[INFO] fetching crate astray_core 0.1.18...
[INFO] testing astray_core-0.1.18 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate astray_core 0.1.18 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate astray_core 0.1.18
[INFO] finished tweaking crates.io crate astray_core 0.1.18
[INFO] tweaked toml for crates.io crate astray_core 0.1.18 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate astray_core 0.1.18 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 11 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 68d516206a7a3b5238c02db5dc5f00a20551c3fcb1e75b1e588abfbafe72b86a
[INFO] running `Command { std: "docker" "start" "-a" "68d516206a7a3b5238c02db5dc5f00a20551c3fcb1e75b1e588abfbafe72b86a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "68d516206a7a3b5238c02db5dc5f00a20551c3fcb1e75b1e588abfbafe72b86a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68d516206a7a3b5238c02db5dc5f00a20551c3fcb1e75b1e588abfbafe72b86a", kill_on_drop: false }`
[INFO] [stdout] 68d516206a7a3b5238c02db5dc5f00a20551c3fcb1e75b1e588abfbafe72b86a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a5e0a2669356183862891169a69fac21f88d229d7c0688edae9efc2e64ccea99
[INFO] running `Command { std: "docker" "start" "-a" "a5e0a2669356183862891169a69fac21f88d229d7c0688edae9efc2e64ccea99", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.22
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling hatch_result v0.1.8
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]    Compiling arr_macro_impl v0.2.1
[INFO] [stderr]    Compiling arr_macro v0.2.1
[INFO] [stderr]    Compiling astray_core v0.1.18 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::cmp::max`
[INFO] [stdout]  --> src/token/mod.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::cmp::max;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `let_chains` has been stable since 1.88.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(let_chains)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pattern`
[INFO] [stdout]    --> src/impl_std.rs:115:9
[INFO] [stdout]     |
[INFO] [stdout] 115 |         pattern: Option<&'static str>
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pattern`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pattern`
[INFO] [stdout]    --> src/impl_std.rs:176:5
[INFO] [stdout]     |
[INFO] [stdout] 176 |     pattern: Option<&'static str>
[INFO] [stdout]     |     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pattern`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.37s
[INFO] running `Command { std: "docker" "inspect" "a5e0a2669356183862891169a69fac21f88d229d7c0688edae9efc2e64ccea99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5e0a2669356183862891169a69fac21f88d229d7c0688edae9efc2e64ccea99", kill_on_drop: false }`
[INFO] [stdout] a5e0a2669356183862891169a69fac21f88d229d7c0688edae9efc2e64ccea99
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9d2ed0568f4d11541858dc7d886c01342f088eb58e7e160882f69a2ed736da4a
[INFO] running `Command { std: "docker" "start" "-a" "9d2ed0568f4d11541858dc7d886c01342f088eb58e7e160882f69a2ed736da4a", kill_on_drop: false }`
[INFO] [stderr]    Compiling astray_core v0.1.18 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::cmp::max`
[INFO] [stdout]  --> src/token/mod.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::cmp::max;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `let_chains` has been stable since 1.88.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(let_chains)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pattern`
[INFO] [stdout]    --> src/impl_std.rs:115:9
[INFO] [stdout]     |
[INFO] [stdout] 115 |         pattern: Option<&'static str>
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pattern`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pattern`
[INFO] [stdout]    --> src/impl_std.rs:176:5
[INFO] [stdout]     |
[INFO] [stdout] 176 |     pattern: Option<&'static str>
[INFO] [stdout]     |     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pattern`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cmp::max`
[INFO] [stdout]  --> src/token/mod.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::cmp::max;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `let_chains` has been stable since 1.88.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(let_chains)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pattern`
[INFO] [stdout]    --> src/impl_std.rs:115:9
[INFO] [stdout]     |
[INFO] [stdout] 115 |         pattern: Option<&'static str>
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pattern`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pattern`
[INFO] [stdout]    --> src/impl_std.rs:176:5
[INFO] [stdout]     |
[INFO] [stdout] 176 |     pattern: Option<&'static str>
[INFO] [stdout]     |     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pattern`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pattern`
