[INFO] fetching crate rubrail 0.9.1... [INFO] checking rubrail-0.9.1 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate rubrail 0.9.1 into /workspace/builds/worker-6-tc1/source [INFO] validating manifest of crates.io crate rubrail 0.9.1 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 crates.io crate rubrail 0.9.1 [INFO] finished tweaking crates.io crate rubrail 0.9.1 [INFO] tweaked toml for crates.io crate rubrail 0.9.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate crates.io crate rubrail 0.9.1 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] Downloading crates ... [INFO] [stderr] Downloaded fruitbasket v0.9.1 [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] 460756dc5e7daa3180e0e5527177f2a92d78c05aa3a6f1943d4348b602036890 [INFO] running `Command { std: "docker" "start" "-a" "460756dc5e7daa3180e0e5527177f2a92d78c05aa3a6f1943d4348b602036890", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "460756dc5e7daa3180e0e5527177f2a92d78c05aa3a6f1943d4348b602036890", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "460756dc5e7daa3180e0e5527177f2a92d78c05aa3a6f1943d4348b602036890", kill_on_drop: false }` [INFO] [stdout] 460756dc5e7daa3180e0e5527177f2a92d78c05aa3a6f1943d4348b602036890 [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] 64fc8e840984371b6a01e26aadbdb5abd53df166f969dafc5325dfe6c1e28b33 [INFO] running `Command { std: "docker" "start" "-a" "64fc8e840984371b6a01e26aadbdb5abd53df166f969dafc5325dfe6c1e28b33", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.81 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Checking log-mdc v0.1.0 [INFO] [stderr] Checking antidote v1.0.0 [INFO] [stderr] Checking arc-swap v0.3.11 [INFO] [stderr] Compiling rubrail v0.9.1 (/opt/rustwide/workdir) [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 dirs-sys v0.3.5 [INFO] [stderr] Checking thread-id v3.3.0 [INFO] [stderr] Checking dirs v2.0.2 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking log4rs v0.8.3 [INFO] [stderr] Checking fruitbasket v0.9.1 [INFO] [stdout] warning: unnecessary parentheses around match arm expression [INFO] [stdout] --> examples/example.rs:92:18 [INFO] [stdout] | [INFO] [stdout] 92 | _ => (45. / translation.abs()), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 92 - _ => (45. / translation.abs()), [INFO] [stdout] 92 + _ => 45. / translation.abs(), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.46s [INFO] running `Command { std: "docker" "inspect" "64fc8e840984371b6a01e26aadbdb5abd53df166f969dafc5325dfe6c1e28b33", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "64fc8e840984371b6a01e26aadbdb5abd53df166f969dafc5325dfe6c1e28b33", kill_on_drop: false }` [INFO] [stdout] 64fc8e840984371b6a01e26aadbdb5abd53df166f969dafc5325dfe6c1e28b33 [INFO] checking rubrail-0.9.1 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate rubrail 0.9.1 into /workspace/builds/worker-6-tc2/source [INFO] validating manifest of crates.io crate rubrail 0.9.1 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 crates.io crate rubrail 0.9.1 [INFO] finished tweaking crates.io crate rubrail 0.9.1 [INFO] tweaked toml for crates.io crate rubrail 0.9.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate crates.io crate rubrail 0.9.1 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] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [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] be7a781892f05515adb52cb9bc47e068767fa34ad6797311ca7ce1c3bf66f066 [INFO] running `Command { std: "docker" "start" "-a" "be7a781892f05515adb52cb9bc47e068767fa34ad6797311ca7ce1c3bf66f066", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "be7a781892f05515adb52cb9bc47e068767fa34ad6797311ca7ce1c3bf66f066", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "be7a781892f05515adb52cb9bc47e068767fa34ad6797311ca7ce1c3bf66f066", kill_on_drop: false }` [INFO] [stdout] be7a781892f05515adb52cb9bc47e068767fa34ad6797311ca7ce1c3bf66f066 [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] ff8cf9d8477002c11f38a5c0020ee8fe3563f61b7bfa4ed3a7f0a11f22a7da94 [INFO] running `Command { std: "docker" "start" "-a" "ff8cf9d8477002c11f38a5c0020ee8fe3563f61b7bfa4ed3a7f0a11f22a7da94", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling libc v0.2.81 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking log-mdc v0.1.0 [INFO] [stderr] Checking antidote v1.0.0 [INFO] [stderr] Checking arc-swap v0.3.11 [INFO] [stderr] Compiling rubrail v0.9.1 (/opt/rustwide/workdir) [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 thread-id v3.3.0 [INFO] [stderr] Checking dirs-sys v0.3.5 [INFO] [stderr] Checking dirs v2.0.2 [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" "ff8cf9d8477002c11f38a5c0020ee8fe3563f61b7bfa4ed3a7f0a11f22a7da94", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ff8cf9d8477002c11f38a5c0020ee8fe3563f61b7bfa4ed3a7f0a11f22a7da94", kill_on_drop: false }` [INFO] [stdout] ff8cf9d8477002c11f38a5c0020ee8fe3563f61b7bfa4ed3a7f0a11f22a7da94