[INFO] cloning repository https://github.com/chomyungha51/rust-macro-study
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chomyungha51/rust-macro-study" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchomyungha51%2Frust-macro-study", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchomyungha51%2Frust-macro-study'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] aa3f20986444013418bf63d01fcdc4860fa495e7
[INFO] checking chomyungha51/rust-macro-study against master#9610dfe5a9a731ced1ea4923ecbd0c57fe367898 for beta-170-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchomyungha51%2Frust-macro-study" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/chomyungha51/rust-macro-study on toolchain 9610dfe5a9a731ced1ea4923ecbd0c57fe367898
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/chomyungha51/rust-macro-study
[INFO] finished tweaking git repo https://github.com/chomyungha51/rust-macro-study
[INFO] tweaked toml for git repo https://github.com/chomyungha51/rust-macro-study written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/chomyungha51/rust-macro-study 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" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0e2922a02ae35fed0f23ee7bdd0cbcc1d7204b61aa5e142c6015fbeca646618b
[INFO] running `Command { std: "docker" "start" "-a" "0e2922a02ae35fed0f23ee7bdd0cbcc1d7204b61aa5e142c6015fbeca646618b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0e2922a02ae35fed0f23ee7bdd0cbcc1d7204b61aa5e142c6015fbeca646618b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e2922a02ae35fed0f23ee7bdd0cbcc1d7204b61aa5e142c6015fbeca646618b", kill_on_drop: false }`
[INFO] [stdout] 0e2922a02ae35fed0f23ee7bdd0cbcc1d7204b61aa5e142c6015fbeca646618b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b67b61d39151b88069f6ce2533953862373ec9a48f4e7c90415cbe48ea174956
[INFO] running `Command { std: "docker" "start" "-a" "b67b61d39151b88069f6ce2533953862373ec9a48f4e7c90415cbe48ea174956", kill_on_drop: false }`
[INFO] [stderr]     Checking custom_macros v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected expression, found `let` statement
[INFO] [stdout]    --> src/main.rs:102:9
[INFO] [stdout]     |
[INFO] [stdout] 102 |         let mut v = Vec::new();
[INFO] [stdout]     |         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 135 |     let v1:Vec<i32> = custom_vec!();
[INFO] [stdout]     |                       ------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `custom_vec` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: macro expansion ignores token `v` and any following
[INFO] [stdout]    --> src/main.rs:103:9
[INFO] [stdout]     |
[INFO] [stdout] 103 |         v
[INFO] [stdout]     |         ^
[INFO] [stdout] ...
[INFO] [stdout] 135 |     let v1:Vec<i32> = custom_vec!();
[INFO] [stdout]     |                       ------------- caused by the macro expansion here
[INFO] [stdout]     |
[INFO] [stdout]     = note: the usage of `custom_vec!` is likely invalid in expression context
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `let` expressions are not supported here
[INFO] [stdout]    --> src/main.rs:102:9
[INFO] [stdout]     |
[INFO] [stdout] 102 |         let mut v = Vec::new();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 135 |     let v1:Vec<i32> = custom_vec!();
[INFO] [stdout]     |                       ------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: only supported directly in conditions of `if` and `while` expressions
[INFO] [stdout]     = note: this error originates in the macro `custom_vec` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected expression, found `let` statement
[INFO] [stdout]    --> src/main.rs:102:9
[INFO] [stdout]     |
[INFO] [stdout] 102 |         let mut v = Vec::new();
[INFO] [stdout]     |         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 135 |     let v1:Vec<i32> = custom_vec!();
[INFO] [stdout]     |                       ------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `custom_vec` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: macro expansion ignores token `v` and any following
[INFO] [stdout]    --> src/main.rs:103:9
[INFO] [stdout]     |
[INFO] [stdout] 103 |         v
[INFO] [stdout]     |         ^
[INFO] [stdout] ...
[INFO] [stdout] 135 |     let v1:Vec<i32> = custom_vec!();
[INFO] [stdout]     |                       ------------- caused by the macro expansion here
[INFO] [stdout]     |
[INFO] [stdout]     = note: the usage of `custom_vec!` is likely invalid in expression context
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `let` expressions are not supported here
[INFO] [stdout]    --> src/main.rs:102:9
[INFO] [stdout]     |
[INFO] [stdout] 102 |         let mut v = Vec::new();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 135 |     let v1:Vec<i32> = custom_vec!();
[INFO] [stdout]     |                       ------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: only supported directly in conditions of `if` and `while` expressions
[INFO] [stdout]     = note: this error originates in the macro `custom_vec` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `let` expressions in this position are unstable
[INFO] [stdout]    --> src/main.rs:102:9
[INFO] [stdout]     |
[INFO] [stdout] 102 |         let mut v = Vec::new();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 135 |     let v1:Vec<i32> = custom_vec!();
[INFO] [stdout]     |                       ------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #53667 <https://github.com/rust-lang/rust/issues/53667> for more information
[INFO] [stdout]     = help: add `#![feature(let_chains)]` to the crate attributes to enable
[INFO] [stdout]     = note: this error originates in the macro `custom_vec` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/main.rs:102:31
[INFO] [stdout]     |
[INFO] [stdout] 102 |         let mut v = Vec::new();
[INFO] [stdout]     |                               ^
[INFO] [stdout] ...
