[INFO] fetching crate admiral-derive 0.1.0...
[INFO] checking admiral-derive-0.1.0 against master#b0696a5160711c068cb1f01b7437db7990d15750 for pr-121848
[INFO] extracting crate admiral-derive 0.1.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate admiral-derive 0.1.0 on toolchain b0696a5160711c068cb1f01b7437db7990d15750
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate admiral-derive 0.1.0
[INFO] finished tweaking crates.io crate admiral-derive 0.1.0
[INFO] tweaked toml for crates.io crate admiral-derive 0.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustc-test v0.3.1
[INFO] [stderr]   Downloaded admiral-types v0.1.0
[INFO] [stderr]   Downloaded rustc-serialize v0.3.25
[INFO] [stderr]   Downloaded term v0.4.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 464a94b8d6819fd906206ce93abf39ec7e0df7bf222d2223e169fb23e02b1938
[INFO] running `Command { std: "docker" "start" "-a" "464a94b8d6819fd906206ce93abf39ec7e0df7bf222d2223e169fb23e02b1938", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "464a94b8d6819fd906206ce93abf39ec7e0df7bf222d2223e169fb23e02b1938", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "464a94b8d6819fd906206ce93abf39ec7e0df7bf222d2223e169fb23e02b1938", kill_on_drop: false }`
[INFO] [stdout] 464a94b8d6819fd906206ce93abf39ec7e0df7bf222d2223e169fb23e02b1938
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6602c52509099d0ad80774792be8dfc395fc6cd0d97a95b0545a370e6b8da8b2
[INFO] running `Command { std: "docker" "start" "-a" "6602c52509099d0ad80774792be8dfc395fc6cd0d97a95b0545a370e6b8da8b2", kill_on_drop: false }`
[INFO] [stderr]     Checking unicode-width v0.1.11
[INFO] [stderr]     Checking term v0.4.6
[INFO] [stderr]    Compiling rustc-test v0.3.1
[INFO] [stderr]     Checking rustc-serialize v0.3.25
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking libc v0.2.153
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]     Checking admiral-types v0.1.0
[INFO] [stderr]     Checking admiral-derive v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `last_stmt_start_span`
[INFO] [stdout]   --> src/lib.rs:31:10
[INFO] [stdout]    |
[INFO] [stdout] 31 |     let (last_stmt_start_span, last_stmt_end_span) = {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_last_stmt_start_span`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `last_stmt_start_span`
[INFO] [stdout]   --> src/lib.rs:31:10
[INFO] [stdout]    |
[INFO] [stdout] 31 |     let (last_stmt_start_span, last_stmt_end_span) = {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_last_stmt_start_span`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]   --> src/lib.rs:61:26
[INFO] [stdout]    |
[INFO] [stdout] 61 | pub fn rust_decorator_fn(args: TokenStream, input: TokenStream) -> TokenStream {
[INFO] [stdout]    |                          ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]   --> src/lib.rs:61:26
[INFO] [stdout]    |
[INFO] [stdout] 61 | pub fn rust_decorator_fn(args: TokenStream, input: TokenStream) -> TokenStream {
[INFO] [stdout]    |                          ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lib.rs:62:9
[INFO] [stdout]    |
[INFO] [stdout] 62 |     let mut func: ItemFn = syn::parse(input).unwrap();
[INFO] [stdout]    |         ----^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lib.rs:62:9
[INFO] [stdout]    |
[INFO] [stdout] 62 |     let mut func: ItemFn = syn::parse(input).unwrap();
[INFO] [stdout]    |         ----^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.62s
[INFO] running `Command { std: "docker" "inspect" "6602c52509099d0ad80774792be8dfc395fc6cd0d97a95b0545a370e6b8da8b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6602c52509099d0ad80774792be8dfc395fc6cd0d97a95b0545a370e6b8da8b2", kill_on_drop: false }`
[INFO] [stdout] 6602c52509099d0ad80774792be8dfc395fc6cd0d97a95b0545a370e6b8da8b2
[INFO] checking admiral-derive-0.1.0 against try#bfe97fcae016881ad333f0ff8cea2cadb9cf136c for pr-121848
[INFO] extracting crate admiral-derive 0.1.0 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate admiral-derive 0.1.0 on toolchain bfe97fcae016881ad333f0ff8cea2cadb9cf136c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate admiral-derive 0.1.0
[INFO] finished tweaking crates.io crate admiral-derive 0.1.0
[INFO] tweaked toml for crates.io crate admiral-derive 0.1.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] df873430b2ef02b47da2f853dd466cef9ffdcd19f79be61dc82e65640118f1d2
[INFO] running `Command { std: "docker" "start" "-a" "df873430b2ef02b47da2f853dd466cef9ffdcd19f79be61dc82e65640118f1d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "df873430b2ef02b47da2f853dd466cef9ffdcd19f79be61dc82e65640118f1d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df873430b2ef02b47da2f853dd466cef9ffdcd19f79be61dc82e65640118f1d2", kill_on_drop: false }`
[INFO] [stdout] df873430b2ef02b47da2f853dd466cef9ffdcd19f79be61dc82e65640118f1d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6be55987973fbf21416e8e6afeb20ffe7c9f6b85ea2baa23c82500368ad7b0fe
[INFO] running `Command { std: "docker" "start" "-a" "6be55987973fbf21416e8e6afeb20ffe7c9f6b85ea2baa23c82500368ad7b0fe", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustc-test v0.3.1
[INFO] [stderr]     Checking unicode-width v0.1.11
[INFO] [stderr]     Checking rustc-serialize v0.3.25
[INFO] [stderr]     Checking term v0.4.6
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking libc v0.2.153
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]     Checking admiral-types v0.1.0
[INFO] [stderr]     Checking admiral-derive v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `last_stmt_start_span`
[INFO] [stdout]   --> src/lib.rs:31:10
[INFO] [stdout]    |
[INFO] [stdout] 31 |     let (last_stmt_start_span, last_stmt_end_span) = {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_last_stmt_start_span`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `last_stmt_start_span`
[INFO] [stdout]   --> src/lib.rs:31:10
[INFO] [stdout]    |
[INFO] [stdout] 31 |     let (last_stmt_start_span, last_stmt_end_span) = {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_last_stmt_start_span`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]   --> src/lib.rs:61:26
[INFO] [stdout]    |
[INFO] [stdout] 61 | pub fn rust_decorator_fn(args: TokenStream, input: TokenStream) -> TokenStream {
[INFO] [stdout]    |                          ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]   --> src/lib.rs:61:26
[INFO] [stdout]    |
[INFO] [stdout] 61 | pub fn rust_decorator_fn(args: TokenStream, input: TokenStream) -> TokenStream {
[INFO] [stdout]    |                          ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lib.rs:62:9
[INFO] [stdout]    |
[INFO] [stdout] 62 |     let mut func: ItemFn = syn::parse(input).unwrap();
[INFO] [stdout]    |         ----^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lib.rs:62:9
[INFO] [stdout]    |
[INFO] [stdout] 62 |     let mut func: ItemFn = syn::parse(input).unwrap();
[INFO] [stdout]    |         ----^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.58s
[INFO] running `Command { std: "docker" "inspect" "6be55987973fbf21416e8e6afeb20ffe7c9f6b85ea2baa23c82500368ad7b0fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6be55987973fbf21416e8e6afeb20ffe7c9f6b85ea2baa23c82500368ad7b0fe", kill_on_drop: false }`
[INFO] [stdout] 6be55987973fbf21416e8e6afeb20ffe7c9f6b85ea2baa23c82500368ad7b0fe
