[INFO] cloning repository https://github.com/luizlls/nitrine
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/luizlls/nitrine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluizlls%2Fnitrine", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluizlls%2Fnitrine'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e31d4ac4e6d4cedfcf9a63666b3f8bb3f3211145
[INFO] testing luizlls/nitrine against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluizlls%2Fnitrine" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/luizlls/nitrine on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/luizlls/nitrine
[INFO] finished tweaking git repo https://github.com/luizlls/nitrine
[INFO] tweaked toml for git repo https://github.com/luizlls/nitrine written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/luizlls/nitrine already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dd7c423a4731fe017476ad43f7f5afbe7f7c4881a057cd84701abf565cabb700
[INFO] running `Command { std: "docker" "start" "-a" "dd7c423a4731fe017476ad43f7f5afbe7f7c4881a057cd84701abf565cabb700", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd7c423a4731fe017476ad43f7f5afbe7f7c4881a057cd84701abf565cabb700", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd7c423a4731fe017476ad43f7f5afbe7f7c4881a057cd84701abf565cabb700", kill_on_drop: false }`
[INFO] [stdout] dd7c423a4731fe017476ad43f7f5afbe7f7c4881a057cd84701abf565cabb700
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 265f8cf7adc10617a38c45ec99c0c7094166e62bbc01fade6c0bc22bf6a6016b
[INFO] running `Command { std: "docker" "start" "-a" "265f8cf7adc10617a38c45ec99c0c7094166e62bbc01fade6c0bc22bf6a6016b", kill_on_drop: false }`
[INFO] [stderr]    Compiling nitrine v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct is never constructed: `Context`
[INFO] [stdout]  --> src/analysis.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct Context<'ctx> {
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]  --> src/analysis.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fn new() -> Context<'ctx> {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `nested`
[INFO] [stdout]   --> src/analysis.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 |     fn nested(parent: &'ctx Context) -> Context<'ctx> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `insert`
[INFO] [stdout]   --> src/analysis.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn insert(&mut self, name: String) {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `find`
[INFO] [stdout]   --> src/analysis.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn find(&self, name: &str) -> bool {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Analyzer`
[INFO] [stdout]   --> src/analysis.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 | struct Analyzer {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.49s
[INFO] running `Command { std: "docker" "inspect" "265f8cf7adc10617a38c45ec99c0c7094166e62bbc01fade6c0bc22bf6a6016b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "265f8cf7adc10617a38c45ec99c0c7094166e62bbc01fade6c0bc22bf6a6016b", kill_on_drop: false }`
[INFO] [stdout] 265f8cf7adc10617a38c45ec99c0c7094166e62bbc01fade6c0bc22bf6a6016b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ef81f3b618d5e950b82cf0790ca5b770deb3d1c22ecc79da0032ac4d282e4e50
[INFO] running `Command { std: "docker" "start" "-a" "ef81f3b618d5e950b82cf0790ca5b770deb3d1c22ecc79da0032ac4d282e4e50", kill_on_drop: false }`
[INFO] [stdout] warning: struct is never constructed: `Context`
[INFO] [stdout]  --> src/analysis.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct Context<'ctx> {
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling nitrine v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]  --> src/analysis.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fn new() -> Context<'ctx> {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `nested`
[INFO] [stdout]   --> src/analysis.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 |     fn nested(parent: &'ctx Context) -> Context<'ctx> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `insert`
[INFO] [stdout]   --> src/analysis.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn insert(&mut self, name: String) {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `find`
[INFO] [stdout]   --> src/analysis.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn find(&self, name: &str) -> bool {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Analyzer`
[INFO] [stdout]   --> src/analysis.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 | struct Analyzer {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Context`
[INFO] [stdout]  --> src/analysis.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct Context<'ctx> {
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]  --> src/analysis.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fn new() -> Context<'ctx> {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `nested`
[INFO] [stdout]   --> src/analysis.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 |     fn nested(parent: &'ctx Context) -> Context<'ctx> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `insert`
[INFO] [stdout]   --> src/analysis.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn insert(&mut self, name: String) {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `find`
[INFO] [stdout]   --> src/analysis.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn find(&self, name: &str) -> bool {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Analyzer`
[INFO] [stdout]   --> src/analysis.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 | struct Analyzer {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `Command { std: "docker" "inspect" "ef81f3b618d5e950b82cf0790ca5b770deb3d1c22ecc79da0032ac4d282e4e50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef81f3b618d5e950b82cf0790ca5b770deb3d1c22ecc79da0032ac4d282e4e50", kill_on_drop: false }`
[INFO] [stdout] ef81f3b618d5e950b82cf0790ca5b770deb3d1c22ecc79da0032ac4d282e4e50
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5d44fc36ccb6d5a3b06775d1c4434082818f1028cdcf1308467d7fb9309bb54b
[INFO] running `Command { std: "docker" "start" "-a" "5d44fc36ccb6d5a3b06775d1c4434082818f1028cdcf1308467d7fb9309bb54b", kill_on_drop: false }`
[INFO] [stderr] warning: struct is never constructed: `Context`
[INFO] [stderr]  --> src/analysis.rs:3:8
[INFO] [stderr]   |
[INFO] [stderr] 3 | struct Context<'ctx> {
[INFO] [stderr]   |        ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]  --> src/analysis.rs:9:8
[INFO] [stderr]   |
[INFO] [stderr] 9 |     fn new() -> Context<'ctx> {
[INFO] [stderr]   |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `nested`
[INFO] [stderr]   --> src/analysis.rs:16:8
[INFO] [stderr]    |
[INFO] [stderr] 16 |     fn nested(parent: &'ctx Context) -> Context<'ctx> {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `insert`
[INFO] [stderr]   --> src/analysis.rs:23:8
[INFO] [stderr]    |
[INFO] [stderr] 23 |     fn insert(&mut self, name: String) {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `find`
[INFO] [stderr]   --> src/analysis.rs:27:8
[INFO] [stderr]    |
[INFO] [stderr] 27 |     fn find(&self, name: &str) -> bool {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Analyzer`
[INFO] [stderr]   --> src/analysis.rs:38:8
[INFO] [stderr]    |
[INFO] [stderr] 38 | struct Analyzer {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `nitrine` (lib) generated 6 warnings
[INFO] [stderr] warning: `nitrine` (lib test) generated 6 warnings (6 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/nitrine-507f710ac4008b57)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test lexer::tests::lex_complex_string ... ok
[INFO] [stdout] test lexer::tests::lex_identifier ... ok
[INFO] [stdout] test lexer::tests::lex_float ... ok
[INFO] [stdout] test lexer::tests::lex_keyword ... ok
[INFO] [stdout] test lexer::tests::lex_simple_string ... ok
[INFO] [stdout] test lexer::tests::lex_string_template ... ok
[INFO] [stdout] test lexer::tests::lex_symbol ... ok
[INFO] [stdout] test lexer::tests::lexer_integer ... ok
[INFO] [stdout] test lexer::tests::lex_operator ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/nitrine-af95d274877df7eb)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests nitrine
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5d44fc36ccb6d5a3b06775d1c4434082818f1028cdcf1308467d7fb9309bb54b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d44fc36ccb6d5a3b06775d1c4434082818f1028cdcf1308467d7fb9309bb54b", kill_on_drop: false }`
[INFO] [stdout] 5d44fc36ccb6d5a3b06775d1c4434082818f1028cdcf1308467d7fb9309bb54b