[INFO] cloning repository https://github.com/davidhelbig/habit-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/davidhelbig/habit-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavidhelbig%2Fhabit-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavidhelbig%2Fhabit-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ba29024aa02aa9b1368f86d6fe9b132af8975dfc [INFO] checking davidhelbig/habit-rs against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavidhelbig%2Fhabit-rs" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/davidhelbig/habit-rs 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/davidhelbig/habit-rs [INFO] finished tweaking git repo https://github.com/davidhelbig/habit-rs [INFO] tweaked toml for git repo https://github.com/davidhelbig/habit-rs written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/davidhelbig/habit-rs 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 clap v3.1.10 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 934b78f9b873bff0438e9db12a05221f63579a35056bf32c5521c548b5eba6fa [INFO] running `Command { std: "docker" "start" "-a" "934b78f9b873bff0438e9db12a05221f63579a35056bf32c5521c548b5eba6fa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "934b78f9b873bff0438e9db12a05221f63579a35056bf32c5521c548b5eba6fa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "934b78f9b873bff0438e9db12a05221f63579a35056bf32c5521c548b5eba6fa", kill_on_drop: false }` [INFO] [stdout] 934b78f9b873bff0438e9db12a05221f63579a35056bf32c5521c548b5eba6fa [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 1cfac3e2853023e2f56cceb8d2de4d7f19fe8ab2196ffee33c4b0bddea80582f [INFO] running `Command { std: "docker" "start" "-a" "1cfac3e2853023e2f56cceb8d2de4d7f19fe8ab2196ffee33c4b0bddea80582f", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.37 [INFO] [stderr] Compiling syn v1.0.91 [INFO] [stderr] Compiling libc v0.2.124 [INFO] [stderr] Compiling serde_derive v1.0.136 [INFO] [stderr] Compiling serde v1.0.136 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling indexmap v1.8.1 [INFO] [stderr] Compiling serde_json v1.0.79 [INFO] [stderr] Checking os_str_bytes v6.0.0 [INFO] [stderr] Compiling heck v0.4.0 [INFO] [stderr] Checking clap_lex v0.1.1 [INFO] [stderr] Checking textwrap v0.15.0 [INFO] [stderr] Checking termcolor v1.1.3 [INFO] [stderr] Checking ryu v1.0.9 [INFO] [stderr] Checking itoa v1.0.1 [INFO] [stderr] Checking strsim v0.10.0 [INFO] [stderr] Compiling quote v1.0.18 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Compiling clap_derive v3.1.7 [INFO] [stderr] Checking clap v3.1.10 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking habit-rs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `returned` [INFO] [stdout] --> src/habit.rs:132:13 [INFO] [stdout] | [INFO] [stdout] 132 | let returned = habits [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_returned` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/main.rs:53:13 [INFO] [stdout] | [INFO] [stdout] 53 | _ => todo!() [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `get_num_completed`, `to_json`, and `from_json` are never used [INFO] [stdout] --> src/habit.rs:41:12 [INFO] [stdout] | [INFO] [stdout] 40 | impl Habit { [INFO] [stdout] | ---------- associated items in this implementation [INFO] [stdout] 41 | pub fn new(name: String, start_date: NaiveDate) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 66 | pub fn get_num_completed(&self) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 70 | pub fn to_json(&self) -> String { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 74 | pub fn from_json(serialized: &str) -> Self { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/main.rs:53:13 [INFO] [stdout] | [INFO] [stdout] 53 | _ => todo!() [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` 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 6.55s [INFO] running `Command { std: "docker" "inspect" "1cfac3e2853023e2f56cceb8d2de4d7f19fe8ab2196ffee33c4b0bddea80582f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1cfac3e2853023e2f56cceb8d2de4d7f19fe8ab2196ffee33c4b0bddea80582f", kill_on_drop: false }` [INFO] [stdout] 1cfac3e2853023e2f56cceb8d2de4d7f19fe8ab2196ffee33c4b0bddea80582f [INFO] checking davidhelbig/habit-rs against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavidhelbig%2Fhabit-rs" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/davidhelbig/habit-rs 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/davidhelbig/habit-rs [INFO] finished tweaking git repo https://github.com/davidhelbig/habit-rs [INFO] tweaked toml for git repo https://github.com/davidhelbig/habit-rs written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/davidhelbig/habit-rs 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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 5d7c2de790d65c1ad6cb99f9c9dad8d6da9d6ba40e89be5bb6f2404f95b05f80 [INFO] running `Command { std: "docker" "start" "-a" "5d7c2de790d65c1ad6cb99f9c9dad8d6da9d6ba40e89be5bb6f2404f95b05f80", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5d7c2de790d65c1ad6cb99f9c9dad8d6da9d6ba40e89be5bb6f2404f95b05f80", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5d7c2de790d65c1ad6cb99f9c9dad8d6da9d6ba40e89be5bb6f2404f95b05f80", kill_on_drop: false }` [INFO] [stdout] 5d7c2de790d65c1ad6cb99f9c9dad8d6da9d6ba40e89be5bb6f2404f95b05f80 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 12a466b7e2a6ffe1508d16361820c85ffd0a5d74f09767ff0570ce0d5823b1b6 [INFO] running `Command { std: "docker" "start" "-a" "12a466b7e2a6ffe1508d16361820c85ffd0a5d74f09767ff0570ce0d5823b1b6", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.37 [INFO] [stderr] Compiling syn v1.0.91 [INFO] [stderr] Compiling libc v0.2.124 [INFO] [stderr] Compiling serde_derive v1.0.136 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling serde v1.0.136 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling indexmap v1.8.1 [INFO] [stderr] Compiling heck v0.4.0 [INFO] [stderr] Checking os_str_bytes v6.0.0 [INFO] [stderr] Compiling serde_json v1.0.79 [INFO] [stderr] Checking hashbrown v0.11.2 [INFO] [stderr] Checking clap_lex v0.1.1 [INFO] [stderr] Checking itoa v1.0.1 [INFO] [stderr] Checking termcolor v1.1.3 [INFO] [stderr] Checking ryu v1.0.9 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking strsim v0.10.0 [INFO] [stderr] Checking textwrap v0.15.0 [INFO] [stderr] Compiling quote v1.0.18 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Compiling clap_derive v3.1.7 [INFO] [stderr] Checking clap v3.1.10 [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] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "12a466b7e2a6ffe1508d16361820c85ffd0a5d74f09767ff0570ce0d5823b1b6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "12a466b7e2a6ffe1508d16361820c85ffd0a5d74f09767ff0570ce0d5823b1b6", kill_on_drop: false }` [INFO] [stdout] 12a466b7e2a6ffe1508d16361820c85ffd0a5d74f09767ff0570ce0d5823b1b6