[INFO] cloning repository https://github.com/kse201/mini_rdbms [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kse201/mini_rdbms" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkse201%2Fmini_rdbms", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkse201%2Fmini_rdbms'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] aef5fdb627821b71e923f3c151254fba5e45a426 [INFO] checking kse201/mini_rdbms against try#39e1293fce4b650061e85dda88aa428f726a8444 for pr-88041 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkse201%2Fmini_rdbms" "/workspace/builds/worker-15/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/kse201/mini_rdbms on toolchain 39e1293fce4b650061e85dda88aa428f726a8444 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/kse201/mini_rdbms [INFO] finished tweaking git repo https://github.com/kse201/mini_rdbms [INFO] tweaked toml for git repo https://github.com/kse201/mini_rdbms written to /workspace/builds/worker-15/source/Cargo.toml [INFO] crate git repo https://github.com/kse201/mini_rdbms already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 333125700a0c4eb78b3c526611e449de918ce656a320a46bc81d9f6d5834a268 [INFO] running `Command { std: "docker" "start" "-a" "333125700a0c4eb78b3c526611e449de918ce656a320a46bc81d9f6d5834a268", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "333125700a0c4eb78b3c526611e449de918ce656a320a46bc81d9f6d5834a268", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "333125700a0c4eb78b3c526611e449de918ce656a320a46bc81d9f6d5834a268", kill_on_drop: false }` [INFO] [stdout] 333125700a0c4eb78b3c526611e449de918ce656a320a46bc81d9f6d5834a268 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+39e1293fce4b650061e85dda88aa428f726a8444" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 59ba77b1010d99c7f8567ba57d0cf1e22237eed4f5e26648bdefc09e0ff0103c [INFO] running `Command { std: "docker" "start" "-a" "59ba77b1010d99c7f8567ba57d0cf1e22237eed4f5e26648bdefc09e0ff0103c", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.94 [INFO] [stderr] Compiling syn v1.0.71 [INFO] [stderr] Checking remove_dir_all v0.5.3 [INFO] [stderr] Compiling proc-macro2 v1.0.26 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking getrandom v0.2.2 [INFO] [stderr] Checking rand_core v0.6.2 [INFO] [stderr] Checking rand_chacha v0.3.0 [INFO] [stderr] Checking rand v0.8.3 [INFO] [stderr] Checking tempfile v3.2.0 [INFO] [stderr] Compiling thiserror-impl v1.0.24 [INFO] [stderr] Checking thiserror v1.0.24 [INFO] [stderr] Checking mini_rdms v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variant is never constructed: `NoFreeBuffer` [INFO] [stdout] --> src/buffer.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | NoFreeBuffer, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `next_victim_id` [INFO] [stdout] --> src/buffer.rs:45:5 [INFO] [stdout] | [INFO] [stdout] 45 | next_victim_id: BufferId, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `size` [INFO] [stdout] --> src/buffer.rs:59:8 [INFO] [stdout] | [INFO] [stdout] 59 | fn size(&self) -> usize { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `evict` [INFO] [stdout] --> src/buffer.rs:63:8 [INFO] [stdout] | [INFO] [stdout] 63 | 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:90:8 [INFO] [stdout] | [INFO] [stdout] 90 | 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:112:5 [INFO] [stdout] | [INFO] [stdout] 112 | disk: DiskManager, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `pool` [INFO] [stdout] --> src/buffer.rs:113:5 [INFO] [stdout] | [INFO] [stdout] 113 | pool: BufferPool, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `page_table` [INFO] [stdout] --> src/buffer.rs:114:5 [INFO] [stdout] | [INFO] [stdout] 114 | page_table: HashMap, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `fetch_page` [INFO] [stdout] --> src/buffer.rs:126:8 [INFO] [stdout] | [INFO] [stdout] 126 | fn fetch_page(&mut self, page_id: PageId) -> Result, Error> { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `create_page` [INFO] [stdout] --> src/buffer.rs:150:8 [INFO] [stdout] | [INFO] [stdout] 150 | fn create_page(&mut self) -> Result, Error> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 9.53s [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "59ba77b1010d99c7f8567ba57d0cf1e22237eed4f5e26648bdefc09e0ff0103c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "59ba77b1010d99c7f8567ba57d0cf1e22237eed4f5e26648bdefc09e0ff0103c", kill_on_drop: false }` [INFO] [stdout] 59ba77b1010d99c7f8567ba57d0cf1e22237eed4f5e26648bdefc09e0ff0103c