[INFO] crate rants 0.4.3 is already in cache
[INFO] testing rants-0.4.3 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate rants 0.4.3 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate rants 0.4.3 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 rants 0.4.3
[INFO] finished tweaking crates.io crate rants 0.4.3
[INFO] tweaked toml for crates.io crate rants 0.4.3 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] dced68a5344fa13ae23865c55a60cd455f4106f2c04dec5469aeafa1ec5a8cb2
[INFO] running `"docker" "start" "-a" "dced68a5344fa13ae23865c55a60cd455f4106f2c04dec5469aeafa1ec5a8cb2"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling syn v1.0.30
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]    Compiling futures-core v0.3.5
[INFO] [stderr]    Compiling proc-macro-nested v0.1.4
[INFO] [stderr]    Compiling futures-sink v0.3.5
[INFO] [stderr]    Compiling arc-swap v0.4.6
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling proc-macro-hack v0.5.16
[INFO] [stderr]    Compiling futures-io v0.3.5
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling pin-project-lite v0.1.7
[INFO] [stderr]    Compiling static_assertions v0.3.4
[INFO] [stderr]    Compiling stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling futures-task v0.3.5
[INFO] [stderr]    Compiling nom v5.1.1
[INFO] [stderr]    Compiling owning_ref v0.4.1
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling net2 v0.2.34
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling lexical-core v0.6.7
[INFO] [stderr]    Compiling openssl v0.10.29
[INFO] [stderr]    Compiling futures-channel v0.3.5
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling signal-hook-registry v1.2.0
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]    Compiling pin-project-internal v0.4.19
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling serde_derive v1.0.111
[INFO] [stderr]    Compiling tokio v0.2.21
[INFO] [stderr]    Compiling pin-project v0.4.19
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]    Compiling tokio-tls v0.3.1
[INFO] [stderr]    Compiling tokio-util v0.2.0
[INFO] [stderr]    Compiling serde v1.0.111
[INFO] [stderr]    Compiling futures-executor v0.3.5
[INFO] [stderr]    Compiling futures v0.3.5
[INFO] [stderr]    Compiling serde_json v1.0.53
[INFO] [stderr]    Compiling rants v0.4.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 59.28s
[INFO] running `"docker" "inspect" "dced68a5344fa13ae23865c55a60cd455f4106f2c04dec5469aeafa1ec5a8cb2"`
[INFO] running `"docker" "rm" "-f" "dced68a5344fa13ae23865c55a60cd455f4106f2c04dec5469aeafa1ec5a8cb2"`
[INFO] [stdout] dced68a5344fa13ae23865c55a60cd455f4106f2c04dec5469aeafa1ec5a8cb2
[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] 187129c2eb0ef932376c2fc16a1fc3879e52fa127cc060f30f23f4ef1602b06a
[INFO] running `"docker" "start" "-a" "187129c2eb0ef932376c2fc16a1fc3879e52fa127cc060f30f23f4ef1602b06a"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling match_cfg v0.1.0
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling hostname v0.2.0
[INFO] [stderr]    Compiling rants v0.4.3 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `rants`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name reconnect --edition=2018 tests/reconnect.rs --error-format=json --json=diagnostic-rendered-ansi --emit=dep-info,link -Cembed-bitcode=no -C debuginfo=2 --test --cfg 'feature="default"' --cfg 'feature="native-tls"' --cfg 'feature="tls"' --cfg 'feature="tokio-tls"' -C metadata=047e6ddee9f64c7e -C extra-filename=-047e6ddee9f64c7e --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bytes=/opt/rustwide/target/debug/deps/libbytes-f84ed14a388d339f.rlib --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-6535d8203d78821f.rlib --extern futures=/opt/rustwide/target/debug/deps/libfutures-d4f67e4debb2016f.rlib --extern hostname=/opt/rustwide/target/debug/deps/libhostname-a60f981c014cc90c.rlib --extern log=/opt/rustwide/target/debug/deps/liblog-94b4beb63db1bec1.rlib --extern native_tls=/opt/rustwide/target/debug/deps/libnative_tls-5c5b0e7847a11212.rlib --extern nom=/opt/rustwide/target/debug/deps/libnom-0b554c7fa2abc0df.rlib --extern owning_ref=/opt/rustwide/target/debug/deps/libowning_ref-e3955c41b28b832e.rlib --extern pin_project=/opt/rustwide/target/debug/deps/libpin_project-a91cd6a28374237e.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-2081cc3bfa2fc1bc.rlib --extern rants=/opt/rustwide/target/debug/deps/librants-0e0536ee5d250733.rlib --extern serde=/opt/rustwide/target/debug/deps/libserde-77ff0669d88a4d8a.rlib --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-cb37d092eefd9f14.rlib --extern tokio=/opt/rustwide/target/debug/deps/libtokio-95acb5ed0cd2b5cb.rlib --extern tokio_tls=/opt/rustwide/target/debug/deps/libtokio_tls-3dafd616fd18f862.rlib --extern tokio_util=/opt/rustwide/target/debug/deps/libtokio_util-592b8854f357dc4a.rlib --extern uuid=/opt/rustwide/target/debug/deps/libuuid-04dc8fe950394fff.rlib --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "187129c2eb0ef932376c2fc16a1fc3879e52fa127cc060f30f23f4ef1602b06a"`
[INFO] running `"docker" "rm" "-f" "187129c2eb0ef932376c2fc16a1fc3879e52fa127cc060f30f23f4ef1602b06a"`
[INFO] [stdout] 187129c2eb0ef932376c2fc16a1fc3879e52fa127cc060f30f23f4ef1602b06a