[INFO] cloning repository https://github.com/mruwnik/kernel
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mruwnik/kernel" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmruwnik%2Fkernel", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmruwnik%2Fkernel'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] acb4afb3621a75425dccd5ebbff0ed2611478285
[INFO] checking mruwnik/kernel against master#9f48dedc9763334a587c66558974635807a113ed for pr-137394
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmruwnik%2Fkernel" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mruwnik/kernel on toolchain 9f48dedc9763334a587c66558974635807a113ed
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9f48dedc9763334a587c66558974635807a113ed" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mruwnik/kernel
[INFO] finished tweaking git repo https://github.com/mruwnik/kernel
[INFO] tweaked toml for git repo https://github.com/mruwnik/kernel written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/mruwnik/kernel 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" "+9f48dedc9763334a587c66558974635807a113ed" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded yare-macro v1.0.1
[INFO] [stderr]   Downloaded yare v1.0.2
[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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+9f48dedc9763334a587c66558974635807a113ed" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9bc453982cec0514b45de0cba3a834b6d848642b973842ac5f866175ac365d7c
[INFO] running `Command { std: "docker" "start" "-a" "9bc453982cec0514b45de0cba3a834b6d848642b973842ac5f866175ac365d7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9bc453982cec0514b45de0cba3a834b6d848642b973842ac5f866175ac365d7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bc453982cec0514b45de0cba3a834b6d848642b973842ac5f866175ac365d7c", kill_on_drop: false }`
[INFO] [stdout] 9bc453982cec0514b45de0cba3a834b6d848642b973842ac5f866175ac365d7c
[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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+9f48dedc9763334a587c66558974635807a113ed" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3f2ca445ff5a9484bf7d490e052d4071b863927b5a6b5d4536a735f774e04a0f
[INFO] running `Command { std: "docker" "start" "-a" "3f2ca445ff5a9484bf7d490e052d4071b863927b5a6b5d4536a735f774e04a0f", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.64
[INFO] [stderr]    Compiling quote v1.0.29
[INFO] [stderr]    Compiling unicode-ident v1.0.10
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]     Checking num-complex v0.4.3
[INFO] [stderr]     Checking num v0.4.1
[INFO] [stderr]     Checking orxl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: call to `.deref()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/values/pairs.rs:27:24
[INFO] [stdout]    |
[INFO] [stdout] 27 |                 match v.deref() {
[INFO] [stdout]    |                        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `Value` does not implement `Deref`, so calling `deref` on `&Value` 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] 27 -                 match v.deref() {
[INFO] [stdout] 27 +                 match v {
[INFO] [stdout]    |
[INFO] [stdout] help: if you meant to clone `Value`, implement `Clone` for it
[INFO] [stdout]   --> src/values.rs:27:1
[INFO] [stdout]    |
[INFO] [stdout] 27 + #[derive(Clone)]
[INFO] [stdout] 28 | pub enum Value {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling yare-macro v1.0.1
[INFO] [stderr]     Checking yare v1.0.2
[INFO] [stdout] warning: unused import: `Number`
[INFO] [stdout]    --> src/values/combiners.rs:231:36
[INFO] [stdout]     |
[INFO] [stdout] 231 |     use crate::values::{ Constant, Number, Value, tests::sample_values };
[INFO] [stdout]     |                                    ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.deref()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/values/pairs.rs:27:24
[INFO] [stdout]    |
[INFO] [stdout] 27 |                 match v.deref() {
[INFO] [stdout]    |                        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `values::Value` does not implement `Deref`, so calling `deref` on `&values::Value` 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] 27 -                 match v.deref() {
[INFO] [stdout] 27 +                 match v {
[INFO] [stdout]    |
[INFO] [stdout] help: if you meant to clone `values::Value`, implement `Clone` for it
[INFO] [stdout]   --> src/values.rs:27:1
[INFO] [stdout]    |
[INFO] [stdout] 27 + #[derive(Clone)]
[INFO] [stdout] 28 | pub enum Value {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.24s
[INFO] running `Command { std: "docker" "inspect" "3f2ca445ff5a9484bf7d490e052d4071b863927b5a6b5d4536a735f774e04a0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f2ca445ff5a9484bf7d490e052d4071b863927b5a6b5d4536a735f774e04a0f", kill_on_drop: false }`
[INFO] [stdout] 3f2ca445ff5a9484bf7d490e052d4071b863927b5a6b5d4536a735f774e04a0f