[INFO] fetching crate lewp 0.3.0...
[INFO] testing lewp-0.3.0 against try#bd7d74411512a3dd3b35d2f699c51dd2557c7e7e+cargoflags=-Zbuild-dir-new-layout for pr-149852-1
[INFO] extracting crate lewp 0.3.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate lewp 0.3.0
[INFO] finished tweaking crates.io crate lewp 0.3.0
[INFO] tweaked toml for crates.io crate lewp 0.3.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate lewp 0.3.0 on toolchain bd7d74411512a3dd3b35d2f699c51dd2557c7e7e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate lewp 0.3.0 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" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6c5a02c20edd32343cd5ffd3c5877a9cd191f75cdd8e526036e138cf9e887ceb
[INFO] running `Command { std: "docker" "start" "-a" "6c5a02c20edd32343cd5ffd3c5877a9cd191f75cdd8e526036e138cf9e887ceb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6c5a02c20edd32343cd5ffd3c5877a9cd191f75cdd8e526036e138cf9e887ceb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c5a02c20edd32343cd5ffd3c5877a9cd191f75cdd8e526036e138cf9e887ceb", kill_on_drop: false }`
[INFO] [stdout] 6c5a02c20edd32343cd5ffd3c5877a9cd191f75cdd8e526036e138cf9e887ceb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "build" "--frozen" "--message-format=json" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] 20452038d5c646bd1caea6a6ab5a6a4102b416fb9af76969a06b84a1fa30c62d
[INFO] running `Command { std: "docker" "start" "-a" "20452038d5c646bd1caea6a6ab5a6a4102b416fb9af76969a06b84a1fa30c62d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling siphasher v0.3.7
[INFO] [stderr]    Compiling ppv-lite86 v0.2.15
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling smallvec v1.7.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling mac v0.1.1
[INFO] [stderr]    Compiling lock_api v0.4.5
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling futf v0.1.4
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling dtoa v0.4.8
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling tendril v0.4.2
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling dtoa-short v0.3.3
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling matches v0.1.9
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling servo_arc v0.1.1
[INFO] [stderr]    Compiling phf v0.7.24
[INFO] [stderr]    Compiling charsets v0.2.0
[INFO] [stderr]    Compiling ordermap v0.2.13
[INFO] [stderr]    Compiling langtag v0.2.0
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling pathdiff v0.2.1
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling string_cache_codegen v0.5.1
[INFO] [stderr]    Compiling lewp-selectors v0.23.1
[INFO] [stderr]    Compiling markup5ever v0.10.1
[INFO] [stderr]    Compiling phf_macros v0.7.24
[INFO] [stderr]    Compiling string_cache v0.8.2
[INFO] [stderr]    Compiling phf_macros v0.8.0
[INFO] [stderr]    Compiling html5ever v0.25.1
[INFO] [stderr]    Compiling cssparser v0.29.0
[INFO] [stderr]    Compiling cssparser-macros v0.6.0
[INFO] [stderr]    Compiling derive_more v0.99.16
[INFO] [stderr]    Compiling phf v0.8.0
[INFO] [stderr]    Compiling xml5ever v0.16.2
[INFO] [stderr]    Compiling markup5ever_rcdom v0.1.0
[INFO] [stderr]    Compiling lewp-html v0.1.0
[INFO] [stderr]    Compiling lewp-css v0.1.22
[INFO] [stderr]    Compiling lewp v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `crate::LewpError` and `rc::Rc`
[INFO] [stdout]  --> src/module/runtime.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     crate::LewpError,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 5 |     std::{cell::RefCell, collections::HashMap, rc::Rc},
[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 variable: `params`
[INFO] [stdout]   --> src/css/component.rs:46:9
[INFO] [stdout]    |
[INFO] [stdout] 46 |         params: Self::ContentParameter,
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_params`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `entity`
[INFO] [stdout]   --> src/css/register.rs:45:9
[INFO] [stdout]    |
[INFO] [stdout] 45 |         entity: Entireness,
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_entity`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `options` is never read
[INFO] [stdout]   --> src/css/register.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub struct Register {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] 26 |     fh: Rc<FileHierarchy>,
[INFO] [stdout] 27 |     options: RegisterOptions,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `remove_mountpoint`, `isolate_path`, and `collect_foldernames` are never used
[INFO] [stdout]    --> src/fh/mod.rs:94:8
[INFO] [stdout]     |
[INFO] [stdout]  26 | impl FileHierarchy {
[INFO] [stdout]     | ------------------ associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  94 |     fn remove_mountpoint(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 287 |     fn isolate_path(&self, path: &str) -> String {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 298 |     fn collect_foldernames(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/page.rs:42:17
