[INFO] fetching crate jsona 0.6.0...
[INFO] testing jsona-0.6.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate jsona 0.6.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate jsona 0.6.0
[INFO] finished tweaking crates.io crate jsona 0.6.0
[INFO] tweaked toml for crates.io crate jsona 0.6.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate jsona 0.6.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate jsona 0.6.0 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c26a784a8a63bb119c6a5dd235b03fcbd244b05438ea7abd4151c076f5d72f4d
[INFO] running `Command { std: "docker" "start" "-a" "c26a784a8a63bb119c6a5dd235b03fcbd244b05438ea7abd4151c076f5d72f4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c26a784a8a63bb119c6a5dd235b03fcbd244b05438ea7abd4151c076f5d72f4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c26a784a8a63bb119c6a5dd235b03fcbd244b05438ea7abd4151c076f5d72f4d", kill_on_drop: false }`
[INFO] [stdout] c26a784a8a63bb119c6a5dd235b03fcbd244b05438ea7abd4151c076f5d72f4d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 95a900e8eb0b13d74bed71b1964a36ac2294e618c28916fa965e4999b74979ba
[INFO] running `Command { std: "docker" "start" "-a" "95a900e8eb0b13d74bed71b1964a36ac2294e618c28916fa965e4999b74979ba", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.144
[INFO] [stderr]    Compiling serde v1.0.144
[INFO] [stderr]    Compiling regex-syntax v0.6.27
[INFO] [stderr]    Compiling serde_json v1.0.85
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling beef v0.5.2
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling text-size v1.1.0
[INFO] [stderr]    Compiling ryu v1.0.11
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling countme v3.0.1
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling itoa v1.0.3
[INFO] [stderr]    Compiling once_cell v1.14.0
[INFO] [stderr]    Compiling arc-swap v1.5.1
[INFO] [stderr]    Compiling rowan v0.15.8
[INFO] [stderr]    Compiling logos-derive v0.12.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.34
[INFO] [stderr]    Compiling logos v0.12.1
[INFO] [stderr]    Compiling thiserror v1.0.34
[INFO] [stderr]    Compiling jsona v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `syntax` is never read
[INFO] [stdout]  --> src/dom/error.rs:8:19
[INFO] [stdout]   |
[INFO] [stdout] 8 |     InvalidNode { syntax: SyntaxElement },
[INFO] [stdout]   |                   ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: maybe it is overwritten before being read?
[INFO] [stdout]   = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `syntax` is never read
[INFO] [stdout]   --> src/dom/error.rs:10:21
[INFO] [stdout]    |
[INFO] [stdout] 10 |     InvalidString { syntax: SyntaxElement },
[INFO] [stdout]    |                     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `syntax` is never read
[INFO] [stdout]   --> src/dom/error.rs:12:21
[INFO] [stdout]    |
[INFO] [stdout] 12 |     InvalidNumber { syntax: SyntaxElement },
[INFO] [stdout]    |                     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `key` is never read
[INFO] [stdout]   --> src/dom/error.rs:14:23
[INFO] [stdout]    |
[INFO] [stdout] 14 |     ConflictingKeys { key: Key, other_key: Key },
[INFO] [stdout]    |                       ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `other_key` is never read
[INFO] [stdout]   --> src/dom/error.rs:14:33
[INFO] [stdout]    |
[INFO] [stdout] 14 |     ConflictingKeys { key: Key, other_key: Key },
[INFO] [stdout]    |                                 ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `errors` is never read
[INFO] [stdout]  --> src/error.rs:9:21
[INFO] [stdout]   |
[INFO] [stdout] 9 |     InvalidSyntax { errors: Vec<crate::parser::Error> },
[INFO] [stdout]   |                     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `errors` is never read
[INFO] [stdout]   --> src/error.rs:11:18
[INFO] [stdout]    |
[INFO] [stdout] 11 |     InvalidDom { errors: Vec<DomError> },
[INFO] [stdout]    |                  ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/util/mapper.rs:46:27
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub struct CharacterRange(u64, u64);
[INFO] [stdout]    |            -------------- ^^^  ^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            fields in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing these fields
[INFO] [stdout]    = note: `CharacterRange` has derived impls for the traits `Clone` and `Debug`, but these are 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/dom/visitor.rs:88:32
[INFO] [stdout]    |
[INFO] [stdout] 88 | pub fn visit_annotations(node: &Node) -> Visitor<()> {
[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 | pub fn visit_annotations(node: &Node) -> Visitor<'_, ()> {
[INFO] [stdout]    |                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 24.63s
[INFO] running `Command { std: "docker" "inspect" "95a900e8eb0b13d74bed71b1964a36ac2294e618c28916fa965e4999b74979ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95a900e8eb0b13d74bed71b1964a36ac2294e618c28916fa965e4999b74979ba", kill_on_drop: false }`
[INFO] [stdout] 95a900e8eb0b13d74bed71b1964a36ac2294e618c28916fa965e4999b74979ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e96f620c506a7638fdde731890899d87c1e14272a65bd55506fea8d8d57f8975
[INFO] running `Command { std: "docker" "start" "-a" "e96f620c506a7638fdde731890899d87c1e14272a65bd55506fea8d8d57f8975", kill_on_drop: false }`
[INFO] [stdout] warning: value assigned to `syntax` is never read
[INFO] [stdout]  --> src/dom/error.rs:8:19
[INFO] [stdout]   |
[INFO] [stdout] 8 |     InvalidNode { syntax: SyntaxElement },
[INFO] [stdout]   |                   ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: maybe it is overwritten before being read?
