[INFO] cloning repository https://github.com/rust-dc/fish-manpage-completions [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rust-dc/fish-manpage-completions" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-dc%2Ffish-manpage-completions", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-dc%2Ffish-manpage-completions'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 24103fb6ba649e6547387fe36a994760ca3f2d29 [INFO] checking rust-dc/fish-manpage-completions against try#b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f for pr-76104 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-dc%2Ffish-manpage-completions" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/rust-dc/fish-manpage-completions on toolchain b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/rust-dc/fish-manpage-completions [INFO] finished tweaking git repo https://github.com/rust-dc/fish-manpage-completions [INFO] tweaked toml for git repo https://github.com/rust-dc/fish-manpage-completions written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/rust-dc/fish-manpage-completions already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded bzip2-sys v0.1.9+1.0.8 [INFO] [stderr] Downloaded ctor v0.1.9 [INFO] [stderr] Downloaded regex v1.1.2 [INFO] [stderr] Downloaded regex-automata v0.1.6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] eb20ca85289bf966086a476137a1a48dbee5f836f50574c2bf700f3304e12b13 [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" "eb20ca85289bf966086a476137a1a48dbee5f836f50574c2bf700f3304e12b13", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "eb20ca85289bf966086a476137a1a48dbee5f836f50574c2bf700f3304e12b13", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eb20ca85289bf966086a476137a1a48dbee5f836f50574c2bf700f3304e12b13", kill_on_drop: false }` [INFO] [stdout] eb20ca85289bf966086a476137a1a48dbee5f836f50574c2bf700f3304e12b13 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "check" "--frozen" "--all" "--all-targets" "--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] aca614bccb76be169811196f5469b61c0fcf64bfb9bc8be5f70f46aa26ab465e [INFO] running `Command { std: "docker" "start" "-a" "aca614bccb76be169811196f5469b61c0fcf64bfb9bc8be5f70f46aa26ab465e", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.31 [INFO] [stderr] Compiling crc32fast v1.2.0 [INFO] [stderr] Compiling unicode-segmentation v1.2.1 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking adler32 v1.0.4 [INFO] [stderr] Checking bitflags v1.0.4 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking either v1.5.1 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.2 [INFO] [stderr] Compiling proc-macro-error v1.0.2 [INFO] [stderr] Compiling bzip2-sys v0.1.9+1.0.8 [INFO] [stderr] Compiling lzma-sys v0.1.16 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking regex-automata v0.1.6 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking miniz_oxide v0.3.7 [INFO] [stderr] Checking regex v1.1.2 [INFO] [stderr] Checking itertools v0.8.0 [INFO] [stderr] Checking clap v2.33.1 [INFO] [stderr] Checking pretty_assertions v0.6.1 [INFO] [stderr] Checking bstr v0.2.8 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Checking xz2 v0.1.6 [INFO] [stderr] Checking flate2 v1.0.14 [INFO] [stderr] Checking bzip2 v0.3.3 [INFO] [stderr] Compiling syn-mid v0.5.0 [INFO] [stderr] Compiling structopt-derive v0.4.7 [INFO] [stderr] Checking structopt v0.3.14 [INFO] [stderr] Checking fish-manpage-completions v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::ffi::OsStr` [INFO] [stdout] --> src/main.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::ffi::OsStr; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::ffi::OsStr` [INFO] [stdout] --> src/main.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::ffi::OsStr; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `assert_ne` [INFO] [stdout] --> src/main.rs:18:36 [INFO] [stdout] | [INFO] [stdout] 18 | use pretty_assertions::{assert_eq, assert_ne}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `File` is imported redundantly [INFO] [stdout] --> src/main.rs:1711:13 [INFO] [stdout] | [INFO] [stdout] 1690 | use super::*; [INFO] [stdout] | -------- the item `File` is already imported here [INFO] [stdout] ... [INFO] [stdout] 1711 | use std::fs::File; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `fs` is imported redundantly [INFO] [stdout] --> src/main.rs:1719:13 [INFO] [stdout] | [INFO] [stdout] 1690 | use super::*; [INFO] [stdout] | -------- the item `fs` is already imported here [INFO] [stdout] ... [INFO] [stdout] 1719 | use std::fs; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/main.rs:1195:21 [INFO] [stdout] | [INFO] [stdout] 1195 | err.