[INFO] fetching crate zero_escape 1.0.0...
[INFO] building zero_escape-1.0.0 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate zero_escape 1.0.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate zero_escape 1.0.0
[INFO] finished tweaking crates.io crate zero_escape 1.0.0
[INFO] tweaked toml for crates.io crate zero_escape 1.0.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate zero_escape 1.0.0 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cdf688c64dca22fd4c499b73e8df085d31906d1b7d9c5d7f63779b9bc8147564
[INFO] running `Command { std: "docker" "start" "-a" "cdf688c64dca22fd4c499b73e8df085d31906d1b7d9c5d7f63779b9bc8147564", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cdf688c64dca22fd4c499b73e8df085d31906d1b7d9c5d7f63779b9bc8147564", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cdf688c64dca22fd4c499b73e8df085d31906d1b7d9c5d7f63779b9bc8147564", kill_on_drop: false }`
[INFO] [stdout] cdf688c64dca22fd4c499b73e8df085d31906d1b7d9c5d7f63779b9bc8147564
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4852f79dc182e7e0e84fa7b3b6b8df0a58c76fe96d6199b2d1070f28ad82f282
[INFO] running `Command { std: "docker" "start" "-a" "4852f79dc182e7e0e84fa7b3b6b8df0a58c76fe96d6199b2d1070f28ad82f282", kill_on_drop: false }`
[INFO] [stderr]    Compiling zero_escape v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/core/mod.rs:16:16
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn prep(input: &[u8]) -> (InputIter, Vec<u8>) {
[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] 16 | fn prep(input: &[u8]) -> (InputIter<'_>, Vec<u8>) {
[INFO] [stdout]    |                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "4852f79dc182e7e0e84fa7b3b6b8df0a58c76fe96d6199b2d1070f28ad82f282", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4852f79dc182e7e0e84fa7b3b6b8df0a58c76fe96d6199b2d1070f28ad82f282", kill_on_drop: false }`
[INFO] [stdout] 4852f79dc182e7e0e84fa7b3b6b8df0a58c76fe96d6199b2d1070f28ad82f282
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3f0cd93f634e620aabd884d5c6955e25b67dc384a7a0df3605aa909fb0a7a36b
[INFO] running `Command { std: "docker" "start" "-a" "3f0cd93f634e620aabd884d5c6955e25b67dc384a7a0df3605aa909fb0a7a36b", kill_on_drop: false }`
[INFO] [stderr]    Compiling zero_escape v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/core/mod.rs:16:16
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn prep(input: &[u8]) -> (InputIter, Vec<u8>) {
[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] 16 | fn prep(input: &[u8]) -> (InputIter<'_>, Vec<u8>) {
[INFO] [stdout]    |                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/core/mod.rs:16:16
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn prep(input: &[u8]) -> (InputIter, Vec<u8>) {
[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] 16 | fn prep(input: &[u8]) -> (InputIter<'_>, Vec<u8>) {
[INFO] [stdout]    |                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "3f0cd93f634e620aabd884d5c6955e25b67dc384a7a0df3605aa909fb0a7a36b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f0cd93f634e620aabd884d5c6955e25b67dc384a7a0df3605aa909fb0a7a36b", kill_on_drop: false }`
[INFO] [stdout] 3f0cd93f634e620aabd884d5c6955e25b67dc384a7a0df3605aa909fb0a7a36b