[INFO] cloning repository https://github.com/RealOrangeOne/rust-background-worker
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/RealOrangeOne/rust-background-worker" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRealOrangeOne%2Frust-background-worker"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRealOrangeOne%2Frust-background-worker'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b4ac8cbd0983fc345dd24dcde41aab2be96679b3
[INFO] checking RealOrangeOne/rust-background-worker against try#1cdff26b98d4c2377ea6ae8929f1daebbf58f2b0 for pr-69530
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRealOrangeOne%2Frust-background-worker" "/workspace/builds/worker-10/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/RealOrangeOne/rust-background-worker on toolchain 1cdff26b98d4c2377ea6ae8929f1daebbf58f2b0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1cdff26b98d4c2377ea6ae8929f1daebbf58f2b0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/RealOrangeOne/rust-background-worker
[INFO] finished tweaking git repo https://github.com/RealOrangeOne/rust-background-worker
[INFO] tweaked toml for git repo https://github.com/RealOrangeOne/rust-background-worker written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/RealOrangeOne/rust-background-worker already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1cdff26b98d4c2377ea6ae8929f1daebbf58f2b0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded synchronoise v0.4.0
[INFO] [stderr]   Downloaded executors v0.4.4
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+1cdff26b98d4c2377ea6ae8929f1daebbf58f2b0" "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] b8c29c953cae13177b1138509d5d26da2b4c9f8bfa21dbc7b8bfbf856f5f43cb
[INFO] running `"docker" "start" "-a" "b8c29c953cae13177b1138509d5d26da2b4c9f8bfa21dbc7b8bfbf856f5f43cb"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking synchronoise v0.4.0
[INFO] [stderr]     Checking num_cpus v1.10.0
[INFO] [stderr]     Checking crossbeam-channel v0.3.8
[INFO] [stderr]     Checking threadpool v1.7.1
[INFO] [stderr]     Checking executors v0.4.4
[INFO] [stderr]     Checking rust-background-worker v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.22s
[INFO] running `"docker" "inspect" "b8c29c953cae13177b1138509d5d26da2b4c9f8bfa21dbc7b8bfbf856f5f43cb"`
[INFO] running `"docker" "rm" "-f" "b8c29c953cae13177b1138509d5d26da2b4c9f8bfa21dbc7b8bfbf856f5f43cb"`
[INFO] [stdout] b8c29c953cae13177b1138509d5d26da2b4c9f8bfa21dbc7b8bfbf856f5f43cb