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `successful_count` is assigned to, but never used [INFO] [stdout] --> src/main.rs:1376:9 [INFO] [stdout] | [INFO] [stdout] 1376 | let mut successful_count = 0; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] = note: consider using `_successful_count` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cmd_name` [INFO] [stdout] --> src/main.rs:1400:13 [INFO] [stdout] | [INFO] [stdout] 1400 | let cmd_name = man_file_name.split('.').next().unwrap(); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_cmd_name` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/main.rs:1426:17 [INFO] [stdout] | [INFO] [stdout] 1426 | Err(e) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `string` [INFO] [stdout] --> src/main.rs:960:14 [INFO] [stdout] | [INFO] [stdout] 960 | let (string, result) = replace_all(&line); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_string` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `manpage` [INFO] [stdout] --> src/main.rs:1003:26 [INFO] [stdout] | [INFO] [stdout] 1003 | fn is_my_type(&self, manpage: &str) -> bool { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_manpage` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/deroff.rs:522:28 [INFO] [stdout] | [INFO] [stdout] 522 | fn macro_ps(&mut self, s: &str) -> bool { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/main.rs:1195:21 [INFO] [stdout] | [INFO] [stdout] 1195 | err.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: cannot borrow `*self` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/deroff.rs:420:17 [INFO] [stdout] | [INFO] [stdout] 416 | let possible = self.g_re_not_backslash_or_whitespace.find(&self.s); [INFO] [stdout] | ------- immutable borrow occurs here [INFO] [stdout] ... [INFO] [stdout] 420 | self.skip_char(m.end()); [INFO] [stdout] | ^^^^ - immutable borrow later used here [INFO] [stdout] | | [INFO] [stdout] | mutable borrow occurs here [INFO] [stdout] | [INFO] [stdout] = note: `#[deny(mutable_borrow_reservation_conflict)]` on by default [INFO] [stdout] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stdout] = note: for more information, see issue #59159 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: cannot borrow `*self` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/deroff.rs:758:13 [INFO] [stdout] | [INFO] [stdout] 757 | if let Some(m) = self.g_re_font.find(&self.s) { [INFO] [stdout] | ------- immutable borrow occurs here [INFO] [stdout] 758 | self.skip_char(m.end()); [INFO] [stdout] | ^^^^ - immutable borrow later used here [INFO] [stdout] | | [INFO] [stdout] | mutable borrow occurs here [INFO] [stdout] | [INFO] [stdout] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stdout] = note: for more information, see issue #59159 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: cannot borrow `*self` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/deroff.rs:886:13 [INFO] [stdout] | [INFO] [stdout] 883 | while let Some(m) = self.g_re_word.find(&self.s) { [INFO] [stdout] | ------- immutable borrow occurs here [INFO] [stdout] ... [INFO] [stdout] 886 | self.skip_char(m.end()); [INFO] [stdout] | ^^^^ - immutable borrow later used here [INFO] [stdout] | | [INFO] [stdout] | mutable borrow occurs here [INFO] [stdout] | [INFO] [stdout] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stdout] = note: for more information, see issue #59159 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: cannot borrow `*self` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/deroff.rs:995:13 [INFO] [stdout] | [INFO] [stdout] 993 | if let Some(mat) = self.g_re_number.find(&self.s) { [INFO] [stdout] | ------- immutable borrow occurs here [INFO] [stdout] 994 | self.condputs(mat.as_str()); [INFO] [stdout] 995 | self.skip_char(mat.end()); [INFO] [stdout] | ^^^^ --- immutable borrow later used here [INFO] [stdout] | | [INFO] [stdout] | mutable borrow occurs here [INFO] [stdout] | [INFO] [stdout] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stdout] = note: for more information, see issue #59159 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 4 previous errors; 