[INFO] fetching crate sparkly 0.1.5... [INFO] testing sparkly-0.1.5 against beta-2025-10-28 for beta-1.92-2 [INFO] extracting crate sparkly 0.1.5 into /workspace/builds/worker-4-tc2/source [INFO] started tweaking crates.io crate sparkly 0.1.5 [INFO] finished tweaking crates.io crate sparkly 0.1.5 [INFO] tweaked toml for crates.io crate sparkly 0.1.5 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate sparkly 0.1.5 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 42 packages to latest compatible versions [INFO] [stderr] Adding ansi_term v0.11.0 (available: v0.12.1) [INFO] [stderr] Adding itertools v0.7.11 (available: v0.14.0) [INFO] [stderr] Adding proptest v0.7.2 (available: v1.9.0) [INFO] [stderr] Adding termion v1.5.6 (available: v4.0.5) [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] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [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" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d5cfee933e1c1762b0b8fc62e646b654b035a8b457cc87a8b8af305eab2a5408 [INFO] running `Command { std: "docker" "start" "-a" "d5cfee933e1c1762b0b8fc62e646b654b035a8b457cc87a8b8af305eab2a5408", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d5cfee933e1c1762b0b8fc62e646b654b035a8b457cc87a8b8af305eab2a5408", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d5cfee933e1c1762b0b8fc62e646b654b035a8b457cc87a8b8af305eab2a5408", kill_on_drop: false }` [INFO] [stdout] d5cfee933e1c1762b0b8fc62e646b654b035a8b457cc87a8b8af305eab2a5408 [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=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] 0a16ae285c05b54d13c0d010c6cf5e5feb39f2ad364a81749fa3d89b6a6a3642 [INFO] running `Command { std: "docker" "start" "-a" "0a16ae285c05b54d13c0d010c6cf5e5feb39f2ad364a81749fa3d89b6a6a3642", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling either v1.15.0 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling itertools v0.7.11 [INFO] [stderr] Compiling sparkly v0.1.5 (/opt/rustwide/workdir) [INFO] [stdout] warning: missing documentation for a macro [INFO] [stdout] --> src/macros.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | macro_rules! impl_Display_for_Sparkly { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:2:9 [INFO] [stdout] | [INFO] [stdout] 2 | #![warn(missing_docs)] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/render.rs:19:20 [INFO] [stdout] | [INFO] [stdout] 19 | pub fn display(&self) -> Display { [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] 19 | pub fn display(&self) -> Display<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/render.rs:34:25 [INFO] [stdout] | [INFO] [stdout] 34 | pub fn display_opts(&self, width: usize, color: bool) -> Display { [INFO] [stdout] | ^^^^^ the lifetime is elided here ^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 34 | pub fn display_opts(&self, width: usize, color: bool) -> Display<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.72s [INFO] running `Command { std: "docker" "inspect" "0a16ae285c05b54d13c0d010c6cf5e5feb39f2ad364a81749fa3d89b6a6a3642", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0a16ae285c05b54d13c0d010c6cf5e5feb39f2ad364a81749fa3d89b6a6a3642", kill_on_drop: false }` [INFO] [stdout] 0a16ae285c05b54d13c0d010c6cf5e5feb39f2ad364a81749fa3d89b6a6a3642 [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=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] 8ab860c6712fa1ccd808595642512a44ca9e5f3d201c6a5d5b45a855c11ec43f [INFO] running `Command { std: "docker" "start" "-a" "8ab860c6712fa1ccd808595642512a44ca9e5f3d201c6a5d5b45a855c11ec43f", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling getrandom v0.3.4 [INFO] [stderr] Compiling bit-vec v0.6.3 [INFO] [stderr] Compiling regex-syntax v0.4.2 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stdout] warning: missing documentation for a macro [INFO] [stdout] --> src/macros.