[INFO] cloning repository https://github.com/TanKimzeg/compiler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TanKimzeg/compiler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTanKimzeg%2Fcompiler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTanKimzeg%2Fcompiler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3fb7957bcf469db8ced1fa679177bb2642f5a1c8
[INFO] checking TanKimzeg/compiler against a5689b034ad287112f709693384a37f1377eb9cc for pr-129249-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTanKimzeg%2Fcompiler" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/TanKimzeg/compiler
[INFO] finished tweaking git repo https://github.com/TanKimzeg/compiler
[INFO] tweaked toml for git repo https://github.com/TanKimzeg/compiler written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/TanKimzeg/compiler 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/TanKimzeg/compiler 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-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] f08e759e981263dee8b2a186f66e42e317f5a25a034497f1cdb15aa2ccb91861
[INFO] running `Command { std: "docker" "start" "f08e759e981263dee8b2a186f66e42e317f5a25a034497f1cdb15aa2ccb91861", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f08e759e981263dee8b2a186f66e42e317f5a25a034497f1cdb15aa2ccb91861", 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" "f08e759e981263dee8b2a186f66e42e317f5a25a034497f1cdb15aa2ccb91861" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f08e759e981263dee8b2a186f66e42e317f5a25a034497f1cdb15aa2ccb91861", 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" "f08e759e981263dee8b2a186f66e42e317f5a25a034497f1cdb15aa2ccb91861" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.18.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling cfg-if v1.0.1
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling siphasher v1.0.1
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.6
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling indexmap v2.10.0
[INFO] [stderr]    Compiling fixedbitset v0.5.7
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling bit-vec v0.8.0
[INFO] [stderr]    Compiling term v1.1.0
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling keccak v0.1.5
[INFO] [stderr]    Compiling ena v0.14.3
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]    Compiling pico-args v0.5.0
[INFO] [stderr]    Compiling itertools v0.14.0
[INFO] [stderr]     Checking colored v2.2.0
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]    Compiling bit-set v0.8.0
[INFO] [stderr]     Checking key-node-list v0.0.5
[INFO] [stderr]    Compiling ascii-canvas v4.0.0
[INFO] [stderr]     Checking koopa v0.0.8
[INFO] [stderr]    Compiling petgraph v0.7.1
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling string_cache v0.8.9
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling sha3 v0.10.8
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking lalrpop-util v0.22.2
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling lalrpop v0.22.2
[INFO] [stderr]    Compiling compiler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: useless conversion to the same type: `String`
[INFO] [stdout]    --> src/ast/exp.rs:100:21
[INFO] [stdout]     |
[INFO] [stdout] 100 |     let name = Some(self.next_bb_name().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] 100 -     let name = Some(self.next_bb_name().into());
[INFO] [stdout] 100 +     let name = Some(self.next_bb_name());
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 100 -     let name = Some(self.next_bb_name().into());
[INFO] [stdout] 100 +     let name = Some(<String as Into<_>>::into(self.next_bb_name()));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `String`
[INFO] [stdout]    --> src/ast/exp.rs:100:21
[INFO] [stdout]     |
[INFO] [stdout] 100 |     let name = Some(self.next_bb_name().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] 100 -     let name = Some(self.next_bb_name().into());
[INFO] [stdout] 100 +     let name = Some(self.next_bb_name());
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 100 -     let name = Some(self.next_bb_name().into());
[INFO] [stdout] 100 +     let name = Some(<String as Into<_>>::into(self.next_bb_name()));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `compiler` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `compiler` (lib test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "f08e759e981263dee8b2a186f66e42e317f5a25a034497f1cdb15aa2ccb91861", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f08e759e981263dee8b2a186f66e42e317f5a25a034497f1cdb15aa2ccb91861", kill_on_drop: false }`
[INFO] [stdout] f08e759e981263dee8b2a186f66e42e317f5a25a034497f1cdb15aa2ccb91861