[INFO] fetching crate const-source-position 0.1.0...
[INFO] checking const-source-position-0.1.0 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] extracting crate const-source-position 0.1.0 into /workspace/builds/worker-5-tc1/source
[INFO] removed /workspace/builds/worker-5-tc1/source/rust-toolchain
[INFO] started tweaking crates.io crate const-source-position 0.1.0
[INFO] finished tweaking crates.io crate const-source-position 0.1.0
[INFO] tweaked toml for crates.io crate const-source-position 0.1.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate const-source-position 0.1.0 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.104)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a2981de0403998566056a2764ee7e81444123beb34c90663ce8ce5e090755821
[INFO] running `Command { std: "docker" "start" "-a" "a2981de0403998566056a2764ee7e81444123beb34c90663ce8ce5e090755821", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a2981de0403998566056a2764ee7e81444123beb34c90663ce8ce5e090755821", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2981de0403998566056a2764ee7e81444123beb34c90663ce8ce5e090755821", kill_on_drop: false }`
[INFO] [stdout] a2981de0403998566056a2764ee7e81444123beb34c90663ce8ce5e090755821
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 55a1dbc0835cc941d66ed5d78380c9795d9b5b3d4ba5186652a44b598cadaf45
[INFO] running `Command { std: "docker" "start" "-a" "55a1dbc0835cc941d66ed5d78380c9795d9b5b3d4ba5186652a44b598cadaf45", kill_on_drop: false }`
[INFO] [stderr]     Checking syn v1.0.109
[INFO] [stderr]     Checking const-source-position v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0599]: no method named `source_file` found for struct `proc_macro::Span` in the current scope
[INFO] [stdout]   --> src/lib.rs:50:10
[INFO] [stdout]    |
[INFO] [stdout] 49 |       (*span
[INFO] [stdout]    |  _______-
[INFO] [stdout] 50 | |         .source_file()
[INFO] [stdout]    | |_________-^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `source` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 50 -         .source_file()
[INFO] [stdout] 50 +         .source()
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0615]: attempted to take value of method `line` on type `proc_macro::Span`
[INFO] [stdout]   --> src/lib.rs:58:57
[INFO] [stdout]    |
[INFO] [stdout] 58 |     file_source.push_str(&format!(":{}:{}", line_column.line, line_column.column));
[INFO] [stdout]    |                                                         ^^^^ method, not a field
[INFO] [stdout]    |
[INFO] [stdout] help: use parentheses to call the method
[INFO] [stdout]    |
[INFO] [stdout] 58 |     file_source.push_str(&format!(":{}:{}", line_column.line(), line_column.column));
[INFO] [stdout]    |                                                             ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0615]: attempted to take value of method `column` on type `proc_macro::Span`
[INFO] [stdout]   --> src/lib.rs:58:75
[INFO] [stdout]    |
[INFO] [stdout] 58 |     file_source.push_str(&format!(":{}:{}", line_column.line, line_column.column));
[INFO] [stdout]    |                                                                           ^^^^^^ method, not a field
[INFO] [stdout]    |
[INFO] [stdout] help: use parentheses to call the method
[INFO] [stdout]    |
[INFO] [stdout] 58 |     file_source.push_str(&format!(":{}:{}", line_column.line, line_column.column()));
[INFO] [stdout]    |                                                                                 ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0599, E0615.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `const-source-position` (lib) due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0599]: no method named `source_file` found for struct `proc_macro::Span` in the current scope
[INFO] [stdout]   --> src/lib.rs:50:10
[INFO] [stdout]    |
[INFO] [stdout] 49 |       (*span
[INFO] [stdout]    |  _______-
[INFO] [stdout] 50 | |         .source_file()
[INFO] [stdout]    | |_________-^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `source` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 50 -         .source_file()
[INFO] [stdout] 50 +         .source()
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0615]: attempted to take value of method `line` on type `proc_macro::Span`
[INFO] [stdout]   --> src/lib.rs:58:57
[INFO] [stdout]    |
[INFO] [stdout] 58 |     file_source.push_str(&format!(":{}:{}", line_column.line, line_column.column));
[INFO] [stdout]    |                                                         ^^^^ method, not a field
[INFO] [stdout]    |
[INFO] [stdout] help: use parentheses to call the method
[INFO] [stdout]    |
[INFO] [stdout] 58 |     file_source.push_str(&format!(":{}:{}", line_column.line(), line_column.column));
[INFO] [stdout]    |                                                             ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0615]: attempted to take value of method `column` on type `proc_macro::Span`
[INFO] [stdout]   --> src/lib.rs:58:75
[INFO] [stdout]    |
[INFO] [stdout] 58 |     file_source.push_str(&format!(":{}:{}", line_column.line, line_column.column));
[INFO] [stdout]    |                                                                           ^^^^^^ method, not a field
[INFO] [stdout]    |
[INFO] [stdout] help: use parentheses to call the method
[INFO] [stdout]    |
[INFO] [stdout] 58 |     file_source.push_str(&format!(":{}:{}", line_column.line, line_column.column()));
[INFO] [stdout]    |                                                                                 ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0599, E0615.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `const-source-position` (lib test) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "55a1dbc0835cc941d66ed5d78380c9795d9b5b3d4ba5186652a44b598cadaf45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55a1dbc0835cc941d66ed5d78380c9795d9b5b3d4ba5186652a44b598cadaf45", kill_on_drop: false }`
[INFO] [stdout] 55a1dbc0835cc941d66ed5d78380c9795d9b5b3d4ba5186652a44b598cadaf45