[INFO] fetching crate varurl 0.1.26...
[INFO] testing varurl-0.1.26 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate varurl 0.1.26 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate varurl 0.1.26
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate varurl 0.1.26
[INFO] tweaked toml for crates.io crate varurl 0.1.26 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate varurl 0.1.26 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 53 packages to latest compatible versions
[INFO] [stderr]       Adding daachorse v1.0.1 (available: v2.0.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f7baae07416321fd29ef1295dd3025bde93491a531906bcc126954fa1a60431a
[INFO] running `Command { std: "docker" "start" "-a" "f7baae07416321fd29ef1295dd3025bde93491a531906bcc126954fa1a60431a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f7baae07416321fd29ef1295dd3025bde93491a531906bcc126954fa1a60431a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7baae07416321fd29ef1295dd3025bde93491a531906bcc126954fa1a60431a", kill_on_drop: false }`
[INFO] [stdout] f7baae07416321fd29ef1295dd3025bde93491a531906bcc126954fa1a60431a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] efe871fd6a8bbfc6a8e182d880ba9b508f2a910b1461fbe89fb200436e554d4c
[INFO] running `Command { std: "docker" "start" "-a" "efe871fd6a8bbfc6a8e182d880ba9b508f2a910b1461fbe89fb200436e554d4c", kill_on_drop: false }`
[INFO] [stderr]    Compiling daachorse v1.0.1
[INFO] [stderr]    Compiling aok v0.1.18
[INFO] [stderr]    Compiling xerr v0.1.16
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling pos_lines v0.1.10
[INFO] [stderr]    Compiling mdli v0.1.28
[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/mdli-0.1.28/src/lib.rs:154:18
[INFO] [stdout]     |
[INFO] [stdout] 154 |               && let Some((_, i)) = remain.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/mdli-0.1.28/src/lib.rs:215:20
[INFO] [stdout]     |
[INFO] [stdout] 215 |                 && let Some(last) = remain[..p].chars().last()
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mdli` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "efe871fd6a8bbfc6a8e182d880ba9b508f2a910b1461fbe89fb200436e554d4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efe871fd6a8bbfc6a8e182d880ba9b508f2a910b1461fbe89fb200436e554d4c", kill_on_drop: false }`
[INFO] [stdout] efe871fd6a8bbfc6a8e182d880ba9b508f2a910b1461fbe89fb200436e554d4c