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `fish-manpage-completions` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: variable `successful_count` is assigned to, but never used [INFO] [stdout] --> src/main.rs:1376:9 [INFO] [stdout] | [INFO] [stdout] 1376 | let mut successful_count = 0; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] = note: consider using `_successful_count` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cmd_name` [INFO] [stdout] --> src/main.rs:1400:13 [INFO] [stdout] | [INFO] [stdout] 1400 | let cmd_name = man_file_name.split('.').next().unwrap(); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_cmd_name` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/main.rs:1426:17 [INFO] [stdout] | [INFO] [stdout] 1426 | Err(e) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `string` [INFO] [stdout] --> src/main.rs:960:14 [INFO] [stdout] | [INFO] [stdout] 960 | let (string, result) = replace_all(&line); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_string` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `manpage` [INFO] [stdout] --> src/main.rs:1003:26 [INFO] [stdout] | [INFO] [stdout] 1003 | fn is_my_type(&self, manpage: &str) -> bool { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_manpage` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/deroff.rs:522:28 [INFO] [stdout] | [INFO] [stdout] 522 | fn macro_ps(&mut self, s: &str) -> bool { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: cannot borrow `*self` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/deroff.rs:420:17 [INFO] [stdout] | [INFO] [stdout] 416 | let possible = self.g_re_not_backslash_or_whitespace.find(&self.s); [INFO] [stdout] | ------- immutable borrow occurs here [INFO] [stdout] ... [INFO] [stdout] 420 | self.skip_char(m.end()); [INFO] [stdout] | ^^^^ - immutable borrow later used here [INFO] [stdout] | | [INFO] [stdout] | mutable borrow occurs here [INFO] [stdout] | [INFO] [stdout] = note: `#[deny(mutable_borrow_reservation_conflict)]` on by default [INFO] [stdout] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stdout] = note: for more information, see issue #59159 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: cannot borrow `*self` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/deroff.rs:758:13 [INFO] [stdout] | [INFO] [stdout] 757 | if let Some(m) = self.g_re_font.find(&self.s) { [INFO] [stdout] | ------- immutable borrow occurs here [INFO] [stdout] 758 | self.skip_char(m.end()); [INFO] [stdout] | ^^^^ - immutable borrow later used here [INFO] [stdout] | | [INFO] [stdout] | mutable borrow occurs here [INFO] [stdout] | [INFO] [stdout] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stdout] = note: for more information, see issue #59159 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: cannot borrow `*self` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/deroff.rs:886:13 [INFO] [stdout] | [INFO] [stdout] 883 | while let Some(m) = self.g_re_word.find(&self.s) { [INFO] [stdout] | ------- immutable borrow occurs here [INFO] [stdout] ... [INFO] [stdout] 886 | self.skip_char(m.end()); [INFO] [stdout] | ^^^^ - immutable borrow later used here [INFO] [stdout] | | [INFO] [stdout] | mutable borrow occurs here [INFO] [stdout] | [INFO] [stdout] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stdout] = note: for more information, see issue #59159 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: cannot borrow `*self` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/deroff.rs:995:13 [INFO] [stdout] | [INFO] [stdout] 993 | if let Some(mat) = self.g_re_number.find(&self.s) { [INFO] [stdout] | ------- immutable borrow occurs here [INFO] [stdout] 994 | self.condputs(mat.as_str()); [INFO] [stdout] 995 | self.skip_char(mat.end()); [INFO] [stdout] | ^^^^ --- immutable borrow later used here [INFO] [stdout] | | [INFO] [stdout] | mutable borrow occurs here [INFO] [stdout] | [INFO] [stdout] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stdout] = note: for more information, see issue #59159 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 4 previous errors; 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "aca614bccb76be169811196f5469b61c0fcf64bfb9bc8be5f70f46aa26ab465e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aca614bccb76be169811196f5469b61c0fcf64bfb9bc8be5f70f46aa26ab465e", kill_on_drop: false }` [INFO] [stdout] aca614bccb76be169811196f5469b61c0fcf64bfb9bc8be5f70f46aa26ab465e