[INFO] fetching crate defunctionalize-proc-macro 0.2.0...
[INFO] testing defunctionalize-proc-macro-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 defunctionalize-proc-macro 0.2.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate defunctionalize-proc-macro 0.2.0
[INFO] finished tweaking crates.io crate defunctionalize-proc-macro 0.2.0
[INFO] tweaked toml for crates.io crate defunctionalize-proc-macro 0.2.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate defunctionalize-proc-macro 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] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 9 packages to latest compatible versions
[INFO] [stderr]       Adding heck v0.3.3 (available: v0.5.0)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.104)
[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-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 05e70be388ebfc17a227d09da1d152b8fc53d2bf841324669341f6c6468c99f0
[INFO] running `Command { std: "docker" "start" "-a" "05e70be388ebfc17a227d09da1d152b8fc53d2bf841324669341f6c6468c99f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "05e70be388ebfc17a227d09da1d152b8fc53d2bf841324669341f6c6468c99f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05e70be388ebfc17a227d09da1d152b8fc53d2bf841324669341f6c6468c99f0", kill_on_drop: false }`
[INFO] [stdout] 05e70be388ebfc17a227d09da1d152b8fc53d2bf841324669341f6c6468c99f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] df78092aabe7c87e1ebd5b7337f704c00aa5bd16195b849810814896187a5263
[INFO] running `Command { std: "docker" "start" "-a" "df78092aabe7c87e1ebd5b7337f704c00aa5bd16195b849810814896187a5263", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling defunctionalize-proc-macro v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `fn_token` and `paren_token` are never read
[INFO] [stdout]   --> src/signature.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct Signature {
[INFO] [stdout]    |            --------- fields in this struct
[INFO] [stdout] 12 |     pub fn_token: Token![fn],
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 15 |     pub paren_token: Paren,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.92s
[INFO] running `Command { std: "docker" "inspect" "df78092aabe7c87e1ebd5b7337f704c00aa5bd16195b849810814896187a5263", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df78092aabe7c87e1ebd5b7337f704c00aa5bd16195b849810814896187a5263", kill_on_drop: false }`
[INFO] [stdout] df78092aabe7c87e1ebd5b7337f704c00aa5bd16195b849810814896187a5263
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] da00a4f67287fed6364ffa19333e15e512d511391a593ee2bb7207c279b32ee7
[INFO] running `Command { std: "docker" "start" "-a" "da00a4f67287fed6364ffa19333e15e512d511391a593ee2bb7207c279b32ee7", kill_on_drop: false }`
[INFO] [stderr]    Compiling defunctionalize-proc-macro v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `fn_token` and `paren_token` are never read
[INFO] [stdout]   --> src/signature.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct Signature {
[INFO] [stdout]    |            --------- fields in this struct
[INFO] [stdout] 12 |     pub fn_token: Token![fn],
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 15 |     pub paren_token: Paren,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `fn_token` and `paren_token` are never read
[INFO] [stdout]   --> src/signature.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct Signature {
[INFO] [stdout]    |            --------- fields in this struct
[INFO] [stdout] 12 |     pub fn_token: Token![fn],
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 15 |     pub paren_token: Paren,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "da00a4f67287fed6364ffa19333e15e512d511391a593ee2bb7207c279b32ee7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da00a4f67287fed6364ffa19333e15e512d511391a593ee2bb7207c279b32ee7", kill_on_drop: false }`
[INFO] [stdout] da00a4f67287fed6364ffa19333e15e512d511391a593ee2bb7207c279b32ee7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 55e3c61b7406f447dd53eaf010c129eda1a27b1c6df3f2f3d5e26c442efd9fc2
[INFO] running `Command { std: "docker" "start" "-a" "55e3c61b7406f447dd53eaf010c129eda1a27b1c6df3f2f3d5e26c442efd9fc2", kill_on_drop: false }`
[INFO] [stderr] warning: fields `fn_token` and `paren_token` are never read
[INFO] [stderr]   --> src/signature.rs:12:9
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub struct Signature {
[INFO] [stderr]    |            --------- fields in this struct
[INFO] [stderr] 12 |     pub fn_token: Token![fn],
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 15 |     pub paren_token: Paren,
[INFO] [stderr]    |         ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `defunctionalize-proc-macro` (lib) generated 1 warning
[INFO] [stderr] warning: `defunctionalize-proc-macro` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/defunctionalize_proc_macro-8684a03c4fe7f3e2)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests defunctionalize_proc_macro
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "55e3c61b7406f447dd53eaf010c129eda1a27b1c6df3f2f3d5e26c442efd9fc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55e3c61b7406f447dd53eaf010c129eda1a27b1c6df3f2f3d5e26c442efd9fc2", kill_on_drop: false }`
[INFO] [stdout] 55e3c61b7406f447dd53eaf010c129eda1a27b1c6df3f2f3d5e26c442efd9fc2