[INFO] fetching crate scope-exit 0.2.0...
[INFO] testing scope-exit-0.2.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate scope-exit 0.2.0 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate scope-exit 0.2.0
[INFO] finished tweaking crates.io crate scope-exit 0.2.0
[INFO] tweaked toml for crates.io crate scope-exit 0.2.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate scope-exit 0.2.0 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 04ea7624b7ae2a66e1d9670d22ebe68d1465712cbe30dc5a552e8e680ef9c20b
[INFO] running `Command { std: "docker" "start" "-a" "04ea7624b7ae2a66e1d9670d22ebe68d1465712cbe30dc5a552e8e680ef9c20b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "04ea7624b7ae2a66e1d9670d22ebe68d1465712cbe30dc5a552e8e680ef9c20b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04ea7624b7ae2a66e1d9670d22ebe68d1465712cbe30dc5a552e8e680ef9c20b", kill_on_drop: false }`
[INFO] [stdout] 04ea7624b7ae2a66e1d9670d22ebe68d1465712cbe30dc5a552e8e680ef9c20b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 086c557dd7f0df68f98a4fa4079e175b29c62756aef1ad4076f24e88f39b5aaa
[INFO] running `Command { std: "docker" "start" "-a" "086c557dd7f0df68f98a4fa4079e175b29c62756aef1ad4076f24e88f39b5aaa", kill_on_drop: false }`
[INFO] [stderr]    Compiling scope-exit v0.2.0 (/opt/rustwide/workdir)
[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)]` 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)]` 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]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] running `Command { std: "docker" "inspect" "086c557dd7f0df68f98a4fa4079e175b29c62756aef1ad4076f24e88f39b5aaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "086c557dd7f0df68f98a4fa4079e175b29c62756aef1ad4076f24e88f39b5aaa", kill_on_drop: false }`
[INFO] [stdout] 086c557dd7f0df68f98a4fa4079e175b29c62756aef1ad4076f24e88f39b5aaa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] b4da2410948b1431640b35c05bb07515e8c177278354fdf5fcbb32427ed73a44
[INFO] running `Command { std: "docker" "start" "-a" "b4da2410948b1431640b35c05bb07515e8c177278354fdf5fcbb32427ed73a44", kill_on_drop: false }`
[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)]` 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)]` 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]    Compiling 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] [stderr] error: could not compile `scope-exit` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "b4da2410948b1431640b35c05bb07515e8c177278354fdf5fcbb32427ed73a44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4da2410948b1431640b35c05bb07515e8c177278354fdf5fcbb32427ed73a44", kill_on_drop: false }`
[INFO] [stdout] b4da2410948b1431640b35c05bb07515e8c177278354fdf5fcbb32427ed73a44