[INFO] fetching crate bertrand-tracing 0.1.0...
[INFO] checking bertrand-tracing-0.1.0 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate bertrand-tracing 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate bertrand-tracing 0.1.0
[INFO] finished tweaking crates.io crate bertrand-tracing 0.1.0
[INFO] tweaked toml for crates.io crate bertrand-tracing 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate bertrand-tracing 0.1.0 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]      Locking 82 packages to latest compatible versions
[INFO] [stderr]       Adding ureq v2.12.1 (available: v3.0.12)
[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] 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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eaea1e7d67ef50e10dd8632e5db7eb6b404167455055b9fdf7c5e3f93b89a632
[INFO] running `Command { std: "docker" "start" "-a" "eaea1e7d67ef50e10dd8632e5db7eb6b404167455055b9fdf7c5e3f93b89a632", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eaea1e7d67ef50e10dd8632e5db7eb6b404167455055b9fdf7c5e3f93b89a632", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eaea1e7d67ef50e10dd8632e5db7eb6b404167455055b9fdf7c5e3f93b89a632", kill_on_drop: false }`
[INFO] [stdout] eaea1e7d67ef50e10dd8632e5db7eb6b404167455055b9fdf7c5e3f93b89a632
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 053faa9da1eb5784369c5e264e301f09c72db32e785c1957e50d3153c85bee9c
[INFO] running `Command { std: "docker" "start" "-a" "053faa9da1eb5784369c5e264e301f09c72db32e785c1957e50d3153c85bee9c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]     Checking log v0.4.27
[INFO] [stderr]     Checking tracing-core v0.1.34
[INFO] [stderr]     Checking adler2 v2.0.1
[INFO] [stderr]    Compiling rustls v0.23.28
[INFO] [stderr]     Checking percent-encoding v2.3.1
[INFO] [stderr]     Checking webpki-roots v1.0.1
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]     Checking form_urlencoded v1.2.1
[INFO] [stderr]     Checking crc32fast v1.4.2
[INFO] [stderr]     Checking overload v0.1.1
[INFO] [stderr]     Checking sharded-slab v0.1.7
[INFO] [stderr]     Checking icu_normalizer v2.0.0
[INFO] [stderr]     Checking nu-ansi-term v0.46.0
[INFO] [stderr]     Checking webpki-roots v0.26.11
[INFO] [stderr]     Checking thread_local v1.1.9
[INFO] [stderr]     Checking flate2 v1.1.2
[INFO] [stderr]     Checking idna_adapter v1.2.1
[INFO] [stderr]     Checking idna v1.0.3
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]     Checking url v2.5.4
[INFO] [stderr]     Checking tracing-subscriber v0.3.19
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]     Checking ring v0.17.14
[INFO] [stderr]     Checking rustls-webpki v0.103.3
[INFO] [stderr]     Checking ureq v2.12.1
[INFO] [stderr]     Checking bertrand-tracing v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.71s
[INFO] running `Command { std: "docker" "inspect" "053faa9da1eb5784369c5e264e301f09c72db32e785c1957e50d3153c85bee9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "053faa9da1eb5784369c5e264e301f09c72db32e785c1957e50d3153c85bee9c", kill_on_drop: false }`
[INFO] [stdout] 053faa9da1eb5784369c5e264e301f09c72db32e785c1957e50d3153c85bee9c