[INFO] fetching crate ricecomp 0.4.1...
[INFO] testing ricecomp-0.4.1 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate ricecomp 0.4.1 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate ricecomp 0.4.1
[INFO] finished tweaking crates.io crate ricecomp 0.4.1
[INFO] tweaked toml for crates.io crate ricecomp 0.4.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ricecomp 0.4.1 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 crates.io crate ricecomp 0.4.1 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] f87d81f17f9bf0754bb5295716f638168579d405fde4fe8860c3989761448e55
[INFO] running `Command { std: "docker" "start" "-a" "f87d81f17f9bf0754bb5295716f638168579d405fde4fe8860c3989761448e55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f87d81f17f9bf0754bb5295716f638168579d405fde4fe8860c3989761448e55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f87d81f17f9bf0754bb5295716f638168579d405fde4fe8860c3989761448e55", kill_on_drop: false }`
[INFO] [stdout] f87d81f17f9bf0754bb5295716f638168579d405fde4fe8860c3989761448e55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 8cf74074e7a4b38e1325080f08457e0026b6a2cb71f80b5879d1c8cac4863747
[INFO] running `Command { std: "docker" "start" "-a" "8cf74074e7a4b38e1325080f08457e0026b6a2cb71f80b5879d1c8cac4863747", kill_on_drop: false }`
[INFO] [stderr]    Compiling ricecomp v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/read.rs:92:12
[INFO] [stdout]    |
[INFO] [stdout] 92 |         if (input.len() < 4) {
[INFO] [stdout]    |            ^               ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 92 -         if (input.len() < 4) {
[INFO] [stdout] 92 +         if input.len() < 4 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "8cf74074e7a4b38e1325080f08457e0026b6a2cb71f80b5879d1c8cac4863747", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8cf74074e7a4b38e1325080f08457e0026b6a2cb71f80b5879d1c8cac4863747", kill_on_drop: false }`
[INFO] [stdout] 8cf74074e7a4b38e1325080f08457e0026b6a2cb71f80b5879d1c8cac4863747
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 7ce050fb54fe38f47eaba4352a45f07a6cc166c2b6a018cb2036cbeefb56e648
[INFO] running `Command { std: "docker" "start" "-a" "7ce050fb54fe38f47eaba4352a45f07a6cc166c2b6a018cb2036cbeefb56e648", kill_on_drop: false }`
[INFO] [stderr]    Compiling ricecomp v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/read.rs:92:12
[INFO] [stdout]    |
[INFO] [stdout] 92 |         if (input.len() < 4) {
[INFO] [stdout]    |            ^               ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 92 -         if (input.len() < 4) {
[INFO] [stdout] 92 +         if input.len() < 4 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/read.rs:92:12
[INFO] [stdout]    |
[INFO] [stdout] 92 |         if (input.len() < 4) {
[INFO] [stdout]    |            ^               ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 92 -         if (input.len() < 4) {
[INFO] [stdout] 92 +         if input.len() < 4 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `Command { std: "docker" "inspect" "7ce050fb54fe38f47eaba4352a45f07a6cc166c2b6a018cb2036cbeefb56e648", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ce050fb54fe38f47eaba4352a45f07a6cc166c2b6a018cb2036cbeefb56e648", kill_on_drop: false }`
[INFO] [stdout] 7ce050fb54fe38f47eaba4352a45f07a6cc166c2b6a018cb2036cbeefb56e648
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 06306512a7cda822900bf11f404973ae02fe57e702a82818d05ac6a9913e5f11
[INFO] running `Command { std: "docker" "start" "-a" "06306512a7cda822900bf11f404973ae02fe57e702a82818d05ac6a9913e5f11", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> src/read.rs:92:12
[INFO] [stderr]    |
[INFO] [stderr] 92 |         if (input.len() < 4) {
[INFO] [stderr]    |            ^               ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 92 -         if (input.len() < 4) {
[INFO] [stderr] 92 +         if input.len() < 4 {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: `ricecomp` (lib) generated 1 warning (run `cargo fix --lib -p ricecomp` to apply 1 suggestion)
[INFO] [stderr] warning: `ricecomp` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ricecomp-f1ea27b487033455)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::decode_short_works ... ok
[INFO] [stdout] test tests::decode_int_works ... ok
[INFO] [stdout] test tests::decode_byte_works ... ok
[INFO] [stdout] test tests::encode_int_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ricecomp
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> src/read.rs:92:12
[INFO] [stderr]    |
[INFO] [stderr] 92 |         if (input.len() < 4) {
[INFO] [stderr]    |            ^               ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 92 -         if (input.len() < 4) {
[INFO] [stderr] 92 +         if input.len() < 4 {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[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" "06306512a7cda822900bf11f404973ae02fe57e702a82818d05ac6a9913e5f11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06306512a7cda822900bf11f404973ae02fe57e702a82818d05ac6a9913e5f11", kill_on_drop: false }`
[INFO] [stdout] 06306512a7cda822900bf11f404973ae02fe57e702a82818d05ac6a9913e5f11