[INFO] [stdout]   = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `syntax` is never read
[INFO] [stdout]   --> src/dom/error.rs:10:21
[INFO] [stdout]    |
[INFO] [stdout] 10 |     InvalidString { syntax: SyntaxElement },
[INFO] [stdout]    |                     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `syntax` is never read
[INFO] [stdout]   --> src/dom/error.rs:12:21
[INFO] [stdout]    |
[INFO] [stdout] 12 |     InvalidNumber { syntax: SyntaxElement },
[INFO] [stdout]    |                     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `key` is never read
[INFO] [stdout]   --> src/dom/error.rs:14:23
[INFO] [stdout]    |
[INFO] [stdout] 14 |     ConflictingKeys { key: Key, other_key: Key },
[INFO] [stdout]    |                       ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `other_key` is never read
[INFO] [stdout]   --> src/dom/error.rs:14:33
[INFO] [stdout]    |
[INFO] [stdout] 14 |     ConflictingKeys { key: Key, other_key: Key },
[INFO] [stdout]    |                                 ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `errors` is never read
[INFO] [stdout]  --> src/error.rs:9:21
[INFO] [stdout]   |
[INFO] [stdout] 9 |     InvalidSyntax { errors: Vec<crate::parser::Error> },
[INFO] [stdout]   |                     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `errors` is never read
[INFO] [stdout]   --> src/error.rs:11:18
[INFO] [stdout]    |
[INFO] [stdout] 11 |     InvalidDom { errors: Vec<DomError> },
[INFO] [stdout]    |                  ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/util/mapper.rs:46:27
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub struct CharacterRange(u64, u64);
[INFO] [stdout]    |            -------------- ^^^  ^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            fields in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing these fields
[INFO] [stdout]    = note: `CharacterRange` has derived impls for the traits `Clone` and `Debug`, but these are 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/dom/visitor.rs:88:32
[INFO] [stdout]    |
[INFO] [stdout] 88 | pub fn visit_annotations(node: &Node) -> Visitor<()> {
[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 | pub fn visit_annotations(node: &Node) -> Visitor<'_, ()> {
[INFO] [stdout]    |                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling jsona v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `syntax` is never read
[INFO] [stdout]  --> src/dom/error.rs:8:19
[INFO] [stdout]   |
[INFO] [stdout] 8 |     InvalidNode { syntax: SyntaxElement },
[INFO] [stdout]   |                   ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: maybe it is overwritten before being read?
[INFO] [stdout]   = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `syntax` is never read
[INFO] [stdout]   --> src/dom/error.rs:10:21
[INFO] [stdout]    |
[INFO] [stdout] 10 |     InvalidString { syntax: SyntaxElement },
[INFO] [stdout]    |                     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `syntax` is never read
[INFO] [stdout]   --> src/dom/error.rs:12:21
[INFO] [stdout]    |
[INFO] [stdout] 12 |     InvalidNumber { syntax: SyntaxElement },
[INFO] [stdout]    |                     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `key` is never read
[INFO] [stdout]   --> src/dom/error.rs:14:23
[INFO] [stdout]    |
[INFO] [stdout] 14 |     ConflictingKeys { key: Key, other_key: Key },
[INFO] [stdout]    |                       ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `other_key` is never read
[INFO] [stdout]   --> src/dom/error.rs:14:33
[INFO] [stdout]    |
[INFO] [stdout] 14 |     ConflictingKeys { key: Key, other_key: Key },
[INFO] [stdout]    |                                 ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `errors` is never read
[INFO] [stdout]  --> src/error.rs:9:21
[INFO] [stdout]   |
[INFO] [stdout] 9 |     InvalidSyntax { errors: Vec<crate::parser::Error> },
[INFO] [stdout]   |                     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `errors` is never read
[INFO] [stdout]   --> src/error.rs:11:18
[INFO] [stdout]    |
[INFO] [stdout] 11 |     InvalidDom { errors: Vec<DomError> },
[INFO] [stdout]    |                  ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/util/mapper.rs:46:27
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub struct CharacterRange(u64, u64);
[INFO] [stdout]    |            -------------- ^^^  ^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            fields in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing these fields
[INFO] [stdout]    = note: `CharacterRange` has derived impls for the traits `Clone` and `Debug`, but these are 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/dom/visitor.rs:88:32
[INFO] [stdout]    |
[INFO] [stdout] 88 | pub fn visit_annotations(node: &Node) -> Visitor<()> {
[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 | pub fn visit_annotations(node: &Node) -> Visitor<'_, ()> {
[INFO] [stdout]    |                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.53s
[INFO] running `Command { std: "docker" "inspect" "e96f620c506a7638fdde731890899d87c1e14272a65bd55506fea8d8d57f8975", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e96f620c506a7638fdde731890899d87c1e14272a65bd55506fea8d8d57f8975", kill_on_drop: false }`
[INFO] [stdout] e96f620c506a7638fdde731890899d87c1e14272a65bd55506fea8d8d57f8975
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 52003a72f528bac9031477be60d201a3ac89fae53a2820f34effc3928a17a605
[INFO] running `Command { std: "docker" "start" "-a" "52003a72f528bac9031477be60d201a3ac89fae53a2820f34effc3928a17a605", kill_on_drop: false }`
[INFO] [stderr] warning: value assigned to `syntax` is never read
[INFO] [stderr]  --> src/dom/error.rs:8:19
[INFO] [stderr]   |
[INFO] [stderr] 8 |     InvalidNode { syntax: SyntaxElement },
[INFO] [stderr]   |                   ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: maybe it is overwritten before being read?
