[INFO] cloning repository https://github.com/daniel-china-sz/browscap-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/daniel-china-sz/browscap-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdaniel-china-sz%2Fbrowscap-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdaniel-china-sz%2Fbrowscap-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f240733341ac2de445e7a37832cb472db2e74b32
[INFO] checking daniel-china-sz/browscap-rs against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdaniel-china-sz%2Fbrowscap-rs" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/daniel-china-sz/browscap-rs
[INFO] finished tweaking git repo https://github.com/daniel-china-sz/browscap-rs
[INFO] tweaked toml for git repo https://github.com/daniel-china-sz/browscap-rs written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/daniel-china-sz/browscap-rs on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/daniel-china-sz/browscap-rs 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e85d79140a4b393a3caf70dbf3fb0f0438b5dc0ce8b180c6ff89862f848a082a
[INFO] running `Command { std: "docker" "start" "-a" "e85d79140a4b393a3caf70dbf3fb0f0438b5dc0ce8b180c6ff89862f848a082a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e85d79140a4b393a3caf70dbf3fb0f0438b5dc0ce8b180c6ff89862f848a082a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e85d79140a4b393a3caf70dbf3fb0f0438b5dc0ce8b180c6ff89862f848a082a", kill_on_drop: false }`
[INFO] [stdout] e85d79140a4b393a3caf70dbf3fb0f0438b5dc0ce8b180c6ff89862f848a082a
[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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f1954ec72557c8f2dbafb09de390c5ca683be0183482ee6be0cbe900f63a3ee6
[INFO] running `Command { std: "docker" "start" "-a" "f1954ec72557c8f2dbafb09de390c5ca683be0183482ee6be0cbe900f63a3ee6", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]     Checking regex-syntax v0.8.8
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking csv-core v0.1.12
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]     Checking ahash v0.8.12
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking funty v2.0.0
[INFO] [stderr]     Checking hashbrown v0.16.0
[INFO] [stderr]     Checking wyz v0.5.1
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]     Checking ustr v1.1.0
[INFO] [stderr]     Checking dashmap v6.1.0
[INFO] [stderr]     Checking bitvec v1.0.1
[INFO] [stderr]     Checking regex-automata v0.4.13
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]     Checking csv v1.3.1
[INFO] [stderr]     Checking regex v1.12.2
[INFO] [stderr]     Checking env_logger v0.9.3
[INFO] [stderr]     Checking browscap-rs v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<ustr::Ustr, Infallible>
[INFO] [stdout]    --> src/literal.rs:117:45
[INFO] [stdout]     |
[INFO] [stdout] 117 |         let joker = Literal::create_literal("d?f".parse().unwrap());
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `browscap-rs` (lib test) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused import: `log::debug`
[INFO] [stdout]  --> tests/file_batch_ua_test.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |     use log::debug;
[INFO] [stdout]   |         ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]  --> tests/file_batch_ua_test.rs:6:46
[INFO] [stdout]   |
[INFO] [stdout] 6 |     use std::io::{stdin, BufRead, BufReader, Read};
[INFO] [stdout]   |                                              ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `bitset_base64` is never used
[INFO] [stdout]  --> tests/bitvec_test.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub fn bitset_base64(bit_set: &BitVec) -> String {
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `i` is assigned to, but never used
[INFO] [stdout]   --> tests/file_batch_ua_test.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |         let mut i = 0;
[INFO] [stdout]    |             ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_i` instead
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `time`
[INFO] [stdout]   --> tests/file_batch_ua_test.rs:31:17
[INFO] [stdout]    |
[INFO] [stdout] 31 |             let time=timer.elapsed();
[INFO] [stdout]    |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_time`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `i` is never read
[INFO] [stdout]   --> tests/file_batch_ua_test.rs:19:13
[INFO] [stdout]    |
[INFO] [stdout] 19 |             i += 1;
[INFO] [stdout]    |             ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `i` is assigned to, but never used
[INFO] [stdout]   --> tests/file_batch_ua_test.rs:74:13
[INFO] [stdout]    |
[INFO] [stdout] 74 |         let mut i = 0;
[INFO] [stdout]    |             ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_i` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `i` is never read
[INFO] [stdout]   --> tests/file_batch_ua_test.rs:76:13
[INFO] [stdout]    |
[INFO] [stdout] 76 |             i += 1;
[INFO] [stdout]    |             ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f1954ec72557c8f2dbafb09de390c5ca683be0183482ee6be0cbe900f63a3ee6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1954ec72557c8f2dbafb09de390c5ca683be0183482ee6be0cbe900f63a3ee6", kill_on_drop: false }`
[INFO] [stdout] f1954ec72557c8f2dbafb09de390c5ca683be0183482ee6be0cbe900f63a3ee6