[INFO] cloning repository https://github.com/BenjaminRi/gtk_treemodel_perf_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BenjaminRi/gtk_treemodel_perf_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBenjaminRi%2Fgtk_treemodel_perf_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBenjaminRi%2Fgtk_treemodel_perf_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a96cf4f28f0cfa182f6f5135d3f828bf25480138
[INFO] testing BenjaminRi/gtk_treemodel_perf_rust against try#9f93af291970322f4f1c6315ccde4d7078201159 for pr-146098-6
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBenjaminRi%2Fgtk_treemodel_perf_rust" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/BenjaminRi/gtk_treemodel_perf_rust
[INFO] finished tweaking git repo https://github.com/BenjaminRi/gtk_treemodel_perf_rust
[INFO] tweaked toml for git repo https://github.com/BenjaminRi/gtk_treemodel_perf_rust written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/BenjaminRi/gtk_treemodel_perf_rust on toolchain 9f93af291970322f4f1c6315ccde4d7078201159
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/BenjaminRi/gtk_treemodel_perf_rust 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" "+9f93af291970322f4f1c6315ccde4d7078201159" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 25591dcdce3423939dfd524738f2de66a0d196641e36ed23f2d070ae4a83989d
[INFO] running `Command { std: "docker" "start" "-a" "25591dcdce3423939dfd524738f2de66a0d196641e36ed23f2d070ae4a83989d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "25591dcdce3423939dfd524738f2de66a0d196641e36ed23f2d070ae4a83989d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25591dcdce3423939dfd524738f2de66a0d196641e36ed23f2d070ae4a83989d", kill_on_drop: false }`
[INFO] [stdout] 25591dcdce3423939dfd524738f2de66a0d196641e36ed23f2d070ae4a83989d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 67dadfae0c8c4fff836664aca05adaf419fed06400dec7e871f6bf7befa439b3
[INFO] running `Command { std: "docker" "start" "-a" "67dadfae0c8c4fff836664aca05adaf419fed06400dec7e871f6bf7befa439b3", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling proc-macro2 v1.0.12
[INFO] [stderr]    Compiling syn v1.0.18
[INFO] [stderr]    Compiling proc-macro-nested v0.1.4
[INFO] [stderr]    Compiling proc-macro-hack v0.5.15
[INFO] [stderr]    Compiling futures-core v0.3.4
[INFO] [stderr]    Compiling futures-task v0.3.4
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling gio v0.8.1
[INFO] [stderr]    Compiling gdk-pixbuf v0.8.0
[INFO] [stderr]    Compiling pango v0.8.0
[INFO] [stderr]    Compiling futures-io v0.3.4
[INFO] [stderr]    Compiling cairo-rs v0.8.1
[INFO] [stderr]    Compiling atk v0.8.0
[INFO] [stderr]    Compiling futures-channel v0.3.4
[INFO] [stderr]    Compiling gdk v0.12.1
[INFO] [stderr]    Compiling gtk v0.8.1
[INFO] [stderr]    Compiling glib-sys v0.9.1
[INFO] [stderr]    Compiling gobject-sys v0.9.1
[INFO] [stderr]    Compiling gio-sys v0.9.1
[INFO] [stderr]    Compiling pango-sys v0.9.1
[INFO] [stderr]    Compiling cairo-sys-rs v0.9.2
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.9.1
[INFO] [stderr]    Compiling atk-sys v0.9.1
[INFO] [stderr]    Compiling gdk-sys v0.9.1
[INFO] [stderr]    Compiling gtk-sys v0.9.2
[INFO] [stderr]    Compiling quote v1.0.4
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]    Compiling futures-util v0.3.4
[INFO] [stderr]    Compiling futures-executor v0.3.4
[INFO] [stderr]    Compiling glib v0.9.3
[INFO] [stderr]    Compiling treeview_perf_test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `TreeModelSort` and `WindowPosition`
[INFO] [stdout]   --> src/main.rs:10:39
[INFO] [stdout]    |
[INFO] [stdout] 10 |     ApplicationWindow, CellRendererText, TreeModelSort, TreeStore, TreeView,
[INFO] [stdout]    |                                          ^^^^^^^^^^^^^
[INFO] [stdout] 11 |     TreeViewColumn, WindowPosition,
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `number`
[INFO] [stdout]   --> src/main.rs:24:7
[INFO] [stdout]    |
[INFO] [stdout] 24 |         for number in (0..size as u64).rev() {
