[INFO] fetching crate chem-parse 0.3.0...
[INFO] checking chem-parse-0.3.0 against master#a3f76a26e045a760bb1163b7eab36872985242d5 for pr-130930
[INFO] extracting crate chem-parse 0.3.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate chem-parse 0.3.0 on toolchain a3f76a26e045a760bb1163b7eab36872985242d5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a3f76a26e045a760bb1163b7eab36872985242d5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-1-tc1/source/rust-toolchain
[INFO] started tweaking crates.io crate chem-parse 0.3.0
[INFO] finished tweaking crates.io crate chem-parse 0.3.0
[INFO] tweaked toml for crates.io crate chem-parse 0.3.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate chem-parse 0.3.0 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" "+a3f76a26e045a760bb1163b7eab36872985242d5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nias v0.5.0
[INFO] [stderr]   Downloaded rusty-hook v0.11.2
[INFO] [stderr]   Downloaded unicode-width v0.1.9
[INFO] [stderr]   Downloaded toml v0.5.9
[INFO] [stderr]   Downloaded autocfg v1.1.0
[INFO] [stderr]   Downloaded getopts v0.2.21
[INFO] [stderr]   Downloaded indexmap v1.8.1
[INFO] [stderr]   Downloaded serde v1.0.137
[INFO] [stderr]   Downloaded ci_info v0.10.2
[INFO] [stderr]   Downloaded fsio v0.1.3
[INFO] [stderr]   Downloaded envmnt v0.8.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+a3f76a26e045a760bb1163b7eab36872985242d5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4739f408a95ba8dc963e4d97cc6b237fa328190521774f85a2cd18a01a023b9b
[INFO] running `Command { std: "docker" "start" "-a" "4739f408a95ba8dc963e4d97cc6b237fa328190521774f85a2cd18a01a023b9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4739f408a95ba8dc963e4d97cc6b237fa328190521774f85a2cd18a01a023b9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4739f408a95ba8dc963e4d97cc6b237fa328190521774f85a2cd18a01a023b9b", kill_on_drop: false }`
[INFO] [stdout] 4739f408a95ba8dc963e4d97cc6b237fa328190521774f85a2cd18a01a023b9b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+a3f76a26e045a760bb1163b7eab36872985242d5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 98d1f51e45923824c7336d8616bf521ddfbc2d156e994748707e7c3d80cdb7b9
[INFO] running `Command { std: "docker" "start" "-a" "98d1f51e45923824c7336d8616bf521ddfbc2d156e994748707e7c3d80cdb7b9", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling fsio v0.1.3
[INFO] [stderr]    Compiling nias v0.5.0
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking chem-parse v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `meta`
[INFO] [stdout]   --> src/parser.rs:14:44
[INFO] [stdout]    |
[INFO] [stdout] 14 |             Some(Ok(Tokens::Number { data, meta })) => {
[INFO] [stdout]    |                                            ^^^^ help: try ignoring the field: `meta: _`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `meta`
[INFO] [stdout]   --> src/parser.rs:22:45
[INFO] [stdout]    |
[INFO] [stdout] 22 |             Some(Ok(Tokens::Element { data, meta })) => {
[INFO] [stdout]    |                                             ^^^^ help: try ignoring the field: `meta: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `meta`
[INFO] [stdout]   --> src/parser.rs:26:66
[INFO] [stdout]    |
[INFO] [stdout] 26 |                     if let Some(Ok(Tokens::Number { data: count, meta })) = stream.peek() {
[INFO] [stdout]    |                                                                  ^^^^ help: try ignoring the field: `meta: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `meta`
[INFO] [stdout]   --> src/parser.rs:37:36
[INFO] [stdout]    |
[INFO] [stdout] 37 |             Some(Ok(Tokens::Plus { meta })) => {
[INFO] [stdout]    |                                    ^^^^ help: try ignoring the field: `meta: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `meta`
[INFO] [stdout]   --> src/parser.rs:60:38
[INFO] [stdout]    |
[INFO] [stdout] 60 |             Some(Ok(Tokens::Yields { meta })) => {
[INFO] [stdout]    |                                      ^^^^ help: try ignoring the field: `meta: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `meta`
[INFO] [stdout]   --> src/parser.rs:80:17
[INFO] [stdout]    |
[INFO] [stdout] 80 |                 meta,
[INFO] [stdout]    |                 ^^^^ help: try ignoring the field: `meta: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `meta`
[INFO] [stdout]   --> src/parser.rs:87:17
[INFO] [stdout]    |
[INFO] [stdout] 87 |                 meta,
[INFO] [stdout]    |                 ^^^^ help: try ignoring the field: `meta: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]    Compiling envmnt v0.8.4
[INFO] [stderr]     Checking ci_info v0.10.2
[INFO] [stderr]     Checking toml v0.5.9
[INFO] [stderr]    Compiling rusty-hook v0.11.2
[INFO] [stdout] warning: unused variable: `meta`
[INFO] [stdout]   --> src/parser.rs:14:44
[INFO] [stdout]    |
[INFO] [stdout] 14 |             Some(Ok(Tokens::Number { data, meta })) => {
[INFO] [stdout]    |                                            ^^^^ help: try ignoring the field: `meta: _`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `meta`
[INFO] [stdout]   --> src/parser.rs:22:45
[INFO] [stdout]    |
[INFO] [stdout] 22 |             Some(Ok(Tokens::Element { data, meta })) => {
[INFO] [stdout]    |                                             ^^^^ help: try ignoring the field: `meta: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `meta`
[INFO] [stdout]   --> src/parser.rs:26:66
[INFO] [stdout]    |
[INFO] [stdout] 26 |                     if let Some(Ok(Tokens::Number { data: count, meta })) = stream.peek() {
[INFO] [stdout]    |                                                                  ^^^^ help: try ignoring the field: `meta: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `meta`
[INFO] [stdout]   --> src/parser.rs:37:36
[INFO] [stdout]    |
[INFO] [stdout] 37 |             Some(Ok(Tokens::Plus { meta })) => {
[INFO] [stdout]    |                                    ^^^^ help: try ignoring the field: `meta: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `meta`
[INFO] [stdout]   --> src/parser.rs:60:38
[INFO] [stdout]    |
[INFO] [stdout] 60 |             Some(Ok(Tokens::Yields { meta })) => {
[INFO] [stdout]    |                                      ^^^^ help: try ignoring the field: `meta: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `meta`
[INFO] [stdout]   --> src/parser.rs:80:17
[INFO] [stdout]    |
[INFO] [stdout] 80 |                 meta,
[INFO] [stdout]    |                 ^^^^ help: try ignoring the field: `meta: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `meta`
[INFO] [stdout]   --> src/parser.rs:87:17
[INFO] [stdout]    |
[INFO] [stdout] 87 |                 meta,
[INFO] [stdout]    |                 ^^^^ help: try ignoring the field: `meta: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.77s
[INFO] running `Command { std: "docker" "inspect" "98d1f51e45923824c7336d8616bf521ddfbc2d156e994748707e7c3d80cdb7b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98d1f51e45923824c7336d8616bf521ddfbc2d156e994748707e7c3d80cdb7b9", kill_on_drop: false }`
[INFO] [stdout] 98d1f51e45923824c7336d8616bf521ddfbc2d156e994748707e7c3d80cdb7b9