[INFO] fetching crate proptest-derive 0.7.0... [INFO] testing proptest-derive-0.7.0 against beta-2025-10-28 for beta-1.92-2 [INFO] extracting crate proptest-derive 0.7.0 into /workspace/builds/worker-0-tc2/source [INFO] started tweaking crates.io crate proptest-derive 0.7.0 [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate proptest-derive 0.7.0 [INFO] tweaked toml for crates.io crate proptest-derive 0.7.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate proptest-derive 0.7.0 on toolchain beta-2025-10-28 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate proptest-derive 0.7.0 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-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 91dca52822731406e7a5b4831fa5edfce78e38fcae4cdf3bccb87d51fdc1d0bb [INFO] running `Command { std: "docker" "start" "-a" "91dca52822731406e7a5b4831fa5edfce78e38fcae4cdf3bccb87d51fdc1d0bb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "91dca52822731406e7a5b4831fa5edfce78e38fcae4cdf3bccb87d51fdc1d0bb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "91dca52822731406e7a5b4831fa5edfce78e38fcae4cdf3bccb87d51fdc1d0bb", kill_on_drop: false }` [INFO] [stdout] 91dca52822731406e7a5b4831fa5edfce78e38fcae4cdf3bccb87d51fdc1d0bb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0546b9516862d1ad64312331c057c70e21d945157b6ddc241a2b72945ef33bf5 [INFO] running `Command { std: "docker" "start" "-a" "0546b9516862d1ad64312331c057c70e21d945157b6ddc241a2b72945ef33bf5", kill_on_drop: false }` [INFO] [stderr] Compiling unicode-ident v1.0.20 [INFO] [stderr] Compiling proc-macro2 v1.0.103 [INFO] [stderr] Compiling quote v1.0.41 [INFO] [stderr] Compiling syn v2.0.108 [INFO] [stderr] Compiling proptest-derive v0.7.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.32s [INFO] running `Command { std: "docker" "inspect" "0546b9516862d1ad64312331c057c70e21d945157b6ddc241a2b72945ef33bf5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0546b9516862d1ad64312331c057c70e21d945157b6ddc241a2b72945ef33bf5", kill_on_drop: false }` [INFO] [stdout] 0546b9516862d1ad64312331c057c70e21d945157b6ddc241a2b72945ef33bf5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c7cdb2566ca745b157fe4ce26b32edcb8422b88afa2a4faa99db1026bd419f24 [INFO] running `Command { std: "docker" "start" "-a" "c7cdb2566ca745b157fe4ce26b32edcb8422b88afa2a4faa99db1026bd419f24", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.103 [INFO] [stderr] Compiling getrandom v0.3.4 [INFO] [stderr] Compiling serde_core v1.0.228 [INFO] [stderr] Compiling zerocopy v0.8.27 [INFO] [stderr] Compiling memchr v2.7.6 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling serde_json v1.0.145 [INFO] [stderr] Compiling rustix v1.1.2 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling bitflags v2.10.0 [INFO] [stderr] Compiling linux-raw-sys v0.11.0 [INFO] [stderr] Compiling fastrand v2.3.0 [INFO] [stderr] Compiling dirs-sys-next v0.1.2 [INFO] [stderr] Compiling ciborium-io v0.2.2 [INFO] [stderr] Compiling anstyle v1.0.13 [INFO] [stderr] Compiling unicode-width v0.2.2 [INFO] [stderr] Compiling clap_lex v0.7.6 [INFO] [stderr] Compiling dirs-next v2.0.0 [INFO] [stderr] Compiling plotters-backend v0.3.7 [INFO] [stderr] Compiling getopts v0.2.24 [INFO] [stderr] Compiling term v0.7.0 [INFO] [stderr] Compiling clap_builder v4.5.50 [INFO] [stderr] Compiling wait-timeout v0.2.1 [INFO] [stderr] Compiling same-file v1.0.6 [INFO] [stderr] Compiling cast v0.3.0 [INFO] [stderr] Compiling bit-vec v0.8.0 [INFO] [stderr] Compiling quick-error v1.2.3 [INFO] [stderr] Compiling compiletest_rs v0.11.2 [INFO] [stderr] Compiling rand_core v0.9.3 [INFO] [stderr] Compiling plotters-svg v0.3.7 [INFO] [stderr] Compiling criterion-plot v0.5.0 [INFO] [stderr] Compiling walkdir v2.5.0 [INFO] [stderr] Compiling rayon v1.11.0 [INFO] [stderr] Compiling quote v1.0.41 [INFO] [stderr] Compiling aho-corasick v1.1.3 [INFO] [stderr] Compiling rand_xorshift v0.4.0 [INFO] [stderr] Compiling rand v0.9.2 [INFO] [stderr] Compiling tester v0.9.1 [INFO] [stderr] Compiling bit-set v0.8.0 [INFO] [stderr] Compiling is-terminal v0.4.17 [INFO] [stderr] Compiling filetime v0.2.26 [INFO] [stderr] Compiling unarray v0.1.4 [INFO] [stderr] Compiling log v0.4.28 [INFO] [stderr] Compiling oorandom v11.1.5 [INFO] [stderr] Compiling syn v2.0.108 [INFO] [stderr] Compiling anes v0.1.6 [INFO] [stderr] Compiling plotters v0.3.7 [INFO] [stderr] Compiling regex-automata v0.4.13 [INFO] [stderr] Compiling tempfile v3.23.0 [INFO] [stderr] Compiling rusty-fork v0.3.1 [INFO] [stderr] Compiling clap v4.5.50 [INFO] [stderr] Compiling regex v1.12.2 [INFO] [stderr] Compiling zerocopy-derive v0.8.27 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Compiling thiserror-impl v1.0.69 [INFO] [stderr] Compiling proptest-derive v0.7.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling thiserror v1.0.69 [INFO] [stderr] Compiling half v2.7.1 [INFO] [stderr] Compiling ppv-lite86 v0.2.21 [INFO] [stderr] Compiling ciborium-ll v0.2.2 [INFO] [stderr] Compiling rustfix v0.8.7 [INFO] [stderr] Compiling tinytemplate v1.2.1 [INFO] [stderr] Compiling rand_chacha v0.9.0 [INFO] [stderr] Compiling ciborium v0.2.2 [INFO] [stderr] Compiling proptest v1.9.0 [INFO] [stderr] Compiling criterion v0.5.1 [INFO] [stdout] warning: fields `v` and `t` are never read [INFO] [stdout] --> tests/use_tracker.