[INFO] [stdout]    --> src/impl_std.rs:247:13
[INFO] [stdout]     |
[INFO] [stdout] 247 |             pattern: Option<&'static str>
[INFO] [stdout]     |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pattern`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pattern`
[INFO] [stdout]    --> src/impl_std.rs:275:13
[INFO] [stdout]     |
[INFO] [stdout] 275 |             pattern: Option<&'static str>
[INFO] [stdout]     |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pattern`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "9d2ed0568f4d11541858dc7d886c01342f088eb58e7e160882f69a2ed736da4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d2ed0568f4d11541858dc7d886c01342f088eb58e7e160882f69a2ed736da4a", kill_on_drop: false }`
[INFO] [stdout] 9d2ed0568f4d11541858dc7d886c01342f088eb58e7e160882f69a2ed736da4a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0c800821dc307a206aa9d9574f2a6e76f4d867b04083d9d70a2bed433dbcfe71
[INFO] running `Command { std: "docker" "start" "-a" "0c800821dc307a206aa9d9574f2a6e76f4d867b04083d9d70a2bed433dbcfe71", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::cmp::max`
[INFO] [stderr]  --> src/token/mod.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::cmp::max;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `let_chains` has been stable since 1.88.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> src/lib.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(let_chains)]
[INFO] [stderr]   |            ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pattern`
[INFO] [stderr]    --> src/impl_std.rs:115:9
[INFO] [stderr]     |
[INFO] [stderr] 115 |         pattern: Option<&'static str>
[INFO] [stderr]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pattern`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pattern`
[INFO] [stderr]    --> src/impl_std.rs:176:5
[INFO] [stderr]     |
[INFO] [stderr] 176 |     pattern: Option<&'static str>
[INFO] [stderr]     |     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pattern`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pattern`
[INFO] [stderr]    --> src/impl_std.rs:247:13
[INFO] [stderr]     |
[INFO] [stderr] 247 |             pattern: Option<&'static str>
[INFO] [stderr]     |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pattern`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pattern`
[INFO] [stderr]    --> src/impl_std.rs:275:13
[INFO] [stderr]     |
[INFO] [stderr] 275 |             pattern: Option<&'static str>
[INFO] [stderr]     |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pattern`
[INFO] [stderr] 
[INFO] [stderr] warning: `astray_core` (lib) generated 4 warnings (run `cargo fix --lib -p astray_core` to apply 3 suggestions)
[INFO] [stderr] warning: `astray_core` (lib test) generated 6 warnings (4 duplicates) (run `cargo fix --lib -p astray_core --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/astray_core-6f64460373508e79)
[INFO] [stdout] 
[INFO] [stdout] running 21 tests
[INFO] [stdout] test impl_std::tests::box_err ... ok
[INFO] [stdout] test impl_std::tests::box_ok ... ok
[INFO] [stdout] test impl_std::tests::box_match ... ok
[INFO] [stdout] test impl_std::tests::parse_option_none ... ok
[INFO] [stdout] test impl_std::tests::parse_vec_with_many_elements ... ok
[INFO] [stdout] test impl_std::tests::parse_option_some ... ok
[INFO] [stdout] test iter::tests::failed_parse ... ok
[INFO] [stdout] test impl_std::tests::parse_vec_with_one_element ... ok
[INFO] [stdout] test impl_std::tests::test1 ... ok
[INFO] [stdout] test impl_std::tests::vec_parse_if_match ... ok
[INFO] [stdout] test impl_std::tests::vec_of_tuples_arity3 ... ok
[INFO] [stdout] test iter::tests::failed_parse_if_match ... ok
[INFO] [stdout] test impl_std::tests::vec_of_tuples_arity2 ... ok
[INFO] [stdout] test iter::tests::test_new ... ok
[INFO] [stdout] test iter::tests::test_new_empty ... ok
[INFO] [stdout] test iter::tests::test_parse_if_match ... ok
[INFO] [stdout] test iter::tests::parse_if_match_match_enum_token ... ok
[INFO] [stdout] test iter::tests::test_parse_if_match_empty_token_list ... ok
[INFO] [stdout] test impl_std::tests::parse_vec_with_zero_elements ... ok
[INFO] [stdout] test iter::tests::successful_parse ... ok
[INFO] [stdout] test error::parse_error::tests::to_string ... ok
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests astray_core
[INFO] [stdout] test result: ok. 21 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.26s
[INFO] [stdout] 
[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" "0c800821dc307a206aa9d9574f2a6e76f4d867b04083d9d70a2bed433dbcfe71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c800821dc307a206aa9d9574f2a6e76f4d867b04083d9d70a2bed433dbcfe71", kill_on_drop: false }`
[INFO] [stdout] 0c800821dc307a206aa9d9574f2a6e76f4d867b04083d9d70a2bed433dbcfe71