[INFO] fetching crate nb2nl 0.2.0...
[INFO] checking nb2nl-0.2.0 against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3
[INFO] extracting crate nb2nl 0.2.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate nb2nl 0.2.0
[INFO] finished tweaking crates.io crate nb2nl 0.2.0
[INFO] tweaked toml for crates.io crate nb2nl 0.2.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate nb2nl 0.2.0 on toolchain b1f2594eac607c1f051534800237eeedb5590a49
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate nb2nl 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" "+b1f2594eac607c1f051534800237eeedb5590a49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 341e2dc7697cc47ca9755d40d14953b8723ac8d49bf63ff46fa67c5212afd3a7
[INFO] running `Command { std: "docker" "start" "-a" "341e2dc7697cc47ca9755d40d14953b8723ac8d49bf63ff46fa67c5212afd3a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "341e2dc7697cc47ca9755d40d14953b8723ac8d49bf63ff46fa67c5212afd3a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "341e2dc7697cc47ca9755d40d14953b8723ac8d49bf63ff46fa67c5212afd3a7", kill_on_drop: false }`
[INFO] [stdout] 341e2dc7697cc47ca9755d40d14953b8723ac8d49bf63ff46fa67c5212afd3a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c2d130b7b976abf4c08836e32435120f03ec0f1b9eabf7b6c371896a0f29e9e6
[INFO] running `Command { std: "docker" "start" "-a" "c2d130b7b976abf4c08836e32435120f03ec0f1b9eabf7b6c371896a0f29e9e6", kill_on_drop: false }`
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling siphasher v0.3.5
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling pico-args v0.4.2
[INFO] [stderr]    Compiling diff v0.1.12
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]     Checking ordslice v0.3.0
[INFO] [stderr]    Compiling ena v0.14.0
[INFO] [stderr]    Compiling bit-set v0.5.2
[INFO] [stderr]    Compiling string_cache v0.8.1
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling term v0.7.0
[INFO] [stderr]    Compiling ascii-canvas v3.0.0
[INFO] [stderr]     Checking lalrpop-util v0.19.6
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling lalrpop v0.19.6
[INFO] [stderr]     Checking serde_json v1.0.66
[INFO] [stderr]    Compiling nb2nl v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `func` is never read
[INFO] [stdout]   --> src/nl2xml/mod.rs:58:25
[INFO] [stdout]    |
[INFO] [stdout] 58 |     FuncHeaderHadApos { func: Ident, name: Ident },
[INFO] [stdout]    |     -----------------   ^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ErrorKind` has a derived impl for the trait `Debug`, but this is 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: field `func` is never read
[INFO] [stdout]   --> src/nl2xml/mod.rs:78:27
[INFO] [stdout]    |
[INFO] [stdout] 78 |     ReportInNonReporter { func: Ident, report_span: Span },
[INFO] [stdout]    |     -------------------   ^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ErrorKind` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `func` is never read
[INFO] [stdout]   --> src/nl2xml/mod.rs:79:23
[INFO] [stdout]    |
[INFO] [stdout] 79 |     UnreachableCode { func: Ident, unreachable_span: Span },
[INFO] [stdout]    |     ---------------   ^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ErrorKind` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/nl2xml/mod.rs:299:21
[INFO] [stdout]     |
[INFO] [stdout] 299 |     fn find_var<'b>(&self, scopes: &[LinkedHashMap<&str, &Ident>], ident: &Ident) -> Result<StorageLocation, ErrorKind<'b>> {
[INFO] [stdout]     |                     ^^^^^ the lifetime is elided here                                       ^^^^^^^^^^^^^^^ the same lifetime is hidden 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] 299 |     fn find_var<'b>(&self, scopes: &[LinkedHashMap<&str, &Ident>], ident: &Ident) -> Result<StorageLocation<'_>, ErrorKind<'b>> {
[INFO] [stdout]     |                                                                                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/nl2xml/mod.rs:761:31
