[INFO] fetching crate secstr 0.5.1...
[INFO] testing secstr-0.5.1 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2
[INFO] extracting crate secstr 0.5.1 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate secstr 0.5.1
[INFO] finished tweaking crates.io crate secstr 0.5.1
[INFO] tweaked toml for crates.io crate secstr 0.5.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate secstr 0.5.1 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 33 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 63b51bda57dfcf20aaa319b83ea2d9bd3970581c2c4c024a36918f3703d0378c
[INFO] running `Command { std: "docker" "start" "-a" "63b51bda57dfcf20aaa319b83ea2d9bd3970581c2c4c024a36918f3703d0378c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "63b51bda57dfcf20aaa319b83ea2d9bd3970581c2c4c024a36918f3703d0378c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63b51bda57dfcf20aaa319b83ea2d9bd3970581c2c4c024a36918f3703d0378c", kill_on_drop: false }`
[INFO] [stdout] 63b51bda57dfcf20aaa319b83ea2d9bd3970581c2c4c024a36918f3703d0378c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0593f274ea4c7e2773d726b027bd42d70a33a0d49b7cf990ae0bd32cc21dfd74
[INFO] running `Command { std: "docker" "start" "-a" "0593f274ea4c7e2773d726b027bd42d70a33a0d49b7cf990ae0bd32cc21dfd74", kill_on_drop: false }`
[INFO] [stderr]    Compiling secstr v0.5.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "0593f274ea4c7e2773d726b027bd42d70a33a0d49b7cf990ae0bd32cc21dfd74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0593f274ea4c7e2773d726b027bd42d70a33a0d49b7cf990ae0bd32cc21dfd74", kill_on_drop: false }`
[INFO] [stdout] 0593f274ea4c7e2773d726b027bd42d70a33a0d49b7cf990ae0bd32cc21dfd74
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8d4e70697dddea8ec48d46d06090334c5491aa9582157c7a72d5568c67c34aae
[INFO] running `Command { std: "docker" "start" "-a" "8d4e70697dddea8ec48d46d06090334c5491aa9582157c7a72d5568c67c34aae", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling pre-proc-macro v0.2.1
[INFO] [stderr]    Compiling pre v0.2.1
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling half v1.8.3
[INFO] [stderr]    Compiling toml v0.5.11
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stdout] error[E0658]: use of unstable library feature `unsized_const_params`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/pre-0.2.1/src/lib.rs:1126:38
[INFO] [stdout]      |
[INFO] [stdout] 1126 |         pub struct ValidPtrCondition<const PTR: &'static str, const ACCESS_TYPE: &'static str>;
[INFO] [stdout]      |                                      ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: add `#![feature(unsized_const_params)]` to the crate attributes to enable
[INFO] [stdout]      = note: this compiler was built on 2026-03-22; consider upgrading it if it is out of date
[INFO] [stdout]      = note: required for `&'static str` to implement `ConstParamTy_`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `unsized_const_params`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/pre-0.2.1/src/lib.rs:1126:63
[INFO] [stdout]      |
[INFO] [stdout] 1126 |         pub struct ValidPtrCondition<const PTR: &'static str, const ACCESS_TYPE: &'static str>;
[INFO] [stdout]      |                                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: add `#![feature(unsized_const_params)]` to the crate attributes to enable
[INFO] [stdout]      = note: this compiler was built on 2026-03-22; consider upgrading it if it is out of date
[INFO] [stdout]      = note: required for `&'static str` to implement `ConstParamTy_`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `unsized_const_params`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/pre-0.2.1/src/lib.rs:1130:41
[INFO] [stdout]      |
[INFO] [stdout] 1130 |         pub struct ProperAlignCondition<const PTR: &'static str>;
[INFO] [stdout]      |                                         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: add `#![feature(unsized_const_params)]` to the crate attributes to enable
[INFO] [stdout]      = note: this compiler was built on 2026-03-22; consider upgrading it if it is out of date
[INFO] [stdout]      = note: required for `&'static str` to implement `ConstParamTy_`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `unsized_const_params`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/pre-0.2.1/src/lib.rs:1134:37
[INFO] [stdout]      |
[INFO] [stdout] 1134 |         pub struct BooleanCondition<const CONDITION: &'static str>;
[INFO] [stdout]      |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: add `#![feature(unsized_const_params)]` to the crate attributes to enable
[INFO] [stdout]      = note: this compiler was built on 2026-03-22; consider upgrading it if it is out of date
[INFO] [stdout]      = note: required for `&'static str` to implement `ConstParamTy_`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `unsized_const_params`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/pre-0.2.1/src/lib.rs:1138:36
[INFO] [stdout]      |
[INFO] [stdout] 1138 |         pub struct CustomCondition<const CONDITION: &'static str>;
[INFO] [stdout]      |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: add `#![feature(unsized_const_params)]` to the crate attributes to enable
[INFO] [stdout]      = note: this compiler was built on 2026-03-22; consider upgrading it if it is out of date
[INFO] [stdout]      = note: required for `&'static str` to implement `ConstParamTy_`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0658`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pre` (lib) due to 5 previous errors
[INFO] running `Command { std: "docker" "inspect" "8d4e70697dddea8ec48d46d06090334c5491aa9582157c7a72d5568c67c34aae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d4e70697dddea8ec48d46d06090334c5491aa9582157c7a72d5568c67c34aae", kill_on_drop: false }`
[INFO] [stdout] 8d4e70697dddea8ec48d46d06090334c5491aa9582157c7a72d5568c67c34aae