[INFO] cloning repository https://github.com/chudley/rust-logging-test
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chudley/rust-logging-test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchudley%2Frust-logging-test", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchudley%2Frust-logging-test'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0ad9b202e5b4bedef0fadf3deb591b7401ee50a5
[INFO] checking chudley/rust-logging-test against master#9c3064e131f4939cc95a29bb11413c49bbda1491 for pr-144098
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchudley%2Frust-logging-test" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/chudley/rust-logging-test
[INFO] finished tweaking git repo https://github.com/chudley/rust-logging-test
[INFO] tweaked toml for git repo https://github.com/chudley/rust-logging-test written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/chudley/rust-logging-test on toolchain 9c3064e131f4939cc95a29bb11413c49bbda1491
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c3064e131f4939cc95a29bb11413c49bbda1491" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/chudley/rust-logging-test 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" "+9c3064e131f4939cc95a29bb11413c49bbda1491" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+9c3064e131f4939cc95a29bb11413c49bbda1491" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 84009c9111de0224a246230fbfc2f5da0d2e549dfadae04dd42a4b5047e31e0e
[INFO] running `Command { std: "docker" "start" "-a" "84009c9111de0224a246230fbfc2f5da0d2e549dfadae04dd42a4b5047e31e0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "84009c9111de0224a246230fbfc2f5da0d2e549dfadae04dd42a4b5047e31e0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84009c9111de0224a246230fbfc2f5da0d2e549dfadae04dd42a4b5047e31e0e", kill_on_drop: false }`
[INFO] [stdout] 84009c9111de0224a246230fbfc2f5da0d2e549dfadae04dd42a4b5047e31e0e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+9c3064e131f4939cc95a29bb11413c49bbda1491" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0867d1effded4a67af0a19d6c374a7808f16863f7b4542dfc546775d53980758
[INFO] running `Command { std: "docker" "start" "-a" "0867d1effded4a67af0a19d6c374a7808f16863f7b4542dfc546775d53980758", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.48
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling ryu v0.2.7
[INFO] [stderr]    Compiling serde v1.0.87
[INFO] [stderr]    Compiling slog v2.4.1
[INFO] [stderr]     Checking itoa v0.4.3
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking nix v0.8.1
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking chrono v0.3.0
[INFO] [stderr]     Checking serde_json v1.0.38
[INFO] [stderr]     Checking slog-json v2.3.0
[INFO] [stderr]     Checking slog-bunyan v2.1.0
[INFO] [stderr]     Checking rust-logging-test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.34s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: bitflags v0.7.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "0867d1effded4a67af0a19d6c374a7808f16863f7b4542dfc546775d53980758", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0867d1effded4a67af0a19d6c374a7808f16863f7b4542dfc546775d53980758", kill_on_drop: false }`
[INFO] [stdout] 0867d1effded4a67af0a19d6c374a7808f16863f7b4542dfc546775d53980758