[INFO] cloning repository https://github.com/Mort1B/rust-array-scramble [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Mort1B/rust-array-scramble" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMort1B%2Frust-array-scramble", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMort1B%2Frust-array-scramble'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 729cba4f9082582c1d0a33ab8de54729a369a661 [INFO] checking Mort1B/rust-array-scramble against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMort1B%2Frust-array-scramble" "/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/Mort1B/rust-array-scramble 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/Mort1B/rust-array-scramble [INFO] finished tweaking git repo https://github.com/Mort1B/rust-array-scramble [INFO] tweaked toml for git repo https://github.com/Mort1B/rust-array-scramble written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/Mort1B/rust-array-scramble 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 ndarray-rand v0.14.0 [INFO] [stderr] Downloaded ndarray-stats v0.5.0 [INFO] [stderr] Downloaded num-complex v0.4.1 [INFO] [stderr] Downloaded tagger v4.3.3 [INFO] [stderr] Downloaded poloto v11.1.6 [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] 2b0ce3a4b9ff87ddebab9196bf8ec89294e833f216251ee29eae3049ff7e1fe1 [INFO] running `Command { std: "docker" "start" "-a" "2b0ce3a4b9ff87ddebab9196bf8ec89294e833f216251ee29eae3049ff7e1fe1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2b0ce3a4b9ff87ddebab9196bf8ec89294e833f216251ee29eae3049ff7e1fe1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2b0ce3a4b9ff87ddebab9196bf8ec89294e833f216251ee29eae3049ff7e1fe1", kill_on_drop: false }` [INFO] [stdout] 2b0ce3a4b9ff87ddebab9196bf8ec89294e833f216251ee29eae3049ff7e1fe1 [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] 5ccba5befae681269e726373661943840a68ce12e18b97c10c0df2145fd91642 [INFO] running `Command { std: "docker" "start" "-a" "5ccba5befae681269e726373661943840a68ce12e18b97c10c0df2145fd91642", kill_on_drop: false }` [INFO] [stderr] Compiling libm v0.2.2 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling num-integer v0.1.45 [INFO] [stderr] Compiling indexmap v1.8.2 [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Checking matrixmultiply v0.3.2 [INFO] [stderr] Checking itertools v0.10.3 [INFO] [stderr] Checking tagger v4.3.3 [INFO] [stderr] Checking getrandom v0.2.6 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking num-complex v0.4.1 [INFO] [stderr] Checking noisy_float v0.2.0 [INFO] [stderr] Checking rand_distr v0.4.3 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking ndarray v0.15.4 [INFO] [stderr] Checking poloto v11.1.6 [INFO] [stderr] Checking ndarray-stats v0.5.0 [INFO] [stderr] Checking ndarray-rand v0.14.0 [INFO] [stderr] Checking rust-ds v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `StandardNormal` [INFO] [stdout] --> src/main.rs:3:32 [INFO] [stdout] | [INFO] [stdout] 3 | use ndarray_rand::rand_distr::{StandardNormal, Uniform}; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `GridBuilder`, `strategies::Sqrt` [INFO] [stdout] --> src/main.rs:5:32 [INFO] [stdout] | [INFO] [stdout] 5 | use ndarray_stats::histogram::{strategies::Sqrt, GridBuilder}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ndarray_stats::HistogramExt` [INFO] [stdout] --> src/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use ndarray_stats::HistogramExt; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `N64`, `n64` [INFO] [stdout] --> src/main.rs:7:26 [INFO] [stdout] | [INFO] [stdout] 7 | use noisy_float::types::{n64, N64}; [INFO] [stdout] | ^^^ ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `StandardNormal` [INFO] [stdout] --> src/main.rs:3:32 [INFO] [stdout] | [INFO] [stdout] 3 | use ndarray_rand::rand_distr::{StandardNormal, Uniform}; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `GridBuilder`, `strategies::Sqrt` [INFO] [stdout] --> src/main.rs:5:32 [INFO] [stdout] | [INFO] [stdout] 5 | use ndarray_stats::histogram::{strategies::Sqrt, GridBuilder}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ndarray_stats::HistogramExt` [INFO] [stdout] --> src/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use ndarray_stats::HistogramExt; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `N64`, `n64` [INFO] [stdout] --> src/main.rs:7:26 [INFO] [stdout] | [INFO] [stdout] 7 | use noisy_float::types::{n64, N64}; [INFO] [stdout] | ^^^ ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.97s [INFO] running `Command { std: "docker" "inspect" "5ccba5befae681269e726373661943840a68ce12e18b97c10c0df2145fd91642", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5ccba5befae681269e726373661943840a68ce12e18b97c10c0df2145fd91642", kill_on_drop: false }` [INFO] [stdout] 5ccba5befae681269e726373661943840a68ce12e18b97c10c0df2145fd91642 [INFO] checking Mort1B/rust-array-scramble against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMort1B%2Frust-array-scramble" "/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/Mort1B/rust-array-scramble 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/Mort1B/rust-array-scramble [INFO] finished tweaking git repo https://github.com/Mort1B/rust-array-scramble [INFO] tweaked toml for git repo https://github.com/Mort1B/rust-array-scramble written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/Mort1B/rust-array-scramble 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] ef7ff0da1e03182178f8c4ccae90ffa907fad400db387dddc2d58d6dd1634ecd [INFO] running `Command { std: "docker" "start" "-a" "ef7ff0da1e03182178f8c4ccae90ffa907fad400db387dddc2d58d6dd1634ecd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ef7ff0da1e03182178f8c4ccae90ffa907fad400db387dddc2d58d6dd1634ecd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ef7ff0da1e03182178f8c4ccae90ffa907fad400db387dddc2d58d6dd1634ecd", kill_on_drop: false }` [INFO] [stdout] ef7ff0da1e03182178f8c4ccae90ffa907fad400db387dddc2d58d6dd1634ecd [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] ab80921ec10af99c9ebdfb84e52249bcc992560c343efd384654a35cd1c45ad3 [INFO] running `Command { std: "docker" "start" "-a" "ab80921ec10af99c9ebdfb84e52249bcc992560c343efd384654a35cd1c45ad3", kill_on_drop: false }` [INFO] [stderr] Compiling libm v0.2.2 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Compiling num-integer v0.1.45 [INFO] [stderr] Compiling indexmap v1.8.2 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking hashbrown v0.11.2 [INFO] [stderr] Checking matrixmultiply v0.3.2 [INFO] [stderr] Checking itertools v0.10.3 [INFO] [stderr] Checking tagger v4.3.3 [INFO] [stderr] Checking getrandom v0.2.6 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking num-complex v0.4.1 [INFO] [stderr] Checking noisy_float v0.2.0 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking ndarray v0.15.4 [INFO] [stderr] Checking rand_distr v0.4.3 [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" "ab80921ec10af99c9ebdfb84e52249bcc992560c343efd384654a35cd1c45ad3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ab80921ec10af99c9ebdfb84e52249bcc992560c343efd384654a35cd1c45ad3", kill_on_drop: false }` [INFO] [stdout] ab80921ec10af99c9ebdfb84e52249bcc992560c343efd384654a35cd1c45ad3