[INFO] fetching crate rbsnrust 0.1.0...
[INFO] testing rbsnrust-0.1.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate rbsnrust 0.1.0 into /workspace/builds/worker-6-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-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rbsnrust 0.1.0 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 27 packages to latest compatible versions
[INFO] [stderr]       Adding toml v0.4.10 (available: v0.8.23)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded robson_compiler v0.1.6
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 78e7e93f663d3945e446bfa5d23201b170ebf6a12a6fac24e0ef74d39df9a1dd
[INFO] running `Command { std: "docker" "start" "-a" "78e7e93f663d3945e446bfa5d23201b170ebf6a12a6fac24e0ef74d39df9a1dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "78e7e93f663d3945e446bfa5d23201b170ebf6a12a6fac24e0ef74d39df9a1dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78e7e93f663d3945e446bfa5d23201b170ebf6a12a6fac24e0ef74d39df9a1dd", kill_on_drop: false }`
[INFO] [stdout] 78e7e93f663d3945e446bfa5d23201b170ebf6a12a6fac24e0ef74d39df9a1dd
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 7e4bf3251c5e74d48fa8a7715d6a07b14f111dcab831501972bf8fbc1a851a0d
[INFO] running `Command { std: "docker" "start" "-a" "7e4bf3251c5e74d48fa8a7715d6a07b14f111dcab831501972bf8fbc1a851a0d", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling rand_core v0.6.4
[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" "7e4bf3251c5e74d48fa8a7715d6a07b14f111dcab831501972bf8fbc1a851a0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e4bf3251c5e74d48fa8a7715d6a07b14f111dcab831501972bf8fbc1a851a0d", kill_on_drop: false }`
[INFO] [stdout] 7e4bf3251c5e74d48fa8a7715d6a07b14f111dcab831501972bf8fbc1a851a0d