[INFO] fetching crate penrose_proc 0.1.3...
[INFO] checking penrose_proc-0.1.3 against try#987a165cfab916796a8315782b83ac460a651ce2 for pr-145262
[INFO] extracting crate penrose_proc 0.1.3 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate penrose_proc 0.1.3
[INFO] finished tweaking crates.io crate penrose_proc 0.1.3
[INFO] tweaked toml for crates.io crate penrose_proc 0.1.3 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate penrose_proc 0.1.3 on toolchain 987a165cfab916796a8315782b83ac460a651ce2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+987a165cfab916796a8315782b83ac460a651ce2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+987a165cfab916796a8315782b83ac460a651ce2" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 41 packages to latest compatible versions
[INFO] [stderr]       Adding penrose_keysyms v0.1.1 (available: v0.3.6)
[INFO] [stderr]       Adding strum v0.20.0 (available: v0.27.2)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.105)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+987a165cfab916796a8315782b83ac460a651ce2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+987a165cfab916796a8315782b83ac460a651ce2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 68474753ff1e22528da3e93eb2037bea6450f640fa240475aa3c502e21fddeb0
[INFO] running `Command { std: "docker" "start" "-a" "68474753ff1e22528da3e93eb2037bea6450f640fa240475aa3c502e21fddeb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "68474753ff1e22528da3e93eb2037bea6450f640fa240475aa3c502e21fddeb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68474753ff1e22528da3e93eb2037bea6450f640fa240475aa3c502e21fddeb0", kill_on_drop: false }`
[INFO] [stdout] 68474753ff1e22528da3e93eb2037bea6450f640fa240475aa3c502e21fddeb0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+987a165cfab916796a8315782b83ac460a651ce2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e11e68335779b87d8a7588fe02e0b725b4fd0f03c5e5bbb3c4e2f8f5c0d73bc3
[INFO] running `Command { std: "docker" "start" "-a" "e11e68335779b87d8a7588fe02e0b725b4fd0f03c5e5bbb3c4e2f8f5c0d73bc3", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.97
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling rustversion v1.0.22
[INFO] [stderr]    Compiling target-triple v0.1.4
[INFO] [stderr]    Compiling serde_json v1.0.142
[INFO] [stderr]     Checking winnow v0.7.12
[INFO] [stderr]     Checking ryu v1.0.20
[INFO] [stderr]     Checking itoa v1.0.15
[INFO] [stderr]     Checking toml_writer v1.0.2
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]     Checking termcolor v1.4.1
[INFO] [stderr]     Checking glob v0.3.3
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.105
[INFO] [stderr]     Checking toml_parser v1.0.2
[INFO] [stderr]     Checking toml_datetime v0.7.0
[INFO] [stderr]     Checking serde_spanned v1.0.0
[INFO] [stderr]     Checking toml v0.9.5
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling strum_macros v0.20.1
[INFO] [stderr]     Checking trybuild v1.0.110
[INFO] [stderr]     Checking strum v0.20.0
[INFO] [stderr]     Checking penrose_keysyms v0.1.1
[INFO] [stderr]     Checking penrose_proc v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `Bar` is never used
[INFO] [stdout]   --> tests/stub_test_only.rs:18:7
[INFO] [stdout]    |
[INFO] [stdout] 18 | trait Bar: Foo {
[INFO] [stdout]    |       ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.69s
[INFO] running `Command { std: "docker" "inspect" "e11e68335779b87d8a7588fe02e0b725b4fd0f03c5e5bbb3c4e2f8f5c0d73bc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e11e68335779b87d8a7588fe02e0b725b4fd0f03c5e5bbb3c4e2f8f5c0d73bc3", kill_on_drop: false }`
[INFO] [stdout] e11e68335779b87d8a7588fe02e0b725b4fd0f03c5e5bbb3c4e2f8f5c0d73bc3