[INFO] fetching crate scanner-rust 2.0.7...
[INFO] checking scanner-rust-2.0.7 against master#74e80468347471779be6060d8d7d6d04e98e467f for pr-72788
[INFO] extracting crate scanner-rust 2.0.7 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate scanner-rust 2.0.7 on toolchain 74e80468347471779be6060d8d7d6d04e98e467f
[INFO] running `"/workspace/cargo-home/bin/cargo" "+74e80468347471779be6060d8d7d6d04e98e467f" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate scanner-rust 2.0.7
[INFO] finished tweaking crates.io crate scanner-rust 2.0.7
[INFO] tweaked toml for crates.io crate scanner-rust 2.0.7 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate scanner-rust 2.0.7 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+74e80468347471779be6060d8d7d6d04e98e467f" "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" "+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] 0012797afd39b29b18a305e2f5cc2796e56c4c2b0e829ec99ec84cb1c0d8b8dd
[INFO] running `"docker" "start" "-a" "0012797afd39b29b18a305e2f5cc2796e56c4c2b0e829ec99ec84cb1c0d8b8dd"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.15
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling educe v0.4.2
[INFO] [stderr]     Checking scanner-rust v2.0.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.37s
[INFO] running `"docker" "inspect" "0012797afd39b29b18a305e2f5cc2796e56c4c2b0e829ec99ec84cb1c0d8b8dd"`
[INFO] running `"docker" "rm" "-f" "0012797afd39b29b18a305e2f5cc2796e56c4c2b0e829ec99ec84cb1c0d8b8dd"`
[INFO] [stdout] 0012797afd39b29b18a305e2f5cc2796e56c4c2b0e829ec99ec84cb1c0d8b8dd