[INFO] fetching crate grammar-utils 0.2.0...
[INFO] testing grammar-utils-0.2.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate grammar-utils 0.2.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate grammar-utils 0.2.0
[INFO] finished tweaking crates.io crate grammar-utils 0.2.0
[INFO] tweaked toml for crates.io crate grammar-utils 0.2.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate grammar-utils 0.2.0 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 grammar-utils 0.2.0 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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cad9afadf59725c79d9ea2a76b3f98684b27ac6bb09b8aca4bf04ed7a87010fe
[INFO] running `Command { std: "docker" "start" "-a" "cad9afadf59725c79d9ea2a76b3f98684b27ac6bb09b8aca4bf04ed7a87010fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cad9afadf59725c79d9ea2a76b3f98684b27ac6bb09b8aca4bf04ed7a87010fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cad9afadf59725c79d9ea2a76b3f98684b27ac6bb09b8aca4bf04ed7a87010fe", kill_on_drop: false }`
[INFO] [stdout] cad9afadf59725c79d9ea2a76b3f98684b27ac6bb09b8aca4bf04ed7a87010fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d3253101a95fefbbaf7cddd3ba6ad1170cae52825fc7d2734af1b1c947ccc044
[INFO] running `Command { std: "docker" "start" "-a" "d3253101a95fefbbaf7cddd3ba6ad1170cae52825fc7d2734af1b1c947ccc044", kill_on_drop: false }`
[INFO] [stderr]    Compiling grammar-utils v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lr0/table.rs:146:22
[INFO] [stdout]     |
[INFO] [stdout] 146 |     pub fn conflicts(&self) -> Vec<Conflict> {
[INFO] [stdout]     |                      ^^^^^         ^^^^^^^^
[INFO] [stdout]     |                      |             |
[INFO] [stdout]     |                      |             the same lifetime is hidden here
[INFO] [stdout]     |                      |             the same lifetime is hidden here
[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] 146 |     pub fn conflicts(&self) -> Vec<Conflict<'_>> {
[INFO] [stdout]     |                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lr0/table.rs:201:18
[INFO] [stdout]     |
[INFO] [stdout] 201 |     pub fn state(&self) -> &'t State {
[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] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 201 |     pub fn state(&self) -> &'t State<'_> {
[INFO] [stdout]     |                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lr1/table.rs:169:22
[INFO] [stdout]     |
[INFO] [stdout] 169 |     pub fn conflicts(&self) -> Vec<Conflict> {
[INFO] [stdout]     |                      ^^^^^         ^^^^^^^^
[INFO] [stdout]     |                      |             |
[INFO] [stdout]     |                      |             the same lifetime is hidden here
[INFO] [stdout]     |                      |             the same lifetime is hidden here
[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] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 169 |     pub fn conflicts(&self) -> Vec<Conflict<'_>> {
[INFO] [stdout]     |                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lr1/table.rs:224:18
[INFO] [stdout]     |
[INFO] [stdout] 224 |     pub fn state(&self) -> &'t State {
[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] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 224 |     pub fn state(&self) -> &'t State<'_> {
[INFO] [stdout]     |                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/grammar.rs:212:20
[INFO] [stdout]     |
[INFO] [stdout] 212 |     pub fn symbols(&self) -> Vec<Symbol> {
[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] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 212 |     pub fn symbols(&self) -> Vec<Symbol<'_>> {
[INFO] [stdout]     |                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/grammar.rs:224:22
[INFO] [stdout]     |
[INFO] [stdout] 224 |     pub fn terminals(&self) -> Vec<Symbol> {
[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] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 224 |     pub fn terminals(&self) -> Vec<Symbol<'_>> {
[INFO] [stdout]     |                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/grammar.rs:235:25
[INFO] [stdout]     |
[INFO] [stdout] 235 |     pub fn nonterminals(&self) -> Vec<Symbol> {
[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] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 235 |     pub fn nonterminals(&self) -> Vec<Symbol<'_>> {
[INFO] [stdout]     |                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/grammar.rs:246:18
[INFO] [stdout]     |
[INFO] [stdout] 246 |     pub fn rules(&self) -> Vec<Rule> {
[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] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 246 |     pub fn rules(&self) -> Vec<Rule<'_>> {
[INFO] [stdout]     |                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/grammar.rs:258:34
[INFO] [stdout]     |
[INFO] [stdout] 258 |     pub fn symbol<S: AsRef<str>>(&self, name: S) -> Option<Symbol> {
[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] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 258 |     pub fn symbol<S: AsRef<str>>(&self, name: S) -> Option<Symbol<'_>> {
