[INFO] cloning repository https://github.com/DeSevilla/rlox
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DeSevilla/rlox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDeSevilla%2Frlox", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDeSevilla%2Frlox'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b3bf30d76a9d5ff5f1dfb75f27135018becc4dda
[INFO] checking DeSevilla/rlox against a5689b034ad287112f709693384a37f1377eb9cc for pr-129249-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDeSevilla%2Frlox" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/DeSevilla/rlox
[INFO] finished tweaking git repo https://github.com/DeSevilla/rlox
[INFO] tweaked toml for git repo https://github.com/DeSevilla/rlox written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/DeSevilla/rlox on toolchain a5689b034ad287112f709693384a37f1377eb9cc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/DeSevilla/rlox 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" "+a5689b034ad287112f709693384a37f1377eb9cc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 0cae1360e82e775af3a15f39fa1ebc9077d4c3efa1ec6141530241a678d2e49d
[INFO] running `Command { std: "docker" "start" "0cae1360e82e775af3a15f39fa1ebc9077d4c3efa1ec6141530241a678d2e49d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0cae1360e82e775af3a15f39fa1ebc9077d4c3efa1ec6141530241a678d2e49d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "0cae1360e82e775af3a15f39fa1ebc9077d4c3efa1ec6141530241a678d2e49d" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0cae1360e82e775af3a15f39fa1ebc9077d4c3efa1ec6141530241a678d2e49d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "0cae1360e82e775af3a15f39fa1ebc9077d4c3efa1ec6141530241a678d2e49d" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking lookahead v0.1.0
[INFO] [stderr]     Checking itertools v0.11.0
[INFO] [stderr]     Checking rlox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: useless conversion to the same type: `Stmt`
[INFO] [stdout]   --> src/parser.rs:96:51
[INFO] [stdout]    |
[INFO] [stdout] 96 |             Some(init) => body = Stmt::Block(vec![init.into(), body]),
[INFO] [stdout]    |                                                   ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]    = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 96 -             Some(init) => body = Stmt::Block(vec![init.into(), body]),
[INFO] [stdout] 96 +             Some(init) => body = Stmt::Block(vec![init, body]),
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 96 -             Some(init) => body = Stmt::Block(vec![init.into(), body]),
[INFO] [stdout] 96 +             Some(init) => body = Stmt::Block(vec![<Stmt as Into<_>>::into(init), body]),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `&str`
[INFO] [stdout]    --> src/parser.rs:329:81
[INFO] [stdout]     |
[INFO] [stdout] 329 |                 _ => {let tok = self.lookahead(0).cloned(); Err(self.error(tok, "Unreachable token type mismatch".into())) }
[INFO] [stdout]     |                                                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 329 -                 _ => {let tok = self.lookahead(0).cloned(); Err(self.error(tok, "Unreachable token type mismatch".into())) }
[INFO] [stdout] 329 +                 _ => {let tok = self.lookahead(0).cloned(); Err(self.error(tok, "Unreachable token type mismatch")) }
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 329 -                 _ => {let tok = self.lookahead(0).cloned(); Err(self.error(tok, "Unreachable token type mismatch".into())) }
[INFO] [stdout] 329 +                 _ => {let tok = self.lookahead(0).cloned(); Err(self.error(tok, <&str as Into<_>>::into("Unreachable token type mismatch"))) }
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `&str`
[INFO] [stdout]    --> src/parser.rs:334:33
[INFO] [stdout]     |
[INFO] [stdout] 334 |             Err(self.error(tok, "Expect expression".into()))
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 334 -             Err(self.error(tok, "Expect expression".into()))
[INFO] [stdout] 334 +             Err(self.error(tok, "Expect expression"))
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 334 -             Err(self.error(tok, "Expect expression".into()))
[INFO] [stdout] 334 +             Err(self.error(tok, <&str as Into<_>>::into("Expect expression")))
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `rlox::Literal`
[INFO] [stdout]   --> src/interpreter.rs:72:34
[INFO] [stdout]    |
[INFO] [stdout] 72 |                     Ok(()) => Ok(Literal::None.into()),
