[INFO] fetching crate sstable 0.8.2... [INFO] checking sstable-0.8.2 against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744 [INFO] extracting crate sstable 0.8.2 into /workspace/builds/worker-9/source [INFO] validating manifest of crates.io crate sstable 0.8.2 on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate sstable 0.8.2 [INFO] finished tweaking crates.io crate sstable 0.8.2 [INFO] tweaked toml for crates.io crate sstable 0.8.2 written to /workspace/builds/worker-9/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded integer-encoding v1.1.7 [INFO] [stderr] Downloaded time-test v0.2.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] c0012e0c4d26596c08460283afa99fe24a48c152152559e7f23da59cbc208cab [INFO] running `Command { std: "docker" "start" "-a" "c0012e0c4d26596c08460283afa99fe24a48c152152559e7f23da59cbc208cab", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c0012e0c4d26596c08460283afa99fe24a48c152152559e7f23da59cbc208cab", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c0012e0c4d26596c08460283afa99fe24a48c152152559e7f23da59cbc208cab", kill_on_drop: false }` [INFO] [stdout] c0012e0c4d26596c08460283afa99fe24a48c152152559e7f23da59cbc208cab [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ffeed2eeb95ac894b30078c266a79273606c61963f3c2b65d73640d5c488c4f9 [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" "ffeed2eeb95ac894b30078c266a79273606c61963f3c2b65d73640d5c488c4f9", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.93 [INFO] [stderr] Compiling build_const v0.2.1 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking integer-encoding v1.1.7 [INFO] [stderr] Checking bencher v0.1.5 [INFO] [stderr] Compiling crc v1.8.1 [INFO] [stderr] Checking snap v0.2.5 [INFO] [stderr] Checking sstable v0.8.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `current_block_off` [INFO] [stdout] --> src/table_reader.rs:208:5 [INFO] [stdout] | [INFO] [stdout] 208 | current_block_off: usize, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking getrandom v0.1.16 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking time-test v0.2.2 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stdout] warning: unused import: `TableIterator` [INFO] [stdout] --> benches/sstable.rs:9:48 [INFO] [stdout] | [INFO] [stdout] 9 | use sstable::{SSIterator, Table, TableBuilder, TableIterator}; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `count` is assigned to, but never used [INFO] [stdout] --> benches/sstable.rs:63:17 [INFO] [stdout] | [INFO] [stdout] 63 | let mut count = 0; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] = note: consider using `_count` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `entries` is assigned to, but never used [INFO] [stdout] --> benches/sstable.rs:64:17 [INFO] [stdout] | [INFO] [stdout] 64 | let mut entries = 0; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_entries` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> benches/sstable.rs:31:9 [INFO] [stdout] | [INFO] [stdout] 31 | let mut opt = sstable::Options::default(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> benches/sstable.rs:41:5 [INFO] [stdout] | [INFO] [stdout] 41 | fs::remove_file("/tmp/.sstabletestfile"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `N` should have a snake case name [INFO] [stdout] --> benches/sstable.rs:45:9 [INFO] [stdout] | [INFO] [stdout] 45 | let N = 100000; [INFO] [stdout] | ^ help: convert the identifier to snake case: `n` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/filter_block.rs:243:21 [INFO] [stdout] | [INFO] [stdout] 243 | format!("{} {:?} ", block_offset, key) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panic)]` on by default [INFO] [stdout] = note: this is no longer accepted in Rust 2021 [INFO] [stdout] = note: the panic!() macro supports formatting, so there's no need for the format!() macro here [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 243 | "{} {:?} ", block_offset, key [INFO] [stdout] | -- -- [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 9.57s [INFO] running `Command { std: "docker" "inspect" "ffeed2eeb95ac894b30078c266a79273606c61963f3c2b65d73640d5c488c4f9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ffeed2eeb95ac894b30078c266a79273606c61963f3c2b65d73640d5c488c4f9", kill_on_drop: false }` [INFO] [stdout] ffeed2eeb95ac894b30078c266a79273606c61963f3c2b65d73640d5c488c4f9