[INFO] [stdout]    |
[INFO] [stdout] 42 |     fn language(&self) -> LanguageTag {
[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] 42 |     fn language(&self) -> LanguageTag<'_> {
[INFO] [stdout]    |                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.95s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: html5ever v0.25.1, xml5ever v0.16.2
[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" "20452038d5c646bd1caea6a6ab5a6a4102b416fb9af76969a06b84a1fa30c62d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20452038d5c646bd1caea6a6ab5a6a4102b416fb9af76969a06b84a1fa30c62d", kill_on_drop: false }`
[INFO] [stdout] 20452038d5c646bd1caea6a6ab5a6a4102b416fb9af76969a06b84a1fa30c62d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "test" "--frozen" "--no-run" "--message-format=json" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] ded06e0405cee910576b2cd5fc44365f00e1303755496b21cc58fb42eb8c69bf
[INFO] running `Command { std: "docker" "start" "-a" "ded06e0405cee910576b2cd5fc44365f00e1303755496b21cc58fb42eb8c69bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling ppv-lite86 v0.2.15
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling fs_extra v1.2.0
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling string_cache_codegen v0.5.1
[INFO] [stderr]    Compiling phf_macros v0.8.0
[INFO] [stderr]    Compiling lewp-selectors v0.23.1
[INFO] [stderr]    Compiling markup5ever v0.10.1
[INFO] [stderr]    Compiling phf v0.8.0
[INFO] [stderr]    Compiling cssparser v0.29.0
[INFO] [stderr]    Compiling html5ever v0.25.1
[INFO] [stderr]    Compiling xml5ever v0.16.2
[INFO] [stderr]    Compiling lewp-css v0.1.22
[INFO] [stderr]    Compiling markup5ever_rcdom v0.1.0
[INFO] [stderr]    Compiling lewp-html v0.1.0
[INFO] [stderr]    Compiling lewp v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `crate::LewpError` and `rc::Rc`
[INFO] [stdout]  --> src/module/runtime.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     crate::LewpError,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 5 |     std::{cell::RefCell, collections::HashMap, rc::Rc},
[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 variable: `params`
[INFO] [stdout]   --> src/css/component.rs:46:9
[INFO] [stdout]    |
[INFO] [stdout] 46 |         params: Self::ContentParameter,
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_params`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `entity`
[INFO] [stdout]   --> src/css/register.rs:45:9
[INFO] [stdout]    |
[INFO] [stdout] 45 |         entity: Entireness,
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_entity`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `options` is never read
[INFO] [stdout]   --> src/css/register.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub struct Register {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] 26 |     fh: Rc<FileHierarchy>,
[INFO] [stdout] 27 |     options: RegisterOptions,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `remove_mountpoint`, `isolate_path`, and `collect_foldernames` are never used
[INFO] [stdout]    --> src/fh/mod.rs:94:8
[INFO] [stdout]     |
[INFO] [stdout]  26 | impl FileHierarchy {
[INFO] [stdout]     | ------------------ associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  94 |     fn remove_mountpoint(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 287 |     fn isolate_path(&self, path: &str) -> String {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 298 |     fn collect_foldernames(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/page.rs:42:17
[INFO] [stdout]    |
[INFO] [stdout] 42 |     fn language(&self) -> LanguageTag {
[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] 42 |     fn language(&self) -> LanguageTag<'_> {
[INFO] [stdout]    |                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> tests/sub-module.rs:145:17
[INFO] [stdout]     |
[INFO] [stdout] 145 |     fn language(&self) -> LanguageTag {
[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] 145 |     fn language(&self) -> LanguageTag<'_> {
[INFO] [stdout]     |                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> tests/page.rs:88:17
[INFO] [stdout]    |
[INFO] [stdout] 88 |     fn language(&self) -> LanguageTag {
[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] 88 |     fn language(&self) -> LanguageTag<'_> {
[INFO] [stdout]    |                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> examples/hello-world.rs:91:17
[INFO] [stdout]    |
[INFO] [stdout] 91 |     fn language(&self) -> LanguageTag {
[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] 91 |     fn language(&self) -> LanguageTag<'_> {
[INFO] [stdout]    |                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> examples/css-register.rs:80:17
[INFO] [stdout]    |
[INFO] [stdout] 80 |     fn language(&self) -> LanguageTag {
[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] 80 |     fn language(&self) -> LanguageTag<'_> {
[INFO] [stdout]    |                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `crate::LewpError` and `rc::Rc`
