[INFO] cloning repository https://github.com/wondwise/wondwise
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wondwise/wondwise" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwondwise%2Fwondwise", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwondwise%2Fwondwise'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] edc051ecb26df1035958135491bfbfa1d880fb32
[INFO] checking wondwise/wondwise against master#f21fbac535ab2c3bc50db20547f4d48477357103 for pr-143193
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwondwise%2Fwondwise" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/wondwise/wondwise
[INFO] finished tweaking git repo https://github.com/wondwise/wondwise
[INFO] tweaked toml for git repo https://github.com/wondwise/wondwise written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/wondwise/wondwise on toolchain f21fbac535ab2c3bc50db20547f4d48477357103
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f21fbac535ab2c3bc50db20547f4d48477357103" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/wondwise/wondwise 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" "+f21fbac535ab2c3bc50db20547f4d48477357103" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustyline v8.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+f21fbac535ab2c3bc50db20547f4d48477357103" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d34306b3b91bac29f5b6c2210ee456bf7a92b7839f7b38cbd294a17e1edc05f9
[INFO] running `Command { std: "docker" "start" "-a" "d34306b3b91bac29f5b6c2210ee456bf7a92b7839f7b38cbd294a17e1edc05f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d34306b3b91bac29f5b6c2210ee456bf7a92b7839f7b38cbd294a17e1edc05f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d34306b3b91bac29f5b6c2210ee456bf7a92b7839f7b38cbd294a17e1edc05f9", kill_on_drop: false }`
[INFO] [stdout] d34306b3b91bac29f5b6c2210ee456bf7a92b7839f7b38cbd294a17e1edc05f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+f21fbac535ab2c3bc50db20547f4d48477357103" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a51d58030cf37d427841c12737b7d4144455953a2a253f6db7c2711c037511f6
[INFO] running `Command { std: "docker" "start" "-a" "a51d58030cf37d427841c12737b7d4144455953a2a253f6db7c2711c037511f6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking endian-type v0.1.2
[INFO] [stderr]     Checking utf8parse v0.2.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking nibble_vec v0.1.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking unicode-segmentation v1.7.1
[INFO] [stderr]     Checking radix_trie v0.2.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking nix v0.20.0
[INFO] [stderr]     Checking dirs-sys v0.3.6
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking directories v3.0.2
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking rustyline v8.0.0
[INFO] [stderr]     Checking wondwise v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: methods `verify`, `config_dir`, and `cache_dir` are never used
[INFO] [stdout]   --> src/utils/dirs.rs:32:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl WondwiseDirs {
[INFO] [stdout]    | ----------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 32 |     pub fn verify(&self) {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 73 |     pub fn config_dir(&self) -> &Path {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 77 |     pub fn cache_dir(&self) -> &Path {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Info` and `Warning` are never constructed
[INFO] [stdout]   --> src/utils/logs.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub enum LogLevel {
[INFO] [stdout]    |          -------- variants in this enum
[INFO] [stdout] 24 |     Info,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 27 |     Warning,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `LogLevel` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `config_dir` and `cache_dir` are never read
[INFO] [stdout]   --> src/utils/dirs.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub struct WondwiseDirs {
[INFO] [stdout]    |            ------------ fields in this struct
[INFO] [stdout] 10 |     config_dir: PathBuf,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 11 |     cache_dir: PathBuf,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `WondwiseDirs` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `verify`, `config_dir`, and `cache_dir` are never used
[INFO] [stdout]   --> src/utils/dirs.rs:32:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl WondwiseDirs {
[INFO] [stdout]    | ----------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 32 |     pub fn verify(&self) {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 73 |     pub fn config_dir(&self) -> &Path {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 77 |     pub fn cache_dir(&self) -> &Path {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Info`, `Error`, and `Warning` are never constructed
[INFO] [stdout]   --> src/utils/logs.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub enum LogLevel {
[INFO] [stdout]    |          -------- variants in this enum
[INFO] [stdout] 24 |     Info,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 25 |     Debug,
[INFO] [stdout] 26 |     Error,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 27 |     Warning,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `LogLevel` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `code` is never read
[INFO] [stdout]   --> src/utils/logs.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub struct Log {
[INFO] [stdout]    |            --- field in this struct
[INFO] [stdout] 47 |     level: LogLevel,
[INFO] [stdout] 48 |     code: u16,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Log` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.06s
[INFO] running `Command { std: "docker" "inspect" "a51d58030cf37d427841c12737b7d4144455953a2a253f6db7c2711c037511f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a51d58030cf37d427841c12737b7d4144455953a2a253f6db7c2711c037511f6", kill_on_drop: false }`
[INFO] [stdout] a51d58030cf37d427841c12737b7d4144455953a2a253f6db7c2711c037511f6