[INFO] cloning repository https://github.com/rebeirima/cs2265_finalproject
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rebeirima/cs2265_finalproject" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frebeirima%2Fcs2265_finalproject", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frebeirima%2Fcs2265_finalproject'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4bc6c8827381d4259b2f03181e0a389c19f2d8df
[INFO] testing rebeirima/cs2265_finalproject against try#8da20828b6ea601dfd8e2448cb50ace88876bd78 for pr-150933
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frebeirima%2Fcs2265_finalproject" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/rebeirima/cs2265_finalproject
[INFO] finished tweaking git repo https://github.com/rebeirima/cs2265_finalproject
[INFO] tweaked toml for git repo https://github.com/rebeirima/cs2265_finalproject written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/rebeirima/cs2265_finalproject on toolchain 8da20828b6ea601dfd8e2448cb50ace88876bd78
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/rebeirima/cs2265_finalproject 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" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded windows-core v0.61.1
[INFO] [stderr]   Downloaded windows-result v0.3.3
[INFO] [stderr]   Downloaded deepsize_derive v0.1.2
[INFO] [stderr]   Downloaded deepsize v0.2.0
[INFO] [stderr]   Downloaded windows-strings v0.4.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e7da8aa89cb13be93e2becf71f369deefc648ec1b3940d8b78d21428625b98d0
[INFO] running `Command { std: "docker" "start" "-a" "e7da8aa89cb13be93e2becf71f369deefc648ec1b3940d8b78d21428625b98d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e7da8aa89cb13be93e2becf71f369deefc648ec1b3940d8b78d21428625b98d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7da8aa89cb13be93e2becf71f369deefc648ec1b3940d8b78d21428625b98d0", kill_on_drop: false }`
[INFO] [stdout] e7da8aa89cb13be93e2becf71f369deefc648ec1b3940d8b78d21428625b98d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 133073b198cc535f8977e84a58e33141f0db34516491e1cabf0655531ba00b9b
[INFO] running `Command { std: "docker" "start" "-a" "133073b198cc535f8977e84a58e33141f0db34516491e1cabf0655531ba00b9b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]    Compiling libc v0.2.171
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling smallvec v1.14.0
[INFO] [stderr]    Compiling miniz_oxide v0.8.5
[INFO] [stderr]    Compiling iana-time-zone v0.1.63
[INFO] [stderr]    Compiling crossbeam-channel v0.5.15
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling fixedbitset v0.5.7
[INFO] [stderr]    Compiling flate2 v1.1.1
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling chrono v0.4.41
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling mio v1.0.3
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling socket2 v0.5.8
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling hdrhistogram v7.5.4
[INFO] [stderr]    Compiling deepsize_derive v0.1.2
[INFO] [stderr]    Compiling deepsize v0.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling tokio v1.44.1
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling tokio-util v0.7.14
[INFO] [stderr]    Compiling lsm-tree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/database/table.rs:209:9
[INFO] [stdout]     |
[INFO] [stdout] 209 |         mut on_block: T,
[INFO] [stdout]     |         ----^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/database/table.rs:310:17
[INFO] [stdout]     |
[INFO] [stdout] 310 |     pub fn iter(&self) -> BlockViewIter {
[INFO] [stdout]     |                 ^^^^^     ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 310 |     pub fn iter(&self) -> BlockViewIter<'_> {
[INFO] [stdout]     |                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.57s
[INFO] running `Command { std: "docker" "inspect" "133073b198cc535f8977e84a58e33141f0db34516491e1cabf0655531ba00b9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "133073b198cc535f8977e84a58e33141f0db34516491e1cabf0655531ba00b9b", kill_on_drop: false }`
[INFO] [stdout] 133073b198cc535f8977e84a58e33141f0db34516491e1cabf0655531ba00b9b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cee60577af81e8b31c52f82951bfa62afe85dbc51a6d88edd57d758b0d465f0d
[INFO] running `Command { std: "docker" "start" "-a" "cee60577af81e8b31c52f82951bfa62afe85dbc51a6d88edd57d758b0d465f0d", kill_on_drop: false }`
[INFO] [stderr]    Compiling lsm-tree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/database/table.rs:209:9
[INFO] [stdout]     |
[INFO] [stdout] 209 |         mut on_block: T,
[INFO] [stdout]     |         ----^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/database/table.rs:310:17
[INFO] [stdout]     |
[INFO] [stdout] 310 |     pub fn iter(&self) -> BlockViewIter {
[INFO] [stdout]     |                 ^^^^^     ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 310 |     pub fn iter(&self) -> BlockViewIter<'_> {
[INFO] [stdout]     |                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "cee60577af81e8b31c52f82951bfa62afe85dbc51a6d88edd57d758b0d465f0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cee60577af81e8b31c52f82951bfa62afe85dbc51a6d88edd57d758b0d465f0d", kill_on_drop: false }`
[INFO] [stdout] cee60577af81e8b31c52f82951bfa62afe85dbc51a6d88edd57d758b0d465f0d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d7d92f864ea1373ff8b2ba6ad2400c068148dae862901d605ed3c40be61f289c
[INFO] running `Command { std: "docker" "start" "-a" "d7d92f864ea1373ff8b2ba6ad2400c068148dae862901d605ed3c40be61f289c", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/database/table.rs:209:9
[INFO] [stderr]     |
[INFO] [stderr] 209 |         mut on_block: T,
[INFO] [stderr]     |         ----^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/database/table.rs:310:17
[INFO] [stderr]     |
[INFO] [stderr] 310 |     pub fn iter(&self) -> BlockViewIter {
[INFO] [stderr]     |                 ^^^^^     ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 310 |     pub fn iter(&self) -> BlockViewIter<'_> {
[INFO] [stderr]     |                                        ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `lsm-tree` (bin "lsm-tree" test) generated 2 warnings (run `cargo fix --bin "lsm-tree" -p lsm-tree --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/lsm_tree-809e05516bebce7a)
[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" "d7d92f864ea1373ff8b2ba6ad2400c068148dae862901d605ed3c40be61f289c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7d92f864ea1373ff8b2ba6ad2400c068148dae862901d605ed3c40be61f289c", kill_on_drop: false }`
[INFO] [stdout] d7d92f864ea1373ff8b2ba6ad2400c068148dae862901d605ed3c40be61f289c