[INFO] cloning repository https://github.com/sajikix/mf2-parser
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sajikix/mf2-parser" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsajikix%2Fmf2-parser", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsajikix%2Fmf2-parser'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dc3562f4454e28da0aa1f5afb13b5f27f6166aa0
[INFO] checking sajikix/mf2-parser against try#e658ebe4ffa1b515cd2ef06dd428d0d063e2ae6b for pr-144896
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsajikix%2Fmf2-parser" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/sajikix/mf2-parser
[INFO] finished tweaking git repo https://github.com/sajikix/mf2-parser
[INFO] tweaked toml for git repo https://github.com/sajikix/mf2-parser written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/sajikix/mf2-parser on toolchain e658ebe4ffa1b515cd2ef06dd428d0d063e2ae6b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e658ebe4ffa1b515cd2ef06dd428d0d063e2ae6b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/sajikix/mf2-parser 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" "+e658ebe4ffa1b515cd2ef06dd428d0d063e2ae6b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:ae6f63d130afcfff7f91f5ba9fdb2a74d52830289c6a2ea2d23a94dcfb480a0d" "/opt/rustwide/cargo-home/bin/cargo" "+e658ebe4ffa1b515cd2ef06dd428d0d063e2ae6b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a43e550c2a0e993b2df34273e6c894d1e72faeefac7cf2b66340276e2dc24f31
[INFO] running `Command { std: "docker" "start" "-a" "a43e550c2a0e993b2df34273e6c894d1e72faeefac7cf2b66340276e2dc24f31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a43e550c2a0e993b2df34273e6c894d1e72faeefac7cf2b66340276e2dc24f31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a43e550c2a0e993b2df34273e6c894d1e72faeefac7cf2b66340276e2dc24f31", kill_on_drop: false }`
[INFO] [stdout] a43e550c2a0e993b2df34273e6c894d1e72faeefac7cf2b66340276e2dc24f31
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:ae6f63d130afcfff7f91f5ba9fdb2a74d52830289c6a2ea2d23a94dcfb480a0d" "/opt/rustwide/cargo-home/bin/cargo" "+e658ebe4ffa1b515cd2ef06dd428d0d063e2ae6b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ac1b8e85ad14ff250c4e29f7f374310f7db35d0f367f363d8d4067e08a350963
[INFO] running `Command { std: "docker" "start" "-a" "ac1b8e85ad14ff250c4e29f7f374310f7db35d0f367f363d8d4067e08a350963", kill_on_drop: false }`
[INFO] [stderr]     Checking mf2-parser v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `is_quoted_char` is never used
[INFO] [stdout]  --> src/validators.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn is_quoted_char(c: char) -> bool {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_simple_start_char` is never used
[INFO] [stdout]   --> src/validators.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn is_simple_start_char(c: char) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_text_char` is never used
[INFO] [stdout]   --> src/validators.rs:25:4
[INFO] [stdout]    |
[INFO] [stdout] 25 | fn is_text_char(c: char) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_valid_quoted_literal_string` is never used
[INFO] [stdout]    --> src/validators.rs:108:8
[INFO] [stdout]     |
[INFO] [stdout] 108 | pub fn is_valid_quoted_literal_string(s: &str) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_valid_text_string` is never used
[INFO] [stdout]    --> src/validators.rs:142:8
[INFO] [stdout]     |
[INFO] [stdout] 142 | pub fn is_valid_text_string(s: &str) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_valid_unquoted_literal_string` is never used
[INFO] [stdout]    --> src/validators.rs:209:8
[INFO] [stdout]     |
[INFO] [stdout] 209 | pub fn is_valid_unquoted_literal_string(s: &str) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_quoted_char` is never used
[INFO] [stdout]  --> src/validators.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn is_quoted_char(c: char) -> bool {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_simple_start_char` is never used
[INFO] [stdout]   --> src/validators.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn is_simple_start_char(c: char) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_text_char` is never used
[INFO] [stdout]   --> src/validators.rs:25:4
[INFO] [stdout]    |
[INFO] [stdout] 25 | fn is_text_char(c: char) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_valid_quoted_literal_string` is never used
[INFO] [stdout]    --> src/validators.rs:108:8
[INFO] [stdout]     |
[INFO] [stdout] 108 | pub fn is_valid_quoted_literal_string(s: &str) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_valid_text_string` is never used
[INFO] [stdout]    --> src/validators.rs:142:8
[INFO] [stdout]     |
[INFO] [stdout] 142 | pub fn is_valid_text_string(s: &str) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_valid_unquoted_literal_string` is never used
[INFO] [stdout]    --> src/validators.rs:209:8
[INFO] [stdout]     |
[INFO] [stdout] 209 | pub fn is_valid_unquoted_literal_string(s: &str) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "ac1b8e85ad14ff250c4e29f7f374310f7db35d0f367f363d8d4067e08a350963", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac1b8e85ad14ff250c4e29f7f374310f7db35d0f367f363d8d4067e08a350963", kill_on_drop: false }`
[INFO] [stdout] ac1b8e85ad14ff250c4e29f7f374310f7db35d0f367f363d8d4067e08a350963