[INFO] cloning repository https://github.com/to4to/rust-compress [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/to4to/rust-compress" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fto4to%2Frust-compress", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fto4to%2Frust-compress'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 47714d01671047d7dd47db8ead212e062994b2a5 [INFO] testing to4to/rust-compress against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fto4to%2Frust-compress" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/to4to/rust-compress [INFO] finished tweaking git repo https://github.com/to4to/rust-compress [INFO] tweaked toml for git repo https://github.com/to4to/rust-compress written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/to4to/rust-compress on toolchain b83b707f97d809763b7861afa7638871f3339a33 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/to4to/rust-compress already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5a9ab213899425e5fb415897590fd61e9c268b7f47a9516db1513ec86d0e202e [INFO] running `Command { std: "docker" "start" "-a" "5a9ab213899425e5fb415897590fd61e9c268b7f47a9516db1513ec86d0e202e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5a9ab213899425e5fb415897590fd61e9c268b7f47a9516db1513ec86d0e202e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5a9ab213899425e5fb415897590fd61e9c268b7f47a9516db1513ec86d0e202e", kill_on_drop: false }` [INFO] [stdout] 5a9ab213899425e5fb415897590fd61e9c268b7f47a9516db1513ec86d0e202e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1c2dc4485d41e577292356e980a105f581c5820baab3f9e19c7693446e7bcfed [INFO] running `Command { std: "docker" "start" "-a" "1c2dc4485d41e577292356e980a105f581c5820baab3f9e19c7693446e7bcfed", kill_on_drop: false }` [INFO] [stderr] Compiling crc32fast v1.4.0 [INFO] [stderr] Compiling miniz_oxide v0.7.2 [INFO] [stderr] Compiling flate2 v1.0.30 [INFO] [stderr] Compiling rust-compress v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `input` [INFO] [stdout] --> src/main.rs:19:9 [INFO] [stdout] | [INFO] [stdout] 19 | let mut input=BufReader::new(File::open(args().nth(1).unwrap()).unwrap()); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_input` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `encoder` [INFO] [stdout] --> src/main.rs:21:13 [INFO] [stdout] | [INFO] [stdout] 21 | let mut encoder =GzEncoder::new(output,Compression::default()); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_encoder` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | let mut input=BufReader::new(File::open(args().nth(1).unwrap()).unwrap()); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:21:9 [INFO] [stdout] | [INFO] [stdout] 21 | let mut encoder =GzEncoder::new(output,Compression::default()); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.79s [INFO] running `Command { std: "docker" "inspect" "1c2dc4485d41e577292356e980a105f581c5820baab3f9e19c7693446e7bcfed", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1c2dc4485d41e577292356e980a105f581c5820baab3f9e19c7693446e7bcfed", kill_on_drop: false }` [INFO] [stdout] 1c2dc4485d41e577292356e980a105f581c5820baab3f9e19c7693446e7bcfed [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3d9e458ad37566e512f49a4739c115170f7230cb3a10645ba4659d41d64caf62 [INFO] running `Command { std: "docker" "start" "-a" "3d9e458ad37566e512f49a4739c115170f7230cb3a10645ba4659d41d64caf62", kill_on_drop: false }` [INFO] [stderr] Compiling rust-compress v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `input` [INFO] [stdout] --> src/main.rs:19:9 [INFO] [stdout] | [INFO] [stdout] 19 | let mut input=BufReader::new(File::open(args().nth(1).unwrap()).unwrap()); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_input` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `encoder` [INFO] [stdout] --> src/main.rs:21:13 [INFO] [stdout] | [INFO] [stdout] 21 | let mut encoder =GzEncoder::new(output,Compression::default()); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_encoder` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | let mut input=BufReader::new(File::open(args().nth(1).unwrap()).unwrap()); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:21:9 [INFO] [stdout] | [INFO] [stdout] 21 | let mut encoder =GzEncoder::new(output,Compression::default()); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.35s [INFO] running `Command { std: "docker" "inspect" "3d9e458ad37566e512f49a4739c115170f7230cb3a10645ba4659d41d64caf62", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3d9e458ad37566e512f49a4739c115170f7230cb3a10645ba4659d41d64caf62", kill_on_drop: false }` [INFO] [stdout] 3d9e458ad37566e512f49a4739c115170f7230cb3a10645ba4659d41d64caf62 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 878556ba1df9874e8a6adb7e03c8ccbfe6be12caa2f170f5e5e58d9107adf7bd [INFO] running `Command { std: "docker" "start" "-a" "878556ba1df9874e8a6adb7e03c8ccbfe6be12caa2f170f5e5e58d9107adf7bd", kill_on_drop: false }` [INFO] [stderr] warning: unused variable: `input` [INFO] [stderr] --> src/main.rs:19:9 [INFO] [stderr] | [INFO] [stderr] 19 | let mut input=BufReader::new(File::open(args().nth(1).unwrap()).unwrap()); [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_input` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `encoder` [INFO] [stderr] --> src/main.rs:21:13 [INFO] [stderr] | [INFO] [stderr] 21 | let mut encoder =GzEncoder::new(output,Compression::default()); [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_encoder` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:19:5 [INFO] [stderr] | [INFO] [stderr] 19 | let mut input=BufReader::new(File::open(args().nth(1).unwrap()).unwrap()); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:21:9 [INFO] [stderr] | [INFO] [stderr] 21 | let mut encoder =GzEncoder::new(output,Compression::default()); [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: `rust-compress` (bin "rust-compress" test) generated 4 warnings (run `cargo fix --bin "rust-compress" --tests` to apply 2 suggestions) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_compress-13a5e324bfc15c10) [INFO] [stdout] [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" "878556ba1df9874e8a6adb7e03c8ccbfe6be12caa2f170f5e5e58d9107adf7bd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "878556ba1df9874e8a6adb7e03c8ccbfe6be12caa2f170f5e5e58d9107adf7bd", kill_on_drop: false }` [INFO] [stdout] 878556ba1df9874e8a6adb7e03c8ccbfe6be12caa2f170f5e5e58d9107adf7bd