[INFO] fetching crate rem-extract 0.1.5...
[INFO] checking rem-extract-0.1.5 against master#733108b6d4acaa93fe26ae281ea305aacd6aac4e for pr-148967
[INFO] extracting crate rem-extract 0.1.5 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate rem-extract 0.1.5
[INFO] finished tweaking crates.io crate rem-extract 0.1.5
[INFO] tweaked toml for crates.io crate rem-extract 0.1.5 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rem-extract 0.1.5 on toolchain 733108b6d4acaa93fe26ae281ea305aacd6aac4e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733108b6d4acaa93fe26ae281ea305aacd6aac4e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rem-extract 0.1.5 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" "+733108b6d4acaa93fe26ae281ea305aacd6aac4e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
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[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+733108b6d4acaa93fe26ae281ea305aacd6aac4e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 08c96aca29cebf598af8428187baf3a17a1416aada0c0786d9c39b7f73d36406
[INFO] running `Command { std: "docker" "start" "-a" "08c96aca29cebf598af8428187baf3a17a1416aada0c0786d9c39b7f73d36406", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "08c96aca29cebf598af8428187baf3a17a1416aada0c0786d9c39b7f73d36406", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08c96aca29cebf598af8428187baf3a17a1416aada0c0786d9c39b7f73d36406", kill_on_drop: false }`
[INFO] [stdout] 08c96aca29cebf598af8428187baf3a17a1416aada0c0786d9c39b7f73d36406
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+733108b6d4acaa93fe26ae281ea305aacd6aac4e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0ddea6add9384e30c892a51647063ad7372ee5676a779e2f22dfc17ba8fa4ec1
[INFO] running `Command { std: "docker" "start" "-a" "0ddea6add9384e30c892a51647063ad7372ee5676a779e2f22dfc17ba8fa4ec1", kill_on_drop: false }`
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[INFO] [stderr]     Checking rem-extract v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/startup/types.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fs::{self, File};
[INFO] [stdout]   |               ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/startup/types.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fs::{self, File};
[INFO] [stdout]   |               ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `my_crate`
[INFO] [stdout]    --> src/extract/extraction.rs:407:9
[INFO] [stdout]     |
[INFO] [stdout] 407 |     let my_crate = graph.add_crate_root(
[INFO] [stdout]     |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_my_crate`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `my_crate`
[INFO] [stdout]    --> src/extract/extraction.rs:407:9
[INFO] [stdout]     |
[INFO] [stdout] 407 |     let my_crate = graph.add_crate_root(
[INFO] [stdout]     |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_my_crate`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `analysis_from_single_file_no_std` is never used
[INFO] [stdout]    --> src/extract/extraction.rs:338:4
[INFO] [stdout]     |
[INFO] [stdout] 338 | fn analysis_from_single_file_no_std(
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `analysis_from_single_file_no_std` is never used
[INFO] [stdout]    --> src/extract/extraction.rs:338:4
[INFO] [stdout]     |
[INFO] [stdout] 338 | fn analysis_from_single_file_no_std(
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/startup/types.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fs::{self, File};
[INFO] [stdout]   |               ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `extract_method`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     extract_method,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/startup/types.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fs::{self, File};
[INFO] [stdout]   |               ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `extract_method`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     extract_method,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `my_crate`
[INFO] [stdout]    --> src/extract/extraction.rs:407:9
[INFO] [stdout]     |
[INFO] [stdout] 407 |     let my_crate = graph.add_crate_root(
[INFO] [stdout]     |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_my_crate`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `my_crate`
[INFO] [stdout]    --> src/extract/extraction.rs:407:9
[INFO] [stdout]     |
[INFO] [stdout] 407 |     let my_crate = graph.add_crate_root(
[INFO] [stdout]     |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_my_crate`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `proc_macros` is never read
[INFO] [stdout]   --> src/startup/types.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct SingleFileStdContext {
[INFO] [stdout]    |            -------------------- field in this struct
[INFO] [stdout] 14 |     pub base_graph: CrateGraph,
[INFO] [stdout] 15 |     pub proc_macros: ProcMacroPaths,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `file_ids` is never used
[INFO] [stdout]   --> src/startup/types.rs:45:12
[INFO] [stdout]    |
[INFO] [stdout] 28 | impl SysrootFileMap {
[INFO] [stdout]    | ------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 45 |     pub fn file_ids(&self) -> impl Iterator<Item = FileId> + '_ {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `analysis_from_single_file_no_std` is never used
[INFO] [stdout]    --> src/extract/extraction.rs:338:4
[INFO] [stdout]     |
[INFO] [stdout] 338 | fn analysis_from_single_file_no_std(
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run_analysis` is never used
[INFO] [stdout]    --> src/extract/extraction_utils.rs:238:8
[INFO] [stdout]     |
[INFO] [stdout] 238 | pub fn run_analysis( host: AnalysisHost ) -> Analysis {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `check_idx` is never used
[INFO] [stdout]    --> src/extract/extraction_utils.rs:574:8
[INFO] [stdout]     |
[INFO] [stdout] 574 | pub fn check_idx(start: &u32, end: &u32) -> Result<(), ExtractionError> {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `check_file_exists` is never used
[INFO] [stdout]    --> src/extract/extraction_utils.rs:589:8
[INFO] [stdout]     |
[INFO] [stdout] 589 | pub fn check_file_exists(file_path: &str) -> Result<(), ExtractionError> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `proc_macros` is never read
[INFO] [stdout]   --> src/startup/types.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct SingleFileStdContext {
[INFO] [stdout]    |            -------------------- field in this struct
[INFO] [stdout] 14 |     pub base_graph: CrateGraph,
[INFO] [stdout] 15 |     pub proc_macros: ProcMacroPaths,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `file_ids` is never used
[INFO] [stdout]   --> src/startup/types.rs:45:12
[INFO] [stdout]    |
[INFO] [stdout] 28 | impl SysrootFileMap {
[INFO] [stdout]    | ------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 45 |     pub fn file_ids(&self) -> impl Iterator<Item = FileId> + '_ {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `analysis_from_single_file_no_std` is never used
[INFO] [stdout]    --> src/extract/extraction.rs:338:4
[INFO] [stdout]     |
[INFO] [stdout] 338 | fn analysis_from_single_file_no_std(
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run_analysis` is never used
[INFO] [stdout]    --> src/extract/extraction_utils.rs:238:8
[INFO] [stdout]     |
[INFO] [stdout] 238 | pub fn run_analysis( host: AnalysisHost ) -> Analysis {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `check_idx` is never used
[INFO] [stdout]    --> src/extract/extraction_utils.rs:574:8
[INFO] [stdout]     |
[INFO] [stdout] 574 | pub fn check_idx(start: &u32, end: &u32) -> Result<(), ExtractionError> {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `check_file_exists` is never used
[INFO] [stdout]    --> src/extract/extraction_utils.rs:589:8
[INFO] [stdout]     |
[INFO] [stdout] 589 | pub fn check_file_exists(file_path: &str) -> Result<(), ExtractionError> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 00s
[INFO] running `Command { std: "docker" "inspect" "0ddea6add9384e30c892a51647063ad7372ee5676a779e2f22dfc17ba8fa4ec1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ddea6add9384e30c892a51647063ad7372ee5676a779e2f22dfc17ba8fa4ec1", kill_on_drop: false }`
[INFO] [stdout] 0ddea6add9384e30c892a51647063ad7372ee5676a779e2f22dfc17ba8fa4ec1