[INFO] fetching crate function_name 0.2.0...
[INFO] checking function_name-0.2.0 against try#9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c for pr-79472
[INFO] extracting crate function_name 0.2.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate function_name 0.2.0 on toolchain 9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate function_name 0.2.0
[INFO] finished tweaking crates.io crate function_name 0.2.0
[INFO] tweaked toml for crates.io crate function_name 0.2.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded function_name-proc-macro v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 653eaff1ebc9e6ecb52a7662447f826eefdb80291802cac4d7eaf408009da25b
[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" "653eaff1ebc9e6ecb52a7662447f826eefdb80291802cac4d7eaf408009da25b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "653eaff1ebc9e6ecb52a7662447f826eefdb80291802cac4d7eaf408009da25b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "653eaff1ebc9e6ecb52a7662447f826eefdb80291802cac4d7eaf408009da25b", kill_on_drop: false }`
[INFO] [stdout] 653eaff1ebc9e6ecb52a7662447f826eefdb80291802cac4d7eaf408009da25b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a7f6ed237dc587b70f8a45e9aef061d4eff164801aced854a29db846b382a1f7
[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" "a7f6ed237dc587b70f8a45e9aef061d4eff164801aced854a29db846b382a1f7", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling toml v0.5.7
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling function_name-proc-macro v0.2.0
[INFO] [stderr]     Checking function_name v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: custom attribute panicked
[INFO] [stdout]  --> examples/readme-basic.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[named]
[INFO] [stdout]   | ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: message: Cargo.toml must have a function_name dependency: "Could not find `function_name` in `dependencies` or `dev-dependencies` in `/opt/rustwide/workdir/Cargo.toml`!"
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: custom attribute panicked
[INFO] [stdout]  --> tests/double_use.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[named]
[INFO] [stdout]   | ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: message: Cargo.toml must have a function_name dependency: "Could not find `function_name` in `dependencies` or `dev-dependencies` in `/opt/rustwide/workdir/Cargo.toml`!"
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: custom attribute panicked
[INFO] [stdout]  --> examples/readme-function_path.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |         #[named]
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: message: Cargo.toml must have a function_name dependency: "Could not find `function_name` in `dependencies` or `dev-dependencies` in `/opt/rustwide/workdir/Cargo.toml`!"
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: custom attribute panicked
[INFO] [stdout]  --> tests/double_use.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | #[named]
[INFO] [stdout]   | ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: message: Cargo.toml must have a function_name dependency: "Could not find `function_name` in `dependencies` or `dev-dependencies` in `/opt/rustwide/workdir/Cargo.toml`!"
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `baz` in module `foo::bar`
[INFO] [stdout]   --> examples/readme-function_path.rs:19:15
[INFO] [stdout]    |
[INFO] [stdout] 19 |     foo::bar::baz();
[INFO] [stdout]    |               ^^^ not found in `foo::bar`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition
[INFO] [stdout]  --> examples/readme-function_path.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | / macro_rules! function_path {() => (concat!(
[INFO] [stdout] 4 | |     module_path!(), "::", function_name!()
[INFO] [stdout] 5 | | ))}
[INFO] [stdout]   | |___^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `my_super_duper_function` in this scope
[INFO] [stdout]   --> examples/readme-basic.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     my_super_duper_function();
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `foo` in this scope
[INFO] [stdout]   --> tests/double_use.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     foo();
[INFO] [stdout]    |     ^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `bar` in this scope
[INFO] [stdout]   --> tests/double_use.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     bar();
[INFO] [stdout]    |     ^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `function_name`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "a7f6ed237dc587b70f8a45e9aef061d4eff164801aced854a29db846b382a1f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7f6ed237dc587b70f8a45e9aef061d4eff164801aced854a29db846b382a1f7", kill_on_drop: false }`
[INFO] [stdout] a7f6ed237dc587b70f8a45e9aef061d4eff164801aced854a29db846b382a1f7