[INFO] fetching crate file_limit 0.0.2...
[INFO] testing file_limit-0.0.2 against 1.44.0 for beta-1.45-1
[INFO] extracting crate file_limit 0.0.2 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate file_limit 0.0.2 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate file_limit 0.0.2
[INFO] finished tweaking crates.io crate file_limit 0.0.2
[INFO] tweaked toml for crates.io crate file_limit 0.0.2 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 77e5daaad88fc7ec814b270b94635f42379173e000922fc04b69dd7a5e405f64
[INFO] running `"docker" "start" "-a" "77e5daaad88fc7ec814b270b94635f42379173e000922fc04b69dd7a5e405f64"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling file_limit v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `"docker" "inspect" "77e5daaad88fc7ec814b270b94635f42379173e000922fc04b69dd7a5e405f64"`
[INFO] running `"docker" "rm" "-f" "77e5daaad88fc7ec814b270b94635f42379173e000922fc04b69dd7a5e405f64"`
[INFO] [stdout] 77e5daaad88fc7ec814b270b94635f42379173e000922fc04b69dd7a5e405f64
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d7cb67f2d93c314158dca38b0a27df8aaeede14c48aa5056c2abf61908b33815
[INFO] running `"docker" "start" "-a" "d7cb67f2d93c314158dca38b0a27df8aaeede14c48aa5056c2abf61908b33815"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling file_limit v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]   --> src/lib.rs:82:13
[INFO] [stderr]    |
[INFO] [stderr] 82 |         Err(err) => assert!(false),
[INFO] [stderr]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `"docker" "inspect" "d7cb67f2d93c314158dca38b0a27df8aaeede14c48aa5056c2abf61908b33815"`
[INFO] running `"docker" "rm" "-f" "d7cb67f2d93c314158dca38b0a27df8aaeede14c48aa5056c2abf61908b33815"`
[INFO] [stdout] d7cb67f2d93c314158dca38b0a27df8aaeede14c48aa5056c2abf61908b33815
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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" "+1.44.0" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9f12cd8f666dba0ee92bccb181e0db16da4002e45eca01f6dbfdeea989fb78ba
[INFO] running `"docker" "start" "-a" "9f12cd8f666dba0ee92bccb181e0db16da4002e45eca01f6dbfdeea989fb78ba"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]   --> src/lib.rs:82:13
[INFO] [stderr]    |
[INFO] [stderr] 82 |         Err(err) => assert!(false),
[INFO] [stderr]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/file_limit-91894733289d43e3
[INFO] [stderr]    Doc-tests file_limit
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test get_file_limit ... ok
[INFO] [stdout] test max_limit ... ok
[INFO] [stdout] test set_max ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "9f12cd8f666dba0ee92bccb181e0db16da4002e45eca01f6dbfdeea989fb78ba"`
[INFO] running `"docker" "rm" "-f" "9f12cd8f666dba0ee92bccb181e0db16da4002e45eca01f6dbfdeea989fb78ba"`
[INFO] [stdout] 9f12cd8f666dba0ee92bccb181e0db16da4002e45eca01f6dbfdeea989fb78ba