[INFO] fetching crate mudbase 0.1.4...
[INFO] testing mudbase-0.1.4 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] extracting crate mudbase 0.1.4 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate mudbase 0.1.4
[INFO] finished tweaking crates.io crate mudbase 0.1.4
[INFO] tweaked toml for crates.io crate mudbase 0.1.4 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mudbase 0.1.4 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mudbase 0.1.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mudbase_server v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 68e53952170de06b9999ae28c6f58143ecdbac228207fb7111a54e0687cdc947
[INFO] running `Command { std: "docker" "start" "-a" "68e53952170de06b9999ae28c6f58143ecdbac228207fb7111a54e0687cdc947", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "68e53952170de06b9999ae28c6f58143ecdbac228207fb7111a54e0687cdc947", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68e53952170de06b9999ae28c6f58143ecdbac228207fb7111a54e0687cdc947", kill_on_drop: false }`
[INFO] [stdout] 68e53952170de06b9999ae28c6f58143ecdbac228207fb7111a54e0687cdc947
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bfc07637e0eff40767058295004e4b66924412b2ac88103111b4d35acdac140e
[INFO] running `Command { std: "docker" "start" "-a" "bfc07637e0eff40767058295004e4b66924412b2ac88103111b4d35acdac140e", kill_on_drop: false }`
[INFO] [stderr]    Compiling mudbase_server v0.1.0
[INFO] [stderr]    Compiling mudbase v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "bfc07637e0eff40767058295004e4b66924412b2ac88103111b4d35acdac140e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfc07637e0eff40767058295004e4b66924412b2ac88103111b4d35acdac140e", kill_on_drop: false }`
[INFO] [stdout] bfc07637e0eff40767058295004e4b66924412b2ac88103111b4d35acdac140e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e1bd573765221bfd67d50f26095ca9d51532f669d56675fd95692196219fa4d1
[INFO] running `Command { std: "docker" "start" "-a" "e1bd573765221bfd67d50f26095ca9d51532f669d56675fd95692196219fa4d1", kill_on_drop: false }`
[INFO] [stderr]    Compiling mudbase v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0050]: method `handle_message` has 3 parameters but the declaration in trait `handle_message` has 2
[INFO] [stdout]   --> examples/simple_mud.rs:16:32
[INFO] [stdout]    |
[INFO] [stdout] 16 |     fn handle_message(session: &mut SessionType, message: &str, address: &str) {
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected 2 parameters, found 3
[INFO] [stdout]    |
[INFO] [stdout]    = note: `handle_message` from trait: `fn(&str, &str)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `send` found for struct `Server` in the current scope
[INFO] [stdout]   --> examples/simple_mud.rs:20:13
[INFO] [stdout]    |
[INFO] [stdout]  3 | struct Server {
[INFO] [stdout]    | ------------- function or associated item `send` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 20 |       Self::send(session, message);
[INFO] [stdout]    |             ^^^^ function or associated item not found in `Server`
[INFO] [stdout]    |
[INFO] [stdout] note: if you're trying to build a new `Server`, consider using `Server::new` which returns `Server`
[INFO] [stdout]   --> examples/simple_mud.rs:8:5
[INFO] [stdout]    |
[INFO] [stdout]  8 |     fn new() -> Self {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0050, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0050`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mudbase` (example "simple_mud") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "e1bd573765221bfd67d50f26095ca9d51532f669d56675fd95692196219fa4d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1bd573765221bfd67d50f26095ca9d51532f669d56675fd95692196219fa4d1", kill_on_drop: false }`
[INFO] [stdout] e1bd573765221bfd67d50f26095ca9d51532f669d56675fd95692196219fa4d1