[INFO] crate open 1.4.0 is already in cache
[INFO] testing open-1.4.0 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate open 1.4.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate open 1.4.0 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 open 1.4.0
[INFO] finished tweaking crates.io crate open 1.4.0
[INFO] tweaked toml for crates.io crate open 1.4.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate crates.io crate open 1.4.0 already has a lockfile, it will not be regenerated
[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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 0e2d84fe10ec412512926bb819a9091592f7e8eec330e8f08b8358cb9d1bfb10
[INFO] running `"docker" "start" "-a" "0e2d84fe10ec412512926bb819a9091592f7e8eec330e8f08b8358cb9d1bfb10"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling open v1.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.48s
[INFO] running `"docker" "inspect" "0e2d84fe10ec412512926bb819a9091592f7e8eec330e8f08b8358cb9d1bfb10"`
[INFO] running `"docker" "rm" "-f" "0e2d84fe10ec412512926bb819a9091592f7e8eec330e8f08b8358cb9d1bfb10"`
[INFO] [stdout] 0e2d84fe10ec412512926bb819a9091592f7e8eec330e8f08b8358cb9d1bfb10
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 498785aa82efe45f30d9b4257f29878d179ab40b0c4954317b6c15cd2c4d7c4b
[INFO] running `"docker" "start" "-a" "498785aa82efe45f30d9b4257f29878d179ab40b0c4954317b6c15cd2c4d7c4b"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling open v1.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `"docker" "inspect" "498785aa82efe45f30d9b4257f29878d179ab40b0c4954317b6c15cd2c4d7c4b"`
[INFO] running `"docker" "rm" "-f" "498785aa82efe45f30d9b4257f29878d179ab40b0c4954317b6c15cd2c4d7c4b"`
[INFO] [stdout] 498785aa82efe45f30d9b4257f29878d179ab40b0c4954317b6c15cd2c4d7c4b
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] d1a8580ba2ebcb3eea041c1ba7be0566c45f6cdb8c5edba0839a7ebd9cdf6d81
[INFO] running `"docker" "start" "-a" "d1a8580ba2ebcb3eea041c1ba7be0566c45f6cdb8c5edba0839a7ebd9cdf6d81"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/open-577a977a27be1a97
[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 open
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs -  (line 16) ... ok
[INFO] [stdout] test src/lib.rs -  (line 7) ... ok
[INFO] [stdout] test src/lib.rs -  (line 31) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "d1a8580ba2ebcb3eea041c1ba7be0566c45f6cdb8c5edba0839a7ebd9cdf6d81"`
[INFO] running `"docker" "rm" "-f" "d1a8580ba2ebcb3eea041c1ba7be0566c45f6cdb8c5edba0839a7ebd9cdf6d81"`
[INFO] [stdout] d1a8580ba2ebcb3eea041c1ba7be0566c45f6cdb8c5edba0839a7ebd9cdf6d81