[INFO] fetching crate rdu 0.1.0...
[INFO] checking rdu-0.1.0 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1
[INFO] extracting crate rdu 0.1.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate rdu 0.1.0
[INFO] finished tweaking crates.io crate rdu 0.1.0
[INFO] tweaked toml for crates.io crate rdu 0.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rdu 0.1.0 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rdu 0.1.0 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded numtoa v0.1.0
[INFO] [stderr]   Downloaded textwrap v0.14.2
[INFO] [stderr]   Downloaded redox_termios v0.1.2
[INFO] [stderr]   Downloaded termion v1.5.6
[INFO] [stderr]   Downloaded memchr v2.4.1
[INFO] [stderr]   Downloaded clap v3.1.2
[INFO] [stderr]   Downloaded libc v0.2.119
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 196dd97246e4ba5d779d1a75f05a634b2bf7fc6d973991bfe1055fa9bfa3e0ef
[INFO] running `Command { std: "docker" "start" "-a" "196dd97246e4ba5d779d1a75f05a634b2bf7fc6d973991bfe1055fa9bfa3e0ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "196dd97246e4ba5d779d1a75f05a634b2bf7fc6d973991bfe1055fa9bfa3e0ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "196dd97246e4ba5d779d1a75f05a634b2bf7fc6d973991bfe1055fa9bfa3e0ef", kill_on_drop: false }`
[INFO] [stdout] 196dd97246e4ba5d779d1a75f05a634b2bf7fc6d973991bfe1055fa9bfa3e0ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2ff252f8bfa18a4bb984ec7dc419fa27ac9c9b170aacbcdd5b25a4f93cdec6e2
[INFO] running `Command { std: "docker" "start" "-a" "2ff252f8bfa18a4bb984ec7dc419fa27ac9c9b170aacbcdd5b25a4f93cdec6e2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking numtoa v0.1.0
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking textwrap v0.14.2
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]     Checking os_str_bytes v6.0.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking termion v1.5.6
[INFO] [stderr]     Checking clap v3.1.2
[INFO] [stderr]     Checking rdu v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: found module declaration for lib.rs
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | 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:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | 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: enum `Size` is never used
[INFO] [stdout]  --> src/lib/size.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub enum Size {
[INFO] [stdout]   |          ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Size` is never used
[INFO] [stdout]  --> src/lib/size.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub enum Size {
[INFO] [stdout]   |          ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.41s
[INFO] running `Command { std: "docker" "inspect" "2ff252f8bfa18a4bb984ec7dc419fa27ac9c9b170aacbcdd5b25a4f93cdec6e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ff252f8bfa18a4bb984ec7dc419fa27ac9c9b170aacbcdd5b25a4f93cdec6e2", kill_on_drop: false }`
[INFO] [stdout] 2ff252f8bfa18a4bb984ec7dc419fa27ac9c9b170aacbcdd5b25a4f93cdec6e2