[INFO] cloning repository nick-lehmann/-Rust-Book [INFO] running `"git" "clone" "--bare" "git://github.com/nick-lehmann/-Rust-Book.git" "work/cache/sources/gh/nick-lehmann/-Rust-Book"` [INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/nick-lehmann/-Rust-Book'... [INFO] running `"git" "clone" "work/cache/sources/gh/nick-lehmann/-Rust-Book" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/nick-lehmann/-Rust-Book"` [INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/nick-lehmann/-Rust-Book'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/nick-lehmann/-Rust-Book" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/nick-lehmann/-Rust-Book"` [INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/nick-lehmann/-Rust-Book'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] e1bcab8cfad3181d6edc237f03944024a5e44e77 [INFO] sha for GitHub repo nick-lehmann/-Rust-Book: e1bcab8cfad3181d6edc237f03944024a5e44e77 [INFO] validating manifest of nick-lehmann/-Rust-Book on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of nick-lehmann/-Rust-Book on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing nick-lehmann/-Rust-Book [INFO] finished frobbing nick-lehmann/-Rust-Book [INFO] frobbed toml for nick-lehmann/-Rust-Book written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/nick-lehmann/-Rust-Book/Cargo.toml [INFO] started frobbing nick-lehmann/-Rust-Book [INFO] finished frobbing nick-lehmann/-Rust-Book [INFO] frobbed toml for nick-lehmann/-Rust-Book written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/nick-lehmann/-Rust-Book/Cargo.toml [INFO] crate nick-lehmann/-Rust-Book already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing nick-lehmann/-Rust-Book against try#e212b7d492c96d3837691ba29d32d5f468933fb8 for pr-61629 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-2/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/nick-lehmann/-Rust-Book:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "build" "--frozen"` [INFO] [stdout] da7d28372dfa311dacec6b1f7a4f934bbe887dfaf4dcce3c5c69f131d3d33150 [INFO] running `"docker" "start" "-a" "da7d28372dfa311dacec6b1f7a4f934bbe887dfaf4dcce3c5c69f131d3d33150"` [INFO] [stderr] Compiling itertools v0.7.11 [INFO] [stderr] Compiling ndarray v0.12.1 [INFO] [stderr] Compiling Rust v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/bin/formatting.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | / /// Example function showing the different kinds strings can [INFO] [stderr] 6 | | /// be formatted and printed in Rust. [INFO] [stderr] 7 | | /// [INFO] [stderr] 8 | | /// Printing and formatting is mainly handled by a variety of marcors in std:fmt. [INFO] [stderr] ... | [INFO] [stderr] 25 | | /// count := parameter | integer [INFO] [stderr] 26 | | /// parameter := argument '$' [INFO] [stderr] | |_________________________________^ [INFO] [stderr] ... [INFO] [stderr] 29 | println!("{} days", 31); [INFO] [stderr] | ------------------------ rustdoc does not generate documentation for macro expansions [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_doc_comments)] on by default [INFO] [stderr] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stderr] [INFO] [stderr] warning: unused variable: `peter` [INFO] [stderr] --> src/main.rs:36:9 [INFO] [stderr] | [INFO] [stderr] 36 | let peter = Person { name, age }; [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_peter` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Nil` [INFO] [stderr] --> src/main.rs:8:1 [INFO] [stderr] | [INFO] [stderr] 8 | struct Nil; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Rectangle` [INFO] [stderr] --> src/main.rs:20:1 [INFO] [stderr] | [INFO] [stderr] 20 | struct Rectangle { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: crate `Rust` should have a snake case name [INFO] [stderr] | [INFO] [stderr] = note: #[warn(non_snake_case)] on by default [INFO] [stderr] = help: convert the identifier to snake case: `rust` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 13.25s [INFO] running `"docker" "inspect" "da7d28372dfa311dacec6b1f7a4f934bbe887dfaf4dcce3c5c69f131d3d33150"` [INFO] running `"docker" "rm" "-f" "da7d28372dfa311dacec6b1f7a4f934bbe887dfaf4dcce3c5c69f131d3d33150"` [INFO] [stdout] da7d28372dfa311dacec6b1f7a4f934bbe887dfaf4dcce3c5c69f131d3d33150 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-2/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/nick-lehmann/-Rust-Book:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen" "--no-run"` [INFO] [stdout] 979c8f62ae086c6fe15f17baa5eae33b8db177f2e2c7207d7458f8eb1e2591c7 [INFO] running `"docker" "start" "-a" "979c8f62ae086c6fe15f17baa5eae33b8db177f2e2c7207d7458f8eb1e2591c7"` [INFO] [stderr] Compiling Rust v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/bin/formatting.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | / /// Example function showing the different kinds strings can [INFO] [stderr] 6 | | /// be formatted and printed in Rust. [INFO] [stderr] 7 | | /// [INFO] [stderr] 8 | | /// Printing and formatting is mainly handled by a variety of marcors in std:fmt. [INFO] [stderr] ... | [INFO] [stderr] 25 | | /// count := parameter | integer [INFO] [stderr] 26 | | /// parameter := argument '$' [INFO] [stderr] | |_________________________________^ [INFO] [stderr] ... [INFO] [stderr] 29 | println!("{} days", 31); [INFO] [stderr] | ------------------------ rustdoc does not generate documentation for macro expansions [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_doc_comments)] on by default [INFO] [stderr] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stderr] [INFO] [stderr] warning: unused variable: `peter` [INFO] [stderr] --> src/main.rs:36:9 [INFO] [stderr] | [INFO] [stderr] 36 | let peter = Person { name, age }; [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_peter` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Nil` [INFO] [stderr] --> src/main.rs:8:1 [INFO] [stderr] | [INFO] [stderr] 8 | struct Nil; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Rectangle` [INFO] [stderr] --> src/main.rs:20:1 [INFO] [stderr] | [INFO] [stderr] 20 | struct Rectangle { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: crate `Rust` should have a snake case name [INFO] [stderr] | [INFO] [stderr] = note: #[warn(non_snake_case)] on by default [INFO] [stderr] = help: convert the identifier to snake case: `rust` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.68s [INFO] running `"docker" "inspect" "979c8f62ae086c6fe15f17baa5eae33b8db177f2e2c7207d7458f8eb1e2591c7"` [INFO] running `"docker" "rm" "-f" "979c8f62ae086c6fe15f17baa5eae33b8db177f2e2c7207d7458f8eb1e2591c7"` [INFO] [stdout] 979c8f62ae086c6fe15f17baa5eae33b8db177f2e2c7207d7458f8eb1e2591c7 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-2/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/nick-lehmann/-Rust-Book:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen"` [INFO] [stdout] 8ba7a4f570d704585f46fbf993d165d31104b3cc1e097b58842050a27e52c463 [INFO] running `"docker" "start" "-a" "8ba7a4f570d704585f46fbf993d165d31104b3cc1e097b58842050a27e52c463"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running /opt/crater/target/debug/deps/Rust-e84a3afc4a990a5e [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/crater/target/debug/deps/formatting-c8011a139b9e20d0 [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/crater/target/debug/deps/generics-539126cd0fa6be1e [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "8ba7a4f570d704585f46fbf993d165d31104b3cc1e097b58842050a27e52c463"` [INFO] running `"docker" "rm" "-f" "8ba7a4f570d704585f46fbf993d165d31104b3cc1e097b58842050a27e52c463"` [INFO] [stdout] 8ba7a4f570d704585f46fbf993d165d31104b3cc1e097b58842050a27e52c463