[INFO] cloning repository https://github.com/sourcepirate/L-voice-changer [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sourcepirate/L-voice-changer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsourcepirate%2FL-voice-changer", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsourcepirate%2FL-voice-changer'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 745500c4a0f4bcb9da781c862f22badd6275bf21 [INFO] checking sourcepirate/L-voice-changer against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsourcepirate%2FL-voice-changer" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/sourcepirate/L-voice-changer on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/sourcepirate/L-voice-changer [INFO] finished tweaking git repo https://github.com/sourcepirate/L-voice-changer [INFO] tweaked toml for git repo https://github.com/sourcepirate/L-voice-changer written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/sourcepirate/L-voice-changer 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded env_logger v0.5.6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8478fe16d54218a16b46db29d57ecf5b618667f1f6b453fa143f7eb1b009703b [INFO] running `Command { std: "docker" "start" "-a" "8478fe16d54218a16b46db29d57ecf5b618667f1f6b453fa143f7eb1b009703b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8478fe16d54218a16b46db29d57ecf5b618667f1f6b453fa143f7eb1b009703b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8478fe16d54218a16b46db29d57ecf5b618667f1f6b453fa143f7eb1b009703b", kill_on_drop: false }` [INFO] [stdout] 8478fe16d54218a16b46db29d57ecf5b618667f1f6b453fa143f7eb1b009703b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 10e79b4317c1b7f3ee75668f42e443b810774034944abaad9b719604c520cae9 [INFO] running `Command { std: "docker" "start" "-a" "10e79b4317c1b7f3ee75668f42e443b810774034944abaad9b719604c520cae9", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.40 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking ucd-util v0.1.1 [INFO] [stderr] Checking lazy_static v1.0.0 [INFO] [stderr] Compiling regex v0.2.10 [INFO] [stderr] Checking quick-error v1.2.1 [INFO] [stderr] Checking unicode-width v0.1.4 [INFO] [stderr] Checking utf8-ranges v1.0.0 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Checking cfg-if v0.1.2 [INFO] [stderr] Checking humantime v1.1.1 [INFO] [stderr] Checking textwrap v0.9.0 [INFO] [stderr] Checking regex-syntax v0.5.3 [INFO] [stderr] Checking log v0.4.1 [INFO] [stderr] Checking thread_local v0.3.5 [INFO] [stderr] Checking strsim v0.7.0 [INFO] [stderr] Checking termcolor v0.3.6 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking vec_map v0.8.0 [INFO] [stderr] Checking bitflags v1.0.1 [INFO] [stderr] Checking memchr v2.0.1 [INFO] [stderr] Checking atty v0.2.8 [INFO] [stderr] Checking clap v2.31.2 [INFO] [stderr] Checking aho-corasick v0.6.4 [INFO] [stderr] Checking env_logger v0.5.6 [INFO] [stderr] Checking lvoice v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `File` [INFO] [stdout] --> src/temp.rs:1:15 [INFO] [stdout] | [INFO] [stdout] 1 | use std::fs::{File, remove_file}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `File` [INFO] [stdout] --> src/temp.rs:1:15 [INFO] [stdout] | [INFO] [stdout] 1 | use std::fs::{File, remove_file}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:48:5 [INFO] [stdout] | [INFO] [stdout] 48 | lowpass_file.create(input_path.to_str().unwrap()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 48 | let _ = lowpass_file.create(input_path.to_str().unwrap()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:49:5 [INFO] [stdout] | [INFO] [stdout] 49 | highpass_file.create(input_path.to_str().unwrap()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 49 | let _ = highpass_file.create(input_path.to_str().unwrap()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:48:5 [INFO] [stdout] | [INFO] [stdout] 48 | lowpass_file.create(input_path.to_str().unwrap()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 48 | let _ = lowpass_file.create(input_path.to_str().unwrap()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/temp.rs:37:9 [INFO] [stdout] | [INFO] [stdout] 37 | remove_file(self.path.as_str()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 