[INFO] [stdout]  --> src/module/runtime.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     crate::LewpError,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 5 |     std::{cell::RefCell, collections::HashMap, rc::Rc},
[INFO] [stdout]   |                                                ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (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]    --> tests/loop-detection.rs:115:17
[INFO] [stdout]     |
[INFO] [stdout] 115 |     fn language(&self) -> LanguageTag {
[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] 115 |     fn language(&self) -> LanguageTag<'_> {
[INFO] [stdout]     |                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `params`
[INFO] [stdout]   --> src/css/component.rs:46:9
[INFO] [stdout]    |
[INFO] [stdout] 46 |         params: Self::ContentParameter,
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_params`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `entity`
[INFO] [stdout]   --> src/css/register.rs:45:9
[INFO] [stdout]    |
[INFO] [stdout] 45 |         entity: Entireness,
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_entity`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `css`
[INFO] [stdout]    --> src/fh/mod.rs:466:13
[INFO] [stdout]     |
[INFO] [stdout] 466 |         let css = Css {
[INFO] [stdout]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_css`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `options` is never read
[INFO] [stdout]   --> src/css/register.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub struct Register {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] 26 |     fh: Rc<FileHierarchy>,
[INFO] [stdout] 27 |     options: RegisterOptions,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `remove_mountpoint` is never used
[INFO] [stdout]   --> src/fh/mod.rs:94:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | impl FileHierarchy {
[INFO] [stdout]    | ------------------ associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 94 |     fn remove_mountpoint(
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/page.rs:42:17
[INFO] [stdout]    |
[INFO] [stdout] 42 |     fn language(&self) -> LanguageTag {
[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] 42 |     fn language(&self) -> LanguageTag<'_> {
[INFO] [stdout]    |                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> examples/sub-module.rs:164:17
[INFO] [stdout]     |
[INFO] [stdout] 164 |     fn language(&self) -> LanguageTag {
[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] 164 |     fn language(&self) -> LanguageTag<'_> {
[INFO] [stdout]     |                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 9.55s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: fs_extra v1.2.0, html5ever v0.25.1, xml5ever v0.16.2
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "ded06e0405cee910576b2cd5fc44365f00e1303755496b21cc58fb42eb8c69bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ded06e0405cee910576b2cd5fc44365f00e1303755496b21cc58fb42eb8c69bf", kill_on_drop: false }`
[INFO] [stdout] ded06e0405cee910576b2cd5fc44365f00e1303755496b21cc58fb42eb8c69bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "test" "--frozen" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] c32ecd23594565e5b96166215d4b760c3f7a831b595b93e24729cad77131c5d6
[INFO] running `Command { std: "docker" "start" "-a" "c32ecd23594565e5b96166215d4b760c3f7a831b595b93e24729cad77131c5d6", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `crate::LewpError` and `rc::Rc`
[INFO] [stderr]  --> src/module/runtime.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     crate::LewpError,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 5 |     std::{cell::RefCell, collections::HashMap, rc::Rc},
[INFO] [stderr]   |                                                ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `params`
[INFO] [stderr]   --> src/css/component.rs:46:9
[INFO] [stderr]    |
[INFO] [stderr] 46 |         params: Self::ContentParameter,
[INFO] [stderr]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_params`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `entity`
[INFO] [stderr]   --> src/css/register.rs:45:9
[INFO] [stderr]    |
[INFO] [stderr] 45 |         entity: Entireness,
[INFO] [stderr]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_entity`
[INFO] [stderr] 
[INFO] [stderr] warning: field `options` is never read
[INFO] [stderr]   --> src/css/register.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 25 | pub struct Register {
[INFO] [stderr]    |            -------- field in this struct
[INFO] [stderr] 26 |     fh: Rc<FileHierarchy>,
[INFO] [stderr] 27 |     options: RegisterOptions,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `remove_mountpoint`, `isolate_path`, and `collect_foldernames` are never used
[INFO] [stderr]    --> src/fh/mod.rs:94:8
[INFO] [stderr]     |
[INFO] [stderr]  26 | impl FileHierarchy {
[INFO] [stderr]     | ------------------ associated items in this implementation
[INFO] [stderr] ...
