[INFO] fetching crate eviolite 0.1.1... [INFO] testing eviolite-0.1.1 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7 [INFO] extracting crate eviolite 0.1.1 into /workspace/builds/worker-4-tc2/source [INFO] started tweaking crates.io crate eviolite 0.1.1 [INFO] finished tweaking crates.io crate eviolite 0.1.1 [INFO] tweaked toml for crates.io crate eviolite 0.1.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate eviolite 0.1.1 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate eviolite 0.1.1 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 779ea324fcb42c0044c10d1f034944a28947ab064f50186dcb50afa437e72f10 [INFO] running `Command { std: "docker" "start" "-a" "779ea324fcb42c0044c10d1f034944a28947ab064f50186dcb50afa437e72f10", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "779ea324fcb42c0044c10d1f034944a28947ab064f50186dcb50afa437e72f10", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "779ea324fcb42c0044c10d1f034944a28947ab064f50186dcb50afa437e72f10", kill_on_drop: false }` [INFO] [stdout] 779ea324fcb42c0044c10d1f034944a28947ab064f50186dcb50afa437e72f10 [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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e43022232c082821c31072b6a8cf7d7a6191811c5df0b6746113a2ddaa924368 [INFO] running `Command { std: "docker" "start" "-a" "e43022232c082821c31072b6a8cf7d7a6191811c5df0b6746113a2ddaa924368", kill_on_drop: false }` [INFO] [stderr] Compiling getrandom v0.2.8 [INFO] [stderr] Compiling rayon-core v1.10.2 [INFO] [stderr] Compiling either v1.8.1 [INFO] [stderr] Compiling itertools v0.10.5 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand_xoshiro v0.6.0 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling rayon v1.6.1 [INFO] [stderr] Compiling eviolite v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait `IterIndices` is never used [INFO] [stdout] --> src/utils.rs:4:11 [INFO] [stdout] | [INFO] [stdout] 4 | pub trait IterIndices { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `IndicesIter` is never constructed [INFO] [stdout] --> src/utils.rs:24:12 [INFO] [stdout] | [INFO] [stdout] 24 | pub struct IndicesIter<'a, T, I> [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `One` is never constructed [INFO] [stdout] --> src/testutils.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 10 | pub struct One(pub f64); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Foo` is never constructed [INFO] [stdout] --> src/testutils.rs:32:12 [INFO] [stdout] | [INFO] [stdout] 32 | pub struct Foo(pub [f64; 2]); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Bar` is never constructed [INFO] [stdout] --> src/testutils.rs:55:12 [INFO] [stdout] | [INFO] [stdout] 55 | pub struct Bar(pub [f64; 3]); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/utils.rs:6:24 [INFO] [stdout] | [INFO] [stdout] 6 | fn iter_indices(&self, indices: I) -> IndicesIter [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] 6 | fn iter_indices(&self, indices: I) -> IndicesIter<'_, Self::Item, I> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/utils.rs:13:24 [INFO] [stdout] | [INFO] [stdout] 13 | fn iter_indices(&self, indices: I) -> IndicesIter [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] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 13 | fn iter_indices(&self, indices: I) -> IndicesIter<'_, Self::Item, I> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.76s [INFO] running `Command { std: "docker" "inspect" "e43022232c082821c31072b6a8cf7d7a6191811c5df0b6746113a2ddaa924368", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e43022232c082821c31072b6a8cf7d7a6191811c5df0b6746113a2ddaa924368", kill_on_drop: false }` [INFO] [stdout] e43022232c082821c31072b6a8cf7d7a6191811c5df0b6746113a2ddaa924368 [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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 759e363500e9e0cd37877492d0d9aec1e2f04a3bd4078a3ad563476870f66fab [INFO] running `Command { std: "docker" "start" "-a" "759e363500e9e0cd37877492d0d9aec1e2f04a3bd4078a3ad563476870f66fab", kill_on_drop: false }` [INFO] [stderr] Compiling libm v0.2.6 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling proc-macro2 v1.0.51 [INFO] [stderr] Compiling num-integer v0.1.45 [INFO] [stderr] Compiling serde v1.0.152 [INFO] [stderr] Compiling num-bigint v0.4.3 [INFO] [stderr] Compiling indexmap v1.9.2 [INFO] [stderr] Compiling serde_json v1.0.93 [INFO] [stderr] Compiling num-rational v0.4.1 [INFO] [stderr] Compiling num-iter v0.1.43 [INFO] [stderr] Compiling os_str_bytes v6.4.1 [INFO] [stderr] Compiling plotters-backend v0.3.4 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling ciborium-io v0.2.0 [INFO] [stderr] Compiling matrixmultiply v0.3.2 [INFO] [stderr] Compiling same-file v1.0.6 [INFO] [stderr] Compiling regex-syntax v0.6.28 [INFO] [stderr] Compiling textwrap v0.16.0 [INFO] [stderr] Compiling criterion-plot v0.5.0 [INFO] [stderr] Compiling plotters-svg v0.3.3 [INFO] [stderr] Compiling ciborium-ll v0.2.0 [INFO] [stderr] Compiling walkdir v2.3.2 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling anes v0.1.6 [INFO] [stderr] Compiling oorandom v11.1.3 [INFO] [stderr] Compiling clap_lex v0.2.4 [INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.51/src/lib.rs:92:30 [INFO] [stdout] | [INFO] [stdout] 92 | feature(proc_macro_span, proc_macro_span_shrink) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling clap v3.2.23 [INFO] [stdout] For more information about this error, try `rustc --explain E0635`. [INFO] [stdout] [INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 1 previous error [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "759e363500e9e0cd37877492d0d9aec1e2f04a3bd4078a3ad563476870f66fab", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "759e363500e9e0cd37877492d0d9aec1e2f04a3bd4078a3ad563476870f66fab", kill_on_drop: false }` [INFO] [stdout] 759e363500e9e0cd37877492d0d9aec1e2f04a3bd4078a3ad563476870f66fab