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_number`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `iter`
[INFO] [stdout]   --> src/main.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 |             let iter = treestore.append(None);
[INFO] [stdout]    |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_iter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 32s
[INFO] running `Command { std: "docker" "inspect" "67dadfae0c8c4fff836664aca05adaf419fed06400dec7e871f6bf7befa439b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67dadfae0c8c4fff836664aca05adaf419fed06400dec7e871f6bf7befa439b3", kill_on_drop: false }`
[INFO] [stdout] 67dadfae0c8c4fff836664aca05adaf419fed06400dec7e871f6bf7befa439b3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9730668f7b2e969458df9454710cc2c0e46fcf974802cf7ecb6871390d859fb5
[INFO] running `Command { std: "docker" "start" "-a" "9730668f7b2e969458df9454710cc2c0e46fcf974802cf7ecb6871390d859fb5", kill_on_drop: false }`
[INFO] [stderr]    Compiling treeview_perf_test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `TreeModelSort` and `WindowPosition`
[INFO] [stdout]   --> src/main.rs:10:39
[INFO] [stdout]    |
[INFO] [stdout] 10 |     ApplicationWindow, CellRendererText, TreeModelSort, TreeStore, TreeView,
[INFO] [stdout]    |                                          ^^^^^^^^^^^^^
[INFO] [stdout] 11 |     TreeViewColumn, WindowPosition,
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `number`
[INFO] [stdout]   --> src/main.rs:24:7
[INFO] [stdout]    |
[INFO] [stdout] 24 |         for number in (0..size as u64).rev() {
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_number`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `iter`
[INFO] [stdout]   --> src/main.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 |             let iter = treestore.append(None);
[INFO] [stdout]    |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_iter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "9730668f7b2e969458df9454710cc2c0e46fcf974802cf7ecb6871390d859fb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9730668f7b2e969458df9454710cc2c0e46fcf974802cf7ecb6871390d859fb5", kill_on_drop: false }`
[INFO] [stdout] 9730668f7b2e969458df9454710cc2c0e46fcf974802cf7ecb6871390d859fb5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c0cd02586da6613b99fc6787e954eb046461ed7a78542a8c4262d46a2e9e2c6d
[INFO] running `Command { std: "docker" "start" "-a" "c0cd02586da6613b99fc6787e954eb046461ed7a78542a8c4262d46a2e9e2c6d", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `TreeModelSort` and `WindowPosition`
[INFO] [stderr]   --> src/main.rs:10:39
[INFO] [stderr]    |
[INFO] [stderr] 10 |     ApplicationWindow, CellRendererText, TreeModelSort, TreeStore, TreeView,
[INFO] [stderr]    |                                          ^^^^^^^^^^^^^
[INFO] [stderr] 11 |     TreeViewColumn, WindowPosition,
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `number`
[INFO] [stderr]   --> src/main.rs:24:7
[INFO] [stderr]    |
[INFO] [stderr] 24 |         for number in (0..size as u64).rev() {
[INFO] [stderr]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_number`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `iter`
[INFO] [stderr]   --> src/main.rs:25:8
[INFO] [stderr]    |
[INFO] [stderr] 25 |             let iter = treestore.append(None);
[INFO] [stderr]    |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_iter`
[INFO] [stderr] 
[INFO] [stderr] warning: `treeview_perf_test` (bin "treeview_perf_test" test) generated 3 warnings (run `cargo fix --bin "treeview_perf_test" -p treeview_perf_test --tests` to apply 3 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/treeview_perf_test-9cf72f1c8cc0fb08)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c0cd02586da6613b99fc6787e954eb046461ed7a78542a8c4262d46a2e9e2c6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0cd02586da6613b99fc6787e954eb046461ed7a78542a8c4262d46a2e9e2c6d", kill_on_drop: false }`
[INFO] [stdout] c0cd02586da6613b99fc6787e954eb046461ed7a78542a8c4262d46a2e9e2c6d