[INFO] fetching crate unicode_names2_generator 2.0.0...
[INFO] testing unicode_names2_generator-2.0.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate unicode_names2_generator 2.0.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate unicode_names2_generator 2.0.0
[INFO] finished tweaking crates.io crate unicode_names2_generator 2.0.0
[INFO] tweaked toml for crates.io crate unicode_names2_generator 2.0.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate unicode_names2_generator 2.0.0 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "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" "+562dee4820c458d823175268e41601d4c060588a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 25 packages to latest compatible versions
[INFO] [stderr]       Adding phf_codegen v0.11.3 (available: v0.13.1)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.10.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num-conv v0.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e3d9816c023728fd150cdc2ba4ae5bb2fad9ca711cee004ec0f4b12026077582
[INFO] running `Command { std: "docker" "start" "-a" "e3d9816c023728fd150cdc2ba4ae5bb2fad9ca711cee004ec0f4b12026077582", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e3d9816c023728fd150cdc2ba4ae5bb2fad9ca711cee004ec0f4b12026077582", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3d9816c023728fd150cdc2ba4ae5bb2fad9ca711cee004ec0f4b12026077582", kill_on_drop: false }`
[INFO] [stdout] e3d9816c023728fd150cdc2ba4ae5bb2fad9ca711cee004ec0f4b12026077582
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9ef64815cca5ed164186e9b5951d0fd8ec459585649b8114b40a199a1b9ba343
[INFO] running `Command { std: "docker" "start" "-a" "9ef64815cca5ed164186e9b5951d0fd8ec459585649b8114b40a199a1b9ba343", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.184
[INFO] [stderr]    Compiling zerocopy v0.8.48
[INFO] [stderr]    Compiling siphasher v1.0.2
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling phf_generator v0.11.3
[INFO] [stderr]    Compiling phf_codegen v0.11.3
[INFO] [stderr]    Compiling unicode_names2_generator v2.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/trie.rs:60:17
[INFO] [stdout]    |
[INFO] [stdout] 60 |     pub fn iter(&self) -> Items {
[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] 60 |     pub fn iter(&self) -> Items<'_> {
[INFO] [stdout]    |                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.61s
[INFO] running `Command { std: "docker" "inspect" "9ef64815cca5ed164186e9b5951d0fd8ec459585649b8114b40a199a1b9ba343", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ef64815cca5ed164186e9b5951d0fd8ec459585649b8114b40a199a1b9ba343", kill_on_drop: false }`
[INFO] [stdout] 9ef64815cca5ed164186e9b5951d0fd8ec459585649b8114b40a199a1b9ba343
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 85d35e26a0ca978ad255a619bf2d8290487c8f93c723a286e14188462db1ff9e
[INFO] running `Command { std: "docker" "start" "-a" "85d35e26a0ca978ad255a619bf2d8290487c8f93c723a286e14188462db1ff9e", kill_on_drop: false }`
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/trie.rs:60:17
[INFO] [stdout]    |
[INFO] [stdout] 60 |     pub fn iter(&self) -> Items {
[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] 60 |     pub fn iter(&self) -> Items<'_> {
[INFO] [stdout]    |                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling unicode_names2_generator v2.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/trie.rs:60:17
[INFO] [stdout]    |
[INFO] [stdout] 60 |     pub fn iter(&self) -> Items {
[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] 60 |     pub fn iter(&self) -> Items<'_> {
[INFO] [stdout]    |                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "85d35e26a0ca978ad255a619bf2d8290487c8f93c723a286e14188462db1ff9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85d35e26a0ca978ad255a619bf2d8290487c8f93c723a286e14188462db1ff9e", kill_on_drop: false }`
[INFO] [stdout] 85d35e26a0ca978ad255a619bf2d8290487c8f93c723a286e14188462db1ff9e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d6175ec58e4a1ccbafbd774b73665537b901d0b548c3f24df4548bdd0ee41a8b
[INFO] running `Command { std: "docker" "start" "-a" "d6175ec58e4a1ccbafbd774b73665537b901d0b548c3f24df4548bdd0ee41a8b", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/trie.rs:60:17
[INFO] [stderr]    |
[INFO] [stderr] 60 |     pub fn iter(&self) -> Items {
[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] 60 |     pub fn iter(&self) -> Items<'_> {
[INFO] [stderr]    |                                ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `unicode_names2_generator` (lib) generated 1 warning (run `cargo fix --lib -p unicode_names2_generator` to apply 1 suggestion)
[INFO] [stderr] warning: `unicode_names2_generator` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/unicode_names2_generator-399660f13445d425)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test util::test_split ... ok
[INFO] [stderr]    Doc-tests unicode_names2_generator
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[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" "d6175ec58e4a1ccbafbd774b73665537b901d0b548c3f24df4548bdd0ee41a8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6175ec58e4a1ccbafbd774b73665537b901d0b548c3f24df4548bdd0ee41a8b", kill_on_drop: false }`
[INFO] [stdout] d6175ec58e4a1ccbafbd774b73665537b901d0b548c3f24df4548bdd0ee41a8b