[INFO] fetching crate rbsnrust 0.1.0...
[INFO] testing rbsnrust-0.1.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate rbsnrust 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate rbsnrust 0.1.0
[INFO] finished tweaking crates.io crate rbsnrust 0.1.0
[INFO] tweaked toml for crates.io crate rbsnrust 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rbsnrust 0.1.0 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 29 packages to latest compatible versions
[INFO] [stderr]       Adding toml v0.4.10 (available: v0.9.7)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded robson_compiler v0.1.6
[INFO] [stderr]   Downloaded cfg-if v1.0.3
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.104
[INFO] [stderr]   Downloaded ppv-lite86 v0.2.21
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.104
[INFO] [stderr]   Downloaded proc-macro2 v1.0.101
[INFO] [stderr]   Downloaded quote v1.0.41
[INFO] [stderr]   Downloaded rustversion v1.0.22
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.104
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.104
[INFO] [stderr]   Downloaded unicode-ident v1.0.19
[INFO] [stderr]   Downloaded js-sys v0.3.81
[INFO] [stderr]   Downloaded wasi v0.11.1+wasi-snapshot-preview1
[INFO] [stderr]   Downloaded serde_core v1.0.228
[INFO] [stderr]   Downloaded log v0.4.28
[INFO] [stderr]   Downloaded toml v0.4.10
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.104
[INFO] [stderr]   Downloaded serde_derive v1.0.228
[INFO] [stderr]   Downloaded zerocopy-derive v0.8.27
[INFO] [stderr]   Downloaded bumpalo v3.19.0
[INFO] [stderr]   Downloaded serde v1.0.228
[INFO] [stderr]   Downloaded getrandom v0.2.16
[INFO] [stderr]   Downloaded syn v2.0.106
[INFO] [stderr]   Downloaded zerocopy v0.8.27
[INFO] [stderr]   Downloaded libc v0.2.176
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e79d72345661bd54c2e4c9f1bbda291d7d862e1da0f4725abcba9e943ecd9163
[INFO] running `Command { std: "docker" "start" "-a" "e79d72345661bd54c2e4c9f1bbda291d7d862e1da0f4725abcba9e943ecd9163", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e79d72345661bd54c2e4c9f1bbda291d7d862e1da0f4725abcba9e943ecd9163", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e79d72345661bd54c2e4c9f1bbda291d7d862e1da0f4725abcba9e943ecd9163", kill_on_drop: false }`
[INFO] [stdout] e79d72345661bd54c2e4c9f1bbda291d7d862e1da0f4725abcba9e943ecd9163
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6da8fd35a7089de7e8a1c7b1f65e88140d6426c9beb0b2c6f0f74c8aedb33df2
[INFO] running `Command { std: "docker" "start" "-a" "6da8fd35a7089de7e8a1c7b1f65e88140d6426c9beb0b2c6f0f74c8aedb33df2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling unicode-ident v1.0.19
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling cfg-if v1.0.3
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling robson_compiler v0.1.6
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling rbsnrust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0046]: not all trait items implemented, missing: `home_dir`, `lines`
[INFO] [stdout]   --> build.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl CompilerInfra for BuildInfra {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ missing `home_dir`, `lines` in implementation
[INFO] [stdout]    |
[INFO] [stdout]    = help: implement the missing item: `fn home_dir(&self) -> std::option::Option<std::string::String> { todo!() }`
[INFO] [stdout]    = help: implement the missing item: `fn lines(&self, _: &str) -> Result<Vec<std::string::String>, IError> { todo!() }`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0046`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rbsnrust` (build script) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "6da8fd35a7089de7e8a1c7b1f65e88140d6426c9beb0b2c6f0f74c8aedb33df2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6da8fd35a7089de7e8a1c7b1f65e88140d6426c9beb0b2c6f0f74c8aedb33df2", kill_on_drop: false }`
[INFO] [stdout] 6da8fd35a7089de7e8a1c7b1f65e88140d6426c9beb0b2c6f0f74c8aedb33df2