[INFO] fetching crate logisheets_workbook 0.4.0...
[INFO] checking logisheets_workbook-0.4.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate logisheets_workbook 0.4.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate logisheets_workbook 0.4.0 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate logisheets_workbook 0.4.0
[INFO] finished tweaking crates.io crate logisheets_workbook 0.4.0
[INFO] tweaked toml for crates.io crate logisheets_workbook 0.4.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 38 packages
[INFO] [stderr]       Adding gents v0.4.1 (latest: v0.8.0)
[INFO] [stderr]       Adding gents_derives v0.4.1 (latest: v0.8.0)
[INFO] [stderr]       Adding quick-xml v0.22.0 (latest: v0.31.0)
[INFO] [stderr]       Adding quick-xml v0.29.0 (latest: v0.31.0)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding xmlserde v0.5.5 (latest: v0.8.0)
[INFO] [stderr]       Adding xmlserde_derives v0.5.5 (latest: v0.8.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded xmlserde v0.5.5
[INFO] [stderr]   Downloaded xmldiff v0.3.0
[INFO] [stderr]   Downloaded logisheets_workbook_derives v0.4.0
[INFO] [stderr]   Downloaded xmlserde_derives v0.5.5
[INFO] [stderr]   Downloaded gents v0.4.1
[INFO] [stderr]   Downloaded gents_derives v0.4.1
[INFO] [stderr]   Downloaded quick-xml v0.29.0
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ddf94dc3e689b81599cd333c0dcaeab60c5be9c91aeb6191874644b41a00bb3d
[INFO] running `Command { std: "docker" "start" "-a" "ddf94dc3e689b81599cd333c0dcaeab60c5be9c91aeb6191874644b41a00bb3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ddf94dc3e689b81599cd333c0dcaeab60c5be9c91aeb6191874644b41a00bb3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddf94dc3e689b81599cd333c0dcaeab60c5be9c91aeb6191874644b41a00bb3d", kill_on_drop: false }`
[INFO] [stdout] ddf94dc3e689b81599cd333c0dcaeab60c5be9c91aeb6191874644b41a00bb3d
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a3d9b4f4d192d32eb32b79ea523c09b60f91766e0a0f14fcd1eea7b1a1dbe33f
[INFO] running `Command { std: "docker" "start" "-a" "a3d9b4f4d192d32eb32b79ea523c09b60f91766e0a0f14fcd1eea7b1a1dbe33f", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking unicode-segmentation v1.11.0
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]    Compiling serde_repr v0.1.18
[INFO] [stderr]     Checking quick-xml v0.29.0
[INFO] [stderr]     Checking quick-xml v0.22.0
[INFO] [stderr]     Checking zip v0.6.6
[INFO] [stderr]     Checking convert_case v0.6.0
[INFO] [stderr]     Checking xmldiff v0.3.0
[INFO] [stderr]     Checking xmlserde v0.5.5
[INFO] [stderr]    Compiling logisheets_workbook_derives v0.4.0
[INFO] [stderr]    Compiling xmlserde_derives v0.5.5
[INFO] [stderr]     Checking logisheets_workbook v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `RType` is imported redundantly
[INFO] [stdout]   --> src/reader.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 1  | use super::rtypes::*;
[INFO] [stdout]    |     ---------------- the item `RType` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 24 |     rtypes::RType,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `RType` is imported redundantly
[INFO] [stdout]   --> src/reader.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 1  | use super::rtypes::*;
[INFO] [stdout]    |     ---------------- the item `RType` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 24 |     rtypes::RType,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.92s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: quick-xml v0.22.0
[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" "a3d9b4f4d192d32eb32b79ea523c09b60f91766e0a0f14fcd1eea7b1a1dbe33f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3d9b4f4d192d32eb32b79ea523c09b60f91766e0a0f14fcd1eea7b1a1dbe33f", kill_on_drop: false }`
[INFO] [stdout] a3d9b4f4d192d32eb32b79ea523c09b60f91766e0a0f14fcd1eea7b1a1dbe33f