[INFO] fetching crate slog-env-cfg 0.6.0...
[INFO] building slog-env-cfg-0.6.0 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate slog-env-cfg 0.6.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate slog-env-cfg 0.6.0
[INFO] finished tweaking crates.io crate slog-env-cfg 0.6.0
[INFO] tweaked toml for crates.io crate slog-env-cfg 0.6.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate slog-env-cfg 0.6.0 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate slog-env-cfg 0.6.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lazy_static v1.3.0
[INFO] [stderr]   Downloaded rand_core v0.4.0
[INFO] [stderr]   Downloaded redox_users v0.3.0
[INFO] [stderr]   Downloaded slog-term v2.4.1
[INFO] [stderr]   Downloaded redox_syscall v0.1.56
[INFO] [stderr]   Downloaded bitflags v1.1.0
[INFO] [stderr]   Downloaded term v0.5.2
[INFO] [stderr]   Downloaded slog-envlogger v2.2.0
[INFO] [stderr]   Downloaded slog-async v2.3.0
[INFO] [stderr]   Downloaded failure_derive v0.1.5
[INFO] [stderr]   Downloaded arrayvec v0.4.11
[INFO] [stderr]   Downloaded cfg-if v0.1.9
[INFO] [stderr]   Downloaded nodrop v0.1.13
[INFO] [stderr]   Downloaded take_mut v0.2.2
[INFO] [stderr]   Downloaded memoffset v0.5.1
[INFO] [stderr]   Downloaded atty v0.2.13
[INFO] [stderr]   Downloaded serial_test_derive v0.2.0
[INFO] [stderr]   Downloaded constant_time_eq v0.1.3
[INFO] [stderr]   Downloaded serial_test v0.2.0
[INFO] [stderr]   Downloaded scoped_threadpool v0.1.9
[INFO] [stderr]   Downloaded autocfg v0.1.5
[INFO] [stderr]   Downloaded memchr v2.2.1
[INFO] [stderr]   Downloaded byteorder v1.3.2
[INFO] [stderr]   Downloaded crossbeam v0.7.2
[INFO] [stderr]   Downloaded arc-swap v0.3.11
[INFO] [stderr]   Downloaded rustc-demangle v0.1.15
[INFO] [stderr]   Downloaded synstructure v0.10.2
[INFO] [stderr]   Downloaded slog-stdlog v4.0.0
[INFO] [stderr]   Downloaded crossbeam-queue v0.1.2
[INFO] [stderr]   Downloaded itoa v0.4.4
[INFO] [stderr]   Downloaded slog-json v2.3.0
[INFO] [stderr]   Downloaded blake2-rfc v0.2.18
[INFO] [stderr]   Downloaded crossbeam-deque v0.7.1
[INFO] [stderr]   Downloaded num-traits v0.2.8
[INFO] [stderr]   Downloaded num-integer v0.1.41
[INFO] [stderr]   Downloaded failure v0.1.5
[INFO] [stderr]   Downloaded scopeguard v1.0.0
[INFO] [stderr]   Downloaded cc v1.0.38
[INFO] [stderr]   Downloaded crossbeam-epoch v0.7.2
[INFO] [stderr]   Downloaded crossbeam-utils v0.6.6
[INFO] [stderr]   Downloaded log v0.4.8
[INFO] [stderr]   Downloaded ryu v1.0.0
[INFO] [stderr]   Downloaded slog v2.5.2
[INFO] [stderr]   Downloaded backtrace v0.3.33
[INFO] [stderr]   Downloaded serde v1.0.97
[INFO] [stderr]   Downloaded crossbeam-channel v0.3.9
[INFO] [stderr]   Downloaded serde_json v1.0.40
[INFO] [stderr]   Downloaded time v0.1.42
[INFO] [stderr]   Downloaded aho-corasick v0.7.6
[INFO] [stderr]   Downloaded chrono v0.4.7
[INFO] [stderr]   Downloaded syn v0.15.42
[INFO] [stderr]   Downloaded regex v1.3.1
[INFO] [stderr]   Downloaded regex-syntax v0.6.12
[INFO] [stderr]   Downloaded libc v0.2.60
[INFO] [stderr]   Downloaded argon2rs v0.2.5
[INFO] [stderr]   Downloaded backtrace-sys v0.1.31
[INFO] [stderr]   Downloaded slog-scope v4.1.2
[INFO] [stderr]   Downloaded winapi v0.3.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 54c92f12236fcf9d878a581488e04d5f7654b525d718098d898ba478869a2370
