[INFO] cloning repository https://github.com/bellskinling/rust_big_number [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bellskinling/rust_big_number" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbellskinling%2Frust_big_number", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbellskinling%2Frust_big_number'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a820d69fd7f61e7c4b02f4aaefa206527030107c [INFO] testing bellskinling/rust_big_number against 1.59.0 for beta-1.60-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbellskinling%2Frust_big_number" "/workspace/builds/worker-14/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/bellskinling/rust_big_number on toolchain 1.59.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/bellskinling/rust_big_number [INFO] finished tweaking git repo https://github.com/bellskinling/rust_big_number [INFO] tweaked toml for git repo https://github.com/bellskinling/rust_big_number written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate git repo https://github.com/bellskinling/rust_big_number already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] cad2df012ecba466527c640d9d492a4594eb1ad272dd3874f1a8ee14b6c10bb5 [INFO] running `Command { std: "docker" "start" "-a" "cad2df012ecba466527c640d9d492a4594eb1ad272dd3874f1a8ee14b6c10bb5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cad2df012ecba466527c640d9d492a4594eb1ad272dd3874f1a8ee14b6c10bb5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cad2df012ecba466527c640d9d492a4594eb1ad272dd3874f1a8ee14b6c10bb5", kill_on_drop: false }` [INFO] [stdout] cad2df012ecba466527c640d9d492a4594eb1ad272dd3874f1a8ee14b6c10bb5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5235d5c951ce4dae3022db5cf3270b9683365892774fc76f0b24e0808b364893 [INFO] running `Command { std: "docker" "start" "-a" "5235d5c951ce4dae3022db5cf3270b9683365892774fc76f0b24e0808b364893", kill_on_drop: false }` [INFO] [stderr] Compiling big_number v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0637]: `'_` cannot be used here [INFO] [stdout] --> src/big_number_core/big_number.rs:23:30 [INFO] [stdout] | [INFO] [stdout] 23 | pub type BigNumberRevIterMut<'_> = iter::Take>>>; [INFO] [stdout] | ^^ `'_` is a reserved lifetime name [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0637]: `'_` cannot be used here [INFO] [stdout] --> src/big_number_core/big_number.rs:24:27 [INFO] [stdout] | [INFO] [stdout] 24 | pub type BigNumberRevIter<'_> = iter::Take>>>; [INFO] [stdout] | ^^ `'_` is a reserved lifetime name [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0637]: `'_` cannot be used here [INFO] [stdout] --> src/big_number_core/big_number.rs:26:27 [INFO] [stdout] | [INFO] [stdout] 26 | pub type BigNumberIterMut<'_> = iter::Take>>; [INFO] [stdout] | ^^ `'_` is a reserved lifetime name [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0637]: `'_` cannot be used here [INFO] [stdout] --> src/big_number_core/big_number.rs:27:24 [INFO] [stdout] | [INFO] [stdout] 27 | pub type BigNumberIter<'_> = iter::Take>>; [INFO] [stdout] | ^^ `'_` is a reserved lifetime name [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::cmp` [INFO] [stdout] --> src/big_number_core/big_number.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::cmp; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `from_digit`, `pow10`, `to_base_length`, `to_digit` [INFO] [stdout] --> src/big_number_core/big_number.rs:5:20 [INFO] [stdout] | [INFO] [stdout] 5 | use super::tools::{to_base_length, from_digit, to_digit, pow10}; [INFO] [stdout] | ^^^^^^^^^^^^^^ ^^^^^^^^^^ ^^^^^^^^ ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::cmp` [INFO] [stdout] --> src/big_number_core/tools.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::cmp; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::big_number::BigNumber` [INFO] [stdout] --> src/big_number_core/tools.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use super::big_number::BigNumber; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::big_number::Sign` [INFO] [stdout] --> src/big_number_core/tools.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use super::big_number::Sign; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0106]: missing lifetime specifier [INFO] [stdout] --> src/big_number_core/big_number.rs:23:83 [INFO] [stdout] | [INFO] [stdout] 23 | pub type BigNumberRevIterMut<'_> = iter::Take>>>; [INFO] [stdout] | ^^ expected named lifetime parameter [INFO] [stdout] | [INFO] [stdout] help: consider introducing a named lifetime parameter [INFO] [stdout] | [INFO] [stdout] 23 | pub type BigNumberRevIterMut<'a, '_> = iter::Take>>>; [INFO] [stdout] | +++ ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0106]: missing lifetime specifier [INFO] [stdout] --> src/big_number_core/big_number.rs:24:77 [INFO] [stdout] | [INFO] [stdout] 24 | pub type BigNumberRevIter<'_> = iter::Take>>>; [INFO] [stdout] | ^^ expected named lifetime parameter [INFO] [stdout] | [INFO] [stdout] help: consider introducing a named lifetime parameter [INFO] [stdout] | [INFO] [stdout] 24 | pub type BigNumberRevIter<'a, '_> = iter::Take>>>; [INFO] [stdout] | +++ ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0106]: missing lifetime specifier [INFO] [stdout] --> src/big_number_core/big_number.rs:26:70 [INFO] [stdout] | [INFO] [stdout] 26 | pub type BigNumberIterMut<'_> = iter::Take>>; [INFO] [stdout] | ^^ expected named lifetime parameter [INFO] [stdout] | [INFO] [stdout] help: consider introducing a named lifetime parameter [INFO] [stdout] | [INFO] [stdout] 26 | pub type BigNumberIterMut<'a, '_> = iter::Take>>; [INFO] [stdout] | +++ ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0106]: missing lifetime specifier [INFO] [stdout] --> src/big_number_core/big_number.rs:27:64 [INFO] [stdout] | [INFO] [stdout] 27 | pub type BigNumberIter<'_> = iter::Take>>; [INFO] [stdout] | ^^ expected named lifetime parameter [INFO] [stdout] | [INFO] [stdout] help: consider introducing a named lifetime parameter [INFO] [stdout] | [INFO] [stdout] 27 | pub type BigNumberIter<'a, '_> = iter::Take>>; [INFO] [stdout] | +++ ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 8 previous errors; 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0106, E0637. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0106`. [INFO] [stdout] [INFO] [stderr] error: could not compile `big_number` due to 9 previous errors; 5 warnings emitted [INFO] running `Command { std: "docker" "inspect" "5235d5c951ce4dae3022db5cf3270b9683365892774fc76f0b24e0808b364893", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5235d5c951ce4dae3022db5cf3270b9683365892774fc76f0b24e0808b364893", kill_on_drop: false }` [INFO] [stdout] 5235d5c951ce4dae3022db5cf3270b9683365892774fc76f0b24e0808b364893