[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 beta-2021-01-01 for beta-1.50-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbellskinling%2Frust_big_number" "/workspace/builds/worker-12/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/bellskinling/rust_big_number on toolchain beta-2021-01-01 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", 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-12/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" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7487d3025b859308c158e08a777fe97db302f28c8d272af0ac93ad7fb0430d02 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "7487d3025b859308c158e08a777fe97db302f28c8d272af0ac93ad7fb0430d02", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7487d3025b859308c158e08a777fe97db302f28c8d272af0ac93ad7fb0430d02", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7487d3025b859308c158e08a777fe97db302f28c8d272af0ac93ad7fb0430d02", kill_on_drop: false }` [INFO] [stdout] 7487d3025b859308c158e08a777fe97db302f28c8d272af0ac93ad7fb0430d02 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 046529c2d9057fdacd29427e55696fa279ce9026c691b5bcfa205f069d912e24 [INFO] running `Command { std: "docker" "start" "-a" "046529c2d9057fdacd29427e55696fa279ce9026c691b5bcfa205f069d912e24", 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[E0759]: `self` has an anonymous lifetime `'_` but it needs to satisfy a `'static` lifetime requirement [INFO] [stdout] --> src/big_number_core/big_number.rs:147:21 [INFO] [stdout] | [INFO] [stdout] 146 | pub fn get_iter(&mut self, pos: usize, len: usize) -> BigNumberIter { [INFO] [stdout] | --------- this data with an anonymous lifetime `'_`... [INFO] [stdout] 147 | self.buffer.iter().skip(pos).take(len) [INFO] [stdout] | ------------^^^^---------------------- ...is captured and required to live as long as `'static` here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0759]: `self` has an anonymous lifetime `'_` but it needs to satisfy a `'static` lifetime requirement [INFO] [stdout] --> src/big_number_core/big_number.rs:151:9 [INFO] [stdout] | [INFO] [stdout] 150 | pub fn get_iter_mut(&mut self, pos: usize, len: usize) -> BigNumberIterMut { [INFO] [stdout] | --------- this data with an anonymous lifetime `'_`... [INFO] [stdout] 151 | self.buffer.iter_mut().skip(pos).take(len) [INFO] [stdout] | ^^^^^^^^^^^ ...is captured here, requiring it to live as long as `'static` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0759]: `self` has an anonymous lifetime `'_` but it needs to satisfy a `'static` lifetime requirement [INFO] [stdout] --> src/big_number_core/big_number.rs:155:21 [INFO] [stdout] | [INFO] [stdout] 154 | pub fn get_iter_rev(&self, pos: usize, len: usize) -> BigNumberRevIter { [INFO] [stdout] | ----- this data with an anonymous lifetime `'_`... [INFO] [stdout] 155 | self.buffer.iter().rev().skip(self.buffer.len() - pos - 1).take(len) [INFO] [stdout] | ------------^^^^---------------------------------------------------- ...is captured and required to live as long as `'static` here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0759]: `self` has an anonymous lifetime `'_` but it needs to satisfy a `'static` lifetime requirement [INFO] [stdout] --> src/big_number_core/big_number.rs:159:9 [INFO] [stdout] | [INFO] [stdout] 158 | pub fn get_iter_rev_mut(&mut self, pos: usize, len: usize) -> BigNumberRevIterMut { [INFO] [stdout] | --------- this data with an anonymous lifetime `'_`... [INFO] [stdout] 159 | self.buffer.iter_mut().rev().skip(self.buffer.len() - pos - 1).take(len) [INFO] [stdout] | ^^^^^^^^^^^ ...is captured here, requiring it to live as long as `'static` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 12 previous errors; 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0106, E0637, E0759. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0106`. [INFO] [stdout] [INFO] [stderr] error: could not compile `big_number` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `Command { std: "docker" "inspect" "046529c2d9057fdacd29427e55696fa279ce9026c691b5bcfa205f069d912e24", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "046529c2d9057fdacd29427e55696fa279ce9026c691b5bcfa205f069d912e24", kill_on_drop: false }` [INFO] [stdout] 046529c2d9057fdacd29427e55696fa279ce9026c691b5bcfa205f069d912e24