[INFO] fetching crate dyn-context 0.19.0...
[INFO] checking dyn-context-0.19.0 against master#b3bd7058c139e71bae0862ef8f8ac936208873e9 for pr-123752
[INFO] extracting crate dyn-context 0.19.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate dyn-context 0.19.0 on toolchain b3bd7058c139e71bae0862ef8f8ac936208873e9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "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-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded generics v0.5.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4621f36868aaed50a9e8e0080aa0679e584140cc686137418bc5b8451017b654
[INFO] running `Command { std: "docker" "start" "-a" "4621f36868aaed50a9e8e0080aa0679e584140cc686137418bc5b8451017b654", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4621f36868aaed50a9e8e0080aa0679e584140cc686137418bc5b8451017b654", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4621f36868aaed50a9e8e0080aa0679e584140cc686137418bc5b8451017b654", kill_on_drop: false }`
[INFO] [stdout] 4621f36868aaed50a9e8e0080aa0679e584140cc686137418bc5b8451017b654
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e2ac8112db379e6676b36143cc8b864cdcfe0ce700f333c101f7d66050ba29c5
[INFO] running `Command { std: "docker" "start" "-a" "e2ac8112db379e6676b36143cc8b864cdcfe0ce700f333c101f7d66050ba29c5", kill_on_drop: false }`
[INFO] [stderr]    Compiling indoc v2.0.5
[INFO] [stderr]     Checking generics v0.5.3
[INFO] [stderr]     Checking dyn-context v0.19.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: the item `free_lifetimes` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:354:9
[INFO] [stdout]     |
[INFO] [stdout] 78  | / macro_rules! free_lifetimes {
[INFO] [stdout] 79  | |     (
[INFO] [stdout] 80  | |         $(#[$attr:meta])*
[INFO] [stdout] 81  | |         $vis:vis struct $name:ident $($token:tt)*
[INFO] [stdout] ...   |
[INFO] [stdout] 89  | |     };
[INFO] [stdout] 90  | | }
[INFO] [stdout]     | |_- the item `free_lifetimes` is already defined here
[INFO] [stdout] ...
[INFO] [stdout] 354 |       use crate::free_lifetimes;
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[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(unused_imports)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[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: `#[deny(dead_code)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `dyn-context` (lib test) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "e2ac8112db379e6676b36143cc8b864cdcfe0ce700f333c101f7d66050ba29c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2ac8112db379e6676b36143cc8b864cdcfe0ce700f333c101f7d66050ba29c5", kill_on_drop: false }`
[INFO] [stdout] e2ac8112db379e6676b36143cc8b864cdcfe0ce700f333c101f7d66050ba29c5
[INFO] checking dyn-context-0.19.0 against try#57fe1b734d9ff1c8a92bda60b85506b9648158d3 for pr-123752
[INFO] extracting crate dyn-context 0.19.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate dyn-context 0.19.0 on toolchain 57fe1b734d9ff1c8a92bda60b85506b9648158d3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+57fe1b734d9ff1c8a92bda60b85506b9648158d3" "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-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+57fe1b734d9ff1c8a92bda60b85506b9648158d3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+57fe1b734d9ff1c8a92bda60b85506b9648158d3" "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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+57fe1b734d9ff1c8a92bda60b85506b9648158d3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 417feff1512afae06249148bc0bdfd45e27242a590085b879ac60ccf915e0b42
[INFO] running `Command { std: "docker" "start" "-a" "417feff1512afae06249148bc0bdfd45e27242a590085b879ac60ccf915e0b42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "417feff1512afae06249148bc0bdfd45e27242a590085b879ac60ccf915e0b42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "417feff1512afae06249148bc0bdfd45e27242a590085b879ac60ccf915e0b42", kill_on_drop: false }`
[INFO] [stdout] 417feff1512afae06249148bc0bdfd45e27242a590085b879ac60ccf915e0b42
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+57fe1b734d9ff1c8a92bda60b85506b9648158d3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b133c6321a03b4a0ac0ee27d65dee7473a3b12b7b850fe994c711b20b908438a
[INFO] running `Command { std: "docker" "start" "-a" "b133c6321a03b4a0ac0ee27d65dee7473a3b12b7b850fe994c711b20b908438a", kill_on_drop: false }`
[INFO] [stderr]    Compiling indoc v2.0.5
[INFO] [stderr]     Checking generics v0.5.3
[INFO] [stderr]     Checking dyn-context v0.19.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: the item `free_lifetimes` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:354:9
[INFO] [stdout]     |
[INFO] [stdout] 78  | / macro_rules! free_lifetimes {
[INFO] [stdout] 79  | |     (
[INFO] [stdout] 80  | |         $(#[$attr:meta])*
[INFO] [stdout] 81  | |         $vis:vis struct $name:ident $($token:tt)*
[INFO] [stdout] ...   |
[INFO] [stdout] 89  | |     };
[INFO] [stdout] 90  | | }
[INFO] [stdout]     | |_- the item `free_lifetimes` is already defined here
[INFO] [stdout] ...
[INFO] [stdout] 354 |       use crate::free_lifetimes;
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[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(unused_imports)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[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: `#[deny(dead_code)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `dyn-context` (lib test) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "b133c6321a03b4a0ac0ee27d65dee7473a3b12b7b850fe994c711b20b908438a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b133c6321a03b4a0ac0ee27d65dee7473a3b12b7b850fe994c711b20b908438a", kill_on_drop: false }`
[INFO] [stdout] b133c6321a03b4a0ac0ee27d65dee7473a3b12b7b850fe994c711b20b908438a
