[INFO] fetching crate alder 0.10.0...
[INFO] checking alder-0.10.0 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1
[INFO] extracting crate alder 0.10.0 into /workspace/builds/worker-1-tc1/source
[INFO] removed /workspace/builds/worker-1-tc1/source/rust-toolchain
[INFO] started tweaking crates.io crate alder 0.10.0
[INFO] finished tweaking crates.io crate alder 0.10.0
[INFO] tweaked toml for crates.io crate alder 0.10.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate alder 0.10.0 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate alder 0.10.0 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "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 derive_more v0.99.3
[INFO] [stderr]   Downloaded unindent v0.1.5
[INFO] [stderr]   Downloaded test-case v1.0.0
[INFO] [stderr]   Downloaded alder-derive v0.2.3
[INFO] [stderr]   Downloaded libc v0.2.67
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ede8607bf65dae9afbfbc8073d6e9c1b8ff838ee8f3e970eeeb642074858b619
[INFO] running `Command { std: "docker" "start" "-a" "ede8607bf65dae9afbfbc8073d6e9c1b8ff838ee8f3e970eeeb642074858b619", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ede8607bf65dae9afbfbc8073d6e9c1b8ff838ee8f3e970eeeb642074858b619", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ede8607bf65dae9afbfbc8073d6e9c1b8ff838ee8f3e970eeeb642074858b619", kill_on_drop: false }`
[INFO] [stdout] ede8607bf65dae9afbfbc8073d6e9c1b8ff838ee8f3e970eeeb642074858b619
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 94389f53592c5c3e0e6bd625b88e02a091d275acb1c4167c4913ff74513c850b
[INFO] running `Command { std: "docker" "start" "-a" "94389f53592c5c3e0e6bd625b88e02a091d275acb1c4167c4913ff74513c850b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling unindent v0.1.5
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]    Compiling test-case v1.0.0
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling derive_more v0.99.3
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling alder-derive v0.2.3
[INFO] [stderr]     Checking alder v0.10.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `macros::*`
[INFO] [stdout]   --> src/lib.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub use macros::*;
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `macros::*`
[INFO] [stdout]   --> src/lib.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub use macros::*;
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/core/span.rs:51:26
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub fn graphemes_idx(&self) -> GraphemeIndices {
[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] 51 |     pub fn graphemes_idx(&self) -> GraphemeIndices<'_> {
[INFO] [stdout]    |                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/core/span.rs:51:26
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub fn graphemes_idx(&self) -> GraphemeIndices {
[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] 51 |     pub fn graphemes_idx(&self) -> GraphemeIndices<'_> {
[INFO] [stdout]    |                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.63s
[INFO] running `Command { std: "docker" "inspect" "94389f53592c5c3e0e6bd625b88e02a091d275acb1c4167c4913ff74513c850b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94389f53592c5c3e0e6bd625b88e02a091d275acb1c4167c4913ff74513c850b", kill_on_drop: false }`
[INFO] [stdout] 94389f53592c5c3e0e6bd625b88e02a091d275acb1c4167c4913ff74513c850b