[INFO] cloning repository https://github.com/cyqsimon/rng-rename [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cyqsimon/rng-rename" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcyqsimon%2Frng-rename", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcyqsimon%2Frng-rename'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] fa8d40921936dd334ebc7b853d024cc5af7bbdf9 [INFO] checking cyqsimon/rng-rename against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcyqsimon%2Frng-rename" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/cyqsimon/rng-rename 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/cyqsimon/rng-rename [INFO] finished tweaking git repo https://github.com/cyqsimon/rng-rename [INFO] tweaked toml for git repo https://github.com/cyqsimon/rng-rename written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/cyqsimon/rng-rename 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] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded simple_logger v4.2.0 [INFO] [stderr] Downloaded dialoguer v0.11.0 [INFO] [stderr] Downloaded clap-verbosity-flag v2.1.0 [INFO] [stderr] Downloaded colored v2.0.4 [INFO] [stderr] Downloaded sanitize-filename v0.5.0 [INFO] [stderr] Downloaded clap_complete v4.4.3 [INFO] [stderr] Downloaded shell-words v1.1.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 3bc50ba68c7db3a39843ecb314353bb1779e217096610bd9ec9323d817439fd6 [INFO] running `Command { std: "docker" "start" "-a" "3bc50ba68c7db3a39843ecb314353bb1779e217096610bd9ec9323d817439fd6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3bc50ba68c7db3a39843ecb314353bb1779e217096610bd9ec9323d817439fd6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3bc50ba68c7db3a39843ecb314353bb1779e217096610bd9ec9323d817439fd6", kill_on_drop: false }` [INFO] [stdout] 3bc50ba68c7db3a39843ecb314353bb1779e217096610bd9ec9323d817439fd6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 9d31ebad774a39b8733105ae55aa6f44897aea745074088c043820a9cc9ddfa9 [INFO] running `Command { std: "docker" "start" "-a" "9d31ebad774a39b8733105ae55aa6f44897aea745074088c043820a9cc9ddfa9", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.149 [INFO] [stderr] Compiling rustix v0.38.20 [INFO] [stderr] Checking linux-raw-sys v0.4.10 [INFO] [stderr] Checking bitflags v2.4.1 [INFO] [stderr] Checking anstyle v1.0.4 [INFO] [stderr] Checking clap_lex v0.5.1 [INFO] [stderr] Compiling unicase v2.7.0 [INFO] [stderr] Checking anstyle-parse v0.2.2 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking regex-syntax v0.8.2 [INFO] [stderr] Compiling thiserror v1.0.50 [INFO] [stderr] Checking fastrand v2.0.1 [INFO] [stderr] Compiling time-macros v0.2.15 [INFO] [stderr] Checking deranged v0.3.9 [INFO] [stderr] Compiling syn v2.0.38 [INFO] [stderr] Checking log v0.4.20 [INFO] [stderr] Checking shell-words v1.1.0 [INFO] [stderr] Checking either v1.9.0 [INFO] [stderr] Checking zeroize v1.6.0 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Checking anstream v0.6.4 [INFO] [stderr] Checking itertools v0.11.0 [INFO] [stderr] Checking clap_builder v4.4.6 [INFO] [stderr] Checking getrandom v0.2.10 [INFO] [stderr] Checking console v0.15.7 [INFO] [stderr] Checking regex-automata v0.4.3 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking time v0.3.30 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking is-terminal v0.4.9 [INFO] [stderr] Checking tempfile v3.8.0 [INFO] [stderr] Checking colored v2.0.4 [INFO] [stderr] Checking regex v1.10.2 [INFO] [stderr] Checking simple_logger v4.2.0 [INFO] [stderr] Checking sanitize-filename v0.5.0 [INFO] [stderr] Compiling clap_derive v4.4.2 [INFO] [stderr] Compiling thiserror-impl v1.0.50 [INFO] [stderr] Compiling derivative v2.2.0 [INFO] [stderr] Checking dialoguer v0.11.0 [INFO] [stderr] Checking clap v4.4.6 [INFO] [stderr] Checking clap_complete v4.4.3 [INFO] [stderr] Checking clap-verbosity-flag v2.1.0 [INFO] [stderr] Checking rng-rename v0.6.5 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.22s [INFO] running `Command { std: "docker" "inspect" "9d31ebad774a39b8733105ae55aa6f44897aea745074088c043820a9cc9ddfa9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9d31ebad774a39b8733105ae55aa6f44897aea745074088c043820a9cc9ddfa9", kill_on_drop: false }` [INFO] [stdout] 