[INFO] fetching crate serverstat 0.1.4...
[INFO] testing serverstat-0.1.4 against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate serverstat 0.1.4 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate serverstat 0.1.4
[INFO] finished tweaking crates.io crate serverstat 0.1.4
[INFO] tweaked toml for crates.io crate serverstat 0.1.4 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate serverstat 0.1.4 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate serverstat 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" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tinyudp v0.5.1
[INFO] [stderr]   Downloaded quake_text v0.3.0
[INFO] [stderr]   Downloaded quake_serverinfo v0.8.0
[INFO] [stderr]   Downloaded quake_infostring v0.1.0
[INFO] [stderr]   Downloaded quake_text v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 074e705a89418fde08faa3b0d45db8cc30ea458a64e7a258fe2ff86de846867c
[INFO] running `Command { std: "docker" "start" "074e705a89418fde08faa3b0d45db8cc30ea458a64e7a258fe2ff86de846867c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "074e705a89418fde08faa3b0d45db8cc30ea458a64e7a258fe2ff86de846867c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "074e705a89418fde08faa3b0d45db8cc30ea458a64e7a258fe2ff86de846867c" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "074e705a89418fde08faa3b0d45db8cc30ea458a64e7a258fe2ff86de846867c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "074e705a89418fde08faa3b0d45db8cc30ea458a64e7a258fe2ff86de846867c" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling libc v0.2.171
[INFO] [stderr]    Compiling anyhow v1.0.97
[INFO] [stderr]    Compiling quake_infostring v0.1.0
[INFO] [stderr]    Compiling quake_text v0.2.0
[INFO] [stderr]    Compiling quake_text v0.3.0
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling quake_serverinfo v0.8.0
[INFO] [stderr]    Compiling mio v1.0.3
[INFO] [stderr]    Compiling socket2 v0.5.9
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling tokio v1.44.2
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling tinyudp v0.5.1
[INFO] [stderr]    Compiling serverstat v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 15.04s
[INFO] running `Command { std: "docker" "inspect" "074e705a89418fde08faa3b0d45db8cc30ea458a64e7a258fe2ff86de846867c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "074e705a89418fde08faa3b0d45db8cc30ea458a64e7a258fe2ff86de846867c" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling serverstat v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: cannot find module or crate `serde_json` in this scope
[INFO] [stdout]   --> src/hostport.rs:93:13
[INFO] [stdout]    |
[INFO] [stdout] 93 |             serde_json::to_string(&hostport)?,
[INFO] [stdout]    |             ^^^^^^^^^^ use of unresolved module or unlinked crate `serde_json`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `serde_json`, use `cargo add serde_json` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `serde_json` in this scope
[INFO] [stdout]    --> src/hostport.rs:102:13
[INFO] [stdout]     |
[INFO] [stdout] 102 |             serde_json::from_str::<Hostport>(r#""quake.se:28501""#)?,
[INFO] [stdout]     |             ^^^^^^^^^^ use of unresolved module or unlinked crate `serde_json`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `serde_json`, use `cargo add serde_json` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `serverstat` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "074e705a89418fde08faa3b0d45db8cc30ea458a64e7a258fe2ff86de846867c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "074e705a89418fde08faa3b0d45db8cc30ea458a64e7a258fe2ff86de846867c", kill_on_drop: false }`
[INFO] [stdout] 074e705a89418fde08faa3b0d45db8cc30ea458a64e7a258fe2ff86de846867c