[INFO] [stdout]     |                                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.08s
[INFO] running `Command { std: "docker" "inspect" "d3253101a95fefbbaf7cddd3ba6ad1170cae52825fc7d2734af1b1c947ccc044", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3253101a95fefbbaf7cddd3ba6ad1170cae52825fc7d2734af1b1c947ccc044", kill_on_drop: false }`
[INFO] [stdout] d3253101a95fefbbaf7cddd3ba6ad1170cae52825fc7d2734af1b1c947ccc044
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7cee9806a067e35936291603c834ab12c1e479b5872853bab5c69d9f4d450526
[INFO] running `Command { std: "docker" "start" "-a" "7cee9806a067e35936291603c834ab12c1e479b5872853bab5c69d9f4d450526", kill_on_drop: false }`
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lr0/table.rs:146:22
[INFO] [stdout]     |
[INFO] [stdout] 146 |     pub fn conflicts(&self) -> Vec<Conflict> {
[INFO] [stdout]     |                      ^^^^^         ^^^^^^^^
[INFO] [stdout]     |                      |             |
[INFO] [stdout]     |                      |             the same lifetime is hidden here
[INFO] [stdout]     |                      |             the same lifetime is hidden here
[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] 146 |     pub fn conflicts(&self) -> Vec<Conflict<'_>> {
[INFO] [stdout]     |                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lr0/table.rs:201:18
[INFO] [stdout]     |
[INFO] [stdout] 201 |     pub fn state(&self) -> &'t State {
[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] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 201 |     pub fn state(&self) -> &'t State<'_> {
[INFO] [stdout]     |                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lr1/table.rs:169:22
[INFO] [stdout]     |
[INFO] [stdout] 169 |     pub fn conflicts(&self) -> Vec<Conflict> {
[INFO] [stdout]     |                      ^^^^^         ^^^^^^^^
[INFO] [stdout]     |                      |             |
[INFO] [stdout]     |                      |             the same lifetime is hidden here
[INFO] [stdout]     |                      |             the same lifetime is hidden here
[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] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 169 |     pub fn conflicts(&self) -> Vec<Conflict<'_>> {
[INFO] [stdout]     |                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lr1/table.rs:224:18
[INFO] [stdout]     |
[INFO] [stdout] 224 |     pub fn state(&self) -> &'t State {
[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] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 224 |     pub fn state(&self) -> &'t State<'_> {
[INFO] [stdout]     |                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/grammar.rs:212:20
[INFO] [stdout]     |
[INFO] [stdout] 212 |     pub fn symbols(&self) -> Vec<Symbol> {
[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] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 212 |     pub fn symbols(&self) -> Vec<Symbol<'_>> {
[INFO] [stdout]     |                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/grammar.rs:224:22
[INFO] [stdout]     |
[INFO] [stdout] 224 |     pub fn terminals(&self) -> Vec<Symbol> {
[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] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 224 |     pub fn terminals(&self) -> Vec<Symbol<'_>> {
[INFO] [stdout]     |                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/grammar.rs:235:25
[INFO] [stdout]     |
[INFO] [stdout] 235 |     pub fn nonterminals(&self) -> Vec<Symbol> {
[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] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 235 |     pub fn nonterminals(&self) -> Vec<Symbol<'_>> {
[INFO] [stdout]     |                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/grammar.rs:246:18
[INFO] [stdout]     |
[INFO] [stdout] 246 |     pub fn rules(&self) -> Vec<Rule> {
[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] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 246 |     pub fn rules(&self) -> Vec<Rule<'_>> {
[INFO] [stdout]     |                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/grammar.rs:258:34
[INFO] [stdout]     |
[INFO] [stdout] 258 |     pub fn symbol<S: AsRef<str>>(&self, name: S) -> Option<Symbol> {
[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] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 258 |     pub fn symbol<S: AsRef<str>>(&self, name: S) -> Option<Symbol<'_>> {
[INFO] [stdout]     |                                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling grammar-utils v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lr0/table.rs:146:22
[INFO] [stdout]     |
[INFO] [stdout] 146 |     pub fn conflicts(&self) -> Vec<Conflict> {
[INFO] [stdout]     |                      ^^^^^         ^^^^^^^^
[INFO] [stdout]     |                      |             |
[INFO] [stdout]     |                      |             the same lifetime is hidden here
[INFO] [stdout]     |                      |             the same lifetime is hidden here
[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] 146 |     pub fn conflicts(&self) -> Vec<Conflict<'_>> {