9d31ebad774a39b8733105ae55aa6f44897aea745074088c043820a9cc9ddfa9 [INFO] checking cyqsimon/rng-rename against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcyqsimon%2Frng-rename" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/cyqsimon/rng-rename 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/cyqsimon/rng-rename [INFO] finished tweaking git repo https://github.com/cyqsimon/rng-rename [INFO] tweaked toml for git repo https://github.com/cyqsimon/rng-rename written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/cyqsimon/rng-rename 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 50916933a5c7a56570a85e56c9861e257a7b1412b43b56b3ab0664454af89d61 [INFO] running `Command { std: "docker" "start" "-a" "50916933a5c7a56570a85e56c9861e257a7b1412b43b56b3ab0664454af89d61", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "50916933a5c7a56570a85e56c9861e257a7b1412b43b56b3ab0664454af89d61", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "50916933a5c7a56570a85e56c9861e257a7b1412b43b56b3ab0664454af89d61", kill_on_drop: false }` [INFO] [stdout] 50916933a5c7a56570a85e56c9861e257a7b1412b43b56b3ab0664454af89d61 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 0750a656e36d2dfe571d626eb761ab7070cf84f61239692b465d6799a52321ad [INFO] running `Command { std: "docker" "start" "-a" "0750a656e36d2dfe571d626eb761ab7070cf84f61239692b465d6799a52321ad", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.149 [INFO] [stderr] Compiling rustix v0.38.20 [INFO] [stderr] Checking linux-raw-sys v0.4.10 [INFO] [stderr] Checking unicode-width v0.1.11 [INFO] [stderr] Checking bitflags v2.4.1 [INFO] [stderr] Checking anstyle v1.0.4 [INFO] [stderr] Checking clap_lex v0.5.1 [INFO] [stderr] Compiling unicase v2.7.0 [INFO] [stderr] Checking anstyle-parse v0.2.2 [INFO] [stderr] Compiling thiserror v1.0.50 [INFO] [stderr] Checking powerfmt v0.2.0 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking regex-syntax v0.8.2 [INFO] [stderr] Compiling time-core v0.1.2 [INFO] [stderr] Compiling syn v2.0.38 [INFO] [stderr] Checking log v0.4.20 [INFO] [stderr] Compiling time-macros v0.2.15 [INFO] [stderr] Checking num_threads v0.1.6 [INFO] [stderr] Checking ppv-lite86 v0.2.17 [INFO] [stderr] Checking fastrand v2.0.1 [INFO] [stderr] Checking shell-words v1.1.0 [INFO] [stderr] Checking deranged v0.3.9 [INFO] [stderr] Checking either v1.9.0 [INFO] [stderr] Checking anstream v0.6.4 [INFO] [stderr] Checking zeroize v1.6.0 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Checking itertools v0.11.0 [INFO] [stderr] Checking clap_builder v4.4.6 [INFO] [stderr] Checking getrandom v0.2.10 [INFO] [stderr] Checking console v0.15.7 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking regex-automata v0.4.3 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking time v0.3.30 [INFO] [stderr] Checking is-terminal v0.4.9 [INFO] [stderr] Checking tempfile v3.8.0 [INFO] [stderr] Checking colored v2.0.4 [INFO] [stderr] Checking simple_logger v4.2.0 [INFO] [stderr] Checking regex v1.10.2 [INFO] [stderr] Compiling derivative v2.2.0 [INFO] [stderr] Checking sanitize-filename v0.5.0 [INFO] [stderr] Compiling clap_derive v4.4.2 [INFO] [stderr] Compiling thiserror-impl v1.0.50 [INFO] [stderr] Checking dialoguer v0.11.0 [INFO] [stderr] Checking clap v4.4.6 [INFO] [stderr] Checking clap_complete v4.4.3 [INFO] [stderr] Checking clap-verbosity-flag v2.1.0 [INFO] [stderr] Checking rng-rename v0.6.5 (/opt/rustwide/workdir) [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/char_set.rs:97:13 [INFO] [stdout] | [INFO] [stdout] 97 | Err(E::IllegalChars(illegal_chars))?; [INFO] [stdout] | ^^^ cannot infer type of the type parameter `T` declared on the enum `Result` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic arguments [INFO] [stdout] | [INFO] [stdout] 97 | Err::(E::IllegalChars(illegal_chars))?; [INFO] [stdout] | ++++++++++++++++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/char_set.rs:97:13 [INFO] [stdout] | [INFO] [stdout] 97 | Err(E::IllegalChars(illegal_chars))?; [INFO] [stdout] | ^^^ cannot infer type of the type parameter `T` declared on the enum `Result` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic arguments [INFO] [stdout] | [INFO] [stdout] 97 | Err::(E::IllegalChars(illegal_chars))?; [INFO] [stdout] | ++++++++++++++++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/compute.rs:275:25 [INFO] [stdout] | [INFO] [stdout] 275 | Err(err)?; [INFO] [stdout] | ^^^ cannot infer type of the type parameter `T` declared on the enum `Result` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic arguments [INFO] [stdout] | [INFO] [stdout] 275 | Err::(err)?; [INFO] [stdout] | ++++++++++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/io_helper.rs:90:21 [INFO] [stdout] | [INFO] [stdout] 90 | Err(err)?; [INFO] [stdout] | ^^^ cannot infer type of the type parameter `T` declared on the enum `Result` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic arguments [INFO] [stdout] | [INFO] [stdout] 90 | Err::(err)?; [INFO] [stdout] | +++++++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/compute.rs:275:25 [INFO] [stdout] | [INFO] [stdout] 275 | Err(err)?; [INFO] [stdout] | ^^^ cannot infer type of the type parameter `T` declared on the enum `Result` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic arguments [INFO] [stdout] | [INFO] [stdout] 275 | Err::(err)?; [INFO] [stdout] | ++++++++++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/io_helper.rs:196:21 [INFO] [stdout] | [INFO] [stdout] 196 | Err(err)?; [INFO] [stdout] | ^^^ cannot infer type of the type parameter `T` declared on the enum `Result` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic arguments [INFO] [stdout] | [INFO] [stdout] 196 | Err::(err)?; [INFO] [stdout] | +++++++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/io_helper.rs:90:21 [INFO] [stdout] | [INFO] [stdout] 90 | Err(err)?; [INFO] [stdout] | ^^^ cannot infer type of the type parameter `T` declared on the enum `Result` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic arguments [INFO] [stdout] | [INFO] [stdout] 90 | Err::(err)?; [INFO] [stdout] | +++++++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/io_helper.rs:328:25 [INFO] [stdout] | [INFO] [stdout] 328 | Err(err)?; [INFO] [stdout] | ^^^ cannot infer type of the type parameter `T` declared on the enum `Result` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic arguments [INFO] [stdout] | [INFO] [stdout] 328 | Err::(err)?; [INFO] [stdout] | +++++++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/io_helper.rs:196:21 [INFO] [stdout] | [INFO] [stdout] 196 | Err(err)?; [INFO] [stdout] | ^^^ cannot infer type of the type parameter `T` declared on the enum `Result` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic arguments [INFO] [stdout] | [INFO] [stdout] 196 | Err::(err)?; [INFO] [stdout] | +++++++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/io_helper.rs:354:9 [INFO] [stdout] | [INFO] [stdout] 354 | Err(io::Error::new( [INFO] [stdout] | ^^^ cannot infer type of the type parameter `T` declared on the enum `Result` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic arguments [INFO] [stdout] | [INFO] [stdout] 354 | Err::(io::Error::new( [INFO] [stdout] | +++++++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/io_helper.rs:328:25 [INFO] [stdout] | [INFO] [stdout] 328 | Err(err)?; [INFO] [stdout] | ^^^ cannot infer type of the type parameter `T` declared on the enum `Result` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic arguments [INFO] [stdout] | [INFO] [stdout] 328 | Err::(err)?; [INFO] [stdout] | +++++++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/io_helper.rs:354:9 [INFO] [stdout] | [INFO] [stdout] 354 | Err(io::Error::new( [INFO] [stdout] | ^^^ cannot infer type of the type parameter `T` declared on the enum `Result` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic arguments [INFO] [stdout] | [INFO] [stdout] 354 | Err::(io::Error::new( [INFO] [stdout] | +++++++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 6 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `rng-rename` (bin "rng-rename" test) due to 7 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 6 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `rng-rename` (bin "rng-rename") due to 7 previous errors [INFO] running `Command { std: "docker" "inspect" "0750a656e36d2dfe571d626eb761ab7070cf84f61239692b465d6799a52321ad", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0750a656e36d2dfe571d626eb761ab7070cf84f61239692b465d6799a52321ad", kill_on_drop: false }` [INFO] [stdout] 0750a656e36d2dfe571d626eb761ab7070cf84f61239692b465d6799a52321ad