[INFO] fetching crate hors 0.8.2... [INFO] building hors-0.8.2 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2 [INFO] extracting crate hors 0.8.2 into /workspace/builds/worker-0-tc2/source [INFO] started tweaking crates.io crate hors 0.8.2 [INFO] finished tweaking crates.io crate hors 0.8.2 [INFO] tweaked toml for crates.io crate hors 0.8.2 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate hors 0.8.2 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate hors 0.8.2 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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 07d9b17d81189079ba826451273c0e06afdc7cb29d4866d3adb914f7c198c60b [INFO] running `Command { std: "docker" "start" "-a" "07d9b17d81189079ba826451273c0e06afdc7cb29d4866d3adb914f7c198c60b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "07d9b17d81189079ba826451273c0e06afdc7cb29d4866d3adb914f7c198c60b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "07d9b17d81189079ba826451273c0e06afdc7cb29d4866d3adb914f7c198c60b", kill_on_drop: false }` [INFO] [stdout] 07d9b17d81189079ba826451273c0e06afdc7cb29d4866d3adb914f7c198c60b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3e2f908ca4fea0ce8bb2cbda730ca11dfed1d16db92abc0d45d59a33d4b8b112 [INFO] running `Command { std: "docker" "start" "-a" "3e2f908ca4fea0ce8bb2cbda730ca11dfed1d16db92abc0d45d59a33d4b8b112", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.89 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.64 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling serde_derive v1.0.124 [INFO] [stderr] Compiling serde v1.0.124 [INFO] [stderr] Compiling cc v1.0.67 [INFO] [stderr] Compiling itoa v0.4.7 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling siphasher v0.3.3 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Compiling pin-project-lite v0.2.6 [INFO] [stderr] Compiling bytes v1.0.1 [INFO] [stderr] Compiling tokio v1.3.0 [INFO] [stderr] Compiling indexmap v1.6.2 [INFO] [stderr] Compiling futures-core v0.3.13 [INFO] [stderr] Compiling phf_shared v0.8.0 [INFO] [stderr] Compiling standback v0.2.15 [INFO] [stderr] Compiling new_debug_unreachable v1.0.4 [INFO] [stderr] Compiling once_cell v1.7.2 [INFO] [stderr] Compiling untrusted v0.7.1 [INFO] [stderr] Compiling matches v0.1.8 [INFO] [stderr] Compiling spin v0.5.2 [INFO] [stderr] Compiling tinyvec_macros v0.1.0 [INFO] [stderr] Compiling percent-encoding v2.1.0 [INFO] [stderr] Compiling mac v0.1.1 [INFO] [stderr] Compiling utf-8 v0.7.5 [INFO] [stderr] Compiling const_fn v0.4.5 [INFO] [stderr] Compiling tinyvec v1.1.1 [INFO] [stderr] Compiling precomputed-hash v0.1.1 [INFO] [stderr] Compiling futf v0.1.4 [INFO] [stderr] Compiling futures-task v0.3.13 [INFO] [stderr] Compiling slab v0.4.2 [INFO] [stderr] Compiling base64 v0.13.0 [INFO] [stderr] Compiling unicode-bidi v0.3.4 [INFO] [stderr] Compiling phf v0.8.0 [INFO] [stderr] Compiling tracing-core v0.1.17 [INFO] [stderr] Compiling form_urlencoded v1.0.1 [INFO] [stderr] Compiling tendril v0.4.2 [INFO] [stderr] Compiling http v0.2.3 [INFO] [stderr] Compiling time v0.2.26 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling httparse v1.3.5 [INFO] [stderr] Compiling futures-sink v0.3.13 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling getrandom v0.2.2 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling cookie v0.14.4 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling try-lock v0.2.3 [INFO] [stderr] Compiling futures-channel v0.3.13 [INFO] [stderr] Compiling want v0.3.0 [INFO] [stderr] Compiling mio v0.7.10 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling unicode-normalization