[INFO] cloning repository https://github.com/patrickfp93/warcmutex
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/patrickfp93/warcmutex" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpatrickfp93%2Fwarcmutex", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpatrickfp93%2Fwarcmutex'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 74b33b67c9349a18889aeb194db0bdf5184600e1
[INFO] checking patrickfp93/warcmutex against try#9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869 for pr-129249
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpatrickfp93%2Fwarcmutex" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/patrickfp93/warcmutex on toolchain 9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/patrickfp93/warcmutex
[INFO] finished tweaking git repo https://github.com/patrickfp93/warcmutex
[INFO] tweaked toml for git repo https://github.com/patrickfp93/warcmutex written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/patrickfp93/warcmutex 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" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "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/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 70db6d5f301ae240c71c34024e659b54a73c8b1b1f1b69e524c53cbd234d7465
[INFO] running `Command { std: "docker" "start" "-a" "70db6d5f301ae240c71c34024e659b54a73c8b1b1f1b69e524c53cbd234d7465", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "70db6d5f301ae240c71c34024e659b54a73c8b1b1f1b69e524c53cbd234d7465", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70db6d5f301ae240c71c34024e659b54a73c8b1b1f1b69e524c53cbd234d7465", kill_on_drop: false }`
[INFO] [stdout] 70db6d5f301ae240c71c34024e659b54a73c8b1b1f1b69e524c53cbd234d7465
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 038aff1978fcf07fe746bf439a08818e12be540353337adc02adfa943656a8bf
[INFO] running `Command { std: "docker" "start" "-a" "038aff1978fcf07fe746bf439a08818e12be540353337adc02adfa943656a8bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.63
[INFO] [stderr]    Compiling quote v1.0.29
[INFO] [stderr]     Checking unicode-ident v1.0.10
[INFO] [stderr]     Checking unicode-xid v0.2.4
[INFO] [stderr]     Checking syn v2.0.26
[INFO] [stderr]     Checking synstructure v0.13.0
[INFO] [stderr]     Checking warcmutex v1.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] error: this conversion is useless `proc_macro::TokenStream` to `proc_macro::TokenStream`
[INFO] [stdout]   --> src/lib.rs:19:34
[INFO] [stdout]    |
[INFO] [stdout] 19 |         Item::Impl(item_impl) => extend_impl(item_impl).into(),
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this conversion is useless `proc_macro::TokenStream` to `proc_macro::TokenStream`
[INFO] [stdout]   --> src/lib.rs:20:31
[INFO] [stdout]    |
[INFO] [stdout] 20 |         Item::Mod(sub_mod) => extend_mod(sub_mod).into(),
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this conversion is useless `proc_macro::TokenStream` to `proc_macro::TokenStream`
[INFO] [stdout]   --> src/lib.rs:21:39
[INFO] [stdout]    |
[INFO] [stdout] 21 |         Item::Struct(item_struct ) => extend_struct(item_struct).into(),
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `warcmutex` (lib test) due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this conversion is useless `proc_macro::TokenStream` to `proc_macro::TokenStream`
[INFO] [stdout]   --> src/lib.rs:19:34
[INFO] [stdout]    |
[INFO] [stdout] 19 |         Item::Impl(item_impl) => extend_impl(item_impl).into(),
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this conversion is useless `proc_macro::TokenStream` to `proc_macro::TokenStream`
[INFO] [stdout]   --> src/lib.rs:20:31
[INFO] [stdout]    |
[INFO] [stdout] 20 |         Item::Mod(sub_mod) => extend_mod(sub_mod).into(),
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this conversion is useless `proc_macro::TokenStream` to `proc_macro::TokenStream`
[INFO] [stdout]   --> src/lib.rs:21:39
[INFO] [stdout]    |
[INFO] [stdout] 21 |         Item::Struct(item_struct ) => extend_struct(item_struct).into(),
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `warcmutex` (lib) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "038aff1978fcf07fe746bf439a08818e12be540353337adc02adfa943656a8bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "038aff1978fcf07fe746bf439a08818e12be540353337adc02adfa943656a8bf", kill_on_drop: false }`
[INFO] [stdout] 038aff1978fcf07fe746bf439a08818e12be540353337adc02adfa943656a8bf