[INFO] fetching crate r2d2-mongodb 0.2.2...
[INFO] testing r2d2-mongodb-0.2.2 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate r2d2-mongodb 0.2.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate r2d2-mongodb 0.2.2 on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate r2d2-mongodb 0.2.2
[INFO] finished tweaking crates.io crate r2d2-mongodb 0.2.2
[INFO] tweaked toml for crates.io crate r2d2-mongodb 0.2.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2020-06-03" "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] 0879f63239f863a32e9f85d5dc8a8f39eb1487ee5279774c0d5d3e26acfa21e0
[INFO] running `"docker" "start" "-a" "0879f63239f863a32e9f85d5dc8a8f39eb1487ee5279774c0d5d3e26acfa21e0"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling ucd-util v0.1.8
[INFO] [stderr]    Compiling constant_time_eq v0.1.5
[INFO] [stderr]    Compiling md5 v0.3.8
[INFO] [stderr]    Compiling bufstream v0.1.4
[INFO] [stderr]    Compiling data-encoding v2.2.1
[INFO] [stderr]    Compiling separator v0.3.1
[INFO] [stderr]    Compiling semver v0.8.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling hostname v0.1.5
[INFO] [stderr]    Compiling crypto-mac v0.6.2
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling sha-1 v0.7.0
[INFO] [stderr]    Compiling md-5 v0.7.0
[INFO] [stderr]    Compiling serde_json v1.0.53
[INFO] [stderr]    Compiling hmac v0.6.3
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling pbkdf2 v0.2.3
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]    Compiling textnonce v0.6.5
[INFO] [stderr]    Compiling bson v0.13.0
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling scan_fmt v0.1.3
[INFO] [stderr]    Compiling mongodb v0.3.12
[INFO] [stderr]    Compiling r2d2-mongodb v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.90s
[INFO] running `"docker" "inspect" "0879f63239f863a32e9f85d5dc8a8f39eb1487ee5279774c0d5d3e26acfa21e0"`
[INFO] running `"docker" "rm" "-f" "0879f63239f863a32e9f85d5dc8a8f39eb1487ee5279774c0d5d3e26acfa21e0"`
[INFO] [stdout] 0879f63239f863a32e9f85d5dc8a8f39eb1487ee5279774c0d5d3e26acfa21e0
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2020-06-03" "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] 9634b5623ae2194639baf50b9164d42ff8e0d6681350a909c2b2514ce7ea3bef
[INFO] running `"docker" "start" "-a" "9634b5623ae2194639baf50b9164d42ff8e0d6681350a909c2b2514ce7ea3bef"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling r2d2-mongodb v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `"docker" "inspect" "9634b5623ae2194639baf50b9164d42ff8e0d6681350a909c2b2514ce7ea3bef"`
[INFO] running `"docker" "rm" "-f" "9634b5623ae2194639baf50b9164d42ff8e0d6681350a909c2b2514ce7ea3bef"`
[INFO] [stdout] 9634b5623ae2194639baf50b9164d42ff8e0d6681350a909c2b2514ce7ea3bef
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2020-06-03" "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] bd06e436aa2ff7196c439af45c8c96963bf4f2cfa457e5bbc155a9dfc090e0ab
[INFO] running `"docker" "start" "-a" "bd06e436aa2ff7196c439af45c8c96963bf4f2cfa457e5bbc155a9dfc090e0ab"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/r2d2_mongodb-39a9a3457bd03cdb
[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] [stderr]    Doc-tests r2d2-mongodb
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs -  (line 4) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "bd06e436aa2ff7196c439af45c8c96963bf4f2cfa457e5bbc155a9dfc090e0ab"`
[INFO] running `"docker" "rm" "-f" "bd06e436aa2ff7196c439af45c8c96963bf4f2cfa457e5bbc155a9dfc090e0ab"`
[INFO] [stdout] bd06e436aa2ff7196c439af45c8c96963bf4f2cfa457e5bbc155a9dfc090e0ab