[INFO] cloning repository https://github.com/mattcuento/buffer-pool-manager
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mattcuento/buffer-pool-manager" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmattcuento%2Fbuffer-pool-manager", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmattcuento%2Fbuffer-pool-manager'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2e3e49d2c0f7736a357156d94a04e643c437dcad
[INFO] checking mattcuento/buffer-pool-manager against try#943e2200e35c3825486c4671b6cab0107a07f8c1 for pr-148952
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmattcuento%2Fbuffer-pool-manager" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mattcuento/buffer-pool-manager
[INFO] finished tweaking git repo https://github.com/mattcuento/buffer-pool-manager
[INFO] tweaked toml for git repo https://github.com/mattcuento/buffer-pool-manager written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mattcuento/buffer-pool-manager on toolchain 943e2200e35c3825486c4671b6cab0107a07f8c1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+943e2200e35c3825486c4671b6cab0107a07f8c1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mattcuento/buffer-pool-manager 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" "+943e2200e35c3825486c4671b6cab0107a07f8c1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking mattcuento/buffer-pool-manager against try#943e2200e35c3825486c4671b6cab0107a07f8c1 for pr-148952
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmattcuento%2Fbuffer-pool-manager" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mattcuento/buffer-pool-manager
[INFO] finished tweaking git repo https://github.com/mattcuento/buffer-pool-manager
[INFO] tweaked toml for git repo https://github.com/mattcuento/buffer-pool-manager written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mattcuento/buffer-pool-manager on toolchain 943e2200e35c3825486c4671b6cab0107a07f8c1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+943e2200e35c3825486c4671b6cab0107a07f8c1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mattcuento/buffer-pool-manager 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" "+943e2200e35c3825486c4671b6cab0107a07f8c1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+943e2200e35c3825486c4671b6cab0107a07f8c1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] facc00f3a44bc1491d3f5640205ba2e5966d329d3ce5f369c5508963512845cd
[INFO] running `Command { std: "docker" "start" "-a" "facc00f3a44bc1491d3f5640205ba2e5966d329d3ce5f369c5508963512845cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "facc00f3a44bc1491d3f5640205ba2e5966d329d3ce5f369c5508963512845cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "facc00f3a44bc1491d3f5640205ba2e5966d329d3ce5f369c5508963512845cd", kill_on_drop: false }`
[INFO] [stdout] facc00f3a44bc1491d3f5640205ba2e5966d329d3ce5f369c5508963512845cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+943e2200e35c3825486c4671b6cab0107a07f8c1" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 67aa96fcbbab432f11da34a6425b09d6b9051760c73d13d3009c3d7c8d5dcc37
[INFO] running `Command { std: "docker" "start" "-a" "67aa96fcbbab432f11da34a6425b09d6b9051760c73d13d3009c3d7c8d5dcc37", kill_on_drop: false }`
[INFO] [stderr]     Checking buffer-pool-manager v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected one of `(`, `+`, `,`, `::`, `<`, or `>`, found `'_`
[INFO] [stdout]    --> src/buffer_pool/concurrent.rs:79:71
[INFO] [stdout]     |
[INFO] [stdout]  78 | impl BufferPoolManager for ConcurrentBpm {
[INFO] [stdout]     |                                          - while parsing this item list starting here
[INFO] [stdout]  79 |     fn fetch_page(&self, page_id: PageId) -> Result<Box<dyn PageGuard '_>, BpmError> {
[INFO] [stdout]     |                                                                       ^^ expected one of `(`, `+`, `,`, `::`, `<`, or `>`
[INFO] [stdout] ...
[INFO] [stdout] 176 | }
[INFO] [stdout]     | - the item list ends here
[INFO] [stdout]     |
[INFO] [stdout] help: you might have meant to end the type parameters here
[INFO] [stdout]     |
[INFO] [stdout]  79 |     fn fetch_page(&self, page_id: PageId) -> Result<Box<dyn PageGuard> '_>, BpmError> {
[INFO] [stdout]     |                                                                      +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected one of `(`, `+`, `,`, `::`, `<`, or `>`, found `'_`
[INFO] [stdout]    --> src/buffer_pool/concurrent.rs:79:71
[INFO] [stdout]     |
[INFO] [stdout]  78 | impl BufferPoolManager for ConcurrentBpm {
[INFO] [stdout]     |                                          - while parsing this item list starting here
[INFO] [stdout]  79 |     fn fetch_page(&self, page_id: PageId) -> Result<Box<dyn PageGuard '_>, BpmError> {
[INFO] [stdout]     |                                                                       ^^ expected one of `(`, `+`, `,`, `::`, `<`, or `>`
[INFO] [stdout] ...
