[INFO] cloning repository https://github.com/irfn/qb-macarons
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/irfn/qb-macarons" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Firfn%2Fqb-macarons", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Firfn%2Fqb-macarons'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1fa521edac89af4865d5c2f7f1dad66d6a425f3a
[INFO] checking irfn/qb-macarons against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Firfn%2Fqb-macarons" "/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/irfn/qb-macarons
[INFO] finished tweaking git repo https://github.com/irfn/qb-macarons
[INFO] tweaked toml for git repo https://github.com/irfn/qb-macarons written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/irfn/qb-macarons on toolchain b1f2594eac607c1f051534800237eeedb5590a49
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/irfn/qb-macarons 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" "+b1f2594eac607c1f051534800237eeedb5590a49" "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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b5a9c9ba1305edd3e75575df377bb6375a5f3db2bd2c8130bdcef970b03daad7
[INFO] running `Command { std: "docker" "start" "-a" "b5a9c9ba1305edd3e75575df377bb6375a5f3db2bd2c8130bdcef970b03daad7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b5a9c9ba1305edd3e75575df377bb6375a5f3db2bd2c8130bdcef970b03daad7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5a9c9ba1305edd3e75575df377bb6375a5f3db2bd2c8130bdcef970b03daad7", kill_on_drop: false }`
[INFO] [stdout] b5a9c9ba1305edd3e75575df377bb6375a5f3db2bd2c8130bdcef970b03daad7
[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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f46ceb68f3bfd74e4605165c3e34b4556dced2f5a39482d31addca0162ee63f3
[INFO] running `Command { std: "docker" "start" "-a" "f46ceb68f3bfd74e4605165c3e34b4556dced2f5a39482d31addca0162ee63f3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling libsqlite3-sys v0.17.1
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking lru-cache v0.1.2
[INFO] [stderr]     Checking regex-syntax v0.6.16
[INFO] [stderr]     Checking fallible-iterator v0.2.0
[INFO] [stderr]     Checking aho-corasick v0.7.9
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking rusqlite v0.21.0
[INFO] [stderr]     Checking regex v1.3.4
[INFO] [stderr]     Checking qb-macarons v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: for loop over a `Result`. This is more readably written as an `if let` statement
[INFO] [stdout]   --> src/main.rs:56:20
[INFO] [stdout]    |
[INFO] [stdout] 56 |         for dom in preview_clear_cookies(&mut conn, filtered) {
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(for_loops_over_fallibles)]` on by default
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]    |
[INFO] [stdout] 56 -         for dom in preview_clear_cookies(&mut conn, filtered) {
[INFO] [stdout] 56 +         while let Ok(dom) = preview_clear_cookies(&mut conn, filtered) {
[INFO] [stdout]    |
[INFO] [stdout] help: consider unwrapping the `Result` with `?` to iterate over its contents
[INFO] [stdout]    |
[INFO] [stdout] 56 |         for dom in preview_clear_cookies(&mut conn, filtered)? {
[INFO] [stdout]    |                                                              +
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]    |
[INFO] [stdout] 56 -         for dom in preview_clear_cookies(&mut conn, filtered) {
[INFO] [stdout] 56 +         if let Ok(dom) = preview_clear_cookies(&mut conn, filtered) {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `Result`. This is more readably written as an `if let` statement
[INFO] [stdout]   --> src/main.rs:56:20
[INFO] [stdout]    |
[INFO] [stdout] 56 |         for dom in preview_clear_cookies(&mut conn, filtered) {
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(for_loops_over_fallibles)]` on by default
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]    |
[INFO] [stdout] 56 -         for dom in preview_clear_cookies(&mut conn, filtered) {
[INFO] [stdout] 56 +         while let Ok(dom) = preview_clear_cookies(&mut conn, filtered) {
[INFO] [stdout]    |
[INFO] [stdout] help: consider unwrapping the `Result` with `?` to iterate over its contents
[INFO] [stdout]    |
[INFO] [stdout] 56 |         for dom in preview_clear_cookies(&mut conn, filtered)? {
[INFO] [stdout]    |                                                              +
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]    |
[INFO] [stdout] 56 -         for dom in preview_clear_cookies(&mut conn, filtered) {
[INFO] [stdout] 56 +         if let Ok(dom) = preview_clear_cookies(&mut conn, filtered) {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.88s
[INFO] running `Command { std: "docker" "inspect" "f46ceb68f3bfd74e4605165c3e34b4556dced2f5a39482d31addca0162ee63f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f46ceb68f3bfd74e4605165c3e34b4556dced2f5a39482d31addca0162ee63f3", kill_on_drop: false }`
[INFO] [stdout] f46ceb68f3bfd74e4605165c3e34b4556dced2f5a39482d31addca0162ee63f3