[INFO] fetching crate proptest-derive 0.6.0...
[INFO] testing proptest-derive-0.6.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate proptest-derive 0.6.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate proptest-derive 0.6.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate proptest-derive 0.6.0
[INFO] tweaked toml for crates.io crate proptest-derive 0.6.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate proptest-derive 0.6.0 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate proptest-derive 0.6.0 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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded redox_users v0.4.4
[INFO] [stderr]   Downloaded tester v0.9.1
[INFO] [stderr]   Downloaded compiletest_rs v0.11.2
[INFO] [stderr]   Downloaded filetime v0.2.23
[INFO] [stderr]   Downloaded rustfix v0.8.7
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[INFO] [stderr]   Downloaded rustix v0.38.28
[INFO] [stderr]   Downloaded web-sys v0.3.66
[INFO] [stderr]   Downloaded linux-raw-sys v0.4.12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3248ea2387206f405113565bdefc3297619ec39b847e5230c67469dc98a9ca68
[INFO] running `Command { std: "docker" "start" "-a" "3248ea2387206f405113565bdefc3297619ec39b847e5230c67469dc98a9ca68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3248ea2387206f405113565bdefc3297619ec39b847e5230c67469dc98a9ca68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3248ea2387206f405113565bdefc3297619ec39b847e5230c67469dc98a9ca68", kill_on_drop: false }`
[INFO] [stdout] 3248ea2387206f405113565bdefc3297619ec39b847e5230c67469dc98a9ca68
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 32498f8fdcc13b09542c4c7aa64e05077a6cc7fa0745026aa40c47e02fed62ee
[INFO] running `Command { std: "docker" "start" "-a" "32498f8fdcc13b09542c4c7aa64e05077a6cc7fa0745026aa40c47e02fed62ee", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling proptest-derive v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/ast.rs:828:22
[INFO] [stdout]     |
[INFO] [stdout] 828 | fn fresh_var(prefix: &str, count: usize) -> FreshVar {
[INFO] [stdout]     |                      ^^^^                   -------- the same lifetime is hidden here
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 828 | fn fresh_var(prefix: &str, count: usize) -> FreshVar<'_> {
[INFO] [stdout]     |                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.14s
[INFO] running `Command { std: "docker" "inspect" "32498f8fdcc13b09542c4c7aa64e05077a6cc7fa0745026aa40c47e02fed62ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32498f8fdcc13b09542c4c7aa64e05077a6cc7fa0745026aa40c47e02fed62ee", kill_on_drop: false }`
[INFO] [stdout] 32498f8fdcc13b09542c4c7aa64e05077a6cc7fa0745026aa40c47e02fed62ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 279bdb8e02400b3a7b9f30e8302f8aba5efc6310d21002e580c78d42d831ef23
[INFO] running `Command { std: "docker" "start" "-a" "279bdb8e02400b3a7b9f30e8302f8aba5efc6310d21002e580c78d42d831ef23", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling rustix v0.38.28
[INFO] [stderr]    Compiling memchr v2.7.1
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[INFO] [stderr]    Compiling itoa v1.0.10
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[INFO] [stderr]    Compiling num-traits v0.2.17
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[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stderr]    Compiling plotters-svg v0.3.5
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling compiletest_rs v0.11.2
[INFO] [stderr]    Compiling rayon v1.8.0
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling rand_xorshift v0.4.0
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]    Compiling tester v0.9.1
[INFO] [stderr]    Compiling rand v0.9.1
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling filetime v0.2.23
[INFO] [stderr]    Compiling criterion-plot v0.5.0
[INFO] [stderr]    Compiling diff v0.1.13
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling plotters v0.3.5
[INFO] [stderr]    Compiling tempfile v3.9.0
[INFO] [stderr]    Compiling is-terminal v0.4.10
[INFO] [stderr]    Compiling clap v4.4.13
[INFO] [stderr]    Compiling rusty-fork v0.3.0
[INFO] [stderr]    Compiling regex-automata v0.4.3
[INFO] [stderr]    Compiling proptest v1.7.0
[INFO] [stderr]    Compiling regex v1.10.2
[INFO] [stderr]    Compiling serde_derive v1.0.216
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling proptest-derive v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/ast.rs:828:22
[INFO] [stdout]     |
[INFO] [stdout] 828 | fn fresh_var(prefix: &str, count: usize) -> FreshVar {
[INFO] [stdout]     |                      ^^^^                   -------- the same lifetime is hidden here
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 828 | fn fresh_var(prefix: &str, count: usize) -> FreshVar<'_> {
[INFO] [stdout]     |                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling ciborium v0.2.1
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling rustfix v0.8.7
[INFO] [stderr]    Compiling criterion v0.5.1
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable 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 stable release channel
[INFO] [stdout]  --> tests/skip.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] error[E0554]: `#![feature]` may not be used on the stable 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] [stderr] error: could not compile `proptest-derive` (test "skip") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[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<V, T, U> {
[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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proptest-derive` (test "uninhabited-pass") due to 1 previous error
[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] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/ast.rs:828:22
[INFO] [stdout]     |
[INFO] [stdout] 828 | fn fresh_var(prefix: &str, count: usize) -> FreshVar {
[INFO] [stdout]     |                      ^^^^                   -------- the same lifetime is hidden here
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 828 | fn fresh_var(prefix: &str, count: usize) -> FreshVar<'_> {
[INFO] [stdout]     |                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "279bdb8e02400b3a7b9f30e8302f8aba5efc6310d21002e580c78d42d831ef23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "279bdb8e02400b3a7b9f30e8302f8aba5efc6310d21002e580c78d42d831ef23", kill_on_drop: false }`
[INFO] [stdout] 279bdb8e02400b3a7b9f30e8302f8aba5efc6310d21002e580c78d42d831ef23
