[INFO] cloning repository https://github.com/ryosukeeeee/rust_rdbms_scratch [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ryosukeeeee/rust_rdbms_scratch" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fryosukeeeee%2Frust_rdbms_scratch", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fryosukeeeee%2Frust_rdbms_scratch'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 98e53fe3065b2dd8f2f595b369e2ac25e9c3237c [INFO] checking ryosukeeeee/rust_rdbms_scratch against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fryosukeeeee%2Frust_rdbms_scratch" "/workspace/builds/worker-8/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ryosukeeeee/rust_rdbms_scratch on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ryosukeeeee/rust_rdbms_scratch [INFO] finished tweaking git repo https://github.com/ryosukeeeee/rust_rdbms_scratch [INFO] tweaked toml for git repo https://github.com/ryosukeeeee/rust_rdbms_scratch written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/ryosukeeeee/rust_rdbms_scratch already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded syn v1.0.71 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d8ee5df57fe6328c8c94969a3516013802bc9d03a372448614c37265f00a4f62 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "d8ee5df57fe6328c8c94969a3516013802bc9d03a372448614c37265f00a4f62", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d8ee5df57fe6328c8c94969a3516013802bc9d03a372448614c37265f00a4f62", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d8ee5df57fe6328c8c94969a3516013802bc9d03a372448614c37265f00a4f62", kill_on_drop: false }` [INFO] [stdout] d8ee5df57fe6328c8c94969a3516013802bc9d03a372448614c37265f00a4f62 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e90983b32e4706a321e57057c022a554956620953b9768f2d3dc703da5118fab [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "e90983b32e4706a321e57057c022a554956620953b9768f2d3dc703da5118fab", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.26 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling syn v1.0.71 [INFO] [stderr] Compiling thiserror-impl v1.0.24 [INFO] [stderr] Checking thiserror v1.0.24 [INFO] [stderr] Checking rust_rdbms_practice v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `usage_count` [INFO] [stdout] --> src/buffer.rs:26:5 [INFO] [stdout] | [INFO] [stdout] 26 | usage_count: u64, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `buffer` [INFO] [stdout] --> src/buffer.rs:27:5 [INFO] [stdout] | [INFO] [stdout] 27 | buffer: Rc, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `next_victim_id` [INFO] [stdout] --> src/buffer.rs:31:5 [INFO] [stdout] | [INFO] [stdout] 31 | next_victim_id: BufferId, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `size` [INFO] [stdout] --> src/buffer.rs:35:8 [INFO] [stdout] | [INFO] [stdout] 35 | fn size(&self) -> usize { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `evict` [INFO] [stdout] --> src/buffer.rs:39:8 [INFO] [stdout] | [INFO] [stdout] 39 | fn evict(&mut self) -> Option { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `increment_id` [INFO] [stdout] --> src/buffer.rs:65:8 [INFO] [stdout] | [INFO] [stdout] 65 | fn increment_id(&self, buffer_id: BufferId) -> BufferId { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `disk` [INFO] [stdout] --> src/buffer.rs:85:5 [INFO] [stdout] | [INFO] [stdout] 85 | disk: DiskManager, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `pool` [INFO] [stdout] --> src/buffer.rs:86:5 [INFO] [stdout] | [INFO] [stdout] 86 | pool: BufferPool, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `page_table` [INFO] [stdout] --> src/buffer.rs:87:5 [INFO] [stdout] | [INFO] [stdout] 87 | page_table: HashMap, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `fetch_page` [INFO] [stdout] --> src/buffer.rs:91:8 [INFO] [stdout] | [INFO] [stdout] 91 | fn fetch_page(&mut self, page_id: PageId) -> Result, Error> { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `usage_count` [INFO] [stdout] --> src/buffer.rs:26:5 [INFO] [stdout] | [INFO] [stdout] 26 | usage_count: u64, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `buffer` [INFO] [stdout] --> src/buffer.rs:27:5 [INFO] [stdout] | [INFO] [stdout] 27 | buffer: Rc, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `next_victim_id` [INFO] [stdout] --> src/buffer.rs:31:5 [INFO] [stdout] | [INFO] [stdout] 31 | next_victim_id: BufferId, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `size` [INFO] [stdout] --> src/buffer.rs:35:8 [INFO] [stdout] | [INFO] [stdout] 35 | fn size(&self) -> usize { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `evict` [INFO] [stdout] --> src/buffer.rs:39:8 [INFO] [stdout] | [INFO] [stdout] 39 | fn evict(&mut self) -> Option { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `increment_id` [INFO] [stdout] --> src/buffer.rs:65:8 [INFO] [stdout] | [INFO] [stdout] 65 | fn increment_id(&self, buffer_id: BufferId) -> BufferId { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `disk` [INFO] [stdout] --> src/buffer.rs:85:5 [INFO] [stdout] | [INFO] [stdout] 85 | disk: DiskManager, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `pool` [INFO] [stdout] --> src/buffer.rs:86:5 [INFO] [stdout] | [INFO] [stdout] 86 | pool: BufferPool, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `page_table` [INFO] [stdout] --> src/buffer.rs:87:5 [INFO] [stdout] | [INFO] [stdout] 87 | page_table: HashMap, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `fetch_page` [INFO] [stdout] --> src/buffer.rs:91:8 [INFO] [stdout] | [INFO] [stdout] 91 | fn fetch_page(&mut self, page_id: PageId) -> Result, Error> { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 14.72s [INFO] running `Command { std: "docker" "inspect" "e90983b32e4706a321e57057c022a554956620953b9768f2d3dc703da5118fab", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e90983b32e4706a321e57057c022a554956620953b9768f2d3dc703da5118fab", kill_on_drop: false }` [INFO] [stdout] e90983b32e4706a321e57057c022a554956620953b9768f2d3dc703da5118fab