[INFO] running `Command { std: "docker" "start" "-a" "54c92f12236fcf9d878a581488e04d5f7654b525d718098d898ba478869a2370", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "54c92f12236fcf9d878a581488e04d5f7654b525d718098d898ba478869a2370", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54c92f12236fcf9d878a581488e04d5f7654b525d718098d898ba478869a2370", kill_on_drop: false }`
[INFO] [stdout] 54c92f12236fcf9d878a581488e04d5f7654b525d718098d898ba478869a2370
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4ec81116ca720d39798ce8e24c85d6b04b6114b381d439653e1c5a62ff36b990
[INFO] running `Command { std: "docker" "start" "-a" "4ec81116ca720d39798ce8e24c85d6b04b6114b381d439653e1c5a62ff36b990", kill_on_drop: false }`
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]    Compiling autocfg v0.1.5
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]    Compiling slog v2.5.2
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]    Compiling nodrop v0.1.13
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling scopeguard v1.0.0
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling serde v1.0.97
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]    Compiling arc-swap v0.3.11
[INFO] [stderr]    Compiling regex-syntax v0.6.12
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling take_mut v0.2.2
[INFO] [stderr]    Compiling itoa v0.4.4
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.2
[INFO] [stderr]    Compiling crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling crossbeam-channel v0.3.9
[INFO] [stderr]    Compiling aho-corasick v0.7.6
[INFO] [stderr]    Compiling slog-scope v4.1.2
[INFO] [stderr]    Compiling slog-async v2.3.0
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]    Compiling crossbeam-deque v0.7.1
[INFO] [stderr]    Compiling crossbeam v0.7.2
[INFO] [stderr]    Compiling slog-stdlog v4.0.0
[INFO] [stderr]    Compiling chrono v0.4.7
[INFO] [stderr]    Compiling slog-term v2.4.1
[INFO] [stderr]    Compiling regex v1.3.1
[INFO] [stderr]    Compiling slog-envlogger v2.2.0
[INFO] [stderr]    Compiling serde_json v1.0.40
[INFO] [stderr]    Compiling slog-json v2.3.0
[INFO] [stderr]    Compiling slog-env-cfg v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.58s
[INFO] running `Command { std: "docker" "inspect" "4ec81116ca720d39798ce8e24c85d6b04b6114b381d439653e1c5a62ff36b990", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ec81116ca720d39798ce8e24c85d6b04b6114b381d439653e1c5a62ff36b990", kill_on_drop: false }`
[INFO] [stdout] 4ec81116ca720d39798ce8e24c85d6b04b6114b381d439653e1c5a62ff36b990
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8b3573680502c0c91d9935a2dcdc870d626b7896435bf888d15b25839a6e465f
[INFO] running `Command { std: "docker" "start" "-a" "8b3573680502c0c91d9935a2dcdc870d626b7896435bf888d15b25839a6e465f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.42
[INFO] [stderr]    Compiling serial_test v0.2.0
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling serial_test_derive v0.2.0
[INFO] [stderr]    Compiling slog-env-cfg v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 7.10s
[INFO] running `Command { std: "docker" "inspect" "8b3573680502c0c91d9935a2dcdc870d626b7896435bf888d15b25839a6e465f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b3573680502c0c91d9935a2dcdc870d626b7896435bf888d15b25839a6e465f", kill_on_drop: false }`
[INFO] [stdout] 8b3573680502c0c91d9935a2dcdc870d626b7896435bf888d15b25839a6e465f