[INFO] cloning repository https://github.com/renoob21/memento
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/renoob21/memento" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frenoob21%2Fmemento", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frenoob21%2Fmemento'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bf10d804e6422be970310a14ff090af66ed03b28
[INFO] checking renoob21/memento against try#0611f7de057c584b8771102fde7aed6c70c71d3b for pr-146440
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frenoob21%2Fmemento" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/renoob21/memento
[INFO] finished tweaking git repo https://github.com/renoob21/memento
[INFO] tweaked toml for git repo https://github.com/renoob21/memento written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/renoob21/memento on toolchain 0611f7de057c584b8771102fde7aed6c70c71d3b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/renoob21/memento 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" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c10a72401b436914173d1231f0f74ed453f0e7f99a3a97319d7b5fd1a00bc6f6
[INFO] running `Command { std: "docker" "start" "-a" "c10a72401b436914173d1231f0f74ed453f0e7f99a3a97319d7b5fd1a00bc6f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c10a72401b436914173d1231f0f74ed453f0e7f99a3a97319d7b5fd1a00bc6f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c10a72401b436914173d1231f0f74ed453f0e7f99a3a97319d7b5fd1a00bc6f6", kill_on_drop: false }`
[INFO] [stdout] c10a72401b436914173d1231f0f74ed453f0e7f99a3a97319d7b5fd1a00bc6f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 03f82872a6ce4e81d4db37f9354d1b15c8a6a17a8b100ea8ea3f2747850973a2
[INFO] running `Command { std: "docker" "start" "-a" "03f82872a6ce4e81d4db37f9354d1b15c8a6a17a8b100ea8ea3f2747850973a2", kill_on_drop: false }`
[INFO] [stderr]     Checking memento v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: struct `Element` is never constructed
[INFO] [stdout]  --> src/query/mod.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Element {
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]   = note: `#[deny(unused_unconstructable_pub_struct)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `one_or_more` is never used
[INFO] [stdout]    --> src/query/mod.rs:198:4
[INFO] [stdout]     |
[INFO] [stdout] 198 | fn one_or_more<'a, P, A>(parser: P) -> impl Parser<'a, Vec<A>> 
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `space1` is never used
[INFO] [stdout]    --> src/query/mod.rs:266:4
[INFO] [stdout]     |
[INFO] [stdout] 266 | fn space1<'a>() -> impl Parser<'a, Vec<char>> {
[INFO] [stdout]     |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/query/mod.rs:137:22
[INFO] [stdout]     |
[INFO] [stdout] 137 | fn identifier(input: &str) -> ParseResult<String> {
[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] 137 | fn identifier(input: &str) -> ParseResult<'_, String> {
[INFO] [stdout]     |                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/query/mod.rs:237:20
[INFO] [stdout]     |
[INFO] [stdout] 237 | fn any_char(input: &str) -> ParseResult<char> {
[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] 237 | fn any_char(input: &str) -> ParseResult<'_, char> {
[INFO] [stdout]     |                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `memento` (lib test) due to 1 previous error; 4 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: struct `Element` is never constructed
[INFO] [stdout]  --> src/query/mod.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Element {
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]   = note: `#[deny(unused_unconstructable_pub_struct)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `memento` (lib) due to 1 previous error; 4 warnings emitted
[INFO] [stdout] warning: function `one_or_more` is never used
[INFO] [stdout]    --> src/query/mod.rs:198:4
[INFO] [stdout]     |
[INFO] [stdout] 198 | fn one_or_more<'a, P, A>(parser: P) -> impl Parser<'a, Vec<A>> 
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `space1` is never used
[INFO] [stdout]    --> src/query/mod.rs:266:4
[INFO] [stdout]     |
[INFO] [stdout] 266 | fn space1<'a>() -> impl Parser<'a, Vec<char>> {
[INFO] [stdout]     |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/query/mod.rs:137:22
[INFO] [stdout]     |
[INFO] [stdout] 137 | fn identifier(input: &str) -> ParseResult<String> {
[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] 137 | fn identifier(input: &str) -> ParseResult<'_, String> {
[INFO] [stdout]     |                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/query/mod.rs:237:20
[INFO] [stdout]     |
[INFO] [stdout] 237 | fn any_char(input: &str) -> ParseResult<char> {
[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] 237 | fn any_char(input: &str) -> ParseResult<'_, char> {
[INFO] [stdout]     |                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "03f82872a6ce4e81d4db37f9354d1b15c8a6a17a8b100ea8ea3f2747850973a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03f82872a6ce4e81d4db37f9354d1b15c8a6a17a8b100ea8ea3f2747850973a2", kill_on_drop: false }`
[INFO] [stdout] 03f82872a6ce4e81d4db37f9354d1b15c8a6a17a8b100ea8ea3f2747850973a2
