[INFO] cloning repository https://github.com/idubrov/traitor
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/idubrov/traitor" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fidubrov%2Ftraitor", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fidubrov%2Ftraitor'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e1c934d2374a80ce126c7cdaaae86b77a50cbba6
[INFO] checking idubrov/traitor against a5689b034ad287112f709693384a37f1377eb9cc for pr-129249-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fidubrov%2Ftraitor" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/idubrov/traitor
[INFO] finished tweaking git repo https://github.com/idubrov/traitor
[INFO] tweaked toml for git repo https://github.com/idubrov/traitor written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/idubrov/traitor 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/idubrov/traitor 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-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] abefafe094653b431c63dbfbe690bed5e10b7384db021894b35d30b2534c3610
[INFO] running `Command { std: "docker" "start" "abefafe094653b431c63dbfbe690bed5e10b7384db021894b35d30b2534c3610", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "abefafe094653b431c63dbfbe690bed5e10b7384db021894b35d30b2534c3610", 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" "abefafe094653b431c63dbfbe690bed5e10b7384db021894b35d30b2534c3610" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "abefafe094653b431c63dbfbe690bed5e10b7384db021894b35d30b2534c3610", 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" "abefafe094653b431c63dbfbe690bed5e10b7384db021894b35d30b2534c3610" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]     Checking libc v0.2.43
[INFO] [stderr]    Compiling serde v1.0.82
[INFO] [stderr]     Checking byteorder v1.2.6
[INFO] [stderr]     Checking unicode-xid v0.1.0
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking typed-arena v1.4.1
[INFO] [stderr]     Checking evmap v4.0.1
[INFO] [stderr]     Checking memchr v2.1.2
[INFO] [stderr]     Checking memmap v0.6.2
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking dynasmrt v0.2.3
[INFO] [stderr]     Checking aho-corasick v0.6.9
[INFO] [stderr]     Checking quote v0.6.10
[INFO] [stderr]     Checking regex v1.1.0
[INFO] [stderr]     Checking syn v0.15.23
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking traitor-derive v0.0.0 (/opt/rustwide/workdir/traitor-derive)
[INFO] [stdout] error: useless conversion to the same type: `proc_macro2::TokenStream`
[INFO] [stdout]   --> traitor-derive/src/lib.rs:24:21
[INFO] [stdout]    |
[INFO] [stdout] 24 |         Err(err) => err.to_compile_error().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] 24 -         Err(err) => err.to_compile_error().into(),
[INFO] [stdout] 24 +         Err(err) => err.to_compile_error(),
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 24 -         Err(err) => err.to_compile_error().into(),
[INFO] [stdout] 24 +         Err(err) => <proc_macro2::TokenStream as Into<_>>::into(err.to_compile_error()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `traitor-derive` (lib test) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: useless conversion to the same type: `proc_macro2::TokenStream`
[INFO] [stdout]   --> traitor-derive/src/lib.rs:24:21
[INFO] [stdout]    |
[INFO] [stdout] 24 |         Err(err) => err.to_compile_error().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] 24 -         Err(err) => err.to_compile_error().into(),
[INFO] [stdout] 24 +         Err(err) => err.to_compile_error(),
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 24 -         Err(err) => err.to_compile_error().into(),
[INFO] [stdout] 24 +         Err(err) => <proc_macro2::TokenStream as Into<_>>::into(err.to_compile_error()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `traitor-derive` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "abefafe094653b431c63dbfbe690bed5e10b7384db021894b35d30b2534c3610", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abefafe094653b431c63dbfbe690bed5e10b7384db021894b35d30b2534c3610", kill_on_drop: false }`
[INFO] [stdout] abefafe094653b431c63dbfbe690bed5e10b7384db021894b35d30b2534c3610
