[INFO] cloning repository https://github.com/andrzejwitkowski/with_block_macro
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/andrzejwitkowski/with_block_macro" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandrzejwitkowski%2Fwith_block_macro", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandrzejwitkowski%2Fwith_block_macro'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3c1996a129080148614cfcb7ce64be9977497b00
[INFO] checking andrzejwitkowski/with_block_macro against try#78c81ee3917a99dcff6e2e6822800f0492c415c3 for pr-148967
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandrzejwitkowski%2Fwith_block_macro" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/andrzejwitkowski/with_block_macro
[INFO] finished tweaking git repo https://github.com/andrzejwitkowski/with_block_macro
[INFO] tweaked toml for git repo https://github.com/andrzejwitkowski/with_block_macro written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/andrzejwitkowski/with_block_macro on toolchain 78c81ee3917a99dcff6e2e6822800f0492c415c3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+78c81ee3917a99dcff6e2e6822800f0492c415c3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/andrzejwitkowski/with_block_macro 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" "+78c81ee3917a99dcff6e2e6822800f0492c415c3" "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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+78c81ee3917a99dcff6e2e6822800f0492c415c3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fad6195b282bfea3239a47d7f246877ee109d002a7530751289f68ed046b0ea3
[INFO] running `Command { std: "docker" "start" "-a" "fad6195b282bfea3239a47d7f246877ee109d002a7530751289f68ed046b0ea3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fad6195b282bfea3239a47d7f246877ee109d002a7530751289f68ed046b0ea3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fad6195b282bfea3239a47d7f246877ee109d002a7530751289f68ed046b0ea3", kill_on_drop: false }`
[INFO] [stdout] fad6195b282bfea3239a47d7f246877ee109d002a7530751289f68ed046b0ea3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+78c81ee3917a99dcff6e2e6822800f0492c415c3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c80640a2adedf77f17293807f634f587c7e2059bd1caffa4cc74de3d23b27bb6
[INFO] running `Command { std: "docker" "start" "-a" "c80640a2adedf77f17293807f634f587c7e2059bd1caffa4cc74de3d23b27bb6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]     Checking unicode-ident v1.0.18
[INFO] [stderr]     Checking quote v1.0.39
[INFO] [stderr]     Checking syn v2.0.99
[INFO] [stderr]     Checking trailing_closure_macro v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Ident`, `Pat`, `Token`, `parse2`, `parse::ParseStream`, `parse_macro_input`, `parse_quote`, and `punctuated::Punctuated`
[INFO] [stdout]  --> src/lib.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | ...::{parse2, Expr, Block, parse_macro_input, parse_quote, Pat, Token, parse::Parse, parse::ParseStream, punctuated::Punctuated, Ident};
[INFO] [stdout]   |       ^^^^^^               ^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^  ^^^  ^^^^^                ^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Ident`, `Pat`, `Token`, `parse2`, `parse::ParseStream`, `parse_macro_input`, `parse_quote`, and `punctuated::Punctuated`
[INFO] [stdout]  --> src/lib.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | ...::{parse2, Expr, Block, parse_macro_input, parse_quote, Pat, Token, parse::Parse, parse::ParseStream, punctuated::Punctuated, Ident};
[INFO] [stdout]   |       ^^^^^^               ^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^  ^^^  ^^^^^                ^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `parse::Parse`
[INFO] [stdout]  --> src/lib.rs:3:76
[INFO] [stdout]   |
[INFO] [stdout] 3 | use syn::{parse2, Expr, Block, parse_macro_input, parse_quote, Pat, Token, parse::Parse, parse::ParseStream, punctuated::Punctuated, ...
[INFO] [stdout]   |                                                                            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `parse::Parse`
[INFO] [stdout]  --> src/lib.rs:3:76
[INFO] [stdout]   |
[INFO] [stdout] 3 | use syn::{parse2, Expr, Block, parse_macro_input, parse_quote, Pat, Token, parse::Parse, parse::ParseStream, punctuated::Punctuated, ...
