[INFO] fetching crate emo 0.3.1...
[INFO] checking emo-0.3.1 against try#353a0a223066e9f46a1d935f2271a26c3c5002bb for pr-75180
[INFO] extracting crate emo 0.3.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate emo 0.3.1 on toolchain 353a0a223066e9f46a1d935f2271a26c3c5002bb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4/source/.cargo/config
[INFO] started tweaking crates.io crate emo 0.3.1
[INFO] finished tweaking crates.io crate emo 0.3.1
[INFO] tweaked toml for crates.io crate emo 0.3.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ucd-trie v0.1.3
[INFO] [stderr]   Downloaded pest_generator v2.1.3
[INFO] [stderr]   Downloaded rlua v0.15.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 49039e37dfbd681e2e52196372e8fd404576354d35809cb456f8e5df281fe8d6
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "49039e37dfbd681e2e52196372e8fd404576354d35809cb456f8e5df281fe8d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "49039e37dfbd681e2e52196372e8fd404576354d35809cb456f8e5df281fe8d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49039e37dfbd681e2e52196372e8fd404576354d35809cb456f8e5df281fe8d6", kill_on_drop: false }`
[INFO] [stdout] 49039e37dfbd681e2e52196372e8fd404576354d35809cb456f8e5df281fe8d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e5f15faee3508eed1aedd01604d23b32599ee48f71ecf4f797e084d13bd24fb2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e5f15faee3508eed1aedd01604d23b32599ee48f71ecf4f797e084d13bd24fb2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]     Checking gimli v0.22.0
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]     Checking object v0.20.0
[INFO] [stderr]    Compiling rlua v0.15.3
[INFO] [stderr]    Compiling cc v1.0.59
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]     Checking miniz_oxide v0.4.1
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]    Compiling emo v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]     Checking addr2line v0.13.0
[INFO] [stderr]     Checking backtrace v0.3.50
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:78:32
[INFO] [stdout]    |
[INFO] [stdout] 78 |     fn cause(&self) -> Option<&Fail> {
[INFO] [stdout]    |                                ^^^^ help: use `dyn`: `dyn Fail`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/shiori.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |         (self.h_inst)
[INFO] [stdout]    |         ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:78:32
[INFO] [stdout]    |
[INFO] [stdout] 78 |     fn cause(&self) -> Option<&Fail> {
[INFO] [stdout]    |                                ^^^^ help: use `dyn`: `dyn Fail`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/shiori.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |         (self.h_inst)
[INFO] [stdout]    |         ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `req`
[INFO] [stdout]   --> src/shiori.rs:60:13
[INFO] [stdout]    |
[INFO] [stdout] 60 |         let req = ShioriRequest::parse(req_str)?;
[INFO] [stdout]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_req`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `pest::iterators::Pair::<'i, R>::into_span`: Please use `as_span` instead
[INFO] [stdout]   --> src/shiori_parser/req_parser.rs:25:37
[INFO] [stdout]    |
[INFO] [stdout] 25 |             let span = pair.clone().into_span();
[INFO] [stdout]    |                                     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `pest::iterators::Pair::<'i, R>::into_span`: Please use `as_span` instead
[INFO] [stdout]   --> src/shiori_parser/req_parser.rs:41:37
[INFO] [stdout]    |
[INFO] [stdout] 41 |             let span = pair.clone().into_span();
[INFO] [stdout]    |                                     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `pest::iterators::Pair::<'i, R>::into_span`: Please use `as_span` instead
[INFO] [stdout]   --> src/shiori_parser/req_parser.rs:96:37
[INFO] [stdout]    |
[INFO] [stdout] 96 |             let span = pair.clone().into_span();
[INFO] [stdout]    |                                     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `pest::iterators::Pair::<'i, R>::into_span`: Please use `as_span` instead
[INFO] [stdout]    --> src/shiori_parser/req_parser.rs:116:37
[INFO] [stdout]     |
[INFO] [stdout] 116 |             let span = pair.clone().into_span();
[INFO] [stdout]     |                                     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `pest::iterators::Pair::<'i, R>::into_span`: Please use `as_span` instead
[INFO] [stdout]    --> src/shiori_parser/req_parser.rs:136:37
[INFO] [stdout]     |
[INFO] [stdout] 136 |             let span = pair.clone().into_span();
[INFO] [stdout]     |                                     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `pest::iterators::Pair::<'i, R>::into_span`: Please use `as_span` instead
[INFO] [stdout]    --> src/shiori_parser/req_parser.rs:174:37
[INFO] [stdout]     |
[INFO] [stdout] 174 |             let span = pair.clone().into_span();
[INFO] [stdout]     |                                     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `pest::iterators::Pair::<'i, R>::into_span`: Please use `as_span` instead
[INFO] [stdout]    --> src/shiori_parser/req_parser.rs:202:37
[INFO] [stdout]     |
[INFO] [stdout] 202 |             let span = pair.clone().into_span();
[INFO] [stdout]     |                                     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NotInitialized`
[INFO] [stdout]   --> src/error.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     NotInitialized,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `EncodeAnsi`
[INFO] [stdout]   --> src/error.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     EncodeAnsi,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `pest::iterators::Pair::<'i, R>::into_span`: Please use `as_span` instead
[INFO] [stdout]    --> src/shiori_parser/req_parser.rs:218:37
[INFO] [stdout]     |
[INFO] [stdout] 218 |             let span = pair.clone().into_span();
[INFO] [stdout]     |                                     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `pest::iterators::Pair::<'i, R>::into_span`: Please use `as_span` instead
[INFO] [stdout]    --> src/shiori_parser/req_parser.rs:264:33
[INFO] [stdout]     |
[INFO] [stdout] 264 |         let span = pair.clone().into_span();
[INFO] [stdout]     |                                 ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `pest::iterators::Pair::<'i, R>::into_span`: Please use `as_span` instead
[INFO] [stdout]    --> src/shiori_parser/req_parser.rs:295:33
[INFO] [stdout]     |
[INFO] [stdout] 295 |         let span = pair.clone().into_span();
[INFO] [stdout]     |                                 ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `pest::iterators::Pair::<'i, R>::into_span`: Please use `as_span` instead
[INFO] [stdout]    --> src/shiori_parser/req_parser.rs:343:33
[INFO] [stdout]     |
[INFO] [stdout] 343 |         let span = pair.clone().into_span();
[INFO] [stdout]     |                                 ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `pest::iterators::Pair::<'i, R>::into_span`: Please use `as_span` instead
[INFO] [stdout]    --> src/shiori_parser/req_parser.rs:404:33
[INFO] [stdout]     |
[INFO] [stdout] 404 |         let span = pair.clone().into_span();
[INFO] [stdout]     |                                 ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `req`
[INFO] [stdout]   --> src/shiori.rs:60:13
[INFO] [stdout]    |
[INFO] [stdout] 60 |         let req = ShioriRequest::parse(req_str)?;
[INFO] [stdout]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_req`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NotInitialized`
[INFO] [stdout]   --> src/error.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     NotInitialized,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `EncodeAnsi`
[INFO] [stdout]   --> src/error.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     EncodeAnsi,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 17 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.70s
[INFO] running `Command { std: "docker" "inspect" "e5f15faee3508eed1aedd01604d23b32599ee48f71ecf4f797e084d13bd24fb2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5f15faee3508eed1aedd01604d23b32599ee48f71ecf4f797e084d13bd24fb2", kill_on_drop: false }`
[INFO] [stdout] e5f15faee3508eed1aedd01604d23b32599ee48f71ecf4f797e084d13bd24fb2