[INFO] [stdout]     |                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lr0/table.rs:201:18
[INFO] [stdout]     |
[INFO] [stdout] 201 |     pub fn state(&self) -> &'t State {
[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] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 201 |     pub fn state(&self) -> &'t State<'_> {
[INFO] [stdout]     |                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lr1/table.rs:169:22
[INFO] [stdout]     |
[INFO] [stdout] 169 |     pub fn conflicts(&self) -> Vec<Conflict> {
[INFO] [stdout]     |                      ^^^^^         ^^^^^^^^
[INFO] [stdout]     |                      |             |
[INFO] [stdout]     |                      |             the same lifetime is hidden here
[INFO] [stdout]     |                      |             the same lifetime is hidden here
[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] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 169 |     pub fn conflicts(&self) -> Vec<Conflict<'_>> {
[INFO] [stdout]     |                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lr1/table.rs:224:18
[INFO] [stdout]     |
[INFO] [stdout] 224 |     pub fn state(&self) -> &'t State {
[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] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 224 |     pub fn state(&self) -> &'t State<'_> {
[INFO] [stdout]     |                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/grammar.rs:212:20
[INFO] [stdout]     |
[INFO] [stdout] 212 |     pub fn symbols(&self) -> Vec<Symbol> {
[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] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 212 |     pub fn symbols(&self) -> Vec<Symbol<'_>> {
[INFO] [stdout]     |                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/grammar.rs:224:22
[INFO] [stdout]     |
[INFO] [stdout] 224 |     pub fn terminals(&self) -> Vec<Symbol> {
[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] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 224 |     pub fn terminals(&self) -> Vec<Symbol<'_>> {
[INFO] [stdout]     |                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/grammar.rs:235:25
[INFO] [stdout]     |
[INFO] [stdout] 235 |     pub fn nonterminals(&self) -> Vec<Symbol> {
[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] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 235 |     pub fn nonterminals(&self) -> Vec<Symbol<'_>> {
[INFO] [stdout]     |                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/grammar.rs:246:18
[INFO] [stdout]     |
[INFO] [stdout] 246 |     pub fn rules(&self) -> Vec<Rule> {
[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] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 246 |     pub fn rules(&self) -> Vec<Rule<'_>> {
[INFO] [stdout]     |                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/grammar.rs:258:34
[INFO] [stdout]     |
[INFO] [stdout] 258 |     pub fn symbol<S: AsRef<str>>(&self, name: S) -> Option<Symbol> {
[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] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 258 |     pub fn symbol<S: AsRef<str>>(&self, name: S) -> Option<Symbol<'_>> {
[INFO] [stdout]     |                                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.97s
[INFO] running `Command { std: "docker" "inspect" "7cee9806a067e35936291603c834ab12c1e479b5872853bab5c69d9f4d450526", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cee9806a067e35936291603c834ab12c1e479b5872853bab5c69d9f4d450526", kill_on_drop: false }`
[INFO] [stdout] 7cee9806a067e35936291603c834ab12c1e479b5872853bab5c69d9f4d450526
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8a34212dd98651526e6ee45e7570e4cf0f10a108c90f011434767551ec1dd48e
[INFO] running `Command { std: "docker" "start" "-a" "8a34212dd98651526e6ee45e7570e4cf0f10a108c90f011434767551ec1dd48e", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/lr0/table.rs:146:22
[INFO] [stderr]     |
[INFO] [stderr] 146 |     pub fn conflicts(&self) -> Vec<Conflict> {
[INFO] [stderr]     |                      ^^^^^         ^^^^^^^^
[INFO] [stderr]     |                      |             |
[INFO] [stderr]     |                      |             the same lifetime is hidden here
[INFO] [stderr]     |                      |             the same lifetime is hidden here
[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] 146 |     pub fn conflicts(&self) -> Vec<Conflict<'_>> {
[INFO] [stderr]     |                                            ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/lr0/table.rs:201:18
[INFO] [stderr]     |
[INFO] [stderr] 201 |     pub fn state(&self) -> &'t State {
[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] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 201 |     pub fn state(&self) -> &'t State<'_> {
[INFO] [stderr]     |                                     ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/lr1/table.rs:169:22
[INFO] [stderr]     |
[INFO] [stderr] 169 |     pub fn conflicts(&self) -> Vec<Conflict> {
[INFO] [stderr]     |                      ^^^^^         ^^^^^^^^
[INFO] [stderr]     |                      |             |
