[INFO] fetching crate qutonium 0.1.6...
[INFO] checking qutonium-0.1.6 against try#de0e80659cee4f27282e60d63bbb8c5271a0d147 for pr-129392
[INFO] extracting crate qutonium 0.1.6 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate qutonium 0.1.6 on toolchain de0e80659cee4f27282e60d63bbb8c5271a0d147
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+de0e80659cee4f27282e60d63bbb8c5271a0d147" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate qutonium 0.1.6
[INFO] finished tweaking crates.io crate qutonium 0.1.6
[INFO] tweaked toml for crates.io crate qutonium 0.1.6 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate crates.io crate qutonium 0.1.6 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" "+de0e80659cee4f27282e60d63bbb8c5271a0d147" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+de0e80659cee4f27282e60d63bbb8c5271a0d147" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a98e667e89fe27f022e4736bd58ffb9f66e7df2d18873f1a3260930b137a375a
[INFO] running `Command { std: "docker" "start" "-a" "a98e667e89fe27f022e4736bd58ffb9f66e7df2d18873f1a3260930b137a375a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a98e667e89fe27f022e4736bd58ffb9f66e7df2d18873f1a3260930b137a375a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a98e667e89fe27f022e4736bd58ffb9f66e7df2d18873f1a3260930b137a375a", kill_on_drop: false }`
[INFO] [stdout] a98e667e89fe27f022e4736bd58ffb9f66e7df2d18873f1a3260930b137a375a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+de0e80659cee4f27282e60d63bbb8c5271a0d147" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 02e070659b6b1ee8ac316a23ebd7104f3f3eacac935148fdcd57e4c07c9ff103
[INFO] running `Command { std: "docker" "start" "-a" "02e070659b6b1ee8ac316a23ebd7104f3f3eacac935148fdcd57e4c07c9ff103", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.44
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking qute v0.0.11
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling mini-internal v0.1.13
[INFO] [stderr]     Checking miniserde v0.1.13
[INFO] [stderr]     Checking qutonium v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `hooks` and `result` are never read
[INFO] [stdout]   --> src/core/suiter.rs:24:3
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub struct SuiteCase {
[INFO] [stdout]    |            --------- fields in this struct
[INFO] [stdout] 24 |   hooks: HashMap<HookType, Box<dyn Closure>>,
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout] 25 |   name: &'static str,
[INFO] [stdout] 26 |   result: Option<Suite>,
[INFO] [stdout]    |   ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SuiteCase` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/exports/export.rs:39:30
[INFO] [stdout]    |
[INFO] [stdout] 39 |       filename: self.filename.clone(),
[INFO] [stdout]    |                              ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/exports/export.rs:40:30
[INFO] [stdout]    |
[INFO] [stdout] 40 |       pathname: self.pathname.clone(),
[INFO] [stdout]    |                              ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `hooks` and `result` are never read
[INFO] [stdout]   --> src/core/suiter.rs:24:3
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub struct SuiteCase {
[INFO] [stdout]    |            --------- fields in this struct
[INFO] [stdout] 24 |   hooks: HashMap<HookType, Box<dyn Closure>>,
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout] 25 |   name: &'static str,
[INFO] [stdout] 26 |   result: Option<Suite>,
[INFO] [stdout]    |   ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SuiteCase` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/exports/export.rs:39:30
[INFO] [stdout]    |
[INFO] [stdout] 39 |       filename: self.filename.clone(),
[INFO] [stdout]    |                              ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/exports/export.rs:40:30
[INFO] [stdout]    |
[INFO] [stdout] 40 |       pathname: self.pathname.clone(),
[INFO] [stdout]    |                              ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.28s
[INFO] running `Command { std: "docker" "inspect" "02e070659b6b1ee8ac316a23ebd7104f3f3eacac935148fdcd57e4c07c9ff103", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02e070659b6b1ee8ac316a23ebd7104f3f3eacac935148fdcd57e4c07c9ff103", kill_on_drop: false }`
[INFO] [stdout] 02e070659b6b1ee8ac316a23ebd7104f3f3eacac935148fdcd57e4c07c9ff103