[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#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkse201%2Fmini_rdbms" "/workspace/builds/worker-103/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-103/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/kse201/mini_rdbms on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "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-103/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" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "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-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5d4a61043c1eeb8c3671a7988940a69bac422a0c31fd36fc723b0c509ac4808a [INFO] running `Command { std: "docker" "start" "-a" "5d4a61043c1eeb8c3671a7988940a69bac422a0c31fd36fc723b0c509ac4808a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5d4a61043c1eeb8c3671a7988940a69bac422a0c31fd36fc723b0c509ac4808a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5d4a61043c1eeb8c3671a7988940a69bac422a0c31fd36fc723b0c509ac4808a", kill_on_drop: false }` [INFO] [stdout] 5d4a61043c1eeb8c3671a7988940a69bac422a0c31fd36fc723b0c509ac4808a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2c30907b594e99e88d00b24e00530984795eb0965345786737bbbee814bd5e0e [INFO] running `Command { std: "docker" "start" "-a" "2c30907b594e99e88d00b24e00530984795eb0965345786737bbbee814bd5e0e", kill_on_drop: false }` [INFO] [stderr] Copying to /tmp/fixit [INFO] [stderr] Running `cargo fix --edition` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.94 [INFO] [stderr] Compiling getrandom v0.2.2 [INFO] [stderr] Compiling syn v1.0.71 [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] Compiling thiserror-impl v1.0.24 [INFO] [stderr] Checking tempfile v3.2.0 [INFO] [stderr] Checking thiserror v1.0.24 [INFO] [stderr] Checking mini_rdms v0.1.0 (/tmp/fixit) [INFO] [stderr] Migrating src/main.rs from 2018 edition to 2021 [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] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 24.94s [INFO] [stderr] Running `cargo check` to verify 2021 [INFO] [stderr] Checking mini_rdms v0.1.0 (/tmp/fixit) [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] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.40s [INFO] running `Command { std: "docker" "inspect" "2c30907b594e99e88d00b24e00530984795eb0965345786737bbbee814bd5e0e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2c30907b594e99e88d00b24e00530984795eb0965345786737bbbee814bd5e0e", kill_on_drop: false }` [INFO] [stdout] 2c30907b594e99e88d00b24e00530984795eb0965345786737bbbee814bd5e0e