[INFO] [stdout] 176 | }
[INFO] [stdout]     | - the item list ends here
[INFO] [stdout]     |
[INFO] [stdout] help: you might have meant to end the type parameters here
[INFO] [stdout]     |
[INFO] [stdout]  79 |     fn fetch_page(&self, page_id: PageId) -> Result<Box<dyn PageGuard> '_>, BpmError> {
[INFO] [stdout]     |                                                                      +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0046]: not all trait items implemented, missing: `fetch_page`, `new_page`, `unpin_page`, `flush_page`, `flush_all_pages`
[INFO] [stdout]   --> src/buffer_pool/concurrent.rs:78:1
[INFO] [stdout]    |
[INFO] [stdout] 78 | impl BufferPoolManager for ConcurrentBpm {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ missing `fetch_page`, `new_page`, `unpin_page`, `flush_page`, `flush_all_pages` in implementation
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/buffer_pool/api.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 43 |     fn fetch_page(&self, page_id: PageId) -> Result<Box<dyn PageGuard + '_>, BpmError>;
[INFO] [stdout]    |     ----------------------------------------------------------------------------------- `fetch_page` from trait
[INFO] [stdout] ...
[INFO] [stdout] 49 |     fn new_page(&self) -> Result<Box<dyn PageGuard + '_>, BpmError>;
[INFO] [stdout]    |     ---------------------------------------------------------------- `new_page` from trait
[INFO] [stdout] ...
[INFO] [stdout] 57 |     fn unpin_page(&self, page_id: PageId) -> Result<(), BpmError>;
[INFO] [stdout]    |     -------------------------------------------------------------- `unpin_page` from trait
[INFO] [stdout] ...
[INFO] [stdout] 63 |     fn flush_page(&self, page_id: PageId) -> Result<(), BpmError>;
[INFO] [stdout]    |     -------------------------------------------------------------- `flush_page` from trait
[INFO] [stdout] ...
[INFO] [stdout] 66 |     fn flush_all_pages(&self) -> Result<(), BpmError>;
[INFO] [stdout]    |     -------------------------------------------------- `flush_all_pages` from trait
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0046]: not all trait items implemented, missing: `fetch_page`, `new_page`, `unpin_page`, `flush_page`, `flush_all_pages`
[INFO] [stdout]   --> src/buffer_pool/concurrent.rs:78:1
[INFO] [stdout]    |
[INFO] [stdout] 78 | impl BufferPoolManager for ConcurrentBpm {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ missing `fetch_page`, `new_page`, `unpin_page`, `flush_page`, `flush_all_pages` in implementation
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/buffer_pool/api.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 43 |     fn fetch_page(&self, page_id: PageId) -> Result<Box<dyn PageGuard + '_>, BpmError>;
[INFO] [stdout]    |     ----------------------------------------------------------------------------------- `fetch_page` from trait
[INFO] [stdout] ...
[INFO] [stdout] 49 |     fn new_page(&self) -> Result<Box<dyn PageGuard + '_>, BpmError>;
[INFO] [stdout]    |     ---------------------------------------------------------------- `new_page` from trait
[INFO] [stdout] ...
[INFO] [stdout] 57 |     fn unpin_page(&self, page_id: PageId) -> Result<(), BpmError>;
[INFO] [stdout]    |     -------------------------------------------------------------- `unpin_page` from trait
[INFO] [stdout] ...
[INFO] [stdout] 63 |     fn flush_page(&self, page_id: PageId) -> Result<(), BpmError>;
[INFO] [stdout]    |     -------------------------------------------------------------- `flush_page` from trait
[INFO] [stdout] ...
[INFO] [stdout] 66 |     fn flush_all_pages(&self) -> Result<(), BpmError>;
[INFO] [stdout]    |     -------------------------------------------------- `flush_all_pages` from trait
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0046`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `buffer-pool-manager` (bin "buffer-pool-manager" test) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0046`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `buffer-pool-manager` (bin "buffer-pool-manager") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "67aa96fcbbab432f11da34a6425b09d6b9051760c73d13d3009c3d7c8d5dcc37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67aa96fcbbab432f11da34a6425b09d6b9051760c73d13d3009c3d7c8d5dcc37", kill_on_drop: false }`
[INFO] [stdout] 67aa96fcbbab432f11da34a6425b09d6b9051760c73d13d3009c3d7c8d5dcc37
