[INFO] crate testmark 0.1.1 is already in cache
[INFO] checking testmark-0.1.1 against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] extracting crate testmark 0.1.1 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate testmark 0.1.1 on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate testmark 0.1.1
[INFO] finished tweaking crates.io crate testmark 0.1.1
[INFO] tweaked toml for crates.io crate testmark 0.1.1 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate testmark 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] d8bce674db893d6980ca13aca56a6c748bd3f9a7de02538eb1093c0313eb7d30
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "d8bce674db893d6980ca13aca56a6c748bd3f9a7de02538eb1093c0313eb7d30"`
[INFO] [stderr]     Checking testmark v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variable `x` is assigned to, but never used
[INFO] [stderr]  --> src/main.rs:8:9
[INFO] [stderr]   |
[INFO] [stderr] 8 |     let mut x: u64 = 42;
[INFO] [stderr]   |         ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr]   = note: consider using `_x` instead
[INFO] [stderr] 
[INFO] [stderr] warning: variable `x` is assigned to, but never used
[INFO] [stderr]  --> src/main.rs:8:9
[INFO] [stderr]   |
[INFO] [stderr] 8 |     let mut x: u64 = 42;
[INFO] [stderr]   |         ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr]   = note: consider using `_x` instead
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [optimized + debuginfo] target(s) in 0.80s
[INFO] running `"docker" "inspect" "d8bce674db893d6980ca13aca56a6c748bd3f9a7de02538eb1093c0313eb7d30"`
[INFO] running `"docker" "rm" "-f" "d8bce674db893d6980ca13aca56a6c748bd3f9a7de02538eb1093c0313eb7d30"`
[INFO] [stdout] d8bce674db893d6980ca13aca56a6c748bd3f9a7de02538eb1093c0313eb7d30