[INFO] updating cached repository cobalt-org/cobalt.rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/cobalt-org/cobalt.rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/cobalt-org/cobalt.rs" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/cobalt-org/cobalt.rs"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/cobalt-org/cobalt.rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/cobalt-org/cobalt.rs" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/cobalt-org/cobalt.rs"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/cobalt-org/cobalt.rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] eacfb416724c1556425c8304a289383875bff6c8
[INFO] sha for GitHub repo cobalt-org/cobalt.rs: eacfb416724c1556425c8304a289383875bff6c8
[INFO] validating manifest of cobalt-org/cobalt.rs on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of cobalt-org/cobalt.rs on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing cobalt-org/cobalt.rs
[INFO] finished frobbing cobalt-org/cobalt.rs
[INFO] frobbed toml for cobalt-org/cobalt.rs written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/cobalt-org/cobalt.rs/Cargo.toml
[INFO] started frobbing cobalt-org/cobalt.rs
[INFO] finished frobbing cobalt-org/cobalt.rs
[INFO] frobbed toml for cobalt-org/cobalt.rs written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/cobalt-org/cobalt.rs/Cargo.toml
[INFO] crate cobalt-org/cobalt.rs already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking cobalt-org/cobalt.rs against master#60960a260f7b5c695fd0717311d72ce62dd4eb43 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-6/master#60960a260f7b5c695fd0717311d72ce62dd4eb43:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/cobalt-org/cobalt.rs:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] e784ea028b9cbe7b1ed5fcea1d12b435edb933d34d4e8e661253e5f2176d2ab9
[INFO] running `"docker" "start" "-a" "e784ea028b9cbe7b1ed5fcea1d12b435edb933d34d4e8e661253e5f2176d2ab9"`
[INFO] [stderr]    Compiling ident_case v1.0.0
[INFO] [stderr]     Checking liquid-error v0.18.1
[INFO] [stderr]     Checking anymap v0.12.1
[INFO] [stderr]    Compiling derive_builder v0.7.0
[INFO] [stderr]    Compiling pulldown-cmark v0.5.0
[INFO] [stderr]    Compiling escargot v0.4.0
[INFO] [stderr]     Checking deunicode v1.0.0
[INFO] [stderr]     Checking normalize-line-endings v0.3.0
[INFO] [stderr]    Compiling onig_sys v69.1.0
[INFO] [stderr]    Compiling sass-sys v0.4.7
[INFO] [stderr]     Checking crossbeam-utils v0.6.5
[INFO] [stderr]     Checking line-wrap v0.1.1
[INFO] [stderr]     Checking getopts v0.2.18
[INFO] [stderr]     Checking float-cmp v0.4.0
[INFO] [stderr]     Checking inotify-sys v0.1.3
[INFO] [stderr]     Checking filetime v0.2.5
[INFO] [stderr]     Checking bstr v0.1.2
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking walkdir v0.1.8
[INFO] [stderr]    Compiling serde_derive v1.0.85
[INFO] [stderr]    Compiling darling_core v0.8.3
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling pest_generator v2.1.0
[INFO] [stderr]    Compiling derive_more v0.14.1
[INFO] [stderr]     Checking mio-extras v2.0.5
[INFO] [stderr]     Checking inotify v0.6.1
[INFO] [stderr]     Checking env_logger v0.6.1
[INFO] [stderr]     Checking predicates v1.0.1
[INFO] [stderr]     Checking error-chain v0.10.0
[INFO] [stderr]     Checking crossbeam-channel v0.3.8
[INFO] [stderr]     Checking ghp v0.1.2
[INFO] [stderr]     Checking globset v0.4.3
[INFO] [stderr]     Checking notify v4.0.12
[INFO] [stderr]     Checking hyper v0.10.15
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking ignore v0.4.7
[INFO] [stderr]     Checking tempfile v3.0.5
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]     Checking globwalk v0.5.0
[INFO] [stderr]     Checking assert_fs v0.11.3
[INFO] [stderr]     Checking onig v4.3.1
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking quick-xml v0.14.0
[INFO] [stderr]     Checking exitfailure v0.5.1
[INFO] [stderr]    Compiling darling_macro v0.8.3
[INFO] [stderr]     Checking serde v1.0.92
[INFO] [stderr]    Compiling darling v0.8.3
[INFO] [stderr]    Compiling derive_builder_core v0.4.0
[INFO] [stderr]     Checking rss v1.8.0
[INFO] [stderr]     Checking liquid-value v0.18.1
[INFO] [stderr]     Checking bincode v1.0.1
[INFO] [stderr]     Checking plist v0.4.1
[INFO] [stderr]     Checking serde_json v1.0.39
[INFO] [stderr]     Checking serde_yaml v0.8.9
[INFO] [stderr]     Checking toml v0.5.1
[INFO] [stderr] warning: lifetime may not live long enough
[INFO] [stderr]   --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/liquid-value-0.18.1/src/scalar.rs:60:54
[INFO] [stderr]    |
[INFO] [stderr] 29 | impl<'s> ScalarCow<'s> {
[INFO] [stderr]    |      -- lifetime `'s` defined here
[INFO] [stderr] ...