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 19 | struct Foo { [INFO] [stdout] | --- fields in this struct [INFO] [stdout] 20 | v: V, [INFO] [stdout] | ^ [INFO] [stdout] 21 | t: T, [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `Foo` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> tests/enum.rs:9:1 [INFO] [stdout] | [INFO] [stdout] 9 | #![feature(never_type)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> tests/uninhabited-pass.rs:9:1 [INFO] [stdout] | [INFO] [stdout] 9 | #![feature(never_type)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stdout] warning: fields `0` and `1` are never read [INFO] [stdout] --> tests/misc.rs:29:8 [INFO] [stdout] | [INFO] [stdout] 29 | F0(usize, u8), [INFO] [stdout] | -- ^^^^^ ^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Foo` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields [INFO] [stdout] | [INFO] [stdout] 29 - F0(usize, u8), [INFO] [stdout] 29 + F0((), ()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> tests/misc.rs:37:7 [INFO] [stdout] | [INFO] [stdout] 37 | C(usize), [INFO] [stdout] | - ^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `A` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 37 - C(usize), [INFO] [stdout] 37 + C(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> tests/misc.rs:43:7 [INFO] [stdout] | [INFO] [stdout] 43 | B(usize), [INFO] [stdout] | - ^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Bobby` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 43 - B(usize), [INFO] [stdout] 43 + B(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> tests/misc.rs:45:7 [INFO] [stdout] | [INFO] [stdout] 45 | C(usize), [INFO] [stdout] | - ^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Bobby` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 45 - C(usize), [INFO] [stdout] 45 + C(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> tests/misc.rs:47:7 [INFO] [stdout] | [INFO] [stdout] 47 | D(usize), [INFO] [stdout] | - ^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Bobby` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 47 - D(usize), [INFO] [stdout] 47 + D(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> tests/misc.rs:49:7 [INFO] [stdout] | [INFO] [stdout] 49 | E(usize), [INFO] [stdout] | - ^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Bobby` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 49 - E(usize), [INFO] [stdout] 49 + E(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> tests/misc.rs:51:7 [INFO] [stdout] | [INFO] [stdout] 51 | F(usize), [INFO] [stdout] | - ^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Bobby` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 51 - F(usize), [INFO] [stdout] 51 + F(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> tests/misc.rs:56:30 [INFO] [stdout] | [INFO] [stdout] 56 | B(#[proptest(no_params)] usize), [INFO] [stdout] | - field in this variant ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Quux` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 56 - B(#[proptest(no_params)] usize), [INFO] [stdout] 56 + B(#[proptest(no_params)] ()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `0` and `1` are never read [INFO] [stdout] --> tests/misc.rs:57:7 [INFO] [stdout] | [INFO] [stdout] 57 | C(usize, String), [INFO] [stdout] | - ^^^^^ ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Quux` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields [INFO] [stdout] | [INFO] [stdout] 57 - C(usize, String), [INFO] [stdout] 57 + C((), ()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `0` and `1` are never read [INFO] [stdout] --> tests/misc.rs:59:7 [INFO] [stdout] | [INFO] [stdout] 59 | D(usize, String), [INFO] [stdout] | - ^^^^^ ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Quux` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields [INFO] [stdout] | [INFO] [stdout] 59 - D(usize, String), [INFO] [stdout] 59 + D((), ()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> tests/misc.rs:61:7 [INFO] [stdout] | [INFO] [stdout] 61 | E(u32), [INFO] [stdout] | - ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Quux` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 61 - E(u32), [INFO] [stdout] 61 + E(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `proptest-derive` (test "uninhabited-pass") due to 1 previous error [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stderr] error: could not compile `proptest-derive` (test "enum") due to 1 previous error [INFO] running `Command { std: "docker" "inspect" "c7cdb2566ca745b157fe4ce26b32edcb8422b88afa2a4faa99db1026bd419f24", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c7cdb2566ca745b157fe4ce26b32edcb8422b88afa2a4faa99db1026bd419f24", kill_on_drop: false }` [INFO] [stdout] c7cdb2566ca745b157fe4ce26b32edcb8422b88afa2a4faa99db1026bd419f24