[INFO] cloning repository https://github.com/museun/sourcemap
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/museun/sourcemap" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmuseun%2Fsourcemap"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmuseun%2Fsourcemap'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f16fbadc0183a33f84a669d02be47bceb23b130c
[INFO] checking museun/sourcemap against master#7c59a81a5fcbaaca311f744cd7c68d99bfbb05d3 for pr-71873
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmuseun%2Fsourcemap" "/workspace/builds/worker-2/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/museun/sourcemap on toolchain 7c59a81a5fcbaaca311f744cd7c68d99bfbb05d3
[INFO] running `"/workspace/cargo-home/bin/cargo" "+7c59a81a5fcbaaca311f744cd7c68d99bfbb05d3" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/museun/sourcemap
[INFO] finished tweaking git repo https://github.com/museun/sourcemap
[INFO] tweaked toml for git repo https://github.com/museun/sourcemap written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/museun/sourcemap already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+7c59a81a5fcbaaca311f744cd7c68d99bfbb05d3" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+7c59a81a5fcbaaca311f744cd7c68d99bfbb05d3" "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] 4545a6bd029fdbb370f17447d5c4fefbac06330d6a2706918b3f8d1ab75f45ee
[INFO] running `"docker" "start" "-a" "4545a6bd029fdbb370f17447d5c4fefbac06330d6a2706918b3f8d1ab75f45ee"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling syn v1.0.8
[INFO] [stderr]     Checking pico-args v0.3.0
[INFO] [stderr]     Checking quote v1.0.2
[INFO] [stderr]     Checking sourcemap v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `data`
[INFO] [stderr]   --> src/main.rs:33:16
[INFO] [stderr]    |
[INFO] [stderr] 33 |             Ok(data) => {}
[INFO] [stderr]    |                ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data`
[INFO] [stderr]   --> src/main.rs:63:12
[INFO] [stderr]    |
[INFO] [stderr] 63 |         Ok(data) => {}
[INFO] [stderr]    |            ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data`
[INFO] [stderr]   --> src/main.rs:33:16
[INFO] [stderr]    |
[INFO] [stderr] 33 |             Ok(data) => {}
[INFO] [stderr]    |                ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data`
[INFO] [stderr]   --> src/main.rs:63:12
[INFO] [stderr]    |
[INFO] [stderr] 63 |         Ok(data) => {}
[INFO] [stderr]    |            ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.40s
[INFO] running `"docker" "inspect" "4545a6bd029fdbb370f17447d5c4fefbac06330d6a2706918b3f8d1ab75f45ee"`
[INFO] running `"docker" "rm" "-f" "4545a6bd029fdbb370f17447d5c4fefbac06330d6a2706918b3f8d1ab75f45ee"`
[INFO] [stdout] 4545a6bd029fdbb370f17447d5c4fefbac06330d6a2706918b3f8d1ab75f45ee