v0.1.17 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling tracing v0.1.25 [INFO] [stderr] Compiling ring v0.16.20 [INFO] [stderr] Compiling onig_sys v69.6.0 [INFO] [stderr] Compiling flate2 v1.0.20 [INFO] [stderr] Compiling socket2 v0.3.19 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand_pcg v0.2.1 [INFO] [stderr] Compiling time v0.1.43 [INFO] [stderr] Compiling tower-service v0.3.1 [INFO] [stderr] Compiling httpdate v0.3.2 [INFO] [stderr] Compiling encoding_rs v0.8.28 [INFO] [stderr] Compiling regex-syntax v0.6.23 [INFO] [stderr] Compiling unicode-segmentation v1.7.1 [INFO] [stderr] Compiling safemem v0.3.3 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling line-wrap v0.1.1 [INFO] [stderr] Compiling rand_core v0.6.2 [INFO] [stderr] Compiling chrono v0.4.19 [INFO] [stderr] Compiling ansi_colours v1.0.2 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling idna v0.2.2 [INFO] [stderr] Compiling aho-corasick v0.7.15 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling linked-hash-map v0.5.4 [INFO] [stderr] Compiling textwrap v0.12.1 [INFO] [stderr] Compiling heck v0.3.2 [INFO] [stderr] Compiling url v2.2.1 [INFO] [stderr] Compiling walkdir v2.3.1 [INFO] [stderr] Compiling rand_chacha v0.3.0 [INFO] [stderr] Compiling dirs-sys v0.3.5 [INFO] [stderr] Compiling strsim v0.10.0 [INFO] [stderr] Compiling yaml-rust v0.4.5 [INFO] [stderr] Compiling ipnet v2.3.0 [INFO] [stderr] Compiling mime v0.3.16 [INFO] [stderr] Compiling publicsuffix v1.5.6 [INFO] [stderr] Compiling lazycell v1.3.0 [INFO] [stderr] Compiling http-body v0.4.0 [INFO] [stderr] Compiling os_str_bytes v2.4.0 [INFO] [stderr] Compiling directories v3.0.1 [INFO] [stderr] Compiling rand v0.8.3 [INFO] [stderr] Compiling base64 v0.12.3 [INFO] [stderr] Compiling phf_generator v0.8.0 [INFO] [stderr] Compiling string_cache_codegen v0.5.1 [INFO] [stderr] Compiling phf_codegen v0.8.0 [INFO] [stderr] Compiling regex v1.4.5 [INFO] [stderr] Compiling env_logger v0.8.3 [INFO] [stderr] Compiling webpki v0.21.4 [INFO] [stderr] Compiling sct v0.6.0 [INFO] [stderr] Compiling rustls v0.19.0 [INFO] [stderr] Compiling webpki-roots v0.21.0 [INFO] [stderr] Compiling tokio-macros v1.1.0 [INFO] [stderr] Compiling futures-macro v0.3.13 [INFO] [stderr] Compiling time-macros-impl v0.1.1 [INFO] [stderr] Compiling html5ever v0.25.1 [INFO] [stderr] Compiling pin-project-internal v1.0.5 [INFO] [stderr] Compiling thiserror-impl v1.0.24 [INFO] [stderr] Compiling clap_derive v3.0.0-beta.2 [INFO] [stderr] Compiling onig v6.1.1 [INFO] [stderr] Compiling futures-util v0.3.13 [INFO] [stderr] Compiling thiserror v1.0.24 [INFO] [stderr] Compiling time-macros v0.1.1 [INFO] [stderr] Compiling pin-project v1.0.5 [INFO] [stderr] Compiling clap v3.0.0-beta.2 [INFO] [stderr] Compiling tokio-util v0.6.4 [INFO] [stderr] Compiling tokio-rustls v0.22.0 [INFO] [stderr] Compiling async-compression v0.3.7 [INFO] [stderr] Compiling tokio-socks v0.5.1 [INFO] [stderr] Compiling h2 v0.3.1 [INFO] [stderr] Compiling string_cache v0.8.1 [INFO] [stderr] Compiling bincode v1.3.2 [INFO] [stderr] Compiling serde_urlencoded v0.7.0 [INFO] [stderr] Compiling plist v1.1.0 [INFO] [stderr] Compiling toml v0.5.8 [INFO] [stderr] Compiling cookie_store v0.12.0 [INFO] [stderr] Compiling syntect v4.5.0 [INFO] [stderr] Compiling markup5ever v0.10.0 [INFO] [stderr] Compiling hyper v0.14.4 [INFO] [stderr] Compiling hyper-rustls v0.22.1 [INFO] [stderr] Compiling reqwest v0.11.2 [INFO] [stderr] Compiling xml5ever v0.16.1 [INFO] [stderr] Compiling markup5ever_rcdom v0.1.0 [INFO] [stderr] Compiling select v0.5.0 [INFO] [stderr] Compiling hors v0.8.