[INFO] fetching crate dyn-context 0.19.0...
[INFO] checking dyn-context-0.19.0 against master#158f00a1c5175648af6f6099b075f78d1d014a28 for pr-121251
[INFO] extracting crate dyn-context 0.19.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate dyn-context 0.19.0 on toolchain 158f00a1c5175648af6f6099b075f78d1d014a28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dyn-context 0.19.0
[INFO] finished tweaking crates.io crate dyn-context 0.19.0
[INFO] tweaked toml for crates.io crate dyn-context 0.19.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded indoc v2.0.4
[INFO] [stderr]   Downloaded generics v0.5.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+158f00a1c5175648af6f6099b075f78d1d014a28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] acdbefa3aedba3c3a109ec032e228b35dd39da1c352a23c92be13aded5421b2e
[INFO] running `Command { std: "docker" "start" "-a" "acdbefa3aedba3c3a109ec032e228b35dd39da1c352a23c92be13aded5421b2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "acdbefa3aedba3c3a109ec032e228b35dd39da1c352a23c92be13aded5421b2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "acdbefa3aedba3c3a109ec032e228b35dd39da1c352a23c92be13aded5421b2e", kill_on_drop: false }`
[INFO] [stdout] acdbefa3aedba3c3a109ec032e228b35dd39da1c352a23c92be13aded5421b2e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+158f00a1c5175648af6f6099b075f78d1d014a28" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 830b9ebdf7147cb733736ca19058cffe8ae8c2d081921a81ca6cca9ad6e2c90f
[INFO] running `Command { std: "docker" "start" "-a" "830b9ebdf7147cb733736ca19058cffe8ae8c2d081921a81ca6cca9ad6e2c90f", kill_on_drop: false }`
[INFO] [stderr]    Compiling paste v1.0.14
[INFO] [stderr]    Compiling indoc v2.0.4
[INFO] [stderr]     Checking generics v0.5.3
[INFO] [stderr]     Checking dyn-context v0.19.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: struct `PrivStr` is never constructed
[INFO] [stdout]    --> src/lib.rs:401:12
[INFO] [stdout]     |
[INFO] [stdout] 401 |     struct PrivStr;
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `PrivStr` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:1:9
[INFO] [stdout]     |
[INFO] [stdout] 1   | #![deny(warnings)]
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     = note: `#[deny(dead_code)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `dyn-context` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "830b9ebdf7147cb733736ca19058cffe8ae8c2d081921a81ca6cca9ad6e2c90f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "830b9ebdf7147cb733736ca19058cffe8ae8c2d081921a81ca6cca9ad6e2c90f", kill_on_drop: false }`
[INFO] [stdout] 830b9ebdf7147cb733736ca19058cffe8ae8c2d081921a81ca6cca9ad6e2c90f
