[INFO] fetching crate sbse 0.0.3...
[INFO] testing sbse-0.0.3 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1
[INFO] extracting crate sbse 0.0.3 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate sbse 0.0.3
[INFO] finished tweaking crates.io crate sbse 0.0.3
[INFO] tweaked toml for crates.io crate sbse 0.0.3 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate sbse 0.0.3 on toolchain 2440211fe03bc45c89b6dc1a3df18382ce91e32b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 27 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c06e698b104081911f632571ea1ceb33c00ba7054d99be2c2ee615f554eca8f2
[INFO] running `Command { std: "docker" "start" "-a" "c06e698b104081911f632571ea1ceb33c00ba7054d99be2c2ee615f554eca8f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c06e698b104081911f632571ea1ceb33c00ba7054d99be2c2ee615f554eca8f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c06e698b104081911f632571ea1ceb33c00ba7054d99be2c2ee615f554eca8f2", kill_on_drop: false }`
[INFO] [stdout] c06e698b104081911f632571ea1ceb33c00ba7054d99be2c2ee615f554eca8f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e3e10772644ff190349c6a13d23684f4665f0eedfa9687b4e8242c7c3b3282b1
[INFO] running `Command { std: "docker" "start" "-a" "e3e10772644ff190349c6a13d23684f4665f0eedfa9687b4e8242c7c3b3282b1", kill_on_drop: false }`
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling sbse v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling colored v2.2.0
[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 c_a_l v0.1.4
[INFO] [stdout] error: let chains are only allowed in Rust 2024 or later
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/c_a_l-0.1.4/src/p.rs:384:11
[INFO] [stdout]     |
[INFO] [stdout] 384 |     while let Some(c) = t.peek()
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: let chains are only allowed in Rust 2024 or later
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/c_a_l-0.1.4/src/p.rs:400:11
[INFO] [stdout]     |
[INFO] [stdout] 400 |     while let Some(x) = t.peek()
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: let chains are only allowed in Rust 2024 or later
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/c_a_l-0.1.4/src/p.rs:428:11
[INFO] [stdout]     |
[INFO] [stdout] 428 |     while let Some(x) = t.peek()
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: let chains are only allowed in Rust 2024 or later
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/c_a_l-0.1.4/src/p.rs:480:19
[INFO] [stdout]     |
[INFO] [stdout] 480 |             while let Some(x) = t.peek()
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: let chains are only allowed in Rust 2024 or later
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/c_a_l-0.1.4/src/p.rs:647:11
[INFO] [stdout]     |
[INFO] [stdout] 647 |     while let Some(x) = t.peek()
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: let chains are only allowed in Rust 2024 or later
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/c_a_l-0.1.4/src/p.rs:775:12
[INFO] [stdout]     |
[INFO] [stdout] 775 |         if let Some('?') = t.peek_next()
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: let chains are only allowed in Rust 2024 or later
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/c_a_l-0.1.4/src/p.rs:787:16
[INFO] [stdout]     |
[INFO] [stdout] 787 |             if let Some(p) = t.last_n(2)
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `c_a_l` (lib) due to 7 previous errors
[INFO] running `Command { std: "docker" "inspect" "e3e10772644ff190349c6a13d23684f4665f0eedfa9687b4e8242c7c3b3282b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3e10772644ff190349c6a13d23684f4665f0eedfa9687b4e8242c7c3b3282b1", kill_on_drop: false }`
[INFO] [stdout] e3e10772644ff190349c6a13d23684f4665f0eedfa9687b4e8242c7c3b3282b1