[INFO] fetching crate slog_unwraps 0.1.5...
[INFO] checking slog_unwraps-0.1.5 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate slog_unwraps 0.1.5 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate slog_unwraps 0.1.5
[INFO] finished tweaking crates.io crate slog_unwraps 0.1.5
[INFO] tweaked toml for crates.io crate slog_unwraps 0.1.5 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate slog_unwraps 0.1.5 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 62 packages to latest compatible versions
[INFO] [stderr]       Adding pretty_assertions v0.6.1 (available: v1.4.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d14b6e816c23ad61fd5eb56b7b19f1bcd977195df4daa11a84e139f78eea7427
[INFO] running `Command { std: "docker" "start" "-a" "d14b6e816c23ad61fd5eb56b7b19f1bcd977195df4daa11a84e139f78eea7427", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d14b6e816c23ad61fd5eb56b7b19f1bcd977195df4daa11a84e139f78eea7427", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d14b6e816c23ad61fd5eb56b7b19f1bcd977195df4daa11a84e139f78eea7427", kill_on_drop: false }`
[INFO] [stdout] d14b6e816c23ad61fd5eb56b7b19f1bcd977195df4daa11a84e139f78eea7427
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1faf6a5e37632647581cecc4f3961028a141c4b9456932606d56f2df180d1b41
[INFO] running `Command { std: "docker" "start" "-a" "1faf6a5e37632647581cecc4f3961028a141c4b9456932606d56f2df180d1b41", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]     Checking cfg-if v1.0.1
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]    Compiling slog v2.7.0
[INFO] [stderr]    Compiling object v0.36.7
[INFO] [stderr]     Checking gimli v0.31.1
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]     Checking powerfmt v0.2.0
[INFO] [stderr]     Checking adler2 v2.0.1
[INFO] [stderr]    Compiling num-conv v0.1.0
[INFO] [stderr]    Compiling time-core v0.1.4
[INFO] [stderr]     Checking rustc-demangle v0.1.25
[INFO] [stderr]     Checking itoa v1.0.15
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking deranged v0.4.0
[INFO] [stderr]     Checking thread_local v1.1.9
[INFO] [stderr]     Checking pretty_assertions v0.6.1
[INFO] [stderr]    Compiling time-macros v0.2.22
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking is-terminal v0.4.16
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking term v0.7.0
[INFO] [stderr]     Checking time v0.3.41
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking addr2line v0.24.2
[INFO] [stderr]     Checking slog-term v2.9.1
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]     Checking backtrace v0.3.75
[INFO] [stderr]     Checking slog_unwraps v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.29s
[INFO] running `Command { std: "docker" "inspect" "1faf6a5e37632647581cecc4f3961028a141c4b9456932606d56f2df180d1b41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1faf6a5e37632647581cecc4f3961028a141c4b9456932606d56f2df180d1b41", kill_on_drop: false }`
[INFO] [stdout] 1faf6a5e37632647581cecc4f3961028a141c4b9456932606d56f2df180d1b41