[INFO] [stdout]     |
[INFO] [stdout] 761 |     fn init_global<'b>(items: &[Item]) -> Result<Program, ErrorKind<'b>> {
[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] 761 |     fn init_global<'b>(items: &[Item]) -> Result<Program<'_>, ErrorKind<'b>> {
[INFO] [stdout]     |                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/nl2xml/ast.rs:268:23
[INFO] [stdout]     |
[INFO] [stdout] 268 | pub fn parse(program: &str) -> Result<Vec<Item>, ParseError<usize, Token, AstError>> {
[INFO] [stdout]     |                       ^^^^ the lifetime is elided here             ^^^^^ the same lifetime is hidden 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] 268 | pub fn parse(program: &str) -> Result<Vec<Item>, ParseError<usize, Token<'_>, AstError>> {
[INFO] [stdout]     |                                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `func` is never read
[INFO] [stdout]   --> src/nl2xml/mod.rs:58:25
[INFO] [stdout]    |
[INFO] [stdout] 58 |     FuncHeaderHadApos { func: Ident, name: Ident },
[INFO] [stdout]    |     -----------------   ^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ErrorKind` has a derived impl for the trait `Debug`, but this is 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: field `func` is never read
[INFO] [stdout]   --> src/nl2xml/mod.rs:78:27
[INFO] [stdout]    |
[INFO] [stdout] 78 |     ReportInNonReporter { func: Ident, report_span: Span },
[INFO] [stdout]    |     -------------------   ^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ErrorKind` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `func` is never read
[INFO] [stdout]   --> src/nl2xml/mod.rs:79:23
[INFO] [stdout]    |
[INFO] [stdout] 79 |     UnreachableCode { func: Ident, unreachable_span: Span },
[INFO] [stdout]    |     ---------------   ^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ErrorKind` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/nl2xml/mod.rs:299:21
[INFO] [stdout]     |
[INFO] [stdout] 299 |     fn find_var<'b>(&self, scopes: &[LinkedHashMap<&str, &Ident>], ident: &Ident) -> Result<StorageLocation, ErrorKind<'b>> {
[INFO] [stdout]     |                     ^^^^^ the lifetime is elided here                                       ^^^^^^^^^^^^^^^ the same lifetime is hidden 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] 299 |     fn find_var<'b>(&self, scopes: &[LinkedHashMap<&str, &Ident>], ident: &Ident) -> Result<StorageLocation<'_>, ErrorKind<'b>> {
[INFO] [stdout]     |                                                                                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/nl2xml/mod.rs:761:31
[INFO] [stdout]     |
[INFO] [stdout] 761 |     fn init_global<'b>(items: &[Item]) -> Result<Program, ErrorKind<'b>> {
[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] 761 |     fn init_global<'b>(items: &[Item]) -> Result<Program<'_>, ErrorKind<'b>> {
[INFO] [stdout]     |                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/nl2xml/ast.rs:268:23
[INFO] [stdout]     |
[INFO] [stdout] 268 | pub fn parse(program: &str) -> Result<Vec<Item>, ParseError<usize, Token, AstError>> {
[INFO] [stdout]     |                       ^^^^ the lifetime is elided here             ^^^^^ the same lifetime is hidden 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] 268 | pub fn parse(program: &str) -> Result<Vec<Item>, ParseError<usize, Token<'_>, AstError>> {
[INFO] [stdout]     |                                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 51.92s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: lalrpop v0.19.6
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 7`
[INFO] running `Command { std: "docker" "inspect" "c2d130b7b976abf4c08836e32435120f03ec0f1b9eabf7b6c371896a0f29e9e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2d130b7b976abf4c08836e32435120f03ec0f1b9eabf7b6c371896a0f29e9e6", kill_on_drop: false }`
[INFO] [stdout] c2d130b7b976abf4c08836e32435120f03ec0f1b9eabf7b6c371896a0f29e9e6
