[INFO] cloning repository https://github.com/sergey-tihon/rust-macros
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sergey-tihon/rust-macros" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsergey-tihon%2Frust-macros", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsergey-tihon%2Frust-macros'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f218fb243e171c7136cf0e69ec216962a445799e
[INFO] checking sergey-tihon/rust-macros against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsergey-tihon%2Frust-macros" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sergey-tihon/rust-macros on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sergey-tihon/rust-macros
[INFO] finished tweaking git repo https://github.com/sergey-tihon/rust-macros
[INFO] tweaked toml for git repo https://github.com/sergey-tihon/rust-macros written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/sergey-tihon/rust-macros 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b2c71e22ad4efe4033f61a86c38886d5a7f28e41ad95e09023281902ad5077d1
[INFO] running `Command { std: "docker" "start" "-a" "b2c71e22ad4efe4033f61a86c38886d5a7f28e41ad95e09023281902ad5077d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b2c71e22ad4efe4033f61a86c38886d5a7f28e41ad95e09023281902ad5077d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2c71e22ad4efe4033f61a86c38886d5a7f28e41ad95e09023281902ad5077d1", kill_on_drop: false }`
[INFO] [stdout] b2c71e22ad4efe4033f61a86c38886d5a7f28e41ad95e09023281902ad5077d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1348113a3aed426fd5782e4b63f28d9c60b86ef58d9ae0558ebe349553bdfe7d
[INFO] running `Command { std: "docker" "start" "-a" "1348113a3aed426fd5782e4b63f28d9c60b86ef58d9ae0558ebe349553bdfe7d", kill_on_drop: false }`
[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]    Compiling syn v2.0.75
[INFO] [stderr]     Checking proc-macro2 v1.0.86
[INFO] [stderr]     Checking quote v1.0.37
[INFO] [stderr]     Checking proc-macro-attr v0.1.0 (/opt/rustwide/workdir/proc-macro-attr)
[INFO] [stderr]     Checking proc-macro-derive v0.1.0 (/opt/rustwide/workdir/proc-macro-derive)
[INFO] [stderr]     Checking proc-macro v0.1.0 (/opt/rustwide/workdir/proc-macro)
[INFO] [stderr]     Checking app v0.1.0 (/opt/rustwide/workdir/app)
[INFO] [stderr] TokenStream [
[INFO] [stderr]     Ident {
[INFO] [stderr]         ident: "add_one",
[INFO] [stderr]         span: #0 bytes(590..597),
[INFO] [stderr] TokenStream [
[INFO] [stderr]     },
[INFO] [stderr]     Punct {
[INFO] [stderr]         ch: '.',
[INFO] [stderr]         spacing: Alone,
[INFO] [stderr]         span: #0 bytes(597..598),
[INFO] [stderr]     },
[INFO] [stderr]     Ident {
[INFO] [stderr]     Ident {
[INFO] [stderr]         ident: "add_one",
[INFO] [stderr]         span: #0 bytes(598..605),
[INFO] [stderr]     },
[INFO] [stderr]     Punct {
[INFO] [stderr]         ident: "add_one",
[INFO] [stderr]         ch: '.',
[INFO] [stderr]         span: #0 bytes(590..597),
[INFO] [stderr]     },
[INFO] [stderr]         spacing: Alone,
[INFO] [stderr]     Punct {
[INFO] [stderr]         span: #0 bytes(605..606),
[INFO] [stderr]         ch: '.',
[INFO] [stderr]         spacing: Alone,
[INFO] [stderr]     },
[INFO] [stderr]         span: #0 bytes(597..598),
[INFO] [stderr]     Ident {
[INFO] [stderr]     },
[INFO] [stderr]         ident: "stringify",
[INFO] [stderr]         span: #0 bytes(606..615),
[INFO] [stderr]     },
[INFO] [stderr]     Ident {
[INFO] [stderr] ]
[INFO] [stderr]         ident: "add_one",
[INFO] [stderr]         span: #0 bytes(598..605),
[INFO] [stderr]     },
[INFO] [stderr]     Punct {
[INFO] [stderr]         ch: '.',
[INFO] [stderr]         spacing: Alone,
[INFO] [stderr]         span: #0 bytes(605..606),
[INFO] [stderr]     },
[INFO] [stderr]     Ident {
[INFO] [stderr]         ident: "stringify",
[INFO] [stderr]         span: #0 bytes(606..615),
[INFO] [stderr]     },
[INFO] [stderr] ]
[INFO] [stdout] warning: struct `Example` is never constructed
[INFO] [stdout]  --> app/src/private.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 |     struct Example {
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Example` is never constructed
[INFO] [stdout]  --> app/src/private.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 |     struct Example {
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.99s
[INFO] running `Command { std: "docker" "inspect" "1348113a3aed426fd5782e4b63f28d9c60b86ef58d9ae0558ebe349553bdfe7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1348113a3aed426fd5782e4b63f28d9c60b86ef58d9ae0558ebe349553bdfe7d", kill_on_drop: false }`
[INFO] [stdout] 1348113a3aed426fd5782e4b63f28d9c60b86ef58d9ae0558ebe349553bdfe7d