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: fields `quota_max` and `quota_remaining` are never read [INFO] [stdout] --> src/engine/stackoverflow.rs:38:5 [INFO] [stdout] | [INFO] [stdout] 36 | struct Questions { [INFO] [stdout] | --------- fields in this struct [INFO] [stdout] 37 | items: Vec, [INFO] [stdout] 38 | quota_max: u16, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 39 | quota_remaining: u16, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Questions` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/answer/precious.rs:153:23 [INFO] [stdout] | [INFO] [stdout] 153 | fn select_answer(doc: &Document) -> Option { [INFO] [stdout] | ^^^^^^^^^ ^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 153 | fn select_answer(doc: &Document) -> Option> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 05s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: html5ever v0.25.1, xml5ever v0.16.1 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "3e2f908ca4fea0ce8bb2cbda730ca11dfed1d16db92abc0d45d59a33d4b8b112", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3e2f908ca4fea0ce8bb2cbda730ca11dfed1d16db92abc0d45d59a33d4b8b112", kill_on_drop: false }` [INFO] [stdout] 3e2f908ca4fea0ce8bb2cbda730ca11dfed1d16db92abc0d45d59a33d4b8b112 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0d7cad729fed7eea37efc51c99ce168b7a5d53f4a518b1bbc604e1884b9f60b6 [INFO] running `Command { std: "docker" "start" "-a" "0d7cad729fed7eea37efc51c99ce168b7a5d53f4a518b1bbc604e1884b9f60b6", kill_on_drop: false }` [INFO] [stderr] Compiling hors v0.8.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: fields `quota_max` and `quota_remaining` are never read [INFO] [stdout] --> src/engine/stackoverflow.rs:38:5 [INFO] [stdout] | [INFO] [stdout] 36 | struct Questions { [INFO] [stdout] | --------- fields in this struct [INFO] [stdout] 37 | items: Vec, [INFO] [stdout] 38 | quota_max: u16, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 39 | quota_remaining: u16, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Questions` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/answer/precious.rs:153:23 [INFO] [stdout] | [INFO] [stdout] 153 | fn select_answer(doc: &Document) -> Option { [INFO] [stdout] | ^^^^^^^^^ ^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 153 | fn select_answer(doc: &Document) -> Option> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/answer/precious.rs:153:23 [INFO] [stdout] | [INFO] [stdout] 153 | fn select_answer(doc: &Document) -> Option { [INFO] [stdout] | ^^^^^^^^^ ^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 153 | fn select_answer(doc: &Document) -> Option> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `quota_max` and `quota_remaining` are never read [INFO] [stdout] --> src/engine/stackoverflow.rs:38:5 [INFO] [stdout] | [INFO] [stdout] 36 | struct Questions { [INFO] [stdout] | --------- fields in this struct [INFO] [stdout] 37 | items: Vec, [INFO] [stdout] 38 | quota_max: u16, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 39 | quota_remaining: u16, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Questions` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 3.18s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: html5ever v0.25.1, xml5ever v0.16.1 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "0d7cad729fed7eea37efc51c99ce168b7a5d53f4a518b1bbc604e1884b9f60b6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0d7cad729fed7eea37efc51c99ce168b7a5d53f4a518b1bbc604e1884b9f60b6", kill_on_drop: false }` [INFO] [stdout] 0d7cad729fed7eea37efc51c99ce168b7a5d53f4a518b1bbc604e1884b9f60b6