[INFO] fetching crate kefta_macro 0.0.1...
[INFO] checking kefta_macro-0.0.1 against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] extracting crate kefta_macro 0.0.1 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate kefta_macro 0.0.1 on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate kefta_macro 0.0.1
[INFO] finished tweaking crates.io crate kefta_macro 0.0.1
[INFO] tweaked toml for crates.io crate kefta_macro 0.0.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 7 packages to latest compatible versions
[INFO] [stderr]       Adding litrs v0.2.3 (latest: v0.4.1)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.77)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded litrs v0.2.3
[INFO] [stderr]   Downloaded kefta_core v0.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 48f174f8ae087effea233e0aa3d02b9f3ee5e6c658cbd378f17dc727db2360ed
[INFO] running `Command { std: "docker" "start" "-a" "48f174f8ae087effea233e0aa3d02b9f3ee5e6c658cbd378f17dc727db2360ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "48f174f8ae087effea233e0aa3d02b9f3ee5e6c658cbd378f17dc727db2360ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48f174f8ae087effea233e0aa3d02b9f3ee5e6c658cbd378f17dc727db2360ed", kill_on_drop: false }`
[INFO] [stdout] 48f174f8ae087effea233e0aa3d02b9f3ee5e6c658cbd378f17dc727db2360ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 85f18619741f300e4dea0fcf4915a877a230df9996f7bf1d441fe76f621f7236
[INFO] running `Command { std: "docker" "start" "-a" "85f18619741f300e4dea0fcf4915a877a230df9996f7bf1d441fe76f621f7236", kill_on_drop: false }`
[INFO] [stderr]     Checking litrs v0.2.3
[INFO] [stderr]     Checking syn v1.0.109
[INFO] [stderr]     Checking kefta_core v0.0.1
[INFO] [stderr]     Checking kefta_macro v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `name` and `alias` are never read
[INFO] [stdout]   --> src/attr.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub struct EnumAttr {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 36 |     pub name: Option<String>,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 37 |     pub alias: Vec<String>,
[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: fields `name` and `alias` are never read
[INFO] [stdout]   --> src/attr.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub struct EnumAttr {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 36 |     pub name: Option<String>,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 37 |     pub alias: Vec<String>,
[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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.82s
[INFO] running `Command { std: "docker" "inspect" "85f18619741f300e4dea0fcf4915a877a230df9996f7bf1d441fe76f621f7236", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85f18619741f300e4dea0fcf4915a877a230df9996f7bf1d441fe76f621f7236", kill_on_drop: false }`
[INFO] [stdout] 85f18619741f300e4dea0fcf4915a877a230df9996f7bf1d441fe76f621f7236
[INFO] checking kefta_macro-0.0.1 against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1
[INFO] extracting crate kefta_macro 0.0.1 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate kefta_macro 0.0.1 on toolchain 6289438dbad80b1a0029c66dd3f6abf57c2c51be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate kefta_macro 0.0.1
[INFO] finished tweaking crates.io crate kefta_macro 0.0.1
[INFO] tweaked toml for crates.io crate kefta_macro 0.0.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 7 packages to latest compatible versions
[INFO] [stderr]       Adding litrs v0.2.3 (latest: v0.4.1)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.77)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 31171d151ef84fd791c1be8700ac53abe564122a5f76bc20524ccffbab7c58ab
[INFO] running `Command { std: "docker" "start" "-a" "31171d151ef84fd791c1be8700ac53abe564122a5f76bc20524ccffbab7c58ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "31171d151ef84fd791c1be8700ac53abe564122a5f76bc20524ccffbab7c58ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31171d151ef84fd791c1be8700ac53abe564122a5f76bc20524ccffbab7c58ab", kill_on_drop: false }`
[INFO] [stdout] 31171d151ef84fd791c1be8700ac53abe564122a5f76bc20524ccffbab7c58ab
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7f9a35df70d20377b76e06564f1bd39f6f9998e01d4ade5c0920e1277815b6b0
[INFO] running `Command { std: "docker" "start" "-a" "7f9a35df70d20377b76e06564f1bd39f6f9998e01d4ade5c0920e1277815b6b0", kill_on_drop: false }`
[INFO] [stderr]     Checking litrs v0.2.3
[INFO] [stderr]     Checking syn v1.0.109
[INFO] [stderr]     Checking kefta_core v0.0.1
[INFO] [stderr]     Checking kefta_macro v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `name` and `alias` are never read
[INFO] [stdout]   --> src/attr.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub struct EnumAttr {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 36 |     pub name: Option<String>,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 37 |     pub alias: Vec<String>,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name` and `alias` are never read
[INFO] [stdout]   --> src/attr.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub struct EnumAttr {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 36 |     pub name: Option<String>,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 37 |     pub alias: Vec<String>,
[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 2.68s
[INFO] running `Command { std: "docker" "inspect" "7f9a35df70d20377b76e06564f1bd39f6f9998e01d4ade5c0920e1277815b6b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f9a35df70d20377b76e06564f1bd39f6f9998e01d4ade5c0920e1277815b6b0", kill_on_drop: false }`
[INFO] [stdout] 7f9a35df70d20377b76e06564f1bd39f6f9998e01d4ade5c0920e1277815b6b0