[INFO] fetching crate rdxl 0.3.6...
[INFO] checking rdxl-0.3.6 against master#74e80468347471779be6060d8d7d6d04e98e467f for pr-72788
[INFO] extracting crate rdxl 0.3.6 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate rdxl 0.3.6 on toolchain 74e80468347471779be6060d8d7d6d04e98e467f
[INFO] running `"/workspace/cargo-home/bin/cargo" "+74e80468347471779be6060d8d7d6d04e98e467f" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate rdxl 0.3.6
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate rdxl 0.3.6
[INFO] tweaked toml for crates.io crate rdxl 0.3.6 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate rdxl 0.3.6 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+74e80468347471779be6060d8d7d6d04e98e467f" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+74e80468347471779be6060d8d7d6d04e98e467f" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ad8046ea3deb46e4d9112c6894c6cbf6482c6e55cbd78e95ee71526fac53c2eb
[INFO] running `"docker" "start" "-a" "ad8046ea3deb46e4d9112c6894c6cbf6482c6e55cbd78e95ee71526fac53c2eb"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling proc-macro2 v1.0.17
[INFO] [stderr]    Compiling syn v1.0.23
[INFO] [stderr]     Checking unicode-xid v0.2.0
[INFO] [stderr]     Checking quote v1.0.6
[INFO] [stderr]     Checking rdxl v0.3.6 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variant is never constructed: `F`
[INFO] [stderr]    --> src/xhtml.rs:248:4
[INFO] [stderr]     |
[INFO] [stderr] 248 |    F(String,Expr),
[INFO] [stderr]     |    ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `E`
[INFO] [stderr]    --> src/xhtml.rs:249:4
[INFO] [stderr]     |
[INFO] [stderr] 249 |    E(Expr)
[INFO] [stderr]     |    ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `F`
[INFO] [stderr]    --> src/xhtml.rs:248:4
[INFO] [stderr]     |
[INFO] [stderr] 248 |    F(String,Expr),
[INFO] [stderr]     |    ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `E`
[INFO] [stderr]    --> src/xhtml.rs:249:4
[INFO] [stderr]     |
[INFO] [stderr] 249 |    E(Expr)
[INFO] [stderr]     |    ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `F`
[INFO] [stderr]    --> src/xhtml.rs:248:4
[INFO] [stderr]     |
[INFO] [stderr] 248 |    F(String,Expr),
[INFO] [stderr]     |    ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `E`
[INFO] [stderr]    --> src/xhtml.rs:249:4
[INFO] [stderr]     |
[INFO] [stderr] 249 |    E(Expr)
[INFO] [stderr]     |    ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.46s
[INFO] running `"docker" "inspect" "ad8046ea3deb46e4d9112c6894c6cbf6482c6e55cbd78e95ee71526fac53c2eb"`
[INFO] running `"docker" "rm" "-f" "ad8046ea3deb46e4d9112c6894c6cbf6482c6e55cbd78e95ee71526fac53c2eb"`
[INFO] [stdout] ad8046ea3deb46e4d9112c6894c6cbf6482c6e55cbd78e95ee71526fac53c2eb