[INFO] fetching crate slog-scope 4.3.0...
[INFO] checking slog-scope-4.3.0 against try#6024cfef3a82f9a7688f07054f1650081bad3af5 for pr-74130
[INFO] extracting crate slog-scope 4.3.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate slog-scope 4.3.0 on toolchain 6024cfef3a82f9a7688f07054f1650081bad3af5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate slog-scope 4.3.0
[INFO] finished tweaking crates.io crate slog-scope 4.3.0
[INFO] tweaked toml for crates.io crate slog-scope 4.3.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate slog-scope 4.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded isatty v0.1.8
[INFO] [stderr]   Downloaded chrono v0.4.4
[INFO] [stderr]   Downloaded slog-term v2.0.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 71e637df5fee4c10d85613a3205e456f6fe7c4385d823a12546628f60dea2d6f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "71e637df5fee4c10d85613a3205e456f6fe7c4385d823a12546628f60dea2d6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "71e637df5fee4c10d85613a3205e456f6fe7c4385d823a12546628f60dea2d6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71e637df5fee4c10d85613a3205e456f6fe7c4385d823a12546628f60dea2d6f", kill_on_drop: false }`
[INFO] [stdout] 71e637df5fee4c10d85613a3205e456f6fe7c4385d823a12546628f60dea2d6f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5de39aab449f97055329eafee8a9e3dd7662a316ef023221863abd1414f3c146
[INFO] running `Command { std: "docker" "start" "-a" "5de39aab449f97055329eafee8a9e3dd7662a316ef023221863abd1414f3c146", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.5
[INFO] [stderr]    Compiling slog v2.5.0
[INFO] [stderr]     Checking libc v0.2.42
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]     Checking lazy_static v1.2.0
[INFO] [stderr]     Checking take_mut v0.2.2
[INFO] [stderr]     Checking arc-swap v0.4.3
[INFO] [stderr]     Checking term v0.4.6
[INFO] [stderr]     Checking thread_local v0.3.5
[INFO] [stderr]     Checking slog-async v2.3.0
[INFO] [stderr]     Checking slog-scope v4.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking time v0.1.40
[INFO] [stderr]     Checking isatty v0.1.8
[INFO] [stderr]     Checking chrono v0.4.4
[INFO] [stderr]     Checking slog-term v2.0.4
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.42s
[INFO] running `Command { std: "docker" "inspect" "5de39aab449f97055329eafee8a9e3dd7662a316ef023221863abd1414f3c146", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5de39aab449f97055329eafee8a9e3dd7662a316ef023221863abd1414f3c146", kill_on_drop: false }`
[INFO] [stdout] 5de39aab449f97055329eafee8a9e3dd7662a316ef023221863abd1414f3c146