[INFO] [stderr]   = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `syntax` is never read
[INFO] [stderr]   --> src/dom/error.rs:10:21
[INFO] [stderr]    |
[INFO] [stderr] 10 |     InvalidString { syntax: SyntaxElement },
[INFO] [stderr]    |                     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `syntax` is never read
[INFO] [stderr]   --> src/dom/error.rs:12:21
[INFO] [stderr]    |
[INFO] [stderr] 12 |     InvalidNumber { syntax: SyntaxElement },
[INFO] [stderr]    |                     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `key` is never read
[INFO] [stderr]   --> src/dom/error.rs:14:23
[INFO] [stderr]    |
[INFO] [stderr] 14 |     ConflictingKeys { key: Key, other_key: Key },
[INFO] [stderr]    |                       ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `other_key` is never read
[INFO] [stderr]   --> src/dom/error.rs:14:33
[INFO] [stderr]    |
[INFO] [stderr] 14 |     ConflictingKeys { key: Key, other_key: Key },
[INFO] [stderr]    |                                 ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `errors` is never read
[INFO] [stderr]  --> src/error.rs:9:21
[INFO] [stderr]   |
[INFO] [stderr] 9 |     InvalidSyntax { errors: Vec<crate::parser::Error> },
[INFO] [stderr]   |                     ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `errors` is never read
[INFO] [stderr]   --> src/error.rs:11:18
[INFO] [stderr]    |
[INFO] [stderr] 11 |     InvalidDom { errors: Vec<DomError> },
[INFO] [stderr]    |                  ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: fields `0` and `1` are never read
[INFO] [stderr]   --> src/util/mapper.rs:46:27
[INFO] [stderr]    |
[INFO] [stderr] 46 | pub struct CharacterRange(u64, u64);
[INFO] [stderr]    |            -------------- ^^^  ^^^
[INFO] [stderr]    |            |
[INFO] [stderr]    |            fields in this struct
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider removing these fields
[INFO] [stderr]    = note: `CharacterRange` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/dom/visitor.rs:88:32
[INFO] [stderr]    |
[INFO] [stderr] 88 | pub fn visit_annotations(node: &Node) -> Visitor<()> {
[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 | pub fn visit_annotations(node: &Node) -> Visitor<'_, ()> {
[INFO] [stderr]    |                                                  +++
[INFO] [stderr] 
[INFO] [stderr] warning: `jsona` (lib) generated 9 warnings (run `cargo fix --lib -p jsona` to apply 1 suggestion)
[INFO] [stderr] warning: `jsona` (lib test) generated 9 warnings (9 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/jsona-de1b7071947dab31)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test util::glob::test_glob_key ... ok
[INFO] [stdout] test syntax::tests::test_lex ... ok
[INFO] [stdout] test dom::query_keys::tests::test_parse_keys ... ok
[INFO] [stdout] test util::quote::tests::test_unquote ... ok
[INFO] [stdout] test util::quote::tests::test_check_quote ... ok
[INFO] [stdout] test util::quote::tests::test_validate_quote ... ok
[INFO] [stdout] test util::quote::tests::test_quote ... ok
[INFO] [stdout] test util::quote::tests::test_strip_quote ... ok
[INFO] [stdout] test dom::query_keys::tests::test_match_keys ... ok
[INFO] [stderr]    Doc-tests jsona
[INFO] [stdout] test dom::query_keys::tests::test_parse_keys_fails ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 28) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.40s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "52003a72f528bac9031477be60d201a3ac89fae53a2820f34effc3928a17a605", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52003a72f528bac9031477be60d201a3ac89fae53a2820f34effc3928a17a605", kill_on_drop: false }`
[INFO] [stdout] 52003a72f528bac9031477be60d201a3ac89fae53a2820f34effc3928a17a605
