[INFO] cloning repository https://github.com/metamuffin/gnix
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/metamuffin/gnix" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmetamuffin%2Fgnix", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmetamuffin%2Fgnix'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 07e2b892f20094c20091dd2f1ea137b2b505e26b
[INFO] checking metamuffin/gnix against master#642c19bfc3a5c1de985bf5d0cc8207ac9d22708a for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmetamuffin%2Fgnix" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/metamuffin/gnix
[INFO] finished tweaking git repo https://github.com/metamuffin/gnix
[INFO] tweaked toml for git repo https://github.com/metamuffin/gnix written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/metamuffin/gnix on toolchain 642c19bfc3a5c1de985bf5d0cc8207ac9d22708a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/metamuffin/gnix 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" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded kuchiki v0.8.1
[INFO] [stderr]   Downloaded siphasher v0.3.5
[INFO] [stderr]   Downloaded sanitize_html v0.7.0
[INFO] [stderr]   Downloaded tendril v0.4.2
[INFO] [stderr]   Downloaded derive_more v0.99.14
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b0a2c5a677fd80b52197a317217623e92805df3eab5833fa428cfac8cf43dfde
[INFO] running `Command { std: "docker" "start" "-a" "b0a2c5a677fd80b52197a317217623e92805df3eab5833fa428cfac8cf43dfde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b0a2c5a677fd80b52197a317217623e92805df3eab5833fa428cfac8cf43dfde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0a2c5a677fd80b52197a317217623e92805df3eab5833fa428cfac8cf43dfde", kill_on_drop: false }`
[INFO] [stdout] b0a2c5a677fd80b52197a317217623e92805df3eab5833fa428cfac8cf43dfde
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 36cce0266d917106fec3da309bb885bfb4c4c8677459cf4ac78118971c2076cc
[INFO] running `Command { std: "docker" "start" "-a" "36cce0266d917106fec3da309bb885bfb4c4c8677459cf4ac78118971c2076cc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling siphasher v0.3.5
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking pin-project-lite v0.2.6
[INFO] [stderr]     Checking new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling futures-core v0.3.15
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]     Checking futf v0.1.4
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]    Compiling tokio v1.7.1
[INFO] [stderr]    Compiling futures-task v0.3.15
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking tendril v0.4.2
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]     Checking dtoa-short v0.3.3
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking http v0.2.4
[INFO] [stderr]     Checking servo_arc v0.1.1
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking tracing-core v0.1.18
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking thin-slice v0.1.1
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]    Compiling httparse v1.4.1
[INFO] [stderr]    Compiling futures-channel v0.3.15
[INFO] [stderr]     Checking futures-sink v0.3.15
[INFO] [stderr]     Checking tracing v0.1.26
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking dirs-sys v0.3.6
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]     Checking slab v0.4.3
[INFO] [stderr]     Checking directories v2.0.2
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking socket2 v0.4.0
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking httpdate v1.0.1
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling string_cache_codegen v0.5.1
[INFO] [stderr]     Checking tower-service v0.3.1
[INFO] [stderr]    Compiling selectors v0.22.0
[INFO] [stderr]     Checking pretty_env_logger v0.4.0
[INFO] [stderr]     Checking http-body v0.4.2
[INFO] [stderr]     Checking users v0.11.0
[INFO] [stderr]    Compiling markup5ever v0.10.1
[INFO] [stderr]    Compiling phf_macros v0.8.0
[INFO] [stderr]    Compiling cssparser v0.27.2
[INFO] [stderr]    Compiling tokio-macros v1.2.0
[INFO] [stderr]    Compiling html5ever v0.25.1
[INFO] [stderr]    Compiling cssparser-macros v0.6.0
[INFO] [stderr]    Compiling derive_more v0.99.14
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]     Checking tokio-util v0.6.7
[INFO] [stderr]     Checking h2 v0.3.3
[INFO] [stderr]     Checking string_cache v0.8.1
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking confy v0.4.0
[INFO] [stderr]     Checking hyper v0.14.9
[INFO] [stderr]     Checking kuchiki v0.8.1
[INFO] [stderr]     Checking sanitize_html v0.7.0
[INFO] [stderr]     Checking gnix v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/main.rs:48:46
[INFO] [stdout]    |
[INFO] [stdout] 48 |         let config = config.as_ref().unwrap().clone();
[INFO] [stdout]    |                                              ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `GnixConfig` does not implement `Clone`, so calling `clone` on `&GnixConfig` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout] 48 -         let config = config.as_ref().unwrap().clone();
[INFO] [stdout] 48 +         let config = config.as_ref().unwrap();
[INFO] [stdout]    |
[INFO] [stdout] help: if you meant to clone `GnixConfig`, implement `Clone` for it
[INFO] [stdout]   --> src/config.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 + #[derive(Clone)]
[INFO] [stdout] 14 | pub struct GnixConfig {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/main.rs:48:46
[INFO] [stdout]    |
[INFO] [stdout] 48 |         let config = config.as_ref().unwrap().clone();
[INFO] [stdout]    |                                              ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `GnixConfig` does not implement `Clone`, so calling `clone` on `&GnixConfig` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout] 48 -         let config = config.as_ref().unwrap().clone();
[INFO] [stdout] 48 +         let config = config.as_ref().unwrap();
[INFO] [stdout]    |
[INFO] [stdout] help: if you meant to clone `GnixConfig`, implement `Clone` for it
[INFO] [stdout]   --> src/config.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 + #[derive(Clone)]
[INFO] [stdout] 14 | pub struct GnixConfig {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 46.39s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: html5ever v0.25.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 5`
[INFO] running `Command { std: "docker" "inspect" "36cce0266d917106fec3da309bb885bfb4c4c8677459cf4ac78118971c2076cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36cce0266d917106fec3da309bb885bfb4c4c8677459cf4ac78118971c2076cc", kill_on_drop: false }`
[INFO] [stdout] 36cce0266d917106fec3da309bb885bfb4c4c8677459cf4ac78118971c2076cc