[INFO] [stderr]  94 |     fn remove_mountpoint(
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 287 |     fn isolate_path(&self, path: &str) -> String {
[INFO] [stderr]     |        ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 298 |     fn collect_foldernames(
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/page.rs:42:17
[INFO] [stderr]    |
[INFO] [stderr] 42 |     fn language(&self) -> LanguageTag {
[INFO] [stderr]    |                 ^^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 42 |     fn language(&self) -> LanguageTag<'_> {
[INFO] [stderr]    |                                      ++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `css`
[INFO] [stderr]    --> src/fh/mod.rs:466:13
[INFO] [stderr]     |
[INFO] [stderr] 466 |         let css = Css {
[INFO] [stderr]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_css`
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `remove_mountpoint` is never used
[INFO] [stderr]   --> src/fh/mod.rs:94:8
[INFO] [stderr]    |
[INFO] [stderr] 26 | impl FileHierarchy {
[INFO] [stderr]    | ------------------ associated function in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 94 |     fn remove_mountpoint(
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `lewp` (lib) generated 6 warnings (run `cargo fix --lib -p lewp` to apply 4 suggestions)
[INFO] [stderr] warning: `lewp` (lib test) generated 7 warnings (5 duplicates) (run `cargo fix --lib -p lewp --tests` to apply 1 suggestion)
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> examples/css-register.rs:80:17
[INFO] [stderr]    |
[INFO] [stderr] 80 |     fn language(&self) -> LanguageTag {
[INFO] [stderr]    |                 ^^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 80 |     fn language(&self) -> LanguageTag<'_> {
[INFO] [stderr]    |                                      ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> tests/page.rs:88:17
[INFO] [stderr]    |
[INFO] [stderr] 88 |     fn language(&self) -> LanguageTag {
[INFO] [stderr]    |                 ^^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 88 |     fn language(&self) -> LanguageTag<'_> {
[INFO] [stderr]    |                                      ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> tests/sub-module.rs:145:17
[INFO] [stderr]     |
[INFO] [stderr] 145 |     fn language(&self) -> LanguageTag {
[INFO] [stderr]     |                 ^^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 145 |     fn language(&self) -> LanguageTag<'_> {
[INFO] [stderr]     |                                      ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> examples/hello-world.rs:91:17
[INFO] [stderr]    |
[INFO] [stderr] 91 |     fn language(&self) -> LanguageTag {
[INFO] [stderr]    |                 ^^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 91 |     fn language(&self) -> LanguageTag<'_> {
[INFO] [stderr]    |                                      ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> examples/sub-module.rs:164:17
[INFO] [stderr]     |
[INFO] [stderr] 164 |     fn language(&self) -> LanguageTag {
[INFO] [stderr]     |                 ^^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 164 |     fn language(&self) -> LanguageTag<'_> {
[INFO] [stderr]     |                                      ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> tests/loop-detection.rs:115:17
[INFO] [stderr]     |
[INFO] [stderr] 115 |     fn language(&self) -> LanguageTag {
[INFO] [stderr]     |                 ^^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 115 |     fn language(&self) -> LanguageTag<'_> {
[INFO] [stderr]     |                                      ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `lewp` (example "css-register") generated 1 warning (run `cargo fix --example "css-register" -p lewp` to apply 1 suggestion)
[INFO] [stderr] warning: `lewp` (test "page") generated 1 warning (run `cargo fix --test "page" -p lewp` to apply 1 suggestion)
[INFO] [stderr] warning: `lewp` (test "sub-module") generated 1 warning (run `cargo fix --test "sub-module" -p lewp` to apply 1 suggestion)
[INFO] [stderr] warning: `lewp` (example "hello-world") generated 1 warning (run `cargo fix --example "hello-world" -p lewp` to apply 1 suggestion)
[INFO] [stderr] warning: `lewp` (example "sub-module") generated 1 warning (run `cargo fix --example "sub-module" -p lewp` to apply 1 suggestion)
[INFO] [stderr] warning: `lewp` (test "loop-detection") generated 1 warning (run `cargo fix --test "loop-detection" -p lewp` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: fs_extra v1.2.0, html5ever v0.25.1, xml5ever v0.16.2
