[INFO] fetching crate kelpdot 2.1.9...
[INFO] checking kelpdot-2.1.9 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate kelpdot 2.1.9 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate kelpdot 2.1.9
[INFO] finished tweaking crates.io crate kelpdot 2.1.9
[INFO] tweaked toml for crates.io crate kelpdot 2.1.9 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate kelpdot 2.1.9 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate kelpdot 2.1.9 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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8b149a51156adaff75d98cbd1817651093d5e869b3bac69cc903cf016533fa3f
[INFO] running `Command { std: "docker" "start" "-a" "8b149a51156adaff75d98cbd1817651093d5e869b3bac69cc903cf016533fa3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8b149a51156adaff75d98cbd1817651093d5e869b3bac69cc903cf016533fa3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b149a51156adaff75d98cbd1817651093d5e869b3bac69cc903cf016533fa3f", kill_on_drop: false }`
[INFO] [stdout] 8b149a51156adaff75d98cbd1817651093d5e869b3bac69cc903cf016533fa3f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 80dccf710f1bd9f7b90b4fbb5b98286768538eb6ec2976d9b8315fbea468a02a
[INFO] running `Command { std: "docker" "start" "-a" "80dccf710f1bd9f7b90b4fbb5b98286768538eb6ec2976d9b8315fbea468a02a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]     Checking linked-hash-map v0.5.4
[INFO] [stderr]    Compiling anyhow v1.0.42
[INFO] [stderr]     Checking dtoa v0.4.8
[INFO] [stderr]     Checking kelpdot_macros v2.1.3
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking serde_yaml v0.8.17
[INFO] [stderr]     Checking kelpdot v2.1.9 (/opt/rustwide/workdir)
[INFO] [stdout] warning: found module declaration for lib.rs
[INFO] [stdout]  --> src/exports.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod lib;
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: lib.rs is the root of this crate's library target
[INFO] [stdout]   = help: to refer to it from other targets, use the library's name as the path
[INFO] [stdout]   = note: `#[warn(special_module_name)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: found module declaration for lib.rs
[INFO] [stdout]  --> src/exports.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod lib;
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: lib.rs is the root of this crate's library target
[INFO] [stdout]   = help: to refer to it from other targets, use the library's name as the path
[INFO] [stdout]   = note: `#[warn(special_module_name)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: found module declaration for lib.rs
[INFO] [stdout]  --> src/main.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | mod lib;
[INFO] [stdout]   | ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: lib.rs is the root of this crate's library target
[INFO] [stdout]   = help: to refer to it from other targets, use the library's name as the path
[INFO] [stdout]   = note: `#[warn(special_module_name)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: found module declaration for lib.rs
[INFO] [stdout]  --> src/main.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | mod lib;
[INFO] [stdout]   | ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: lib.rs is the root of this crate's library target
[INFO] [stdout]   = help: to refer to it from other targets, use the library's name as the path
[INFO] [stdout]   = note: `#[warn(special_module_name)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `install_package` is never used
[INFO] [stdout]  --> src/lib/structs/pm.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub trait PackageManager {
[INFO] [stdout]   |           -------------- method in this trait
[INFO] [stdout] 4 |     fn install_packages(&mut self, packages: Vec<String>) -> Result<()>;
[INFO] [stdout] 5 |     fn install_package(&mut self, package: &str) -> Result<()>;
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `ExternalPackageManager` is never used
[INFO] [stdout]  --> src/lib/structs/pm.rs:9:11
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub trait ExternalPackageManager: PackageManager {
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `install_package` is never used
[INFO] [stdout]  --> src/lib/structs/pm.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub trait PackageManager {
[INFO] [stdout]   |           -------------- method in this trait
[INFO] [stdout] 4 |     fn install_packages(&mut self, packages: Vec<String>) -> Result<()>;
[INFO] [stdout] 5 |     fn install_package(&mut self, package: &str) -> Result<()>;
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `ExternalPackageManager` is never used
[INFO] [stdout]  --> src/lib/structs/pm.rs:9:11
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub trait ExternalPackageManager: PackageManager {
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.64s
[INFO] running `Command { std: "docker" "inspect" "80dccf710f1bd9f7b90b4fbb5b98286768538eb6ec2976d9b8315fbea468a02a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80dccf710f1bd9f7b90b4fbb5b98286768538eb6ec2976d9b8315fbea468a02a", kill_on_drop: false }`
[INFO] [stdout] 80dccf710f1bd9f7b90b4fbb5b98286768538eb6ec2976d9b8315fbea468a02a