[INFO] fetching crate v_escape_codegen 0.1.8...
[INFO] checking v_escape_codegen-0.1.8 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1
[INFO] extracting crate v_escape_codegen 0.1.8 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate v_escape_codegen 0.1.8
[INFO] finished tweaking crates.io crate v_escape_codegen 0.1.8
[INFO] tweaked toml for crates.io crate v_escape_codegen 0.1.8 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate v_escape_codegen 0.1.8 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate v_escape_codegen 0.1.8 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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c96365691326f631c8c9398d48674cac406ccf872e9ad74d44e4c547440a38e2
[INFO] running `Command { std: "docker" "start" "-a" "c96365691326f631c8c9398d48674cac406ccf872e9ad74d44e4c547440a38e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c96365691326f631c8c9398d48674cac406ccf872e9ad74d44e4c547440a38e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c96365691326f631c8c9398d48674cac406ccf872e9ad74d44e4c547440a38e2", kill_on_drop: false }`
[INFO] [stdout] c96365691326f631c8c9398d48674cac406ccf872e9ad74d44e4c547440a38e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c450bb83c12bac94dae9de81762b9477533d93e4c3d5e857d1ecd0e45032b56b
[INFO] running `Command { std: "docker" "start" "-a" "c450bb83c12bac94dae9de81762b9477533d93e4c3d5e857d1ecd0e45032b56b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]     Checking unicode-ident v1.0.3
[INFO] [stderr]    Compiling serde_derive v1.0.142
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling serde v1.0.142
[INFO] [stderr]     Checking os_str_bytes v6.2.0
[INFO] [stderr]    Compiling prettyplease v0.1.18
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking heck v0.4.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling clap_derive v3.2.15
[INFO] [stderr]     Checking clap v3.2.16
[INFO] [stderr]     Checking toml v0.5.9
[INFO] [stderr]     Checking v_escape_codegen v0.1.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/generator.rs:236:23
[INFO] [stdout]     |
[INFO] [stdout] 236 |     pub fn new(pairs: &[Pair]) -> Generator {
[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] 236 |     pub fn new(pairs: &[Pair]) -> Generator<'_> {
[INFO] [stdout]     |                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/generator.rs:236:23
[INFO] [stdout]     |
[INFO] [stdout] 236 |     pub fn new(pairs: &[Pair]) -> Generator {
[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] 236 |     pub fn new(pairs: &[Pair]) -> Generator<'_> {
[INFO] [stdout]     |                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.74s
[INFO] running `Command { std: "docker" "inspect" "c450bb83c12bac94dae9de81762b9477533d93e4c3d5e857d1ecd0e45032b56b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c450bb83c12bac94dae9de81762b9477533d93e4c3d5e857d1ecd0e45032b56b", kill_on_drop: false }`
[INFO] [stdout] c450bb83c12bac94dae9de81762b9477533d93e4c3d5e857d1ecd0e45032b56b