[INFO] cloning repository https://github.com/jiflabs/backend_server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jiflabs/backend_server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjiflabs%2Fbackend_server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjiflabs%2Fbackend_server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c065147e24e0fc1029194cf37f76a482ae82ee50
[INFO] testing jiflabs/backend_server against 1.95.0 for beta-1.96-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjiflabs%2Fbackend_server" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/jiflabs/backend_server
[INFO] finished tweaking git repo https://github.com/jiflabs/backend_server
[INFO] tweaked toml for git repo https://github.com/jiflabs/backend_server written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jiflabs/backend_server on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/jiflabs/backend_server 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded headers-core v0.3.0
[INFO] [stderr]   Downloaded unicase v2.9.0
[INFO] [stderr]   Downloaded unicode-id v0.3.6
[INFO] [stderr]   Downloaded pin-project-internal v1.1.10
[INFO] [stderr]   Downloaded warp v0.4.2
[INFO] [stderr]   Downloaded unsafe-libyaml v0.2.11
[INFO] [stderr]   Downloaded hyper v1.8.1
[INFO] [stderr]   Downloaded serde_yaml v0.9.34+deprecated
[INFO] [stderr]   Downloaded headers v0.4.1
[INFO] [stderr]   Downloaded pin-project v1.1.10
[INFO] [stderr]   Downloaded markdown v1.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 90ff277cbfbe3d665116790ad91cf1d59de90cd9bd2820f40fc61814c7d25b79
[INFO] running `Command { std: "docker" "start" "-a" "90ff277cbfbe3d665116790ad91cf1d59de90cd9bd2820f40fc61814c7d25b79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "90ff277cbfbe3d665116790ad91cf1d59de90cd9bd2820f40fc61814c7d25b79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90ff277cbfbe3d665116790ad91cf1d59de90cd9bd2820f40fc61814c7d25b79", kill_on_drop: false }`
[INFO] [stdout] 90ff277cbfbe3d665116790ad91cf1d59de90cd9bd2820f40fc61814c7d25b79
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.95.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f3e9e056d9230a7c74cf441fec2690571937c998b1f6449bf047a3ed0b8ba7f7
[INFO] running `Command { std: "docker" "start" "-a" "f3e9e056d9230a7c74cf441fec2690571937c998b1f6449bf047a3ed0b8ba7f7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.182
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling itoa v1.0.17
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]    Compiling unicode-ident v1.0.24
[INFO] [stderr]    Compiling bytes v1.11.1
[INFO] [stderr]    Compiling futures-core v0.3.32
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling hashbrown v0.16.1
[INFO] [stderr]    Compiling futures-sink v0.3.32
[INFO] [stderr]    Compiling tracing-core v0.1.36
[INFO] [stderr]    Compiling log v0.4.29
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling unicase v2.9.0
[INFO] [stderr]    Compiling slab v0.4.12
[INFO] [stderr]    Compiling zmij v1.0.21
[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]    Compiling futures-channel v0.3.32
[INFO] [stderr]    Compiling ryu v1.0.23
[INFO] [stderr]    Compiling cpufeatures v0.2.17
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling form_urlencoded v1.2.2
[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]    Compiling futures-task v0.3.32
[INFO] [stderr]    Compiling memchr v2.8.0
[INFO] [stderr]    Compiling http v1.4.0
[INFO] [stderr]    Compiling futures-util v0.3.32
[INFO] [stderr]    Compiling unicode-id v0.3.6
[INFO] [stderr]    Compiling unsafe-libyaml v0.2.11
[INFO] [stderr]    Compiling scoped-tls v1.0.1
[INFO] [stderr]    Compiling markdown v1.0.0
[INFO] [stderr]    Compiling indexmap v2.13.0
[INFO] [stderr]    Compiling crypto-common v0.1.7
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling http-body v1.0.1
[INFO] [stderr]    Compiling headers-core v0.3.0
[INFO] [stderr]    Compiling http-body-util v0.1.3
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling errno v0.3.14
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling mio v1.1.1
[INFO] [stderr]    Compiling socket2 v0.6.2
[INFO] [stderr]    Compiling sha1 v0.10.6
[INFO] [stderr]    Compiling signal-hook-registry v1.4.8
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling headers v0.4.1
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling serde_yaml v0.9.34+deprecated
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stderr]    Compiling pin-project-internal v1.1.10
[INFO] [stderr]    Compiling tokio v1.49.0
[INFO] [stderr]    Compiling pin-project v1.1.10
[INFO] [stderr]    Compiling tokio-util v0.7.18
[INFO] [stderr]    Compiling h2 v0.4.13
[INFO] [stderr]    Compiling hyper v1.8.1
[INFO] [stderr]    Compiling hyper-util v0.1.20
[INFO] [stderr]    Compiling warp v0.4.2
[INFO] [stderr]    Compiling jiflabs_backend v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(string_remove_matches)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Html`
[INFO] [stdout]  --> src/main.rs:4:19
[INFO] [stdout]   |
[INFO] [stdout] 4 |     reply::{html, Html, Response},
[INFO] [stdout]   |                   ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `jiflabs_backend` (bin "jiflabs_backend") due to 1 previous error; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "f3e9e056d9230a7c74cf441fec2690571937c998b1f6449bf047a3ed0b8ba7f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3e9e056d9230a7c74cf441fec2690571937c998b1f6449bf047a3ed0b8ba7f7", kill_on_drop: false }`
[INFO] [stdout] f3e9e056d9230a7c74cf441fec2690571937c998b1f6449bf047a3ed0b8ba7f7