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/build/lewp/192b2c8bdc9bd8af/deps/lewp-192b2c8bdc9bd8af)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test fh::tests::collect_component_ids ... ok
[INFO] [stdout] test fh::tests::collect_filenames ... ok
[INFO] [stdout] test fh::tests::collect_foldernames ... ok
[INFO] [stdout] test css::test::css_components_and_register ... ok
[INFO] [stdout] test fh::tests::folder_name_generation ... ok
[INFO] [stdout] test fh::tests::isolate_file_paths ... ok
[INFO] [stdout] test css::test::isolate_css_module ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- css::test::isolate_css_module stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'css::test::isolate_css_module' (25) panicked at src/css/test/mod.rs:92:5:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: ".hello-world h2{font-style: italic}.hello-world h1{font-style: bold}"
[INFO] [stdout]  right: ".hello-world h1{font-style: bold}.hello-world h2{font-style: italic}"
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5de6941104c2 - std[840933623431fd06]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5de6941104c2 - std[840933623431fd06]::backtrace_rs::backtrace::trace_unsynchronized::<std[840933623431fd06]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5de6941104c2 - std[840933623431fd06]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5de6941104c2 - <<std[840933623431fd06]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8f93d80df273fe75]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5de69412730a - <core[8f93d80df273fe75]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5de69412730a - core[8f93d80df273fe75]::fmt::write
[INFO] [stdout]    6:     0x5de694115636 - std[840933623431fd06]::io::default_write_fmt::<alloc[40b2bae28975ac47]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5de694115636 - <alloc[40b2bae28975ac47]::vec::Vec<u8> as std[840933623431fd06]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x5de6940ebddf - <std[840933623431fd06]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5de6940ebddf - std[840933623431fd06]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5de694107059 - std[840933623431fd06]::panicking::default_hook
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5de693f8422e - <alloc[40b2bae28975ac47]::boxed::Box<dyn for<'a, 'b> core[8f93d80df273fe75]::ops::function::Fn<(&'a std[840933623431fd06]::panic::PanicHookInfo<'b>,), Output = ()> + core[8f93d80df273fe75]::marker::Sync + core[8f93d80df273fe75]::marker::Send> as core[8f93d80df273fe75]::ops::function::Fn<(&std[840933623431fd06]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x5de693f8422e - test[2f1252070343a163]::test_main_with_exit_callback::<test[2f1252070343a163]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5de694107212 - <alloc[40b2bae28975ac47]::boxed::Box<dyn for<'a, 'b> core[8f93d80df273fe75]::ops::function::Fn<(&'a std[840933623431fd06]::panic::PanicHookInfo<'b>,), Output = ()> + core[8f93d80df273fe75]::marker::Sync + core[8f93d80df273fe75]::marker::Send> as core[8f93d80df273fe75]::ops::function::Fn<(&std[840933623431fd06]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x5de694107212 - std[840933623431fd06]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x5de6940ebe98 - std[840933623431fd06]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x5de6940e35c9 - std[840933623431fd06]::sys::backtrace::__rust_end_short_backtrace::<std[840933623431fd06]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x5de6940ecced - __rustc[5b4a0c6d8cc4a177]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x5de6941279dc - core[8f93d80df273fe75]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5de694127893 - core[8f93d80df273fe75]::panicking::assert_failed_inner
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/core/src/panicking.rs:439:17
[INFO] [stdout]   20:     0x5de693ed9de2 - core[8f93d80df273fe75]::panicking::assert_failed::<alloc[40b2bae28975ac47]::string::String, alloc[40b2bae28975ac47]::string::String>
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/core/src/panicking.rs:394:5
[INFO] [stdout]   21:     0x5de693f068a8 - lewp[942f7cd4b25e74b0]::css::test::isolate_css_module
[INFO] [stdout]                                at /opt/rustwide/workdir/src/css/test/mod.rs:92:5
[INFO] [stdout]   22:     0x5de693f05b47 - lewp[942f7cd4b25e74b0]::css::test::isolate_css_module::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/css/test/mod.rs:56:24
[INFO] [stdout]   23:     0x5de693ed4066 - <lewp[942f7cd4b25e74b0]::css::test::isolate_css_module::{closure#0} as core[8f93d80df273fe75]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5de693f785db - <fn() -> core[8f93d80df273fe75]::result::Result<(), alloc[40b2bae28975ac47]::string::String> as core[8f93d80df273fe75]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5de693f785db - test[2f1252070343a163]::__rust_begin_short_backtrace::<core[8f93d80df273fe75]::result::Result<(), alloc[40b2bae28975ac47]::string::String>, fn() -> core[8f93d80df273fe75]::result::Result<(), alloc[40b2bae28975ac47]::string::String>>