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | macro_rules! impl_Display_for_Sparkly { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:2:9 [INFO] [stdout] | [INFO] [stdout] 2 | #![warn(missing_docs)] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/render.rs:19:20 [INFO] [stdout] | [INFO] [stdout] 19 | pub fn display(&self) -> Display { [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] 19 | pub fn display(&self) -> Display<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/render.rs:34:25 [INFO] [stdout] | [INFO] [stdout] 34 | pub fn display_opts(&self, width: usize, color: bool) -> Display { [INFO] [stdout] | ^^^^^ the lifetime is elided here ^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 34 | pub fn display_opts(&self, width: usize, color: bool) -> Display<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling bit-set v0.5.3 [INFO] [stderr] Compiling tempfile v3.23.0 [INFO] [stderr] Compiling rusty-fork v0.2.2 [INFO] [stderr] Compiling proptest v0.7.2 [INFO] [stderr] Compiling sparkly v0.1.5 (/opt/rustwide/workdir) [INFO] [stdout] warning: missing documentation for a macro [INFO] [stdout] --> src/macros.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | macro_rules! impl_Display_for_Sparkly { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:2:9 [INFO] [stdout] | [INFO] [stdout] 2 | #![warn(missing_docs)] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/render.rs:19:20 [INFO] [stdout] | [INFO] [stdout] 19 | pub fn display(&self) -> Display { [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] 19 | pub fn display(&self) -> Display<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/render.rs:34:25 [INFO] [stdout] | [INFO] [stdout] 34 | pub fn display_opts(&self, width: usize, color: bool) -> Display { [INFO] [stdout] | ^^^^^ the lifetime is elided here ^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 34 | pub fn display_opts(&self, width: usize, color: bool) -> Display<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 8.55s [INFO] running `Command { std: "docker" "inspect" "8ab860c6712fa1ccd808595642512a44ca9e5f3d201c6a5d5b45a855c11ec43f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8ab860c6712fa1ccd808595642512a44ca9e5f3d201c6a5d5b45a855c11ec43f", kill_on_drop: false }` [INFO] [stdout] 8ab860c6712fa1ccd808595642512a44ca9e5f3d201c6a5d5b45a855c11ec43f [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=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", kill_on_drop: false }` [INFO] [stdout] 4aca31c283f87bce2bf239a4e5313ad6ca9e80858a17e84259f656ab4777e2e7 [INFO] running `Command { std: "docker" "start" "-a" "4aca31c283f87bce2bf239a4e5313ad6ca9e80858a17e84259f656ab4777e2e7", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] warning: missing documentation for a macro [INFO] [stderr] --> src/macros.rs:2:1 [INFO] [stderr] | [INFO] [stderr] 2 | macro_rules! impl_Display_for_Sparkly { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: the lint level is defined here [INFO] [stderr] --> src/lib.rs:2:9 [INFO] [stderr] | [INFO] [stderr] 2 | #![warn(missing_docs)] [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/render.rs:19:20 [INFO] [stderr] | [INFO] [stderr] 19 | pub fn display(&self) -> Display { [INFO] [stderr] | ^^^^^ ^^^^^^^ the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is elided here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 19 | pub fn display(&self) -> Display<'_> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/render.rs:34:25 [INFO] [stderr] | [INFO] [stderr] 34 | pub fn display_opts(&self, width: usize, color: bool) -> Display { [INFO] [stderr] | ^^^^^ the lifetime is elided here ^^^^^^^ the same lifetime is hidden here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 34 | pub fn display_opts(&self, width: usize, color: bool) -> Display<'_> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: `sparkly` (lib) generated 3 warnings (run `cargo fix --lib -p sparkly` to apply 2 suggestions) [INFO] [stderr] warning: `sparkly` (lib test) generated 3 warnings (3 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/sparkly-c121eef554d72d9d) [INFO] [stdout] [INFO] [stdout] running 7 tests [INFO] [stdout] test tests::sexpr::atom ... ok [INFO] [stdout] test tests::sexpr::not_wrapping ... ok [INFO] [stdout] test tests::sexpr::empty ... ok [INFO] [stdout] test tests::impl_bounds::display_works ... ok [INFO] [stdout] test tests::misc_1 ... ok [INFO] [stdout] test tests::sexpr::wrapping ... ok [INFO] [stdout] test tests::sexpr::display_works ... ok [INFO] [stderr] Doc-tests sparkly [INFO] [stdout] [INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.15s [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" "4aca31c283f87bce2bf239a4e5313ad6ca9e80858a17e84259f656ab4777e2e7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4aca31c283f87bce2bf239a4e5313ad6ca9e80858a17e84259f656ab4777e2e7", kill_on_drop: false }` [INFO] [stdout] 4aca31c283f87bce2bf239a4e5313ad6ca9e80858a17e84259f656ab4777e2e7