[INFO] cloning repository https://github.com/juliencrn/remind [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/juliencrn/remind" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjuliencrn%2Fremind", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjuliencrn%2Fremind'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a1980ba3b8307c53ab567cb0f4fafd48af4d5bde [INFO] checking juliencrn/remind against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjuliencrn%2Fremind" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/juliencrn/remind 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/juliencrn/remind [INFO] finished tweaking git repo https://github.com/juliencrn/remind [INFO] tweaked toml for git repo https://github.com/juliencrn/remind written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/juliencrn/remind 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 1f5ff375777ad83ba2918d79e3e55526a3ed60e683abd17b6834ed62a0c34233 [INFO] running `Command { std: "docker" "start" "-a" "1f5ff375777ad83ba2918d79e3e55526a3ed60e683abd17b6834ed62a0c34233", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1f5ff375777ad83ba2918d79e3e55526a3ed60e683abd17b6834ed62a0c34233", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1f5ff375777ad83ba2918d79e3e55526a3ed60e683abd17b6834ed62a0c34233", kill_on_drop: false }` [INFO] [stdout] 1f5ff375777ad83ba2918d79e3e55526a3ed60e683abd17b6834ed62a0c34233 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] c78e556bc347b7fe4d89346b114c9a903c3217f79e50e21b2c1135efcc5dfc4a [INFO] running `Command { std: "docker" "start" "-a" "c78e556bc347b7fe4d89346b114c9a903c3217f79e50e21b2c1135efcc5dfc4a", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling libc v0.2.112 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking remind v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Card` is imported redundantly [INFO] [stdout] --> src/main.rs:75:16 [INFO] [stdout] | [INFO] [stdout] 74 | use super::*; [INFO] [stdout] | -------- the item `Card` is already imported here [INFO] [stdout] 75 | use card::{Card, CardRes}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `name`, `speak`, and `learn` are never read [INFO] [stdout] --> src/main.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 11 | struct User { [INFO] [stdout] | ---- fields in this struct [INFO] [stdout] 12 | name: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] 13 | speak: Lang, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 14 | learn: Lang, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `User` 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: fields `input_word`, `translation`, `created_at`, and `repetition_count` are never read [INFO] [stdout] --> src/card.rs:7:9 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct Card { [INFO] [stdout] | ---- fields in this struct [INFO] [stdout] 7 | pub input_word: String, // from learned lang [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 8 | pub translation: String, // to spoken lang [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 9 | pub level: usize, [INFO] [stdout] 10 | pub created_at: DateTime, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 11 | pub updated_at: DateTime, [INFO] [stdout] 12 | pub repetition_count: u32, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Card` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `CardRes` is never used [INFO] [stdout] --> src/card.rs:16:10 [INFO] [stdout] | [INFO] [stdout] 16 | pub enum CardRes { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `CardRes` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `revise_card` is never used [INFO] [stdout] --> src/card.rs:33:12 [INFO] [stdout] | [INFO] [stdout] 21 | impl Card { [INFO] [stdout] | --------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 33 | pub fn revise_card(&mut self, response: CardRes) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `from_timestamp` is never used [INFO] [stdout] --> src/date.rs:10:8 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn from_timestamp(ts: u64) -> DateTime { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `speak` is never read [INFO] [stdout] --> src/main.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 11 | struct User { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] 12 | name: String, [INFO] [stdout] 13 | speak: Lang, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `User` 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: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.35s [INFO] running `Command { std: "docker" "inspect" "c78e556bc347b7fe4d89346b114c9a903c3217f79e50e21b2c1135efcc5dfc4a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c78e556bc347b7fe4d89346b114c9a903c3217f79e50e21b2c1135efcc5dfc4a", kill_on_drop: false }` [INFO] [stdout] c78e556bc347b7fe4d89346b114c9a903c3217f79e50e21b2c1135efcc5dfc4a [INFO] checking juliencrn/remind against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjuliencrn%2Fremind" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/juliencrn/remind 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/juliencrn/remind [INFO] finished tweaking git repo https://github.com/juliencrn/remind [INFO] tweaked toml for git repo https://github.com/juliencrn/remind written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/juliencrn/remind 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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 2c9b80cac15acadb61011265949759514fd527415e462d6eb974d490de6578d5 [INFO] running `Command { std: "docker" "start" "-a" "2c9b80cac15acadb61011265949759514fd527415e462d6eb974d490de6578d5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2c9b80cac15acadb61011265949759514fd527415e462d6eb974d490de6578d5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2c9b80cac15acadb61011265949759514fd527415e462d6eb974d490de6578d5", kill_on_drop: false }` [INFO] [stdout] 2c9b80cac15acadb61011265949759514fd527415e462d6eb974d490de6578d5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 6cc993873e858126ab81d6cbd76c8aead277eb55861471b1d5286094468f9cf5 [INFO] running `Command { std: "docker" "start" "-a" "6cc993873e858126ab81d6cbd76c8aead277eb55861471b1d5286094468f9cf5", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling libc v0.2.112 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking chrono v0.4.19 [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] running `Command { std: "docker" "inspect" "6cc993873e858126ab81d6cbd76c8aead277eb55861471b1d5286094468f9cf5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6cc993873e858126ab81d6cbd76c8aead277eb55861471b1d5286094468f9cf5", kill_on_drop: false }` [INFO] [stdout] 6cc993873e858126ab81d6cbd76c8aead277eb55861471b1d5286094468f9cf5