[INFO] fetching crate slog-mozlog-json 0.1.0...
[INFO] testing slog-mozlog-json-0.1.0 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate slog-mozlog-json 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate slog-mozlog-json 0.1.0 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 slog-mozlog-json 0.1.0
[INFO] finished tweaking crates.io crate slog-mozlog-json 0.1.0
[INFO] tweaked toml for crates.io crate slog-mozlog-json 0.1.0 written to /workspace/builds/worker-7/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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] ac285380bda2041236f8a381e5b7a359c3be1222eaea430d67fc0bcd952d44a7
[INFO] running `"docker" "start" "-a" "ac285380bda2041236f8a381e5b7a359c3be1222eaea430d67fc0bcd952d44a7"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling slog v2.5.2
[INFO] [stderr]    Compiling erased-serde v0.3.11
[INFO] [stderr]    Compiling slog-mozlog-json v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.69s
[INFO] running `"docker" "inspect" "ac285380bda2041236f8a381e5b7a359c3be1222eaea430d67fc0bcd952d44a7"`
[INFO] running `"docker" "rm" "-f" "ac285380bda2041236f8a381e5b7a359c3be1222eaea430d67fc0bcd952d44a7"`
[INFO] [stdout] ac285380bda2041236f8a381e5b7a359c3be1222eaea430d67fc0bcd952d44a7
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 50a1e535904da2c6ed834e3e7e3740f98130dcb2f7ef90f653513cc0e6de9c90
[INFO] running `"docker" "start" "-a" "50a1e535904da2c6ed834e3e7e3740f98130dcb2f7ef90f653513cc0e6de9c90"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling slog-mozlog-json v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `"docker" "inspect" "50a1e535904da2c6ed834e3e7e3740f98130dcb2f7ef90f653513cc0e6de9c90"`
[INFO] running `"docker" "rm" "-f" "50a1e535904da2c6ed834e3e7e3740f98130dcb2f7ef90f653513cc0e6de9c90"`
[INFO] [stdout] 50a1e535904da2c6ed834e3e7e3740f98130dcb2f7ef90f653513cc0e6de9c90
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] d1f400c6581a8cfdb1650dd2defa344c24a924dfb3c10b7658d20e9d5d59d550
[INFO] running `"docker" "start" "-a" "d1f400c6581a8cfdb1650dd2defa344c24a924dfb3c10b7658d20e9d5d59d550"`
[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/slog_mozlog_json-578f2f17fa3f074e
[INFO] [stderr]    Doc-tests slog-mozlog-json
[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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/drain.rs - drain (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" "d1f400c6581a8cfdb1650dd2defa344c24a924dfb3c10b7658d20e9d5d59d550"`
[INFO] running `"docker" "rm" "-f" "d1f400c6581a8cfdb1650dd2defa344c24a924dfb3c10b7658d20e9d5d59d550"`
[INFO] [stdout] d1f400c6581a8cfdb1650dd2defa344c24a924dfb3c10b7658d20e9d5d59d550