37 | let _ = remove_file(self.path.as_str()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:49:5 [INFO] [stdout] | [INFO] [stdout] 49 | highpass_file.create(input_path.to_str().unwrap()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 49 | let _ = highpass_file.create(input_path.to_str().unwrap()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/temp.rs:37:9 [INFO] [stdout] | [INFO] [stdout] 37 | remove_file(self.path.as_str()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 37 | let _ = remove_file(self.path.as_str()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.46s [INFO] running `Command { std: "docker" "inspect" "10e79b4317c1b7f3ee75668f42e443b810774034944abaad9b719604c520cae9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "10e79b4317c1b7f3ee75668f42e443b810774034944abaad9b719604c520cae9", kill_on_drop: false }` [INFO] [stdout] 10e79b4317c1b7f3ee75668f42e443b810774034944abaad9b719604c520cae9 [INFO] checking sourcepirate/L-voice-changer against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsourcepirate%2FL-voice-changer" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/sourcepirate/L-voice-changer on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/sourcepirate/L-voice-changer [INFO] finished tweaking git repo https://github.com/sourcepirate/L-voice-changer [INFO] tweaked toml for git repo https://github.com/sourcepirate/L-voice-changer written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/sourcepirate/L-voice-changer 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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a974797a6820359775f8033442b91335308c85781117789116c8dac0e4220918 [INFO] running `Command { std: "docker" "start" "-a" "a974797a6820359775f8033442b91335308c85781117789116c8dac0e4220918", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a974797a6820359775f8033442b91335308c85781117789116c8dac0e4220918", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a974797a6820359775f8033442b91335308c85781117789116c8dac0e4220918", kill_on_drop: false }` [INFO] [stdout] a974797a6820359775f8033442b91335308c85781117789116c8dac0e4220918 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7360df2985c409855225bb44e76f7668d5408f128a044efd97f55f41b1868e76 [INFO] running `Command { std: "docker" "start" "-a" "7360df2985c409855225bb44e76f7668d5408f128a044efd97f55f41b1868e76", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.40 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Compiling regex v0.2.10 [INFO] [stderr] Checking ucd-util v0.1.1 [INFO] [stderr] Checking lazy_static v1.0.0 [INFO] [stderr] Checking unicode-width v0.1.4 [INFO] [stderr] Checking quick-error v1.2.1 [INFO] [stderr] Checking cfg-if v0.1.2 [INFO] [stderr] Checking utf8-ranges v1.0.0 [INFO] [stderr] Checking log v0.4.1 [INFO] [stderr] Checking humantime v1.1.1 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Checking textwrap v0.9.0 [INFO] [stderr] Checking regex-syntax v0.5.3 [INFO] [stderr] Checking thread_local v0.3.5 [INFO] [stderr] Checking strsim v0.7.0 [INFO] [stderr] Checking vec_map v0.8.0 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking termcolor v0.3.6 [INFO] [stderr] Checking bitflags v1.0.1 [INFO] [stderr] Checking memchr v2.0.1 [INFO] [stderr] Checking atty v0.2.8 [INFO] [stderr] Checking clap v2.31.2 [INFO] [stderr] Checking aho-corasick v0.6.4 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-0.2.10/src/exec.rs:751:13 [INFO] [stdout] | [INFO] [stdout] 751 | / match dfa::Fsm::reverse( [INFO] [stdout] 752 | | &self.ro.dfa_reverse, [INFO] [stdout] 753 | | self.cache, [INFO] [stdout] 754 | | false, [INFO] [stdout] ... | [INFO] [stdout] 761 | | Quit => return Some(Quit), [INFO] [stdout] 762 | | }; [INFO] [stdout] | |_____________^ cannot infer type [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `regex` (lib) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "7360df2985c409855225bb44e76f7668d5408f128a044efd97f55f41b1868e76", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7360df2985c409855225bb44e76f7668d5408f128a044efd97f55f41b1868e76", kill_on_drop: false }` [INFO] [stdout] 7360df2985c409855225bb44e76f7668d5408f128a044efd97f55f41b1868e76