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x5de693f84e3a - test[2f1252070343a163]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x5de693f84e3a - <core[8f93d80df273fe75]::panic::unwind_safe::AssertUnwindSafe<test[2f1252070343a163]::run_test_in_process::{closure#0}> as core[8f93d80df273fe75]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x5de693f84e3a - std[840933623431fd06]::panicking::catch_unwind::do_call::<core[8f93d80df273fe75]::panic::unwind_safe::AssertUnwindSafe<test[2f1252070343a163]::run_test_in_process::{closure#0}>, core[8f93d80df273fe75]::result::Result<(), alloc[40b2bae28975ac47]::string::String>>
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panicking.rs:581:40
[INFO] [stdout]   29:     0x5de693f84e3a - std[840933623431fd06]::panicking::catch_unwind::<core[8f93d80df273fe75]::result::Result<(), alloc[40b2bae28975ac47]::string::String>, core[8f93d80df273fe75]::panic::unwind_safe::AssertUnwindSafe<test[2f1252070343a163]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panicking.rs:544:19
[INFO] [stdout]   30:     0x5de693f84e3a - std[840933623431fd06]::panic::catch_unwind::<core[8f93d80df273fe75]::panic::unwind_safe::AssertUnwindSafe<test[2f1252070343a163]::run_test_in_process::{closure#0}>, core[8f93d80df273fe75]::result::Result<(), alloc[40b2bae28975ac47]::string::String>>
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x5de693f84e3a - test[2f1252070343a163]::run_test_in_process
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x5de693f84e3a - test[2f1252070343a163]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x5de693f7f304 - test[2f1252070343a163]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x5de693f7f304 - std[840933623431fd06]::sys::backtrace::__rust_begin_short_backtrace::<test[2f1252070343a163]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   35:     0x5de693f87932 - std[840933623431fd06]::thread::lifecycle::spawn_unchecked::<test[2f1252070343a163]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   36:     0x5de693f87932 - <core[8f93d80df273fe75]::panic::unwind_safe::AssertUnwindSafe<std[840933623431fd06]::thread::lifecycle::spawn_unchecked<test[2f1252070343a163]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[8f93d80df273fe75]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x5de693f87932 - std[840933623431fd06]::panicking::catch_unwind::do_call::<core[8f93d80df273fe75]::panic::unwind_safe::AssertUnwindSafe<std[840933623431fd06]::thread::lifecycle::spawn_unchecked<test[2f1252070343a163]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panicking.rs:581:40
[INFO] [stdout]   38:     0x5de693f87932 - std[840933623431fd06]::panicking::catch_unwind::<(), core[8f93d80df273fe75]::panic::unwind_safe::AssertUnwindSafe<std[840933623431fd06]::thread::lifecycle::spawn_unchecked<test[2f1252070343a163]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panicking.rs:544:19
[INFO] [stdout]   39:     0x5de693f87932 - std[840933623431fd06]::panic::catch_unwind::<core[8f93d80df273fe75]::panic::unwind_safe::AssertUnwindSafe<std[840933623431fd06]::thread::lifecycle::spawn_unchecked<test[2f1252070343a163]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x5de693f87932 - std[840933623431fd06]::thread::lifecycle::spawn_unchecked::<test[2f1252070343a163]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   41:     0x5de693f87932 - <std[840933623431fd06]::thread::lifecycle::spawn_unchecked<test[2f1252070343a163]::run_test::{closure#1}, ()>::{closure#1} as core[8f93d80df273fe75]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x5de69410f92f - <alloc[40b2bae28975ac47]::boxed::Box<dyn core[8f93d80df273fe75]::ops::function::FnOnce<(), Output = ()> + core[8f93d80df273fe75]::marker::Send> as core[8f93d80df273fe75]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   43:     0x5de69410f92f - <std[840933623431fd06]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/sys/thread/unix.rs:119:17
[INFO] [stdout]   44:     0x70ab4428baa4 - <unknown>
[INFO] [stdout]   45:     0x70ab44318a64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     css::test::isolate_css_module
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 6 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "c32ecd23594565e5b96166215d4b760c3f7a831b595b93e24729cad77131c5d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c32ecd23594565e5b96166215d4b760c3f7a831b595b93e24729cad77131c5d6", kill_on_drop: false }`
[INFO] [stdout] c32ecd23594565e5b96166215d4b760c3f7a831b595b93e24729cad77131c5d6