[INFO] [stdout]   |                                                                            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:110:25
[INFO] [stdout]     |
[INFO] [stdout] 110 |                     let mut rest_of_stmt = &stmt_str[start_idx + end_idx + 2..];
[INFO] [stdout]     |                         ----^^^^^^^^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `params_tokens`
[INFO] [stdout]   --> src/lib.rs:44:23
[INFO] [stdout]    |
[INFO] [stdout] 44 |     let (call_tokens, params_tokens): (TokenStream, Option<TokenStream2>) = if let Some(params_pos) = params_start {
[INFO] [stdout]    |                       ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_params_tokens`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:110:25
[INFO] [stdout]     |
[INFO] [stdout] 110 |                     let mut rest_of_stmt = &stmt_str[start_idx + end_idx + 2..];
[INFO] [stdout]     |                         ----^^^^^^^^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `params_tokens`
[INFO] [stdout]   --> src/lib.rs:44:23
[INFO] [stdout]    |
[INFO] [stdout] 44 |     let (call_tokens, params_tokens): (TokenStream, Option<TokenStream2>) = if let Some(params_pos) = params_start {
[INFO] [stdout]    |                       ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_params_tokens`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Ident`, `Pat`, `Token`, `parse2`, `parse::ParseStream`, `parse_macro_input`, `parse_quote`, and `punctuated::Punctuated`
[INFO] [stdout]  --> src/lib.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | ...::{parse2, Expr, Block, parse_macro_input, parse_quote, Pat, Token, parse::Parse, parse::ParseStream, punctuated::Punctuated, Ident};
[INFO] [stdout]   |       ^^^^^^               ^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^  ^^^  ^^^^^                ^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `parse::Parse`
[INFO] [stdout]  --> src/lib.rs:3:76
[INFO] [stdout]   |
[INFO] [stdout] 3 | use syn::{parse2, Expr, Block, parse_macro_input, parse_quote, Pat, Token, parse::Parse, parse::ParseStream, punctuated::Punctuated, ...
[INFO] [stdout]   |                                                                            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:110:25
[INFO] [stdout]     |
[INFO] [stdout] 110 |                     let mut rest_of_stmt = &stmt_str[start_idx + end_idx + 2..];
[INFO] [stdout]     |                         ----^^^^^^^^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `params_tokens`
[INFO] [stdout]   --> src/lib.rs:44:23
[INFO] [stdout]    |
[INFO] [stdout] 44 |     let (call_tokens, params_tokens): (TokenStream, Option<TokenStream2>) = if let Some(params_pos) = params_start {
[INFO] [stdout]    |                       ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_params_tokens`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] Input: takes_closure() { value = 42; }
[INFO] [stderr] Result: takes_closure(|| { value = 42; })
[INFO] [stderr] Input: test_struct.method_with_closure() { value = 42; }
[INFO] [stderr] Result: test_struct.method_with_closure(|| { value = 42; })
[INFO] [stderr] Input: function_with_args(10) { value = 42; }
[INFO] [stderr] Result: function_with_args(10, || { value = 42; })
[INFO] [stderr] Input: function_with_args(10, 20) { value = 42; }
[INFO] [stderr] Result: function_with_args(10, 20, || { value = 42; })
[INFO] [stderr] Input: higher_order()
[INFO] [stderr] { |num: i32, text: &str| format!("Number: {}, Text: {}", num, text) }
[INFO] [stderr] Result: higher_order(| num : i32, text : & str |
[INFO] [stderr] { format! ("Number: {}, Text: {}", num, text) })
[INFO] [stderr] Input: higher_order() { |num, text| format!("Number: {}, Text: {}", num, text) }
[INFO] [stderr] Result: higher_order(| num, text | { format! ("Number: {}, Text: {}", num, text) })
[INFO] [stderr] Input: higher_order()
[INFO] [stderr] {
[INFO] [stderr]     |num, text|
[INFO] [stderr]     {
[INFO] [stderr]         println!("Number: {}, Text: {}", num, text);
[INFO] [stderr]         format!("Another line of code")
[INFO] [stderr]     }
[INFO] [stderr] }
[INFO] [stderr] Result: higher_order(| num, text |
[INFO] [stderr] {
[INFO] [stderr]     {
[INFO] [stderr]         println! ("Number: {}, Text: {}", num, text); format!
[INFO] [stderr]         ("Another line of code")
[INFO] [stderr]     }
[INFO] [stderr] })
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.45s
[INFO] running `Command { std: "docker" "inspect" "c80640a2adedf77f17293807f634f587c7e2059bd1caffa4cc74de3d23b27bb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c80640a2adedf77f17293807f634f587c7e2059bd1caffa4cc74de3d23b27bb6", kill_on_drop: false }`
[INFO] [stdout] c80640a2adedf77f17293807f634f587c7e2059bd1caffa4cc74de3d23b27bb6
