[INFO] fetching crate hcompress 0.1.1... [INFO] testing hcompress-0.1.1 against beta-2022-04-10 for beta-1.61-1 [INFO] extracting crate hcompress 0.1.1 into /workspace/builds/worker-25/source [INFO] validating manifest of crates.io crate hcompress 0.1.1 on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate hcompress 0.1.1 [INFO] finished tweaking crates.io crate hcompress 0.1.1 [INFO] tweaked toml for crates.io crate hcompress 0.1.1 written to /workspace/builds/worker-25/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 56628278f986b188cca16f4147d4f0d8e30f848070a2a802b769e771c1749313 [INFO] running `Command { std: "docker" "start" "-a" "56628278f986b188cca16f4147d4f0d8e30f848070a2a802b769e771c1749313", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "56628278f986b188cca16f4147d4f0d8e30f848070a2a802b769e771c1749313", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "56628278f986b188cca16f4147d4f0d8e30f848070a2a802b769e771c1749313", kill_on_drop: false }` [INFO] [stdout] 56628278f986b188cca16f4147d4f0d8e30f848070a2a802b769e771c1749313 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a4f8f10a5e5795e76311fbe73db89ac5aa9085751d7e1f570c5069121c24e7f0 [INFO] running `Command { std: "docker" "start" "-a" "a4f8f10a5e5795e76311fbe73db89ac5aa9085751d7e1f570c5069121c24e7f0", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling bytes v1.1.0 [INFO] [stderr] Compiling hcompress v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `BufRead` [INFO] [stdout] --> src/lib2.rs:1:15 [INFO] [stdout] | [INFO] [stdout] 1 | use std::io::{BufRead, Cursor, Read}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around assigned value [INFO] [stdout] --> src/lib2.rs:2085:14 [INFO] [stdout] | [INFO] [stdout] 2085 | let ii = (n / 2); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 2085 - let ii = (n / 2); [INFO] [stdout] 2085 + let ii = n / 2; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around assigned value [INFO] [stdout] --> src/lib.rs:685:19 [INFO] [stdout] | [INFO] [stdout] 685 | b2.buffer2 |= (bits & mask[n as usize]); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 685 - b2.buffer2 |= (bits & mask[n as usize]); [INFO] [stdout] 685 + b2.buffer2 |= bits & mask[n as usize]; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Read` [INFO] [stdout] --> src/lib2.rs:1:32 [INFO] [stdout] | [INFO] [stdout] 1 | use std::io::{BufRead, Cursor, Read}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `s00` is never read [INFO] [stdout] --> src/lib.rs:151:17 [INFO] [stdout] | [INFO] [stdout] 151 | s00 += 1; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `s10` is never read [INFO] [stdout] --> src/lib.rs:152:17 [INFO] [stdout] | [INFO] [stdout] 152 | s10 += 1; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `k` is never read [INFO] [stdout] --> src/lib.rs:1069:13 [INFO] [stdout] | [INFO] [stdout] 1069 | k += 1; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `k` is never read [INFO] [stdout] --> src/lib.rs:1140:13 [INFO] [stdout] | [INFO] [stdout] 1140 | k += 1; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `bit2` is never read [INFO] [stdout] --> src/lib2.rs:343:9 [INFO] [stdout] | [INFO] [stdout] 343 | bit2 = bit1; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `k` is never read [INFO] [stdout] --> src/lib2.rs:1719:13 [INFO] [stdout] | [INFO] [stdout] 1719 | k += 1; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `ffpmsg` [INFO] [stdout] --> src/lib.rs:10:4 [INFO] [stdout] | [INFO] [stdout] 10 | fn ffpmsg(_m: &str) {} [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.96s [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "a4f8f10a5e5795e76311fbe73db89ac5aa9085751d7e1f570c5069121c24e7f0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a4f8f10a5e5795e76311fbe73db89ac5aa9085751d7e1f570c5069121c24e7f0", kill_on_drop: false }` [INFO] [stdout] a4f8f10a5e5795e76311fbe73db89ac5aa9085751d7e1f570c5069121c24e7f0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 65c23354cb500604de2cd4a28bc3f3d20bf5ebfc0a503f80f9226687c202bd1b [INFO] running `Command { std: "docker" "start" "-a" "65c23354cb500604de2cd4a28bc3f3d20bf5ebfc0a503f80f9226687c202bd1b", kill_on_drop: false }` [INFO] [stdout] warning: unused import: `BufRead` [INFO] [stdout] --> src/lib2.rs:1:15 [INFO] [stdout] | [INFO] [stdout] 1 | use std::io::{BufRead, Cursor, Read}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around assigned value [INFO] [stdout] --> src/lib2.rs:2085:14 [INFO] [stdout] | [INFO] [stdout] 2085 | let ii = (n / 2); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 2085 - let ii = (n / 2); [INFO] [stdout] 2085 + let ii = n / 2; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around assigned value [INFO] [stdout] --> src/lib.rs:685:19 [INFO] [stdout] | [INFO] [stdout] 685 | b2.buffer2 |= (bits & mask[n as usize]); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 685 - b2.buffer2 |= (bits & mask[n as usize]); [INFO] [stdout] 685 + b2.buffer2 |= bits & mask[n as usize]; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling hcompress v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Read` [INFO] [stdout] --> src/lib2.rs:1:32 [INFO] [stdout] | [INFO] [stdout] 1 | use std::io::{BufRead, Cursor, Read}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `s00` is never read [INFO] [stdout] --> src/lib.rs:151:17 [INFO] [stdout] | [INFO] [stdout] 151 | s00 += 1; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `s10` is never read [INFO] [stdout] --> src/lib.rs:152:17 [INFO] [stdout] | [INFO] [stdout] 152 | s10 += 1; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `k` is never read [INFO] [stdout] --> src/lib.rs:1069:13 [INFO] [stdout] | [INFO] [stdout] 1069 | k += 1; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `k` is never read [INFO] [stdout] --> src/lib.rs:1140:13 [INFO] [stdout] | [INFO] [stdout] 1140 | k += 1; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `bit2` is never read [INFO] [stdout] --> src/lib2.rs:343:9 [INFO] [stdout] | [INFO] [stdout] 343 | bit2 = bit1; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `k` is never read [INFO] [stdout] --> src/lib2.rs:1719:13 [INFO] [stdout] | [INFO] [stdout] 1719 | k += 1; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `ffpmsg` [INFO] [stdout] --> src/lib.rs:10:4 [INFO] [stdout] | [INFO] [stdout] 10 | fn ffpmsg(_m: &str) {} [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `BufRead` [INFO] [stdout] --> src/lib2.rs:1:15 [INFO] [stdout] | [INFO] [stdout] 1 | use std::io::{BufRead, Cursor, Read}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around assigned value [INFO] [stdout] --> src/lib2.rs:2085:14 [INFO] [stdout] | [INFO] [stdout] 2085 | let ii = (n / 2); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 2085 - let ii = (n / 2); [INFO] [stdout] 2085 + let ii = n / 2; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around assigned value [INFO] [stdout] --> src/lib.rs:685:19 [INFO] [stdout] | [INFO] [stdout] 685 | b2.buffer2 |= (bits & mask[n as usize]); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 685 - b2.buffer2 |= (bits & mask[n as usize]); [INFO] [stdout] 685 + b2.buffer2 |= bits & mask[n as usize]; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `fs::File`, `io::Write` [INFO] [stdout] --> src/lib.rs:1177:15 [INFO] [stdout] | [INFO] [stdout] 1177 | use std::{fs::File, io::Write}; [INFO] [stdout] | ^^^^^^^^ ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: consider adding a `#[cfg(test)]` to the containing module [INFO] [stdout] --> src/lib.rs:1176:1 [INFO] [stdout] | [INFO] [stdout] 1176 | mod tests { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Read` [INFO] [stdout] --> src/lib2.rs:1:32 [INFO] [stdout] | [INFO] [stdout] 1 | use std::io::{BufRead, Cursor, Read}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `s00` is never read [INFO] [stdout] --> src/lib.rs:151:17 [INFO] [stdout] | [INFO] [stdout] 151 | s00 += 1; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `s10` is never read [INFO] [stdout] --> src/lib.rs:152:17 [INFO] [stdout] | [INFO] [stdout] 152 | s10 += 1; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `k` is never read [INFO] [stdout] --> src/lib.rs:1069:13 [INFO] [stdout] | [INFO] [stdout] 1069 | k += 1; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `k` is never read [INFO] [stdout] --> src/lib.rs:1140:13 [INFO] [stdout] | [INFO] [stdout] 1140 | k += 1; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `bit2` is never read [INFO] [stdout] --> src/lib2.rs:343:9 [INFO] [stdout] | [INFO] [stdout] 343 | bit2 = bit1; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `k` is never read [INFO] [stdout] --> src/lib2.rs:1719:13 [INFO] [stdout] | [INFO] [stdout] 1719 | k += 1; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `res` [INFO] [stdout] --> src/lib.rs:1206:13 [INFO] [stdout] | [INFO] [stdout] 1206 | let res = fits_hcompress(&mut input, 4, 4, 0, &mut output); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_res` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `res` [INFO] [stdout] --> src/lib.rs:1237:13 [INFO] [stdout] | [INFO] [stdout] 1237 | let res = fits_hcompress(&mut input, 1, 10, 0, &mut output); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_res` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `res` [INFO] [stdout] --> src/lib.rs:1272:13 [INFO] [stdout] | [INFO] [stdout] 1272 | let res = fits_hcompress(&mut input, 1, 12, 0, &mut output); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_res` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `res` [INFO] [stdout] --> src/lib.rs:1307:13 [INFO] [stdout] | [INFO] [stdout] 1307 | let res = fits_hcompress(&mut input, 1, 16, 0, &mut output); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_res` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `res` [INFO] [stdout] --> src/lib.rs:1346:13 [INFO] [stdout] | [INFO] [stdout] 1346 | let res = fits_hcompress(&mut input, 1, 82, 0, &mut output); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_res` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `res` [INFO] [stdout] --> src/lib.rs:1381:13 [INFO] [stdout] | [INFO] [stdout] 1381 | let res = fits_hcompress(&mut input, 10, 1, 0, &mut output); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_res` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `res` [INFO] [stdout] --> src/lib.rs:1415:13 [INFO] [stdout] | [INFO] [stdout] 1415 | let res = fits_hcompress(&mut input, 10, 1, 0, &mut output); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_res` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `output` [INFO] [stdout] --> src/lib.rs:1463:17 [INFO] [stdout] | [INFO] [stdout] 1463 | let mut output: Vec = Vec::with_capacity(16); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `output` [INFO] [stdout] --> src/lib.rs:1484:17 [INFO] [stdout] | [INFO] [stdout] 1484 | let mut output: Vec = Vec::with_capacity(16); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `res` [INFO] [stdout] --> src/lib.rs:1505:13 [INFO] [stdout] | [INFO] [stdout] 1505 | let res = bufcopy(&mut a, nx * ny, &mut buffer, &mut b, bmax, &mut b3); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_res` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `res` [INFO] [stdout] --> src/lib.rs:1514:13 [INFO] [stdout] | [INFO] [stdout] 1514 | let res = bufcopy(&mut a, nx * ny, &mut buffer, &mut b, bmax, &mut b3); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_res` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `res` [INFO] [stdout] --> src/lib2.rs:2349:13 [INFO] [stdout] | [INFO] [stdout] 2349 | let res = hinv(&mut a[0..], nx, ny, smooth, scale); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_res` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:1463:13 [INFO] [stdout] | [INFO] [stdout] 1463 | let mut output: Vec = Vec::with_capacity(16); [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: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:1484:13 [INFO] [stdout] | [INFO] [stdout] 1484 | let mut output: Vec = Vec::with_capacity(16); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:1566:13 [INFO] [stdout] | [INFO] [stdout] 1566 | let mut array = [2, 8, 8, 85]; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `ffpmsg` [INFO] [stdout] --> src/lib.rs:10:4 [INFO] [stdout] | [INFO] [stdout] 10 | fn ffpmsg(_m: &str) {} [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 27 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.14s [INFO] [stderr] Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/hcompress-0bf5af5559509921) [INFO] running `Command { std: "docker" "inspect" "65c23354cb500604de2cd4a28bc3f3d20bf5ebfc0a503f80f9226687c202bd1b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "65c23354cb500604de2cd4a28bc3f3d20bf5ebfc0a503f80f9226687c202bd1b", kill_on_drop: false }` [INFO] [stdout] 65c23354cb500604de2cd4a28bc3f3d20bf5ebfc0a503f80f9226687c202bd1b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] d07eeaef991ee16567d2c36ac0e4ba0f3dc979166f76ae60b7be8034f7c63a89 [INFO] running `Command { std: "docker" "start" "-a" "d07eeaef991ee16567d2c36ac0e4ba0f3dc979166f76ae60b7be8034f7c63a89", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `BufRead` [INFO] [stderr] --> src/lib2.rs:1:15 [INFO] [stderr] | [INFO] [stderr] 1 | use std::io::{BufRead, Cursor, Read}; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around assigned