[INFO] cloning repository https://github.com/Shylock-Hg/scope-exit
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Shylock-Hg/scope-exit" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShylock-Hg%2Fscope-exit", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShylock-Hg%2Fscope-exit'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 99ebd413cc7355b9742053870ad3f298cdddc153
[INFO] checking Shylock-Hg/scope-exit against try#54e27f559f23913c1d5afb1a0f0114e9e61b81b8 for pr-147589
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShylock-Hg%2Fscope-exit" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Shylock-Hg/scope-exit
[INFO] finished tweaking git repo https://github.com/Shylock-Hg/scope-exit
[INFO] tweaked toml for git repo https://github.com/Shylock-Hg/scope-exit written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Shylock-Hg/scope-exit on toolchain 54e27f559f23913c1d5afb1a0f0114e9e61b81b8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+54e27f559f23913c1d5afb1a0f0114e9e61b81b8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Shylock-Hg/scope-exit 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" "+54e27f559f23913c1d5afb1a0f0114e9e61b81b8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking Shylock-Hg/scope-exit against try#54e27f559f23913c1d5afb1a0f0114e9e61b81b8 for pr-147589
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShylock-Hg%2Fscope-exit" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Shylock-Hg/scope-exit
[INFO] finished tweaking git repo https://github.com/Shylock-Hg/scope-exit
[INFO] tweaked toml for git repo https://github.com/Shylock-Hg/scope-exit written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Shylock-Hg/scope-exit on toolchain 54e27f559f23913c1d5afb1a0f0114e9e61b81b8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+54e27f559f23913c1d5afb1a0f0114e9e61b81b8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Shylock-Hg/scope-exit 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" "+54e27f559f23913c1d5afb1a0f0114e9e61b81b8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+54e27f559f23913c1d5afb1a0f0114e9e61b81b8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5d0e58a2ff3e947104f05e8f636381046b740586208bd277e48049f5e2b8f42d
[INFO] running `Command { std: "docker" "start" "-a" "5d0e58a2ff3e947104f05e8f636381046b740586208bd277e48049f5e2b8f42d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5d0e58a2ff3e947104f05e8f636381046b740586208bd277e48049f5e2b8f42d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d0e58a2ff3e947104f05e8f636381046b740586208bd277e48049f5e2b8f42d", kill_on_drop: false }`
[INFO] [stdout] 5d0e58a2ff3e947104f05e8f636381046b740586208bd277e48049f5e2b8f42d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+54e27f559f23913c1d5afb1a0f0114e9e61b81b8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 44fe5ca8f4d19978b86d724f406b5d02000a2c6b9a164e26caae54c50677e381
[INFO] running `Command { std: "docker" "start" "-a" "44fe5ca8f4d19978b86d724f406b5d02000a2c6b9a164e26caae54c50677e381", kill_on_drop: false }`
[INFO] [stderr]     Checking scope-exit v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected expression, found `stmt` metavariable
[INFO] [stdout]   --> src/lib.rs:29:45
[INFO] [stdout]    |
[INFO] [stdout] 29 |         let _scope_exit = ScopeExit::new(|| $call);
[INFO] [stdout]    |                                          -- ^^^^^ expected expression
[INFO] [stdout]    |                                          |
[INFO] [stdout]    |                                          while parsing the body of this closure
[INFO] [stdout] ...
[INFO] [stdout] 68 |             scope_exit!(j = 2);
[INFO] [stdout]    |             ------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `scope_exit` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: you might have meant to open the body of the closure
[INFO] [stdout]    |
[INFO] [stdout] 29 |         let _scope_exit = ScopeExit::new(|| { $call});
[INFO] [stdout]    |                                             +      +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected expression, found `stmt` metavariable
[INFO] [stdout]   --> src/lib.rs:38:45
[INFO] [stdout]    |
[INFO] [stdout] 38 |         let _scope_exit = ScopeExit::new(|| $call);
[INFO] [stdout]    |                                          -- ^^^^^ expected expression
[INFO] [stdout]    |                                          |
[INFO] [stdout]    |                                          while parsing the body of this closure
[INFO] [stdout] ...
[INFO] [stdout] 85 |             defer!(j = 2);
[INFO] [stdout]    |             ------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `defer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: you might have meant to open the body of the closure
[INFO] [stdout]    |
[INFO] [stdout] 38 |         let _scope_exit = ScopeExit::new(|| { $call});
[INFO] [stdout]    |                                             +      +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `scope_exit`
[INFO] [stdout]   --> src/lib.rs:24:14
[INFO] [stdout]    |
[INFO] [stdout] 24 | macro_rules! scope_exit {
[INFO] [stdout]    |              ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `defer`
[INFO] [stdout]   --> src/lib.rs:33:14
[INFO] [stdout]    |
[INFO] [stdout] 33 | macro_rules! defer {
[INFO] [stdout]    |              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ScopeExit` is never constructed
[INFO] [stdout]  --> src/lib.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct ScopeExit<'a> {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]  --> src/lib.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | impl<'a> ScopeExit<'a> {
[INFO] [stdout]   | ---------------------- associated function in this implementation
[INFO] [stdout] 8 |     pub fn new<F>(call: F) -> Self
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `scope-exit` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "44fe5ca8f4d19978b86d724f406b5d02000a2c6b9a164e26caae54c50677e381", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44fe5ca8f4d19978b86d724f406b5d02000a2c6b9a164e26caae54c50677e381", kill_on_drop: false }`
[INFO] [stdout] 44fe5ca8f4d19978b86d724f406b5d02000a2c6b9a164e26caae54c50677e381