[INFO] fetching crate wambo 0.2.5...
[INFO] checking wambo-0.2.5 against try#55b3f428b4fac6790b1e8492e0b91ff2d80aec7c for pr-77035
[INFO] extracting crate wambo 0.2.5 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate wambo 0.2.5 on toolchain 55b3f428b4fac6790b1e8492e0b91ff2d80aec7c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wambo 0.2.5
[INFO] finished tweaking crates.io crate wambo 0.2.5
[INFO] tweaked toml for crates.io crate wambo 0.2.5 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate wambo 0.2.5 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded crossterm_winapi v0.6.2
[INFO] [stderr]   Downloaded crossterm v0.18.2
[INFO] [stderr]   Downloaded fraction_list_fmt_align v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c49c6c0305df3a07843bdbcc22285236eb8d87f18e27dc57d9ddc001319cc626
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c49c6c0305df3a07843bdbcc22285236eb8d87f18e27dc57d9ddc001319cc626", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c49c6c0305df3a07843bdbcc22285236eb8d87f18e27dc57d9ddc001319cc626", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c49c6c0305df3a07843bdbcc22285236eb8d87f18e27dc57d9ddc001319cc626", kill_on_drop: false }`
[INFO] [stdout] c49c6c0305df3a07843bdbcc22285236eb8d87f18e27dc57d9ddc001319cc626
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c6718635787b4619762b85e906d652b24865a427920d4329348b5c32ca093ab2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c6718635787b4619762b85e906d652b24865a427920d4329348b5c32ca093ab2", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling syn v1.0.53
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]     Checking fraction_list_fmt_align v0.2.0
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking lock_api v0.4.2
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking mio v0.7.6
[INFO] [stderr]     Checking signal-hook-registry v1.2.2
[INFO] [stderr]     Checking parking_lot_core v0.8.1
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking signal-hook v0.1.16
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking crossterm v0.18.2
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]    Compiling derive_more v0.99.11
[INFO] [stderr]     Checking wambo v0.2.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `captures`
[INFO] [stdout]    --> src/parse/mod.rs:199:13
[INFO] [stdout]     |
[INFO] [stdout] 199 |         let captures = regex.captures("-0x123ki").unwrap();
[INFO] [stdout]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_captures`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.44s
[INFO] running `Command { std: "docker" "inspect" "c6718635787b4619762b85e906d652b24865a427920d4329348b5c32ca093ab2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6718635787b4619762b85e906d652b24865a427920d4329348b5c32ca093ab2", kill_on_drop: false }`
[INFO] [stdout] c6718635787b4619762b85e906d652b24865a427920d4329348b5c32ca093ab2