value [INFO] [stderr] --> src/lib2.rs:2085:14 [INFO] [stderr] | [INFO] [stderr] 2085 | let ii = (n / 2); [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 2085 - let ii = (n / 2); [INFO] [stderr] 2085 + let ii = n / 2; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around assigned value [INFO] [stderr] --> src/lib.rs:685:19 [INFO] [stderr] | [INFO] [stderr] 685 | b2.buffer2 |= (bits & mask[n as usize]); [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 685 - b2.buffer2 |= (bits & mask[n as usize]); [INFO] [stderr] 685 + b2.buffer2 |= bits & mask[n as usize]; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unused import: `Read` [INFO] [stderr] --> src/lib2.rs:1:32 [INFO] [stderr] | [INFO] [stderr] 1 | use std::io::{BufRead, Cursor, Read}; [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: value assigned to `s00` is never read [INFO] [stderr] --> src/lib.rs:151:17 [INFO] [stderr] | [INFO] [stderr] 151 | s00 += 1; [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `s10` is never read [INFO] [stderr] --> src/lib.rs:152:17 [INFO] [stderr] | [INFO] [stderr] 152 | s10 += 1; [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `k` is never read [INFO] [stderr] --> src/lib.rs:1069:13 [INFO] [stderr] | [INFO] [stderr] 1069 | k += 1; [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `k` is never read [INFO] [stderr] --> src/lib.rs:1140:13 [INFO] [stderr] | [INFO] [stderr] 1140 | k += 1; [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `bit2` is never read [INFO] [stderr] --> src/lib2.rs:343:9 [INFO] [stderr] | [INFO] [stderr] 343 | bit2 = bit1; [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `k` is never read [INFO] [stderr] --> src/lib2.rs:1719:13 [INFO] [stderr] | [INFO] [stderr] 1719 | k += 1; [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: function is never used: `ffpmsg` [INFO] [stderr] --> src/lib.rs:10:4 [INFO] [stderr] | [INFO] [stderr] 10 | fn ffpmsg(_m: &str) {} [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `hcompress` (lib) generated 11 warnings [INFO] [stderr] warning: unused imports: `fs::File`, `io::Write` [INFO] [stderr] --> src/lib.rs:1177:15 [INFO] [stderr] | [INFO] [stderr] 1177 | use std::{fs::File, io::Write}; [INFO] [stderr] | ^^^^^^^^ ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] help: consider adding a `#[cfg(test)]` to the containing module [INFO] [stderr] --> src/lib.rs:1176:1 [INFO] [stderr] | [INFO] [stderr] 1176 | mod tests { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `res` [INFO] [stderr] --> src/lib.rs:1206:13 [INFO] [stderr] | [INFO] [stderr] 1206 | let res = fits_hcompress(&mut input, 4, 4, 0, &mut output); [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_res` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `res` [INFO] [stderr] --> src/lib.rs:1237:13 [INFO] [stderr] | [INFO] [stderr] 1237 | let res = fits_hcompress(&mut input, 1, 10, 0, &mut output); [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_res` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `res` [INFO] [stderr] --> src/lib.rs:1272:13 [INFO] [stderr] | [INFO] [stderr] 1272 | let res = fits_hcompress(&mut input, 1, 12, 0, &mut output); [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_res` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `res` [INFO] [stderr] --> src/lib.rs:1307:13 [INFO] [stderr] | [INFO] [stderr] 1307 | let res = fits_hcompress(&mut input, 1, 16, 0, &mut output); [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_res` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `res` [INFO] [stderr] --> src/lib.rs:1346:13 [INFO] [stderr] | [INFO] [stderr] 1346 | let res = fits_hcompress(&mut input, 1, 82, 0, &mut output); [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_res` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `res` [INFO] [stderr] --> src/lib.rs:1381:13 [INFO] [stderr] | [INFO] [stderr] 1381 | let res = fits_hcompress(&mut input, 10, 1, 0, &mut output); [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_res` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `res` [INFO] [stderr] --> src/lib.rs:1415:13 [INFO] [stderr] | [INFO] [stderr] 1415 | let res = fits_hcompress(&mut input, 10, 1, 0, &mut output); [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_res` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `output` [INFO] [stderr] --> src/lib.rs:1463:17 [INFO] [stderr] | [INFO] [stderr] 1463 | let mut output: Vec = Vec::with_capacity(16); [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `output` [INFO] [stderr] --> src/lib.rs:1484:17 [INFO] [stderr] | [INFO] [stderr] 1484 | let mut output: Vec = Vec::with_capacity(16); [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `res` [INFO] [stderr] --> src/lib.rs:1505:13 [INFO] [stderr] | [INFO] [stderr] 1505 | let res = bufcopy(&mut a, nx * ny, &mut buffer, &mut b, bmax, &mut b3); [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_res` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `res` [INFO] [stderr] --> src/lib.rs:1514:13 [INFO] [stderr] | [INFO] [stderr] 1514 | let res = bufcopy(&mut a, nx * ny, &mut buffer, &mut b, bmax, &mut b3); [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_res` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `res` [INFO] [stderr] --> src/lib2.rs:2349:13 [INFO] [stderr] | [INFO] [stderr] 2349 | let res = hinv(&mut a[0..], nx, ny, smooth, scale); [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_res` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:1463:13 [INFO] [stderr] | [INFO] [stderr] 1463 | let mut output: Vec = Vec::with_capacity(16); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:1484:13 [INFO] [stderr] | [INFO] [stderr] 1484 | let mut output: Vec = Vec::with_capacity(16); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:1566:13 [INFO] [stderr] | [INFO] [stderr] 1566 | let mut array = [2, 8, 8, 85]; [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: `hcompress` (lib test) generated 27 warnings (11 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/hcompress-0bf5af5559509921) [INFO] [stdout] [INFO] [stdout] running 26 tests [INFO] [stdout] test lib2::tests::test_fits_decompress ... ok [INFO] [stdout] test lib2::tests::test_fits_decompress_strange2 ... ok [INFO] [stdout] test lib2::tests::test_fits_decompress_strange ... ok [INFO] [stdout] test lib2::tests::test_fits_decompress_strange3 ... ok [INFO] [stdout] test lib2::tests::test_fits_decompress_strange6 ... ok [INFO] [stdout] test lib2::tests::test_qtree_bitins ... ok [INFO] [stdout] test tests::test_bufcopy ... ok [INFO] [stdout] test tests::test_digitize_0_scale ... ok [INFO] [stdout] test tests::test_done_outputting_bits ... ok [INFO] [stdout] test lib2::tests::test_fits_decompress_strange4 ... ok [INFO] [stdout] test tests::test_fits_compress ... ok [INFO] [stdout] test tests::test_fits_compress_strange_input ... ok [INFO] [stdout] test tests::test_fits_compress_strange_input2 ... ok [INFO] [stdout] test tests::test_fits_compress_strange_input3 ... ok [INFO] [stdout] test tests::test_fits_compress_strange_input5 ... ok [INFO] [stdout] test tests::test_htrans ... ok [INFO] [stdout] test tests::test_fits_compress_strange_input6 ... ok [INFO] [stdout] test tests::test_output_nnybble ... ok [INFO] [stdout] test tests::test_output_nbits ... ok [INFO] [stdout] test tests::test_qtree_onebit ... ok [INFO] [stdout] test tests::test_fits_compress_strange_input4 ... ok [INFO] [stdout] test tests::test_qtree_onebit_edge ... ok [INFO] [stdout] test tests::test_output_nybble ... ok [INFO] [stdout] test lib2::tests::test_qread ... ok [INFO] [stdout] test lib2::tests::test_hinv ... ok [INFO] [stdout] test lib2::tests::test_input_nnybble ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 26 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Doc-tests hcompress [INFO] [stderr] warning: unnecessary parentheses around assigned value [INFO] [stderr] --> /opt/rustwide/workdir/src/lib2.rs:2085:14 [INFO] [stderr] | [INFO] [stderr] 2085 | let ii = (n / 2); [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 2085 - let ii = (n / 2); [INFO] [stderr] 2085 + let ii = n / 2; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around assigned value [INFO] [stderr] --> /opt/rustwide/workdir/src/lib.rs:685:19 [INFO] [stderr] | [INFO] [stderr] 685 | b2.buffer2 |= (bits & mask[n as usize]); [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 685 - b2.buffer2 |= (bits & mask[n as usize]); [INFO] [stderr] 685 + b2.buffer2 |= bits & mask[n as usize]; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stderr] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "d07eeaef991ee16567d2c36ac0e4ba0f3dc979166f76ae60b7be8034f7c63a89", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d07eeaef991ee16567d2c36ac0e4ba0f3dc979166f76ae60b7be8034f7c63a89", kill_on_drop: false }` [INFO] [stdout] d07eeaef991ee16567d2c36ac0e4ba0f3dc979166f76ae60b7be8034f7c63a89