[INFO] cloning repository https://github.com/doruche/drcc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/doruche/drcc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdoruche%2Fdrcc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdoruche%2Fdrcc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 53e34221a64e6b9defde3810d9b57ac8cab02f01
[INFO] checking doruche/drcc against a5689b034ad287112f709693384a37f1377eb9cc for pr-129249-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdoruche%2Fdrcc" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/doruche/drcc
[INFO] finished tweaking git repo https://github.com/doruche/drcc
[INFO] tweaked toml for git repo https://github.com/doruche/drcc written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/doruche/drcc 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/doruche/drcc 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 64ad6ee226a15b0801aab2515bf9a53f197e78f934b43a0fe4fb62c5f81eb4d2
[INFO] running `Command { std: "docker" "start" "64ad6ee226a15b0801aab2515bf9a53f197e78f934b43a0fe4fb62c5f81eb4d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "64ad6ee226a15b0801aab2515bf9a53f197e78f934b43a0fe4fb62c5f81eb4d2", 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" "64ad6ee226a15b0801aab2515bf9a53f197e78f934b43a0fe4fb62c5f81eb4d2" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "64ad6ee226a15b0801aab2515bf9a53f197e78f934b43a0fe4fb62c5f81eb4d2", 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" "64ad6ee226a15b0801aab2515bf9a53f197e78f934b43a0fe4fb62c5f81eb4d2" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking cc v0.1.0 (/opt/rustwide/workdir/cc)
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stdout] error: useless conversion to the same type: `Vec<common::error::Error>`
[INFO] [stdout]   --> cc/src/lex/lexer.rs:45:31
[INFO] [stdout]    |
[INFO] [stdout] 45 |             Err(Error::Errors(errors.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]    = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 45 -             Err(Error::Errors(errors.into()))
[INFO] [stdout] 45 +             Err(Error::Errors(errors))
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 45 -             Err(Error::Errors(errors.into()))
[INFO] [stdout] 45 +             Err(Error::Errors(<Vec<common::error::Error> as Into<_>>::into(errors)))
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> cc/src/tac/opt/copy_propagation.rs:66:13
[INFO] [stdout]    |
[INFO] [stdout] 66 |     fn iter(&self) -> Iter {
[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] 66 |     fn iter(&self) -> Iter<'_> {
[INFO] [stdout]    |                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> cc/src/lir/codegen/regalloc/live_analysis.rs:36:17
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub fn iter(&self) -> Iter {
[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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub fn iter(&self) -> Iter<'_> {
[INFO] [stdout]    |                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cc` (lib) due to 1 previous error; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: useless conversion to the same type: `Vec<common::error::Error>`
[INFO] [stdout]   --> cc/src/lex/lexer.rs:45:31
[INFO] [stdout]    |
[INFO] [stdout] 45 |             Err(Error::Errors(errors.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]    = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 45 -             Err(Error::Errors(errors.into()))
[INFO] [stdout] 45 +             Err(Error::Errors(errors))
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 45 -             Err(Error::Errors(errors.into()))
[INFO] [stdout] 45 +             Err(Error::Errors(<Vec<common::error::Error> as Into<_>>::into(errors)))
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `String`
[INFO] [stdout]   --> cc/src/ast/mod.rs:65:36
[INFO] [stdout]    |
[INFO] [stdout] 65 |         let mut lexer = Lexer::new(input.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] 65 -         let mut lexer = Lexer::new(input.into());
[INFO] [stdout] 65 +         let mut lexer = Lexer::new(input);
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 65 -         let mut lexer = Lexer::new(input.into());
[INFO] [stdout] 65 +         let mut lexer = Lexer::new(<String as Into<_>>::into(input));
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `String`
[INFO] [stdout]   --> cc/src/sem/mod.rs:67:48
[INFO] [stdout]    |
[INFO] [stdout] 67 |         let mut lexer = crate::lex::Lexer::new(input.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] 67 -         let mut lexer = crate::lex::Lexer::new(input.into());
[INFO] [stdout] 67 +         let mut lexer = crate::lex::Lexer::new(input);
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 67 -         let mut lexer = crate::lex::Lexer::new(input.into());
[INFO] [stdout] 67 +         let mut lexer = crate::lex::Lexer::new(<String as Into<_>>::into(input));
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `String`
[INFO] [stdout]   --> cc/src/tac/mod.rs:83:36
[INFO] [stdout]    |
[INFO] [stdout] 83 |         let mut lexer = Lexer::new(input.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] 83 -         let mut lexer = Lexer::new(input.into());
[INFO] [stdout] 83 +         let mut lexer = Lexer::new(input);
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 83 -         let mut lexer = Lexer::new(input.into());
[INFO] [stdout] 83 +         let mut lexer = Lexer::new(<String as Into<_>>::into(input));
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `String`
[INFO] [stdout]    --> cc/src/tac/mod.rs:101:36
[INFO] [stdout]     |
[INFO] [stdout] 101 |         let mut lexer = Lexer::new(input.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] 101 -         let mut lexer = Lexer::new(input.into());
[INFO] [stdout] 101 +         let mut lexer = Lexer::new(input);
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 101 -         let mut lexer = Lexer::new(input.into());
[INFO] [stdout] 101 +         let mut lexer = Lexer::new(<String as Into<_>>::into(input));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> cc/src/tac/opt/copy_propagation.rs:66:13
[INFO] [stdout]    |
[INFO] [stdout] 66 |     fn iter(&self) -> Iter {
[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] 66 |     fn iter(&self) -> Iter<'_> {
[INFO] [stdout]    |                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> cc/src/lir/codegen/regalloc/live_analysis.rs:36:17
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub fn iter(&self) -> Iter {
[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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub fn iter(&self) -> Iter<'_> {
[INFO] [stdout]    |                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cc` (lib test) due to 5 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "64ad6ee226a15b0801aab2515bf9a53f197e78f934b43a0fe4fb62c5f81eb4d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64ad6ee226a15b0801aab2515bf9a53f197e78f934b43a0fe4fb62c5f81eb4d2", kill_on_drop: false }`
[INFO] [stdout] 64ad6ee226a15b0801aab2515bf9a53f197e78f934b43a0fe4fb62c5f81eb4d2
