[INFO] fetching crate spanr 0.1.0...
[INFO] building spanr-0.1.0 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate spanr 0.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate spanr 0.1.0
[INFO] finished tweaking crates.io crate spanr 0.1.0
[INFO] tweaked toml for crates.io crate spanr 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate spanr 0.1.0 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] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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] 02eb6b28db2e42c2ea3d1e237a6bcf378b961cd180ab0da811d0bc1440d01f66
[INFO] running `Command { std: "docker" "start" "-a" "02eb6b28db2e42c2ea3d1e237a6bcf378b961cd180ab0da811d0bc1440d01f66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "02eb6b28db2e42c2ea3d1e237a6bcf378b961cd180ab0da811d0bc1440d01f66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02eb6b28db2e42c2ea3d1e237a6bcf378b961cd180ab0da811d0bc1440d01f66", kill_on_drop: false }`
[INFO] [stdout] 02eb6b28db2e42c2ea3d1e237a6bcf378b961cd180ab0da811d0bc1440d01f66
[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] 8f0d25312b5d2f8024c950fa7152df27e07d3a3459ba1b153391c7ef627f344a
[INFO] running `Command { std: "docker" "start" "-a" "8f0d25312b5d2f8024c950fa7152df27e07d3a3459ba1b153391c7ef627f344a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling utf8-width v0.1.7
[INFO] [stderr]    Compiling html-escape v0.2.13
[INFO] [stderr]    Compiling spanr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0599]: no method named `source_file` found for struct `Span` in the current scope
[INFO] [stdout]   --> src/lib.rs:69:32
[INFO] [stdout]    |
[INFO] [stdout] 69 |         let source_file = span.source_file();
[INFO] [stdout]    |                                ^^^^^^^^^^^ method not found in `Span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `spanr` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "8f0d25312b5d2f8024c950fa7152df27e07d3a3459ba1b153391c7ef627f344a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f0d25312b5d2f8024c950fa7152df27e07d3a3459ba1b153391c7ef627f344a", kill_on_drop: false }`
[INFO] [stdout] 8f0d25312b5d2f8024c950fa7152df27e07d3a3459ba1b153391c7ef627f344a