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 72 -                     Ok(()) => Ok(Literal::None.into()),
[INFO] [stdout] 72 +                     Ok(()) => Ok(Literal::None),
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 72 -                     Ok(()) => Ok(Literal::None.into()),
[INFO] [stdout] 72 +                     Ok(()) => Ok(<rlox::Literal as Into<_>>::into(Literal::None)),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/scanner.rs:17:24
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn new(source: &String) -> Scanner {
[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]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn new(source: &String) -> Scanner<'_> {
[INFO] [stdout]    |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rlox` (bin "rlox") due to 4 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: useless conversion to the same type: `Stmt`
[INFO] [stdout]   --> src/parser.rs:96:51
[INFO] [stdout]    |
[INFO] [stdout] 96 |             Some(init) => body = Stmt::Block(vec![init.into(), body]),
[INFO] [stdout]    |                                                   ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]    = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 96 -             Some(init) => body = Stmt::Block(vec![init.into(), body]),
[INFO] [stdout] 96 +             Some(init) => body = Stmt::Block(vec![init, body]),
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 96 -             Some(init) => body = Stmt::Block(vec![init.into(), body]),
[INFO] [stdout] 96 +             Some(init) => body = Stmt::Block(vec![<Stmt as Into<_>>::into(init), body]),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `&str`
[INFO] [stdout]    --> src/parser.rs:329:81
[INFO] [stdout]     |
[INFO] [stdout] 329 |                 _ => {let tok = self.lookahead(0).cloned(); Err(self.error(tok, "Unreachable token type mismatch".into())) }
[INFO] [stdout]     |                                                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 329 -                 _ => {let tok = self.lookahead(0).cloned(); Err(self.error(tok, "Unreachable token type mismatch".into())) }
[INFO] [stdout] 329 +                 _ => {let tok = self.lookahead(0).cloned(); Err(self.error(tok, "Unreachable token type mismatch")) }
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 329 -                 _ => {let tok = self.lookahead(0).cloned(); Err(self.error(tok, "Unreachable token type mismatch".into())) }
[INFO] [stdout] 329 +                 _ => {let tok = self.lookahead(0).cloned(); Err(self.error(tok, <&str as Into<_>>::into("Unreachable token type mismatch"))) }
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `&str`
[INFO] [stdout]    --> src/parser.rs:334:33
[INFO] [stdout]     |
[INFO] [stdout] 334 |             Err(self.error(tok, "Expect expression".into()))
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 334 -             Err(self.error(tok, "Expect expression".into()))
[INFO] [stdout] 334 +             Err(self.error(tok, "Expect expression"))
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 334 -             Err(self.error(tok, "Expect expression".into()))
[INFO] [stdout] 334 +             Err(self.error(tok, <&str as Into<_>>::into("Expect expression")))
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `rlox::Literal`
[INFO] [stdout]   --> src/interpreter.rs:72:34
[INFO] [stdout]    |
[INFO] [stdout] 72 |                     Ok(()) => Ok(Literal::None.into()),
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 72 -                     Ok(()) => Ok(Literal::None.into()),
[INFO] [stdout] 72 +                     Ok(()) => Ok(Literal::None),
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 72 -                     Ok(()) => Ok(Literal::None.into()),
[INFO] [stdout] 72 +                     Ok(()) => Ok(<rlox::Literal as Into<_>>::into(Literal::None)),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/scanner.rs:17:24
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn new(source: &String) -> Scanner {
[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]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn new(source: &String) -> Scanner<'_> {
[INFO] [stdout]    |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rlox` (bin "rlox" test) due to 4 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "0cae1360e82e775af3a15f39fa1ebc9077d4c3efa1ec6141530241a678d2e49d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0cae1360e82e775af3a15f39fa1ebc9077d4c3efa1ec6141530241a678d2e49d", kill_on_drop: false }`
[INFO] [stdout] 0cae1360e82e775af3a15f39fa1ebc9077d4c3efa1ec6141530241a678d2e49d
