[INFO] cloning repository https://github.com/chloro-pn/matrix-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chloro-pn/matrix-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchloro-pn%2Fmatrix-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchloro-pn%2Fmatrix-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9bc0dcb57a41864d36c175e687309b91845b54ae
[INFO] testing chloro-pn/matrix-rs against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchloro-pn%2Fmatrix-rs" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/chloro-pn/matrix-rs on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/chloro-pn/matrix-rs
[INFO] finished tweaking git repo https://github.com/chloro-pn/matrix-rs
[INFO] tweaked toml for git repo https://github.com/chloro-pn/matrix-rs written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/chloro-pn/matrix-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4f41ccb42da4644cfd0fc88949959539fc5662cc2a680a018e8353e229e67c52
[INFO] running `Command { std: "docker" "start" "-a" "4f41ccb42da4644cfd0fc88949959539fc5662cc2a680a018e8353e229e67c52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4f41ccb42da4644cfd0fc88949959539fc5662cc2a680a018e8353e229e67c52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f41ccb42da4644cfd0fc88949959539fc5662cc2a680a018e8353e229e67c52", kill_on_drop: false }`
[INFO] [stdout] 4f41ccb42da4644cfd0fc88949959539fc5662cc2a680a018e8353e229e67c52
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 61fb46031383fc03e46e4667528e113cc939f82cadb766b274c4fdcffa6e3a1a
[INFO] running `Command { std: "docker" "start" "-a" "61fb46031383fc03e46e4667528e113cc939f82cadb766b274c4fdcffa6e3a1a", kill_on_drop: false }`
[INFO] [stderr]    Compiling matrix v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `set_nth_column`
[INFO] [stdout]    --> src/dense_matrix.rs:135:12
[INFO] [stdout]     |
[INFO] [stdout] 135 |     pub fn set_nth_column(self : &mut Self, col : usize, v : Vector<T>) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/dense_matrix.rs:134:12
[INFO] [stdout]     |
[INFO] [stdout] 134 |     #[warn(dead_code)]
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new_with`
[INFO] [stdout]   --> src/vector.rs:38:12
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub fn new_with(length : usize, value : T) -> Vector<T> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/vector.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 37 |     #[warn(dead_code)]
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `Command { std: "docker" "inspect" "61fb46031383fc03e46e4667528e113cc939f82cadb766b274c4fdcffa6e3a1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61fb46031383fc03e46e4667528e113cc939f82cadb766b274c4fdcffa6e3a1a", kill_on_drop: false }`
[INFO] [stdout] 61fb46031383fc03e46e4667528e113cc939f82cadb766b274c4fdcffa6e3a1a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4ea7782ddd88032a36ebaa191aa6ba7b659ad632c9845fd46cd868d0a7f1f9cb
[INFO] running `Command { std: "docker" "start" "-a" "4ea7782ddd88032a36ebaa191aa6ba7b659ad632c9845fd46cd868d0a7f1f9cb", kill_on_drop: false }`
[INFO] [stderr]    Compiling matrix v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `set_nth_column`
[INFO] [stdout]    --> src/dense_matrix.rs:135:12
[INFO] [stdout]     |
[INFO] [stdout] 135 |     pub fn set_nth_column(self : &mut Self, col : usize, v : Vector<T>) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/dense_matrix.rs:134:12
[INFO] [stdout]     |
[INFO] [stdout] 134 |     #[warn(dead_code)]
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.58s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4ea7782ddd88032a36ebaa191aa6ba7b659ad632c9845fd46cd868d0a7f1f9cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ea7782ddd88032a36ebaa191aa6ba7b659ad632c9845fd46cd868d0a7f1f9cb", kill_on_drop: false }`
[INFO] [stdout] 4ea7782ddd88032a36ebaa191aa6ba7b659ad632c9845fd46cd868d0a7f1f9cb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] da3450320cc2e87cc3a70411cf4e088c1f8a484133fbda73614dfafb52866215
[INFO] running `Command { std: "docker" "start" "-a" "da3450320cc2e87cc3a70411cf4e088c1f8a484133fbda73614dfafb52866215", kill_on_drop: false }`
[INFO] [stderr] warning: associated function is never used: `set_nth_column`
[INFO] [stderr]    --> src/dense_matrix.rs:135:12
[INFO] [stderr]     |
[INFO] [stderr] 135 |     pub fn set_nth_column(self : &mut Self, col : usize, v : Vector<T>) {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]    --> src/dense_matrix.rs:134:12
[INFO] [stderr]     |
[INFO] [stderr] 134 |     #[warn(dead_code)]
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/matrix-10cae83b783b8030)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test vector::tests::vector_iterator ... ok
[INFO] [stdout] test vector::tests::vector_new ... ok
[INFO] [stdout] test vector::tests::vector_new_with ... ok
[INFO] [stdout] test vector::tests::vector_set ... ok
[INFO] [stdout] test vector::tests::vector_index_out_of_range - should panic ... ok
[INFO] [stdout] test vector::tests::vector_set_out_of_range - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "da3450320cc2e87cc3a70411cf4e088c1f8a484133fbda73614dfafb52866215", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da3450320cc2e87cc3a70411cf4e088c1f8a484133fbda73614dfafb52866215", kill_on_drop: false }`
[INFO] [stdout] da3450320cc2e87cc3a70411cf4e088c1f8a484133fbda73614dfafb52866215