[INFO] cloning repository https://github.com/PhilipCramer/Tiered-Vector
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/PhilipCramer/Tiered-Vector" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPhilipCramer%2FTiered-Vector", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPhilipCramer%2FTiered-Vector'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 985830aed5a989e40db520c685fff1eb11dc2496
[INFO] testing PhilipCramer/Tiered-Vector against try#db823df02fd0c2cf67b43025ac3fef3f2d743245 for pr-150681
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPhilipCramer%2FTiered-Vector" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/PhilipCramer/Tiered-Vector
[INFO] finished tweaking git repo https://github.com/PhilipCramer/Tiered-Vector
[INFO] tweaked toml for git repo https://github.com/PhilipCramer/Tiered-Vector written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/PhilipCramer/Tiered-Vector on toolchain db823df02fd0c2cf67b43025ac3fef3f2d743245
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/PhilipCramer/Tiered-Vector 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" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3e5a4b2783f25b78d9787fa767fb98dbbf638388c4543d5d05a0c657a90a6de4
[INFO] running `Command { std: "docker" "start" "-a" "3e5a4b2783f25b78d9787fa767fb98dbbf638388c4543d5d05a0c657a90a6de4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3e5a4b2783f25b78d9787fa767fb98dbbf638388c4543d5d05a0c657a90a6de4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e5a4b2783f25b78d9787fa767fb98dbbf638388c4543d5d05a0c657a90a6de4", kill_on_drop: false }`
[INFO] [stdout] 3e5a4b2783f25b78d9787fa767fb98dbbf638388c4543d5d05a0c657a90a6de4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 51a6c928ac2e88ea86ffafcd9a284389af43087084ecef09a5d5f7036bece816
[INFO] running `Command { std: "docker" "start" "-a" "51a6c928ac2e88ea86ffafcd9a284389af43087084ecef09a5d5f7036bece816", kill_on_drop: false }`
[INFO] [stderr]    Compiling tiered_vector v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `rot_slice_right` is never used
[INFO] [stdout]    --> src/lib.rs:187:8
[INFO] [stdout]     |
[INFO] [stdout]  19 | impl<T> VecTiered<T> where T: Clone {
[INFO] [stdout]     | ----------------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 187 |     fn rot_slice_right(&mut self, s_index: usize, input: T) -> T {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "51a6c928ac2e88ea86ffafcd9a284389af43087084ecef09a5d5f7036bece816", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51a6c928ac2e88ea86ffafcd9a284389af43087084ecef09a5d5f7036bece816", kill_on_drop: false }`
[INFO] [stdout] 51a6c928ac2e88ea86ffafcd9a284389af43087084ecef09a5d5f7036bece816
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8764740b9725349554977e1eff3e2a850747e40c1d8351158d42f67f73b75379
[INFO] running `Command { std: "docker" "start" "-a" "8764740b9725349554977e1eff3e2a850747e40c1d8351158d42f67f73b75379", kill_on_drop: false }`
[INFO] [stdout] warning: method `rot_slice_right` is never used
[INFO] [stdout]    --> src/lib.rs:187:8
[INFO] [stdout]     |
[INFO] [stdout]  19 | impl<T> VecTiered<T> where T: Clone {
[INFO] [stdout]     | ----------------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 187 |     fn rot_slice_right(&mut self, s_index: usize, input: T) -> T {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling tiered_vector v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `rot_slice_right` is never used
[INFO] [stdout]    --> src/lib.rs:187:8
[INFO] [stdout]     |
[INFO] [stdout]  19 | impl<T> VecTiered<T> where T: Clone {
[INFO] [stdout]     | ----------------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 187 |     fn rot_slice_right(&mut self, s_index: usize, input: T) -> T {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "8764740b9725349554977e1eff3e2a850747e40c1d8351158d42f67f73b75379", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8764740b9725349554977e1eff3e2a850747e40c1d8351158d42f67f73b75379", kill_on_drop: false }`
[INFO] [stdout] 8764740b9725349554977e1eff3e2a850747e40c1d8351158d42f67f73b75379
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c9be2e250e2464a908321a3ff06d96bc3babcc8213b06994dbade801cb012711
[INFO] running `Command { std: "docker" "start" "-a" "c9be2e250e2464a908321a3ff06d96bc3babcc8213b06994dbade801cb012711", kill_on_drop: false }`
[INFO] [stderr] warning: method `rot_slice_right` is never used
[INFO] [stderr]    --> src/lib.rs:187:8
[INFO] [stderr]     |
[INFO] [stderr]  19 | impl<T> VecTiered<T> where T: Clone {
[INFO] [stderr]     | ----------------------------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 187 |     fn rot_slice_right(&mut self, s_index: usize, input: T) -> T {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `tiered_vector` (lib) generated 1 warning
[INFO] [stderr] warning: `tiered_vector` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tiered_vector-a3035cff76bf8b41)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/tiered_vector-a3035cff76bf8b41` (signal: 11, SIGSEGV: invalid memory reference)
[INFO] running `Command { std: "docker" "inspect" "c9be2e250e2464a908321a3ff06d96bc3babcc8213b06994dbade801cb012711", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9be2e250e2464a908321a3ff06d96bc3babcc8213b06994dbade801cb012711", kill_on_drop: false }`
[INFO] [stdout] c9be2e250e2464a908321a3ff06d96bc3babcc8213b06994dbade801cb012711