[INFO] [stderr] 60 |             ScalarCowEnum::Str(ref x) => Scalar::new(x.as_ref()),
[INFO] [stderr]    |                                                      ^^^^^^^^^^ argument requires that `'s` must outlive `'static`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this error has been downgraded to a warning for backwards compatibility with previous releases
[INFO] [stderr]    = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future
[INFO] [stderr]    = note: for more information, try `rustc --explain E0729`
[INFO] [stderr] 
[INFO] [stderr] warning: lifetime may not live long enough
[INFO] [stderr]   --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/liquid-value-0.18.1/src/scalar.rs:60:54
[INFO] [stderr]    |
[INFO] [stderr] 54 |     pub fn as_ref<'r: 's>(&'r self) -> ScalarCow<'r> {
[INFO] [stderr]    |                   -- lifetime `'r` defined here
[INFO] [stderr] ...
[INFO] [stderr] 60 |             ScalarCowEnum::Str(ref x) => Scalar::new(x.as_ref()),
[INFO] [stderr]    |                                                      ^^^^^^^^^^ argument requires that `'r` must outlive `'static`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this error has been downgraded to a warning for backwards compatibility with previous releases
[INFO] [stderr]    = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future
[INFO] [stderr]    = note: for more information, try `rustc --explain E0729`
[INFO] [stderr] 
[INFO] [stderr]     Checking liquid-interpreter v0.18.1
[INFO] [stderr]     Checking liquid-compiler v0.18.1
[INFO] [stderr]     Checking jsonfeed v0.2.0
[INFO] [stderr]     Checking syntect v3.2.0
[INFO] [stderr]     Checking liquid v0.18.2
[INFO] [stderr]     Checking assert_cmd v0.11.1
[INFO] [stderr]     Checking sass-rs v0.2.2
[INFO] [stderr]     Checking cobalt-bin v0.15.4 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/cobalt_model/template.rs:49:47
[INFO] [stderr]    |
[INFO] [stderr] 49 |     fn highlight(theme: String) -> Result<Box<liquid::compiler::ParseBlock>> {
[INFO] [stderr]    |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn liquid::compiler::ParseBlock`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/cobalt_model/files.rs:87:16
[INFO] [stderr]    |
[INFO] [stderr] 87 |     inner: Box<Iterator<Item = path::PathBuf> + 'a>,
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = path::PathBuf> + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/syntax_highlight/syntect.rs:73:38
[INFO] [stderr]    |
[INFO] [stderr] 73 |     fn render_to(&self, writer: &mut Write, _context: &mut Context) -> Result<(), liquid::Error> {
[INFO] [stderr]    |                                      ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/syntax_highlight/syntect.rs:109:21
[INFO] [stderr]     |
[INFO] [stderr] 109 |     ) -> Result<Box<Renderable>, liquid::Error> {
[INFO] [stderr]     |                     ^^^^^^^^^^ help: use `dyn`: `dyn Renderable`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/cobalt_model/template.rs:49:47
[INFO] [stderr]    |
[INFO] [stderr] 49 |     fn highlight(theme: String) -> Result<Box<liquid::compiler::ParseBlock>> {
[INFO] [stderr]    |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn liquid::compiler::ParseBlock`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/cobalt_model/files.rs:87:16
[INFO] [stderr]    |
[INFO] [stderr] 87 |     inner: Box<Iterator<Item = path::PathBuf> + 'a>,
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = path::PathBuf> + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/syntax_highlight/syntect.rs:73:38
[INFO] [stderr]    |
[INFO] [stderr] 73 |     fn render_to(&self, writer: &mut Write, _context: &mut Context) -> Result<(), liquid::Error> {
[INFO] [stderr]    |                                      ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/syntax_highlight/syntect.rs:109:21
[INFO] [stderr]     |
[INFO] [stderr] 109 |     ) -> Result<Box<Renderable>, liquid::Error> {
[INFO] [stderr]     |                     ^^^^^^^^^^ help: use `dyn`: `dyn Renderable`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/syntax_highlight/syntect.rs:235:28
[INFO] [stderr]     |
[INFO] [stderr] 235 |         let highlight: Box<liquid::compiler::ParseBlock> =
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn liquid::compiler::ParseBlock`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/pagination/mod.rs:141:9
[INFO] [stderr]     |
[INFO] [stderr] 141 |     let mut pagination_root = permalink_path.extension().map_or_else(
[INFO] [stderr]     |         ----^^^^^^^^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/pagination/mod.rs:141:9
[INFO] [stderr]     |
[INFO] [stderr] 141 |     let mut pagination_root = permalink_path.extension().map_or_else(
[INFO] [stderr]     |         ----^^^^^^^^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 58s
[INFO] running `"docker" "inspect" "e784ea028b9cbe7b1ed5fcea1d12b435edb933d34d4e8e661253e5f2176d2ab9"`
[INFO] running `"docker" "rm" "-f" "e784ea028b9cbe7b1ed5fcea1d12b435edb933d34d4e8e661253e5f2176d2ab9"`
[INFO] [stdout] e784ea028b9cbe7b1ed5fcea1d12b435edb933d34d4e8e661253e5f2176d2ab9