[INFO] fetching crate polar 0.3.0...
[INFO] checking polar-0.3.0 against eca445e5ae4a6679cc27d3a09106ce245e13a5a6 for pr-162478
[INFO] extracting crate polar 0.3.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate polar 0.3.0
[INFO] finished tweaking crates.io crate polar 0.3.0
[INFO] tweaked toml for crates.io crate polar 0.3.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate polar 0.3.0 on toolchain eca445e5ae4a6679cc27d3a09106ce245e13a5a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate polar 0.3.0 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" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: explicit `package.readme` can be inferred
[INFO] [stderr]   --> Cargo.toml:54:1
[INFO] [stderr]    |
[INFO] [stderr] 54 | readme = "README.md"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::manual_readme` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.readme`
[INFO] [stderr] warning: `polar` (manifest) generated 1 warning
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded error-code v3.3.1
[INFO] [stderr]   Downloaded clipboard-win v5.4.0
[INFO] [stderr]   Downloaded owo-colors v4.1.0
[INFO] [stderr]   Downloaded rustc-hash v2.0.0
[INFO] [stderr]   Downloaded stacker v0.1.17
[INFO] [stderr]   Downloaded malachite v0.4.16
[INFO] [stderr]   Downloaded psm v0.1.23
[INFO] [stderr]   Downloaded redox_syscall v0.5.4
[INFO] [stderr]   Downloaded once_cell v1.20.0
[INFO] [stderr]   Downloaded lasso v0.7.3
[INFO] [stderr]   Downloaded cc v1.1.19
[INFO] [stderr]   Downloaded chumsky v1.0.0-alpha.7
[INFO] [stderr]   Downloaded malachite-q v0.4.16
[INFO] [stderr]   Downloaded syn v2.0.77
[INFO] [stderr]   Downloaded regex-automata v0.3.9
[INFO] [stderr]   Downloaded libc v0.2.158
[INFO] [stderr]   Downloaded malachite-base v0.4.16
[INFO] [stderr]   Downloaded malachite-nz v0.4.16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] f34b9c37f43208be2fb220d8332d7f0be7bd6d0772f1cf59b0d21c6d22b04b1f
[INFO] running `Command { std: "docker" "start" "f34b9c37f43208be2fb220d8332d7f0be7bd6d0772f1cf59b0d21c6d22b04b1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f34b9c37f43208be2fb220d8332d7f0be7bd6d0772f1cf59b0d21c6d22b04b1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f34b9c37f43208be2fb220d8332d7f0be7bd6d0772f1cf59b0d21c6d22b04b1f" "/opt/rustwide/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f34b9c37f43208be2fb220d8332d7f0be7bd6d0772f1cf59b0d21c6d22b04b1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f34b9c37f43208be2fb220d8332d7f0be7bd6d0772f1cf59b0d21c6d22b04b1f" "/opt/rustwide/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: explicit `package.readme` can be inferred
[INFO] [stderr]   --> Cargo.toml:54:1
[INFO] [stderr]    |
[INFO] [stderr] 54 | readme = "README.md"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::manual_readme` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.readme`
[INFO] [stderr] warning: `polar` (manifest) generated 1 warning
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]    Compiling libc v0.2.158
[INFO] [stderr]     Checking once_cell v1.20.0
[INFO] [stderr]     Checking allocator-api2 v0.2.18
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling cc v1.1.19
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]     Checking either v1.13.0
[INFO] [stderr]    Compiling cfg_aliases v0.1.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]     Checking itertools v0.11.0
[INFO] [stderr]    Compiling rustix v0.38.37
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling malachite-nz v0.4.16
[INFO] [stderr]    Compiling nix v0.28.0
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking nibble_vec v0.1.0
[INFO] [stderr]     Checking unicode-width v0.1.13
[INFO] [stderr]    Compiling owo-colors v4.1.0
[INFO] [stderr]    Compiling chumsky v1.0.0-alpha.7
[INFO] [stderr]     Checking endian-type v0.1.2
[INFO] [stderr]     Checking log v0.4.22
[INFO] [stderr]     Checking radix_trie v0.2.1
[INFO] [stderr]     Checking unicode-ident v1.0.13
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking home v0.5.9
[INFO] [stderr]     Checking codespan-reporting v0.11.1
[INFO] [stderr]     Checking rustc-hash v2.0.0
[INFO] [stderr]    Compiling psm v0.1.23
[INFO] [stderr]    Compiling stacker v0.1.17
[INFO] [stderr]     Checking malachite-base v0.4.16
[INFO] [stderr]     Checking dashmap v6.1.0
[INFO] [stderr]     Checking lasso v0.7.3
[INFO] [stderr]     Checking fd-lock v4.0.2
[INFO] [stderr]     Checking rustyline v14.0.0
[INFO] [stderr]     Checking malachite-q v0.4.16
[INFO] [stderr]     Checking malachite v0.4.16
[INFO] [stderr]     Checking polar v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]  --> src/diagnostics/mod.rs:9:16
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fn message(&self) -> Cow<str>;
[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] 9 |     fn message(&self) -> Cow<'_, str>;
[INFO] [stdout]   |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/diagnostics/error.rs:33:16
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn message(&self) -> Cow<str> {
[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] 33 |     fn message(&self) -> Cow<'_, str> {
[INFO] [stdout]    |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]  --> src/diagnostics/mod.rs:9:16
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fn message(&self) -> Cow<str>;
[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] 9 |     fn message(&self) -> Cow<'_, str>;
[INFO] [stdout]   |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/diagnostics/error.rs:33:16
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn message(&self) -> Cow<str> {
[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] 33 |     fn message(&self) -> Cow<'_, str> {
[INFO] [stdout]    |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 31.77s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: chumsky v1.0.0-alpha.7, nix v0.28.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] running `Command { std: "docker" "inspect" "f34b9c37f43208be2fb220d8332d7f0be7bd6d0772f1cf59b0d21c6d22b04b1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f34b9c37f43208be2fb220d8332d7f0be7bd6d0772f1cf59b0d21c6d22b04b1f", kill_on_drop: false }`
[INFO] [stdout] f34b9c37f43208be2fb220d8332d7f0be7bd6d0772f1cf59b0d21c6d22b04b1f
