[INFO] fetching crate upto 0.1.5... [INFO] testing upto-0.1.5 against 1.90.0 for beta-1.91-3 [INFO] extracting crate upto 0.1.5 into /workspace/builds/worker-1-tc1/source [INFO] started tweaking crates.io crate upto 0.1.5 [INFO] finished tweaking crates.io crate upto 0.1.5 [INFO] tweaked toml for crates.io crate upto 0.1.5 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate upto 0.1.5 on toolchain 1.90.0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ff82ed46ba7425660ca71d99f6ca80425012b7ad0112fe02b91baccdeb600357 [INFO] running `Command { std: "docker" "start" "-a" "ff82ed46ba7425660ca71d99f6ca80425012b7ad0112fe02b91baccdeb600357", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ff82ed46ba7425660ca71d99f6ca80425012b7ad0112fe02b91baccdeb600357", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ff82ed46ba7425660ca71d99f6ca80425012b7ad0112fe02b91baccdeb600357", kill_on_drop: false }` [INFO] [stdout] ff82ed46ba7425660ca71d99f6ca80425012b7ad0112fe02b91baccdeb600357 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e5ee7b267a1ef89383d732f88e45135a227a7e07cea33982f6d9a2da28edb8e5 [INFO] running `Command { std: "docker" "start" "-a" "e5ee7b267a1ef89383d732f88e45135a227a7e07cea33982f6d9a2da28edb8e5", kill_on_drop: false }` [INFO] [stderr] Compiling upto v0.1.5 (/opt/rustwide/workdir) [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/lib.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(maybe_uninit_uninit_array)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0635]: unknown feature `maybe_uninit_uninit_array` [INFO] [stdout] --> src/lib.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(maybe_uninit_uninit_array)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no function or associated item named `uninit_array` found for union `MaybeUninit` in the current scope [INFO] [stdout] --> src/lib.rs:126:33 [INFO] [stdout] | [INFO] [stdout] 126 | array: MaybeUninit::uninit_array::(), [INFO] [stdout] | ^^^^^^^^^^^^ function or associated item not found in `MaybeUninit<_>` [INFO] [stdout] | [INFO] [stdout] note: if you're trying to build a new `MaybeUninit<_>` consider using one of the following associated functions: [INFO] [stdout] MaybeUninit::::new [INFO] [stdout] MaybeUninit::::uninit [INFO] [stdout] MaybeUninit::::zeroed [INFO] [stdout] --> /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/mem/maybe_uninit.rs:307:5 [INFO] [stdout] help: there is an associated function `uninit` with a similar name [INFO] [stdout] | [INFO] [stdout] 126 - array: MaybeUninit::uninit_array::(), [INFO] [stdout] 126 + array: MaybeUninit::uninit::(), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no function or associated item named `uninit_array` found for union `MaybeUninit` in the current scope [INFO] [stdout] --> src/lib.rs:510:59 [INFO] [stdout] | [INFO] [stdout] 510 | let mut array: [MaybeUninit; N] = MaybeUninit::uninit_array::(); [INFO] [stdout] | ^^^^^^^^^^^^ function or associated item not found in `MaybeUninit<_>` [INFO] [stdout] | [INFO] [stdout] note: if you're trying to build a new `MaybeUninit<_>` consider using one of the following associated functions: [INFO] [stdout] MaybeUninit::::new [INFO] [stdout] MaybeUninit::::uninit [INFO] [stdout] MaybeUninit::::zeroed [INFO] [stdout] --> /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/mem/maybe_uninit.rs:307:5 [INFO] [stdout] help: there is an associated function `uninit` with a similar name [INFO] [stdout] | [INFO] [stdout] 510 - let mut array: [MaybeUninit; N] = MaybeUninit::uninit_array::(); [INFO] [stdout] 510 + let mut array: [MaybeUninit; N] = MaybeUninit::uninit::(); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0554, E0599, E0635. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stderr] error: could not compile `upto` (lib) due to 4 previous errors [INFO] running `Command { std: "docker" "inspect" "e5ee7b267a1ef89383d732f88e45135a227a7e07cea33982f6d9a2da28edb8e5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e5ee7b267a1ef89383d732f88e45135a227a7e07cea33982f6d9a2da28edb8e5", kill_on_drop: false }` [INFO] [stdout] e5ee7b267a1ef89383d732f88e45135a227a7e07cea33982f6d9a2da28edb8e5