[INFO] [stderr]     |                      |             the same lifetime is hidden here
[INFO] [stderr]     |                      |             the same lifetime is hidden here
[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] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 169 |     pub fn conflicts(&self) -> Vec<Conflict<'_>> {
[INFO] [stderr]     |                                            ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/lr1/table.rs:224:18
[INFO] [stderr]     |
[INFO] [stderr] 224 |     pub fn state(&self) -> &'t State {
[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] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 224 |     pub fn state(&self) -> &'t State<'_> {
[INFO] [stderr]     |                                     ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/grammar.rs:212:20
[INFO] [stderr]     |
[INFO] [stderr] 212 |     pub fn symbols(&self) -> Vec<Symbol> {
[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] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 212 |     pub fn symbols(&self) -> Vec<Symbol<'_>> {
[INFO] [stderr]     |                                        ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/grammar.rs:224:22
[INFO] [stderr]     |
[INFO] [stderr] 224 |     pub fn terminals(&self) -> Vec<Symbol> {
[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] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 224 |     pub fn terminals(&self) -> Vec<Symbol<'_>> {
[INFO] [stderr]     |                                          ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/grammar.rs:235:25
[INFO] [stderr]     |
[INFO] [stderr] 235 |     pub fn nonterminals(&self) -> Vec<Symbol> {
[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] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 235 |     pub fn nonterminals(&self) -> Vec<Symbol<'_>> {
[INFO] [stderr]     |                                             ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/grammar.rs:246:18
[INFO] [stderr]     |
[INFO] [stderr] 246 |     pub fn rules(&self) -> Vec<Rule> {
[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] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 246 |     pub fn rules(&self) -> Vec<Rule<'_>> {
[INFO] [stderr]     |                                    ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/grammar.rs:258:34
[INFO] [stderr]     |
[INFO] [stderr] 258 |     pub fn symbol<S: AsRef<str>>(&self, name: S) -> Option<Symbol> {
[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] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 258 |     pub fn symbol<S: AsRef<str>>(&self, name: S) -> Option<Symbol<'_>> {
[INFO] [stderr]     |                                                                  ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `grammar-utils` (lib) generated 9 warnings (run `cargo fix --lib -p grammar-utils` to apply 9 suggestions)
[INFO] [stderr] warning: `grammar-utils` (lib test) generated 9 warnings (9 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/grammar_utils-2469440cfd5f4f66)
[INFO] [stdout] 
[INFO] [stdout] running 27 tests
[INFO] [stdout] test tests::grammar::test_empty ... ok
[INFO] [stdout] test tests::grammar::test_first_left_recursion ... ok
[INFO] [stdout] test tests::grammar::test_first ... ok
[INFO] [stdout] test tests::grammar::test_first2 ... ok
[INFO] [stdout] test tests::grammar::test_can_end_with ... ok
[INFO] [stdout] test tests::grammar::ll1_example1 ... ok
[INFO] [stdout] test tests::grammar::test_first_mutual_recursion ... ok
[INFO] [stdout] test tests::grammar::test_first_nullable ... ok
[INFO] [stdout] test tests::grammar::test_first_seq ... ok
[INFO] [stdout] test tests::grammar::test_first_with_empty ... ok
[INFO] [stdout] test tests::grammar::test_follow_nullable ... ok
[INFO] [stdout] test tests::grammar::test_follow_nullable2 ... ok
[INFO] [stdout] test tests::grammar::test_follow_nullable3 ... ok
[INFO] [stdout] test tests::grammar::test_grammar ... ok
[INFO] [stdout] test tests::grammar::test_is_nullable_seq ... ok
[INFO] [stdout] test tests::grammar::test_is_terminal ... ok
[INFO] [stdout] test tests::grammar::test_nullables_with_empty ... ok
[INFO] [stdout] test tests::lr0::debug_for_items ... ok
[INFO] [stdout] test tests::grammar::test_nullables ... ok
[INFO] [stdout] test tests::lr0::step_item ... ok
[INFO] [stdout] test tests::lr0::test_machine ... ok
[INFO] [stdout] test tests::macros::test_macro ... ok
[INFO] [stdout] test tests::grammar::test_follow_simple ... ok
[INFO] [stdout] test tests::lr1::test_conflicts2 ... ok
[INFO] [stdout] test tests::lr0::test_conflicts ... ok
[INFO] [stdout] test tests::lr1::test_conflicts ... ok
[INFO] [stdout] test tests::lr1::test_machine ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 27 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests grammar_utils
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8a34212dd98651526e6ee45e7570e4cf0f10a108c90f011434767551ec1dd48e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a34212dd98651526e6ee45e7570e4cf0f10a108c90f011434767551ec1dd48e", kill_on_drop: false }`
[INFO] [stdout] 8a34212dd98651526e6ee45e7570e4cf0f10a108c90f011434767551ec1dd48e