[INFO] fetching crate neutils 0.1.1...
[INFO] testing neutils-0.1.1 against 1.91.0 for beta-1.92-2
[INFO] extracting crate neutils 0.1.1 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate neutils 0.1.1
[INFO] finished tweaking crates.io crate neutils 0.1.1
[INFO] tweaked toml for crates.io crate neutils 0.1.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate neutils 0.1.1 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 14 packages to latest compatible versions
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1cafad085bdf652d40978523d81f0ab3faa8bfb28c2b81a6f4b1e9240cd80411
[INFO] running `Command { std: "docker" "start" "-a" "1cafad085bdf652d40978523d81f0ab3faa8bfb28c2b81a6f4b1e9240cd80411", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1cafad085bdf652d40978523d81f0ab3faa8bfb28c2b81a6f4b1e9240cd80411", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cafad085bdf652d40978523d81f0ab3faa8bfb28c2b81a6f4b1e9240cd80411", kill_on_drop: false }`
[INFO] [stdout] 1cafad085bdf652d40978523d81f0ab3faa8bfb28c2b81a6f4b1e9240cd80411
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d3b7091da7ae1006ca9f7051ab6d0c21939a10dc7246101081e8e7901d8aa511
[INFO] running `Command { std: "docker" "start" "-a" "d3b7091da7ae1006ca9f7051ab6d0c21939a10dc7246101081e8e7901d8aa511", kill_on_drop: false }`
[INFO] [stderr]    Compiling neutils v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `destination`
[INFO] [stdout]   --> src/fair_queue.rs:61:22
[INFO] [stdout]    |
[INFO] [stdout] 61 |         if let Some((destination, queue)) = self.get_next_queue() {
[INFO] [stdout]    |                      ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_destination`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "d3b7091da7ae1006ca9f7051ab6d0c21939a10dc7246101081e8e7901d8aa511", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3b7091da7ae1006ca9f7051ab6d0c21939a10dc7246101081e8e7901d8aa511", kill_on_drop: false }`
[INFO] [stdout] d3b7091da7ae1006ca9f7051ab6d0c21939a10dc7246101081e8e7901d8aa511
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 80facb5dde5bd9cda02ebf9392a4b5a2cdc01611e04d8dad8d727d9437e2d2b2
[INFO] running `Command { std: "docker" "start" "-a" "80facb5dde5bd9cda02ebf9392a4b5a2cdc01611e04d8dad8d727d9437e2d2b2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stdout] warning: unused variable: `destination`
[INFO] [stdout]   --> src/fair_queue.rs:61:22
[INFO] [stdout]    |
[INFO] [stdout] 61 |         if let Some((destination, queue)) = self.get_next_queue() {
[INFO] [stdout]    |                      ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_destination`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling neutils v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `destination`
[INFO] [stdout]   --> src/fair_queue.rs:61:22
[INFO] [stdout]    |
[INFO] [stdout] 61 |         if let Some((destination, queue)) = self.get_next_queue() {
[INFO] [stdout]    |                      ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_destination`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rng`
[INFO] [stdout]   --> src/lib.rs:41:17
[INFO] [stdout]    |
[INFO] [stdout] 41 |         let mut rng = rand::thread_rng();
[INFO] [stdout]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_rng`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lib.rs:41:13
[INFO] [stdout]    |
[INFO] [stdout] 41 |         let mut rng = rand::thread_rng();
[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] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.52s
[INFO] running `Command { std: "docker" "inspect" "80facb5dde5bd9cda02ebf9392a4b5a2cdc01611e04d8dad8d727d9437e2d2b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80facb5dde5bd9cda02ebf9392a4b5a2cdc01611e04d8dad8d727d9437e2d2b2", kill_on_drop: false }`
[INFO] [stdout] 80facb5dde5bd9cda02ebf9392a4b5a2cdc01611e04d8dad8d727d9437e2d2b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 615557fd6aa9b1fc3aa148f437f72de3eda5b25388cda6bd4bb91f5d1216a220
[INFO] running `Command { std: "docker" "start" "-a" "615557fd6aa9b1fc3aa148f437f72de3eda5b25388cda6bd4bb91f5d1216a220", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `destination`
[INFO] [stderr]   --> src/fair_queue.rs:61:22
[INFO] [stderr]    |
[INFO] [stderr] 61 |         if let Some((destination, queue)) = self.get_next_queue() {
[INFO] [stderr]    |                      ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_destination`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `neutils` (lib) generated 1 warning
[INFO] [stderr] warning: unused variable: `rng`
[INFO] [stderr]   --> src/lib.rs:41:17
[INFO] [stderr]    |
[INFO] [stderr] 41 |         let mut rng = rand::thread_rng();
[INFO] [stderr]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_rng`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/lib.rs:41:13
[INFO] [stderr]    |
[INFO] [stderr] 41 |         let mut rng = rand::thread_rng();
[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: `neutils` (lib test) generated 3 warnings (1 duplicate) (run `cargo fix --lib -p neutils --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/neutils-28c8f98d8b0fd996)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test ... ok
[INFO] [stderr]    Doc-tests neutils
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 32.15s
[INFO] [stdout] 
[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" "615557fd6aa9b1fc3aa148f437f72de3eda5b25388cda6bd4bb91f5d1216a220", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "615557fd6aa9b1fc3aa148f437f72de3eda5b25388cda6bd4bb91f5d1216a220", kill_on_drop: false }`
[INFO] [stdout] 615557fd6aa9b1fc3aa148f437f72de3eda5b25388cda6bd4bb91f5d1216a220
