[INFO] cloning repository https://github.com/ayrapetovai/binc [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ayrapetovai/binc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fayrapetovai%2Fbinc", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fayrapetovai%2Fbinc'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 1ce4e52228d78617398c345ca8b6822279a2a743 [INFO] checking ayrapetovai/binc against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fayrapetovai%2Fbinc" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ayrapetovai/binc 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/ayrapetovai/binc [INFO] finished tweaking git repo https://github.com/ayrapetovai/binc [INFO] tweaked toml for git repo https://github.com/ayrapetovai/binc written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/ayrapetovai/binc 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 stderrlog v0.4.3 [INFO] [stderr] Downloaded redox_users v0.4.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] dc0ce5c7963a1df3e5c4713670e02b0f0f226f1ebbadd56b721ed6662ab4ed5f [INFO] running `Command { std: "docker" "start" "-a" "dc0ce5c7963a1df3e5c4713670e02b0f0f226f1ebbadd56b721ed6662ab4ed5f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dc0ce5c7963a1df3e5c4713670e02b0f0f226f1ebbadd56b721ed6662ab4ed5f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dc0ce5c7963a1df3e5c4713670e02b0f0f226f1ebbadd56b721ed6662ab4ed5f", kill_on_drop: false }` [INFO] [stdout] dc0ce5c7963a1df3e5c4713670e02b0f0f226f1ebbadd56b721ed6662ab4ed5f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] ece627393cb8b3fc9483f6a423b689a6f9909f1c4a38e6a909a193663977bbdb [INFO] running `Command { std: "docker" "start" "-a" "ece627393cb8b3fc9483f6a423b689a6f9909f1c4a38e6a909a193663977bbdb", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.121 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling log v0.4.16 [INFO] [stderr] Compiling indexmap v1.8.1 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking smallvec v1.8.0 [INFO] [stderr] Checking nibble_vec v0.1.0 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Checking hashbrown v0.11.2 [INFO] [stderr] Checking endian-type v0.1.2 [INFO] [stderr] Checking lazy_static v0.2.11 [INFO] [stderr] Checking utf8parse v0.2.0 [INFO] [stderr] Checking unicode-segmentation v1.9.0 [INFO] [stderr] Checking thread_local v0.3.4 [INFO] [stderr] Checking unicode-width v0.1.9 [INFO] [stderr] Checking radix_trie v0.2.1 [INFO] [stderr] Checking textwrap v0.15.0 [INFO] [stderr] Checking strsim v0.10.0 [INFO] [stderr] Checking os_str_bytes v6.0.0 [INFO] [stderr] Checking getrandom v0.2.6 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking dirs-sys-next v0.1.2 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Checking nix v0.20.2 [INFO] [stderr] Checking fd-lock v2.0.0 [INFO] [stderr] Checking colored v2.0.0 [INFO] [stderr] Checking clap v3.1.8 [INFO] [stderr] Checking dirs-next v2.0.0 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking stderrlog v0.4.3 [INFO] [stderr] Checking rustyline v8.2.0 [INFO] [stderr] Checking binc v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/main.rs:140:8 [INFO] [stdout] | [INFO] [stdout] 140 | if (command_list.is_empty()) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 140 - if (command_list.is_empty()) { [INFO] [stdout] 140 + if command_list.is_empty() { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/main.rs:140:8 [INFO] [stdout] | [INFO] [stdout] 140 | if (command_list.is_empty()) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 140 - if (command_list.is_empty()) { [INFO] [stdout] 140 + if command_list.is_empty() { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Exponent`, `Fraction`, `Carry`, and `None` are never constructed [INFO] [stdout] --> src/syntax.rs:56:5 [INFO] [stdout] | [INFO] [stdout] 55 | pub enum NamedAccess { [INFO] [stdout] | ----------- variants in this enum [INFO] [stdout] 56 | Exponent, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 57 | Fraction, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 58 | Carry, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 59 | None, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `NamedAccess` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `NamedAccessSource` is never constructed [INFO] [stdout] --> src/syntax.rs:65:5 [INFO] [stdout] | [INFO] [stdout] 63 | pub enum LeftOperandSource { [INFO] [stdout] | ----------------- variant in this enum [INFO] [stdout] 64 | RangeSource(BitsIndexRange), [INFO] [stdout] 65 | NamedAccessSource(NamedAccess), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `LeftOperandSource` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `NamedAccessSource` is never constructed [INFO] [stdout] --> src/syntax.rs:71:5 [INFO] [stdout] | [INFO] [stdout] 69 | pub enum RightOperandSource { [INFO] [stdout] | ------------------ variant in this enum [INFO] [stdout] 70 | RangeSource(BitsIndexRange), [INFO] [stdout] 71 | NamedAccessSource(NamedAccess), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `RightOperandSource` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Fixed` is never constructed [INFO] [stdout] --> src/buffer.rs:37:5 [INFO] [stdout] | [INFO] [stdout] 34 | pub enum BincBufferType { [INFO] [stdout] | -------------- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 37 | Fixed, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `BincBufferType` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Exponent`, `Fraction`, `Carry`, and `None` are never constructed [INFO] [stdout] --> src/syntax.rs:56:5 [INFO] [stdout] | [INFO] [stdout] 55 | pub enum NamedAccess { [INFO] [stdout] | ----------- variants in this enum [INFO] [stdout] 56 | Exponent, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 57 | Fraction, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 58 | Carry, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 59 | None, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `NamedAccess` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `NamedAccessSource` is never constructed [INFO] [stdout] --> src/syntax.rs:65:5 [INFO] [stdout] | [INFO] [stdout] 63 | pub enum LeftOperandSource { [INFO] [stdout] | ----------------- variant in this enum [INFO] [stdout] 64 | RangeSource(BitsIndexRange), [INFO] [stdout] 65 | NamedAccessSource(NamedAccess), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `LeftOperandSource` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `NamedAccessSource` is never constructed [INFO] [stdout] --> src/syntax.rs:71:5 [INFO] [stdout] | [INFO] [stdout] 69 | pub enum RightOperandSource { [INFO] [stdout] | ------------------ variant in this enum [INFO] [stdout] 70 | RangeSource(BitsIndexRange), [INFO] [stdout] 71 | NamedAccessSource(NamedAccess), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `RightOperandSource` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Fixed` is never constructed [INFO] [stdout] --> src/buffer.rs:37:5 [INFO] [stdout] | [INFO] [stdout] 34 | pub enum BincBufferType { [INFO] [stdout] | -------------- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 37 | Fixed, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `BincBufferType` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.07s [INFO] running `Command { std: "docker" "inspect" "ece627393cb8b3fc9483f6a423b689a6f9909f1c4a38e6a909a193663977bbdb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ece627393cb8b3fc9483f6a423b689a6f9909f1c4a38e6a909a193663977bbdb", kill_on_drop: false }` [INFO] [stdout] ece627393cb8b3fc9483f6a423b689a6f9909f1c4a38e6a909a193663977bbdb [INFO] checking ayrapetovai/binc against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fayrapetovai%2Fbinc" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ayrapetovai/binc 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/ayrapetovai/binc [INFO] finished tweaking git repo https://github.com/ayrapetovai/binc [INFO] tweaked toml for git repo https://github.com/ayrapetovai/binc written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/ayrapetovai/binc 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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 91cfe1e1dd8ad86be3d748d4d2f0e5721ddd4db48d89b0a3c0c772754abb59ed [INFO] running `Command { std: "docker" "start" "-a" "91cfe1e1dd8ad86be3d748d4d2f0e5721ddd4db48d89b0a3c0c772754abb59ed", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "91cfe1e1dd8ad86be3d748d4d2f0e5721ddd4db48d89b0a3c0c772754abb59ed", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "91cfe1e1dd8ad86be3d748d4d2f0e5721ddd4db48d89b0a3c0c772754abb59ed", kill_on_drop: false }` [INFO] [stdout] 91cfe1e1dd8ad86be3d748d4d2f0e5721ddd4db48d89b0a3c0c772754abb59ed [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] fe2c46d91be70ab5d73528a0b3cb84145bbf3fa9f0b7b6a1d1dd0065dfefe7b2 [INFO] running `Command { std: "docker" "start" "-a" "fe2c46d91be70ab5d73528a0b3cb84145bbf3fa9f0b7b6a1d1dd0065dfefe7b2", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.121 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling log v0.4.16 [INFO] [stderr] Checking smallvec v1.8.0 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Compiling indexmap v1.8.1 [INFO] [stderr] Checking nibble_vec v0.1.0 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Checking lazy_static v0.2.11 [INFO] [stderr] Checking endian-type v0.1.2 [INFO] [stderr] Checking hashbrown v0.11.2 [INFO] [stderr] Checking thread_local v0.3.4 [INFO] [stderr] Checking unicode-segmentation v1.9.0 [INFO] [stderr] Checking strsim v0.10.0 [INFO] [stderr] Checking radix_trie v0.2.1 [INFO] [stderr] Checking textwrap v0.15.0 [INFO] [stderr] Checking unicode-width v0.1.9 [INFO] [stderr] Checking utf8parse v0.2.0 [INFO] [stderr] Checking os_str_bytes v6.0.0 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking getrandom v0.2.6 [INFO] [stderr] Checking dirs-sys-next v0.1.2 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Checking fd-lock v2.0.0 [INFO] [stderr] Checking nix v0.20.2 [INFO] [stderr] Checking colored v2.0.0 [INFO] [stderr] Checking clap v3.1.8 [INFO] [stderr] Checking dirs-next v2.0.0 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/chrono-0.4.19/src/format/parse.rs:491:21 [INFO] [stdout] | [INFO] [stdout] 491 | Err(INVALID)?; [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] 491 | Err::(INVALID)?; [INFO] [stdout] | +++++++++++++++++++++++++ [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 `chrono` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "fe2c46d91be70ab5d73528a0b3cb84145bbf3fa9f0b7b6a1d1dd0065dfefe7b2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fe2c46d91be70ab5d73528a0b3cb84145bbf3fa9f0b7b6a1d1dd0065dfefe7b2", kill_on_drop: false }` [INFO] [stdout] fe2c46d91be70ab5d73528a0b3cb84145bbf3fa9f0b7b6a1d1dd0065dfefe7b2