[INFO] [stdout] 135 |     let v1:Vec<i32> = custom_vec!();
[INFO] [stdout]     |                       ------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: `#[warn(semicolon_in_expressions_from_macros)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `custom_vec` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `let` expressions in this position are unstable
[INFO] [stdout]    --> src/main.rs:102:9
[INFO] [stdout]     |
[INFO] [stdout] 102 |         let mut v = Vec::new();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 135 |     let v1:Vec<i32> = custom_vec!();
[INFO] [stdout]     |                       ------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #53667 <https://github.com/rust-lang/rust/issues/53667> for more information
[INFO] [stdout]     = help: add `#![feature(let_chains)]` to the crate attributes to enable
[INFO] [stdout]     = note: this error originates in the macro `custom_vec` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/main.rs:102:31
[INFO] [stdout]     |
[INFO] [stdout] 102 |         let mut v = Vec::new();
[INFO] [stdout]     |                               ^
[INFO] [stdout] ...
[INFO] [stdout] 135 |     let v1:Vec<i32> = custom_vec!();
[INFO] [stdout]     |                       ------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: `#[warn(semicolon_in_expressions_from_macros)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `custom_vec` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/main.rs:102:9
[INFO] [stdout]     |
[INFO] [stdout] 102 |         let mut v = Vec::new();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^ expected `Vec<i32>`, found `bool`
[INFO] [stdout] ...
[INFO] [stdout] 135 |     let v1:Vec<i32> = custom_vec!();
[INFO] [stdout]     |            --------   ------------- in this macro invocation
[INFO] [stdout]     |            |
[INFO] [stdout]     |            expected due to this
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected struct `Vec<i32>`
[INFO] [stdout]                  found type `bool`
[INFO] [stdout]     = note: this error originates in the macro `custom_vec` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/main.rs:102:9
[INFO] [stdout]     |
[INFO] [stdout] 102 |         let mut v = Vec::new();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^ expected `Vec<i32>`, found `bool`
[INFO] [stdout] ...
[INFO] [stdout] 135 |     let v1:Vec<i32> = custom_vec!();
[INFO] [stdout]     |            --------   ------------- in this macro invocation
[INFO] [stdout]     |            |
[INFO] [stdout]     |            expected due to this
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected struct `Vec<i32>`
[INFO] [stdout]                  found type `bool`
[INFO] [stdout]     = note: this error originates in the macro `custom_vec` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/main.rs:111:13
[INFO] [stdout]     |
[INFO] [stdout] 110 |             $(v.push($x);)*
[INFO] [stdout]     |               - ... which causes `v` to have type `Vec<[{integer}; 5]>`
[INFO] [stdout] 111 |             v
[INFO] [stdout]     |             ^ expected `Vec<u32>`, found `Vec<[{integer}; 5]>`
[INFO] [stdout] ...
[INFO] [stdout] 137 |     let v3:Vec<u32> = custom_vec!([1;5]);
[INFO] [stdout]     |                       ------------------
[INFO] [stdout]     |                       |           |
[INFO] [stdout]     |                       |           this argument has type `[{integer}; 5]`...
[INFO] [stdout]     |                       in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected struct `Vec<u32>`
[INFO] [stdout]                found struct `Vec<[{integer}; 5]>`
[INFO] [stdout]     = note: this error originates in the macro `custom_vec` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/main.rs:111:13
[INFO] [stdout]     |
[INFO] [stdout] 110 |             $(v.push($x);)*
[INFO] [stdout]     |               - ... which causes `v` to have type `Vec<[{integer}; 5]>`
[INFO] [stdout] 111 |             v
[INFO] [stdout]     |             ^ expected `Vec<u32>`, found `Vec<[{integer}; 5]>`
[INFO] [stdout] ...
[INFO] [stdout] 137 |     let v3:Vec<u32> = custom_vec!([1;5]);
[INFO] [stdout]     |                       ------------------
[INFO] [stdout]     |                       |           |
[INFO] [stdout]     |                       |           this argument has type `[{integer}; 5]`...
[INFO] [stdout]     |                       in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected struct `Vec<u32>`
[INFO] [stdout]                found struct `Vec<[{integer}; 5]>`
[INFO] [stdout]     = note: this error originates in the macro `custom_vec` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `custom_macros` (bin "custom_macros" test) due to 7 previous errors; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `custom_macros` (bin "custom_macros") due to 7 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "b67b61d39151b88069f6ce2533953862373ec9a48f4e7c90415cbe48ea174956", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b67b61d39151b88069f6ce2533953862373ec9a48f4e7c90415cbe48ea174956", kill_on_drop: false }`
[INFO] [stdout] b67b61d39151b88069f6ce2533953862373ec9a48f4e7c90415cbe48ea174956
