[INFO] cloning repository https://github.com/fkohlgrueber/proc_macro_talk
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fkohlgrueber/proc_macro_talk" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffkohlgrueber%2Fproc_macro_talk", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffkohlgrueber%2Fproc_macro_talk'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1552175c29df47788b3e05d9c06324ae65d9c59c
[INFO] testing fkohlgrueber/proc_macro_talk against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffkohlgrueber%2Fproc_macro_talk" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fkohlgrueber/proc_macro_talk on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-13/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/fkohlgrueber/proc_macro_talk
[INFO] finished tweaking git repo https://github.com/fkohlgrueber/proc_macro_talk
[INFO] tweaked toml for git repo https://github.com/fkohlgrueber/proc_macro_talk written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/fkohlgrueber/proc_macro_talk already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8fb9680df20260727cbcb4755b6232d30bd9a68a6f50f4784a3d854ccfbcf9d3
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "8fb9680df20260727cbcb4755b6232d30bd9a68a6f50f4784a3d854ccfbcf9d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8fb9680df20260727cbcb4755b6232d30bd9a68a6f50f4784a3d854ccfbcf9d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fb9680df20260727cbcb4755b6232d30bd9a68a6f50f4784a3d854ccfbcf9d3", kill_on_drop: false }`
[INFO] [stdout] 8fb9680df20260727cbcb4755b6232d30bd9a68a6f50f4784a3d854ccfbcf9d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c0859e74f6f213fa1b4fd17456563ddafaf76f8ad4961b93d8b3b6526818f884
[INFO] running `Command { std: "docker" "start" "-a" "c0859e74f6f213fa1b4fd17456563ddafaf76f8ad4961b93d8b3b6526818f884", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling proc-macro2 v1.0.1
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling grammar-macro v0.1.0 (/opt/rustwide/workdir/grammar-macro)
[INFO] [stdout] warning: field is never read: `eq_token`
[INFO] [stdout]   --> grammar-macro/src/lib.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     eq_token: Token![=],
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `paren_token`
[INFO] [stdout]   --> grammar-macro/src/lib.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 |     paren_token: syn::token::Paren,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling app v0.1.0 (/opt/rustwide/workdir/app)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.63s
[INFO] running `Command { std: "docker" "inspect" "c0859e74f6f213fa1b4fd17456563ddafaf76f8ad4961b93d8b3b6526818f884", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0859e74f6f213fa1b4fd17456563ddafaf76f8ad4961b93d8b3b6526818f884", kill_on_drop: false }`
[INFO] [stdout] c0859e74f6f213fa1b4fd17456563ddafaf76f8ad4961b93d8b3b6526818f884
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c10d645797486d4d884dfb43d96e73abfa96d360effe0e5c3e807b891873ad06
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c10d645797486d4d884dfb43d96e73abfa96d360effe0e5c3e807b891873ad06", kill_on_drop: false }`
[INFO] [stderr]    Compiling grammar-macro v0.1.0 (/opt/rustwide/workdir/grammar-macro)
[INFO] [stderr]    Compiling app v0.1.0 (/opt/rustwide/workdir/app)
[INFO] [stdout] warning: field is never read: `eq_token`
[INFO] [stdout]   --> grammar-macro/src/lib.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     eq_token: Token![=],
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `paren_token`
[INFO] [stdout]   --> grammar-macro/src/lib.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 |     paren_token: syn::token::Paren,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `eq_token`
[INFO] [stdout]   --> grammar-macro/src/lib.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     eq_token: Token![=],
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `paren_token`
[INFO] [stdout]   --> grammar-macro/src/lib.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 |     paren_token: syn::token::Paren,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.05s
[INFO] running `Command { std: "docker" "inspect" "c10d645797486d4d884dfb43d96e73abfa96d360effe0e5c3e807b891873ad06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c10d645797486d4d884dfb43d96e73abfa96d360effe0e5c3e807b891873ad06", kill_on_drop: false }`
[INFO] [stdout] c10d645797486d4d884dfb43d96e73abfa96d360effe0e5c3e807b891873ad06
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] abc489e4d745f590c100b13bbe2255c79aae92f198091bb71d37610488727d2d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "abc489e4d745f590c100b13bbe2255c79aae92f198091bb71d37610488727d2d", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `eq_token`
[INFO] [stderr]   --> grammar-macro/src/lib.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     eq_token: Token![=],
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `paren_token`
[INFO] [stderr]   --> grammar-macro/src/lib.rs:32:5
[INFO] [stderr]    |
[INFO] [stderr] 32 |     paren_token: syn::token::Paren,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `grammar-macro` (lib) generated 2 warnings
[INFO] [stderr] warning: `grammar-macro` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/app-0c6ab2d908e423aa)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/grammar_macro-842c04898dcee38a)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "abc489e4d745f590c100b13bbe2255c79aae92f198091bb71d37610488727d2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abc489e4d745f590c100b13bbe2255c79aae92f198091bb71d37610488727d2d", kill_on_drop: false }`
[INFO] [stdout] abc489e4d745f590c100b13bbe2255c79aae92f198091bb71d37610488727d2d