[INFO] fetching crate rust_icu_ucnv 5.6.0...
[INFO] testing rust_icu_ucnv-5.6.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate rust_icu_ucnv 5.6.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate rust_icu_ucnv 5.6.0
[INFO] finished tweaking crates.io crate rust_icu_ucnv 5.6.0
[INFO] tweaked toml for crates.io crate rust_icu_ucnv 5.6.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rust_icu_ucnv 5.6.0 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rust_icu_ucnv 5.6.0 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" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 544aeba0532100c77c0de853a412ca5b655d98243c7315e8798c72cd74ef9dcb
[INFO] running `Command { std: "docker" "start" "-a" "544aeba0532100c77c0de853a412ca5b655d98243c7315e8798c72cd74ef9dcb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "544aeba0532100c77c0de853a412ca5b655d98243c7315e8798c72cd74ef9dcb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "544aeba0532100c77c0de853a412ca5b655d98243c7315e8798c72cd74ef9dcb", kill_on_drop: false }`
[INFO] [stdout] 544aeba0532100c77c0de853a412ca5b655d98243c7315e8798c72cd74ef9dcb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4637dff25c8511e885683c9c296174ab7cf0a4d4e5f0b83483696797303626c1
[INFO] running `Command { std: "docker" "start" "-a" "4637dff25c8511e885683c9c296174ab7cf0a4d4e5f0b83483696797303626c1", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling unicode-ident v1.0.19
[INFO] [stderr]    Compiling prettyplease v0.2.37
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling bitflags v2.9.4
[INFO] [stderr]    Compiling linux-raw-sys v0.4.15
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling bindgen v0.69.5
[INFO] [stderr]    Compiling clang-sys v1.8.1
[INFO] [stderr]    Compiling libloading v0.8.9
[INFO] [stderr]    Compiling home v0.5.11
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling log v0.4.28
[INFO] [stderr]    Compiling rust_icu_release v5.6.0
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling which v4.4.2
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling rust_icu_sys v5.6.0
[INFO] [stderr]    Compiling rust_icu_common v5.6.0
[INFO] [stderr]    Compiling rust_icu_ucnv v5.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: useless assignment of field of type `*mut u16` to itself
[INFO] [stdout]    --> src/utf8.rs:135:9
[INFO] [stdout]     |
[INFO] [stdout] 135 |         self.pivot_from_target = self.pivot_from_target;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless assignment of field of type `*mut u16` to itself
[INFO] [stdout]    --> src/utf8.rs:128:9
[INFO] [stdout]     |
[INFO] [stdout] 128 |         self.pivot_to_target = self.pivot_to_target;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 26.42s
[INFO] running `Command { std: "docker" "inspect" "4637dff25c8511e885683c9c296174ab7cf0a4d4e5f0b83483696797303626c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4637dff25c8511e885683c9c296174ab7cf0a4d4e5f0b83483696797303626c1", kill_on_drop: false }`
[INFO] [stdout] 4637dff25c8511e885683c9c296174ab7cf0a4d4e5f0b83483696797303626c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1de428839921a3489b1336159d0a60f2e03c32020273b36e1692899459f2ced6
[INFO] running `Command { std: "docker" "start" "-a" "1de428839921a3489b1336159d0a60f2e03c32020273b36e1692899459f2ced6", kill_on_drop: false }`
[INFO] [stdout] warning: useless assignment of field of type `*mut u16` to itself
[INFO] [stdout]    --> src/utf8.rs:135:9
[INFO] [stdout]     |
[INFO] [stdout] 135 |         self.pivot_from_target = self.pivot_from_target;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless assignment of field of type `*mut u16` to itself
[INFO] [stdout]    --> src/utf8.rs:128:9
[INFO] [stdout]     |
[INFO] [stdout] 128 |         self.pivot_to_target = self.pivot_to_target;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rust_icu_ucnv v5.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: useless assignment of field of type `*mut u16` to itself
[INFO] [stdout]    --> src/utf8.rs:135:9
[INFO] [stdout]     |
[INFO] [stdout] 135 |         self.pivot_from_target = self.pivot_from_target;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless assignment of field of type `*mut u16` to itself
[INFO] [stdout]    --> src/utf8.rs:128:9
[INFO] [stdout]     |
[INFO] [stdout] 128 |         self.pivot_to_target = self.pivot_to_target;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "1de428839921a3489b1336159d0a60f2e03c32020273b36e1692899459f2ced6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1de428839921a3489b1336159d0a60f2e03c32020273b36e1692899459f2ced6", kill_on_drop: false }`
[INFO] [stdout] 1de428839921a3489b1336159d0a60f2e03c32020273b36e1692899459f2ced6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2adfd78c23c0226356cc5750fd6838f7901f2f7fb5866e317add4063092d7f3e
[INFO] running `Command { std: "docker" "start" "-a" "2adfd78c23c0226356cc5750fd6838f7901f2f7fb5866e317add4063092d7f3e", kill_on_drop: false }`
[INFO] [stderr] warning: useless assignment of field of type `*mut u16` to itself
[INFO] [stderr]    --> src/utf8.rs:135:9
[INFO] [stderr]     |
[INFO] [stderr] 135 |         self.pivot_from_target = self.pivot_from_target;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: useless assignment of field of type `*mut u16` to itself
[INFO] [stderr]    --> src/utf8.rs:128:9
[INFO] [stderr]     |
[INFO] [stderr] 128 |         self.pivot_to_target = self.pivot_to_target;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `rust_icu_ucnv` (lib) generated 2 warnings
[INFO] [stderr] warning: `rust_icu_ucnv` (lib test) generated 2 warnings (2 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/rust_icu_ucnv-9de4946c3c5cba5d)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::test_utf8_conversion ... ok
[INFO] [stdout] test tests::test_shiftjis_feeding ... ok
[INFO] [stdout] test tests::test_converter_aliases ... ok
[INFO] [stdout] test utf8::tests::test_shiftjis_utf8_feeding ... ok
[INFO] [stdout] test tests::test_shiftjis_conversion ... ok
[INFO] [stdout] test utf8::tests::test_shiftjis_utf8_conversion ... ok
[INFO] [stdout] test tests::test_available_converter_names ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rust_icu_ucnv
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - UConverter (line 262) ... ok
[INFO] [stdout] test src/lib.rs - UConverter (line 238) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.33s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2adfd78c23c0226356cc5750fd6838f7901f2f7fb5866e317add4063092d7f3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2adfd78c23c0226356cc5750fd6838f7901f2f7fb5866e317add4063092d7f3e", kill_on_drop: false }`
[INFO] [stdout] 2adfd78c23c0226356cc5750fd6838f7901f2f7fb5866e317add4063092d7f3e
