[INFO] fetching crate nsf-imgui 0.1.3...
[INFO] building nsf-imgui-0.1.3 against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] extracting crate nsf-imgui 0.1.3 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate nsf-imgui 0.1.3 on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nsf-imgui 0.1.3
[INFO] finished tweaking crates.io crate nsf-imgui 0.1.3
[INFO] tweaked toml for crates.io crate nsf-imgui 0.1.3 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 6 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nsf-imgui-raw v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 173073191c4988bf627e0c2878f415643a2367be3403ee7c449d801890841eda
[INFO] running `Command { std: "docker" "start" "-a" "173073191c4988bf627e0c2878f415643a2367be3403ee7c449d801890841eda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "173073191c4988bf627e0c2878f415643a2367be3403ee7c449d801890841eda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "173073191c4988bf627e0c2878f415643a2367be3403ee7c449d801890841eda", kill_on_drop: false }`
[INFO] [stdout] 173073191c4988bf627e0c2878f415643a2367be3403ee7c449d801890841eda
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6c78fd3a6d44333556193925e14836e1c922eb5e815ca94dcc97ae46d361e4a2
[INFO] running `Command { std: "docker" "start" "-a" "6c78fd3a6d44333556193925e14836e1c922eb5e815ca94dcc97ae46d361e4a2", kill_on_drop: false }`
[INFO] [stderr]    Compiling nsf-imgui-raw v0.1.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling nsf-imgui v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `imgui_owner` is never read
[INFO] [stdout]   --> imgui.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub struct ImGui {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] 30 |     imgui_owner: Rc<ImGuiOwner>,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ImGui` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [optimized + debuginfo] target(s) in 10.97s
[INFO] running `Command { std: "docker" "inspect" "6c78fd3a6d44333556193925e14836e1c922eb5e815ca94dcc97ae46d361e4a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c78fd3a6d44333556193925e14836e1c922eb5e815ca94dcc97ae46d361e4a2", kill_on_drop: false }`
[INFO] [stdout] 6c78fd3a6d44333556193925e14836e1c922eb5e815ca94dcc97ae46d361e4a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d8d5b77872eb942a81a46dd2ef5adc47c087a9532e7c26ee29fdb54d0665bf51
[INFO] running `Command { std: "docker" "start" "-a" "d8d5b77872eb942a81a46dd2ef5adc47c087a9532e7c26ee29fdb54d0665bf51", kill_on_drop: false }`
[INFO] [stdout] warning: field `imgui_owner` is never read
[INFO] [stdout]   --> imgui.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub struct ImGui {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] 30 |     imgui_owner: Rc<ImGuiOwner>,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ImGui` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling nsf-imgui v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `imgui_owner` is never read
[INFO] [stdout]   --> imgui.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub struct ImGui {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] 30 |     imgui_owner: Rc<ImGuiOwner>,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ImGui` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [optimized + debuginfo] target(s) in 0.17s
[INFO] running `Command { std: "docker" "inspect" "d8d5b77872eb942a81a46dd2ef5adc47c087a9532e7c26ee29fdb54d0665bf51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8d5b77872eb942a81a46dd2ef5adc47c087a9532e7c26ee29fdb54d0665bf51", kill_on_drop: false }`
[INFO] [stdout] d8d5b77872eb942a81a46dd2ef5adc47c087a9532e7c26ee29fdb54d0665bf51