[INFO] fetching crate derive_less 0.2.0...
[INFO] checking derive_less-0.2.0 against master#50e1dc1536264ab71c0850f346b12309477f29f7 for pr-85073
[INFO] extracting crate derive_less 0.2.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate derive_less 0.2.0 on toolchain 50e1dc1536264ab71c0850f346b12309477f29f7
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate derive_less 0.2.0
[INFO] finished tweaking crates.io crate derive_less 0.2.0
[INFO] tweaked toml for crates.io crate derive_less 0.2.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e641fd932dabb6ba8dd6131e1e4a696252f5bae6b2080aa796669d913cfc2c3c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e641fd932dabb6ba8dd6131e1e4a696252f5bae6b2080aa796669d913cfc2c3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e641fd932dabb6ba8dd6131e1e4a696252f5bae6b2080aa796669d913cfc2c3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e641fd932dabb6ba8dd6131e1e4a696252f5bae6b2080aa796669d913cfc2c3c", kill_on_drop: false }`
[INFO] [stdout] e641fd932dabb6ba8dd6131e1e4a696252f5bae6b2080aa796669d913cfc2c3c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 17a8568a63f5cec8a53fcd7b7f00762d78a1d31d50ad6be87cb73a50dbf6760f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "17a8568a63f5cec8a53fcd7b7f00762d78a1d31d50ad6be87cb73a50dbf6760f", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling proc-quote-impl v0.2.2
[INFO] [stderr]     Checking proc-quote v0.2.2
[INFO] [stderr]     Checking derive_less v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected non-macro attribute, found attribute macro `derive`
[INFO] [stdout]  --> examples/mixed_public.rs:7:40
[INFO] [stdout]   |
[INFO] [stdout] 7 |     #[derive(Debug)] pub struct __ { #[derive(Clone)] pub __:__ }
[INFO] [stdout]   |                                        ^^^^^^ not a non-macro attribute
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected non-macro attribute, found attribute macro `derive`
[INFO] [stdout]  --> examples/simple.rs:7:40
[INFO] [stdout]   |
[INFO] [stdout] 7 |     #[derive(Debug)] pub struct __ { #[derive(Debug)] pub __:__ }
[INFO] [stdout]   |                                        ^^^^^^ not a non-macro attribute
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected non-macro attribute, found attribute macro `derive`
[INFO] [stdout]  --> examples/simple.rs:8:40
[INFO] [stdout]   |
[INFO] [stdout] 8 |     #[derive(Clone)] pub enum   __ { #[derive(Debug)]     __    }
[INFO] [stdout]   |                                        ^^^^^^ not a non-macro attribute
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected non-macro attribute, found attribute macro `derive`
[INFO] [stdout]  --> examples/enums.rs:7:55
[INFO] [stdout]   |
[INFO] [stdout] 7 |     #[derive(Clone)] #[derive(Debug)] pub enum __ { #[derive(Clone)] __ }
[INFO] [stdout]   |                                                       ^^^^^^ not a non-macro attribute
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected non-macro attribute, found attribute macro `derive`
[INFO] [stdout]  --> examples/tuple-structs.rs:7:57
[INFO] [stdout]   |
[INFO] [stdout] 7 |     #[derive(Clone)] #[derive(Debug)] pub struct __ { #[derive(Clone)] pub __:__ }
[INFO] [stdout]   |                                                         ^^^^^^ not a non-macro attribute
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected non-macro attribute, found attribute macro `derive`
[INFO] [stdout]   --> examples/tuple-structs.rs:13:11
[INFO] [stdout]    |
[INFO] [stdout] 13 |         #[derive(PartialEq, PartialOrd)]
[INFO] [stdout]    |           ^^^^^^ not a non-macro attribute
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected non-macro attribute, found attribute macro `derive`
[INFO] [stdout]   --> examples/structs.rs:10:11
[INFO] [stdout]    |
[INFO] [stdout] 10 |         #[derive(PartialEq, PartialOrd)]
[INFO] [stdout]    |           ^^^^^^ not a non-macro attribute
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected non-macro attribute, found attribute macro `derive`
[INFO] [stdout]  --> examples/structs.rs:7:57
[INFO] [stdout]   |
[INFO] [stdout] 7 |     #[derive(Clone)] #[derive(Debug)] pub struct __ { #[derive(Clone)] pub __:__ }
[INFO] [stdout]   |                                                         ^^^^^^ not a non-macro attribute
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `derive_less`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `X`
[INFO] [stdout]   --> examples/permuted.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     const X: i32 = 0;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "17a8568a63f5cec8a53fcd7b7f00762d78a1d31d50ad6be87cb73a50dbf6760f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17a8568a63f5cec8a53fcd7b7f00762d78a1d31d50ad6be87cb73a50dbf6760f", kill_on_drop: false }`
[INFO] [stdout] 17a8568a63f5cec8a53fcd7b7f00762d78a1d31d50ad6be87cb73a50dbf6760f