[INFO] cloning repository https://github.com/D4rkJvck/filler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/D4rkJvck/filler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FD4rkJvck%2Ffiller", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FD4rkJvck%2Ffiller'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 703d6acd952d8225feea7987bee772380e5db77d
[INFO] building D4rkJvck/filler against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FD4rkJvck%2Ffiller" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/D4rkJvck/filler 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 git repo https://github.com/D4rkJvck/filler
[INFO] finished tweaking git repo https://github.com/D4rkJvck/filler
[INFO] tweaked toml for git repo https://github.com/D4rkJvck/filler written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/D4rkJvck/filler 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sdl2 v0.37.0
[INFO] [stderr]   Downloaded libc v0.2.168
[INFO] [stderr]   Downloaded sdl2-sys v0.37.0
[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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d0cb5371ab707ca835aec798a9128878237ef3e43fadc966023dd346a9f1e9b7
[INFO] running `Command { std: "docker" "start" "-a" "d0cb5371ab707ca835aec798a9128878237ef3e43fadc966023dd346a9f1e9b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d0cb5371ab707ca835aec798a9128878237ef3e43fadc966023dd346a9f1e9b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0cb5371ab707ca835aec798a9128878237ef3e43fadc966023dd346a9f1e9b7", kill_on_drop: false }`
[INFO] [stdout] d0cb5371ab707ca835aec798a9128878237ef3e43fadc966023dd346a9f1e9b7
[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 -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] 7af32b74855e77aba49425a45ef01a20b87964c015f31459e5433f4d937f1669
[INFO] running `Command { std: "docker" "start" "-a" "7af32b74855e77aba49425a45ef01a20b87964c015f31459e5433f4d937f1669", kill_on_drop: false }`
[INFO] [stderr]    Compiling version-compare v0.1.1
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.168
[INFO] [stderr]    Compiling sdl2 v0.37.0
[INFO] [stderr]    Compiling sdl2-sys v0.37.0
[INFO] [stderr]    Compiling filler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `matrix`
[INFO] [stdout]   --> src/view.rs:30:31
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn display(&mut self, matrix: &Matrix) -> Result<(), String> {
[INFO] [stdout]    |                               ^^^^^^ help: if this is intentional, prefix it with an underscore: `_matrix`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `matrix`
[INFO] [stdout]   --> src/utils.rs:34:18
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub fn transpose(matrix: &Matrix, piece: &Matrix) -> Result<(), ()> {
[INFO] [stdout]    |                  ^^^^^^ help: if this is intentional, prefix it with an underscore: `_matrix`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `piece`
[INFO] [stdout]   --> src/utils.rs:34:35
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub fn transpose(matrix: &Matrix, piece: &Matrix) -> Result<(), ()> {
[INFO] [stdout]    |                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_piece`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `canvas` is never read
[INFO] [stdout]   --> src/view.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub struct View {
[INFO] [stdout]    |            ---- field in this struct
[INFO] [stdout] 10 |     canvas: Canvas<Window>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.80s
[INFO] running `Command { std: "docker" "inspect" "7af32b74855e77aba49425a45ef01a20b87964c015f31459e5433f4d937f1669", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7af32b74855e77aba49425a45ef01a20b87964c015f31459e5433f4d937f1669", kill_on_drop: false }`
[INFO] [stdout] 7af32b74855e77aba49425a45ef01a20b87964c015f31459e5433f4d937f1669
[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 -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] 063dc7dd6906f1b9133b4b5850adf94623e6e1ec085f484469867cafff3b3e01
[INFO] running `Command { std: "docker" "start" "-a" "063dc7dd6906f1b9133b4b5850adf94623e6e1ec085f484469867cafff3b3e01", kill_on_drop: false }`
[INFO] [stdout] warning: unused variable: `matrix`
[INFO] [stdout]   --> src/view.rs:30:31
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn display(&mut self, matrix: &Matrix) -> Result<(), String> {
[INFO] [stdout]    |                               ^^^^^^ help: if this is intentional, prefix it with an underscore: `_matrix`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `matrix`
[INFO] [stdout]   --> src/utils.rs:34:18
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub fn transpose(matrix: &Matrix, piece: &Matrix) -> Result<(), ()> {
[INFO] [stdout]    |                  ^^^^^^ help: if this is intentional, prefix it with an underscore: `_matrix`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `piece`
[INFO] [stdout]   --> src/utils.rs:34:35
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub fn transpose(matrix: &Matrix, piece: &Matrix) -> Result<(), ()> {
[INFO] [stdout]    |                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_piece`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `canvas` is never read
[INFO] [stdout]   --> src/view.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub struct View {
[INFO] [stdout]    |            ---- field in this struct
[INFO] [stdout] 10 |     canvas: Canvas<Window>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling filler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `matrix`
[INFO] [stdout]   --> src/view.rs:30:31
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn display(&mut self, matrix: &Matrix) -> Result<(), String> {
[INFO] [stdout]    |                               ^^^^^^ help: if this is intentional, prefix it with an underscore: `_matrix`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `matrix`
[INFO] [stdout]   --> src/utils.rs:34:18
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub fn transpose(matrix: &Matrix, piece: &Matrix) -> Result<(), ()> {
[INFO] [stdout]    |                  ^^^^^^ help: if this is intentional, prefix it with an underscore: `_matrix`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `piece`
[INFO] [stdout]   --> src/utils.rs:34:35
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub fn transpose(matrix: &Matrix, piece: &Matrix) -> Result<(), ()> {
[INFO] [stdout]    |                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_piece`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `canvas` is never read
[INFO] [stdout]   --> src/view.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub struct View {
[INFO] [stdout]    |            ---- field in this struct
[INFO] [stdout] 10 |     canvas: Canvas<Window>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "063dc7dd6906f1b9133b4b5850adf94623e6e1ec085f484469867cafff3b3e01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "063dc7dd6906f1b9133b4b5850adf94623e6e1ec085f484469867cafff3b3e01", kill_on_drop: false }`
[INFO] [stdout] 063dc7dd6906f1b9133b4b5850adf94623e6e1ec085f484469867cafff3b3e01