NetworkTables::connect_ws("ws://127.0.0.1:1735", "nt-ws").await?;
[INFO] [stderr]   |                                 ^^^^^^^^^^
[INFO] [stderr]   |                                 |
[INFO] [stderr]   |                                 function or associated item not found in `nt::nt::NetworkTables<_>`
[INFO] [stderr]   |                                 help: there is an associated function with a similar name: `connect`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0599`.
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `nt`.
[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] For more information about this error, try `rustc --explain E0599`.
[INFO] [stderr] error: could not compile `nt`.
[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] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "eb3e4d4628e059fa43914a308e30e2cb01aeef1c5fc7765722762778637d3617"`
[INFO] running `"docker" "rm" "-f" "eb3e4d4628e059fa43914a308e30e2cb01aeef1c5fc7765722762778637d3617"`
[INFO] [stdout] eb3e4d4628e059fa43914a308e30e2cb01aeef1c5fc7765722762778637d3617