[INFO] fetching crate visit-rs-derive 0.1.7...
[INFO] testing visit-rs-derive-0.1.7 against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739-1
[INFO] extracting crate visit-rs-derive 0.1.7 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate visit-rs-derive 0.1.7
[INFO] finished tweaking crates.io crate visit-rs-derive 0.1.7
[INFO] tweaked toml for crates.io crate visit-rs-derive 0.1.7 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate visit-rs-derive 0.1.7 on toolchain 33835004928d3bf65db4d4712e1330766263b0bd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate visit-rs-derive 0.1.7 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" "+33835004928d3bf65db4d4712e1330766263b0bd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e73739fe55b0caef9db8c1fe55ee625a070418716b90f0faffa9ad36e988234c
[INFO] running `Command { std: "docker" "start" "-a" "e73739fe55b0caef9db8c1fe55ee625a070418716b90f0faffa9ad36e988234c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e73739fe55b0caef9db8c1fe55ee625a070418716b90f0faffa9ad36e988234c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e73739fe55b0caef9db8c1fe55ee625a070418716b90f0faffa9ad36e988234c", kill_on_drop: false }`
[INFO] [stdout] e73739fe55b0caef9db8c1fe55ee625a070418716b90f0faffa9ad36e988234c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fd61e2e9b82d0007b099ae7b8a21e8c83814b7c4a70ce6bb0e21bd700f0d77a7
[INFO] running `Command { std: "docker" "start" "-a" "fd61e2e9b82d0007b099ae7b8a21e8c83814b7c4a70ce6bb0e21bd700f0d77a7", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling visit-rs-derive v0.1.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `make_impl` is never used
[INFO] [stdout]   --> src/helpers.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub fn make_impl(
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `field_iter` is never used
[INFO] [stdout]    --> src/helpers.rs:103:8
[INFO] [stdout]     |
[INFO] [stdout] 103 | pub fn field_iter(fields: &Fields) -> impl Iterator<Item = (usize, &syn::Field)> {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `field_idx_iter` is never used
[INFO] [stdout]    --> src/helpers.rs:112:8
[INFO] [stdout]     |
[INFO] [stdout] 112 | pub fn field_idx_iter(fields: &Fields) -> impl Iterator<Item = TokenStream> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.89s
[INFO] running `Command { std: "docker" "inspect" "fd61e2e9b82d0007b099ae7b8a21e8c83814b7c4a70ce6bb0e21bd700f0d77a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd61e2e9b82d0007b099ae7b8a21e8c83814b7c4a70ce6bb0e21bd700f0d77a7", kill_on_drop: false }`
[INFO] [stdout] fd61e2e9b82d0007b099ae7b8a21e8c83814b7c4a70ce6bb0e21bd700f0d77a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7b2484ede0587b3a060a63cb90a78697980a9b721224bcf2708d78d2092a6885
[INFO] running `Command { std: "docker" "start" "-a" "7b2484ede0587b3a060a63cb90a78697980a9b721224bcf2708d78d2092a6885", kill_on_drop: false }`
[INFO] [stderr]    Compiling visit-rs-derive v0.1.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `make_impl` is never used
[INFO] [stdout]   --> src/helpers.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub fn make_impl(
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `field_iter` is never used
[INFO] [stdout]    --> src/helpers.rs:103:8
[INFO] [stdout]     |
[INFO] [stdout] 103 | pub fn field_iter(fields: &Fields) -> impl Iterator<Item = (usize, &syn::Field)> {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `field_idx_iter` is never used
[INFO] [stdout]    --> src/helpers.rs:112:8
[INFO] [stdout]     |
[INFO] [stdout] 112 | pub fn field_idx_iter(fields: &Fields) -> impl Iterator<Item = TokenStream> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `make_impl` is never used
[INFO] [stdout]   --> src/helpers.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub fn make_impl(
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `field_iter` is never used
[INFO] [stdout]    --> src/helpers.rs:103:8
[INFO] [stdout]     |
[INFO] [stdout] 103 | pub fn field_iter(fields: &Fields) -> impl Iterator<Item = (usize, &syn::Field)> {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `field_idx_iter` is never used
[INFO] [stdout]    --> src/helpers.rs:112:8
[INFO] [stdout]     |
[INFO] [stdout] 112 | pub fn field_idx_iter(fields: &Fields) -> impl Iterator<Item = TokenStream> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.18s
[INFO] running `Command { std: "docker" "inspect" "7b2484ede0587b3a060a63cb90a78697980a9b721224bcf2708d78d2092a6885", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b2484ede0587b3a060a63cb90a78697980a9b721224bcf2708d78d2092a6885", kill_on_drop: false }`
[INFO] [stdout] 7b2484ede0587b3a060a63cb90a78697980a9b721224bcf2708d78d2092a6885
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fcd290e525ba5115e182baaafc351f1f74902dfe749e3073e015d99a226bffc4
[INFO] running `Command { std: "docker" "start" "-a" "fcd290e525ba5115e182baaafc351f1f74902dfe749e3073e015d99a226bffc4", kill_on_drop: false }`
[INFO] [stderr] warning: function `make_impl` is never used
[INFO] [stderr]   --> src/helpers.rs:40:8
[INFO] [stderr]    |
[INFO] [stderr] 40 | pub fn make_impl(
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `field_iter` is never used
[INFO] [stderr]    --> src/helpers.rs:103:8
[INFO] [stderr]     |
[INFO] [stderr] 103 | pub fn field_iter(fields: &Fields) -> impl Iterator<Item = (usize, &syn::Field)> {
[INFO] [stderr]     |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `field_idx_iter` is never used
[INFO] [stderr]    --> src/helpers.rs:112:8
[INFO] [stderr]     |
[INFO] [stderr] 112 | pub fn field_idx_iter(fields: &Fields) -> impl Iterator<Item = TokenStream> {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `visit-rs-derive` (lib) generated 3 warnings
[INFO] [stderr] warning: `visit-rs-derive` (lib test) generated 3 warnings (3 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/visit_rs_derive-3da04829d18f7aa5)
[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 visit_rs_derive
[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" "fcd290e525ba5115e182baaafc351f1f74902dfe749e3073e015d99a226bffc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcd290e525ba5115e182baaafc351f1f74902dfe749e3073e015d99a226bffc4", kill_on_drop: false }`
[INFO] [stdout] fcd290e525ba5115e182baaafc351f1f74902dfe749e3073e015d99a226bffc4
