[INFO] fetching crate pdb 0.8.0...
[INFO] checking pdb-0.8.0 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] extracting crate pdb 0.8.0 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate pdb 0.8.0
[INFO] finished tweaking crates.io crate pdb 0.8.0
[INFO] tweaked toml for crates.io crate pdb 0.8.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate pdb 0.8.0 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate pdb 0.8.0 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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded uuid v1.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6bb5a93aa36ca34744a724b3fa38451a876e3689e7fc7ca682397a2c4d63a2de
[INFO] running `Command { std: "docker" "start" "-a" "6bb5a93aa36ca34744a724b3fa38451a876e3689e7fc7ca682397a2c4d63a2de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6bb5a93aa36ca34744a724b3fa38451a876e3689e7fc7ca682397a2c4d63a2de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bb5a93aa36ca34744a724b3fa38451a876e3689e7fc7ca682397a2c4d63a2de", kill_on_drop: false }`
[INFO] [stdout] 6bb5a93aa36ca34744a724b3fa38451a876e3689e7fc7ca682397a2c4d63a2de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7551f61e0b16a8c408c5ceed230dee09a3471ae954a15477838cf06c1cd647d0
[INFO] running `Command { std: "docker" "start" "-a" "7551f61e0b16a8c408c5ceed230dee09a3471ae954a15477838cf06c1cd647d0", kill_on_drop: false }`
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking fallible-iterator v0.2.0
[INFO] [stderr]     Checking scroll v0.11.0
[INFO] [stderr]     Checking uuid v1.0.0
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking pdb v0.8.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/modi/c13.rs:348:12
[INFO] [stdout]     |
[INFO] [stdout] 348 |     Marker(LineMarkerEntry),
[INFO] [stdout]     |     ------ ^^^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `LineEntry` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 348 -     Marker(LineMarkerEntry),
[INFO] [stdout] 348 +     Marker(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/modi/c13.rs:348:12
[INFO] [stdout]     |
[INFO] [stdout] 348 |     Marker(LineMarkerEntry),
[INFO] [stdout]     |     ------ ^^^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `LineEntry` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 348 -     Marker(LineMarkerEntry),
[INFO] [stdout] 348 +     Marker(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.92s
[INFO] running `Command { std: "docker" "inspect" "7551f61e0b16a8c408c5ceed230dee09a3471ae954a15477838cf06c1cd647d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7551f61e0b16a8c408c5ceed230dee09a3471ae954a15477838cf06c1cd647d0", kill_on_drop: false }`
[INFO] [stdout] 7551f61e0b16a8c408c5ceed230dee09a3471ae954a15477838cf06c1cd647d0