[INFO] cloning repository https://github.com/litala123/kiwi-lang
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/litala123/kiwi-lang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flitala123%2Fkiwi-lang", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flitala123%2Fkiwi-lang'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e87fab5ef05302ed3569a1169405ab0818f3eb80
[INFO] checking litala123/kiwi-lang against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flitala123%2Fkiwi-lang" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/litala123/kiwi-lang on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/litala123/kiwi-lang
[INFO] finished tweaking git repo https://github.com/litala123/kiwi-lang
[INFO] tweaked toml for git repo https://github.com/litala123/kiwi-lang written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/litala123/kiwi-lang already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded test-case v1.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2b7c1ffbc75536234f4cbc5fea884c6392f790e47d30383d6631856159495d03
[INFO] running `Command { std: "docker" "start" "-a" "2b7c1ffbc75536234f4cbc5fea884c6392f790e47d30383d6631856159495d03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2b7c1ffbc75536234f4cbc5fea884c6392f790e47d30383d6631856159495d03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b7c1ffbc75536234f4cbc5fea884c6392f790e47d30383d6631856159495d03", kill_on_drop: false }`
[INFO] [stdout] 2b7c1ffbc75536234f4cbc5fea884c6392f790e47d30383d6631856159495d03
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] debd24be995e3c6fea11a403bba8d4e1889dd135d9d0180a796b3fc6d9a6f9a1
[INFO] running `Command { std: "docker" "start" "-a" "debd24be995e3c6fea11a403bba8d4e1889dd135d9d0180a796b3fc6d9a6f9a1", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling radium v0.5.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]     Checking funty v1.1.0
[INFO] [stderr]     Checking wyz v0.2.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling nom v6.1.2
[INFO] [stderr]    Compiling test-case v1.1.0
[INFO] [stderr]     Checking bitvec v0.19.5
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking kiwi-lang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `id_nonid_parser`
[INFO] [stdout]  --> src/parser.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn id_nonid_parser(i: &str) -> nom::IResult<&str, &str> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `identifier_parser`
[INFO] [stdout]  --> src/parser.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn identifier_parser(i: &str) -> nom::IResult<&str, &str> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `non_identifier_parser`
[INFO] [stdout]   --> src/parser.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn non_identifier_parser(i: &str) -> nom::IResult<&str, &str> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `integer_literal_parser`
[INFO] [stdout]   --> src/parser.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub fn integer_literal_parser(i: &str) -> nom::IResult<&str, &str> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `whitespace_maybe_parser`
[INFO] [stdout]   --> src/parser.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub fn whitespace_maybe_parser(i: &str) -> nom::IResult<&str, &str> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `whitespace_parser`
[INFO] [stdout]   --> src/parser.rs:44:8
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub fn whitespace_parser(i: &str) -> nom::IResult<&str, &str> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `whitespace_maybe_parser`
[INFO] [stdout]   --> src/parser.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub fn whitespace_maybe_parser(i: &str) -> nom::IResult<&str, &str> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.21s
[INFO] running `Command { std: "docker" "inspect" "debd24be995e3c6fea11a403bba8d4e1889dd135d9d0180a796b3fc6d9a6f9a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "debd24be995e3c6fea11a403bba8d4e1889dd135d9d0180a796b3fc6d9a6f9a1", kill_on_drop: false }`
[INFO] [stdout] debd24be995e3c6fea11a403bba8d4e1889dd135d9d0180a796b3fc6d9a6f9a1