[INFO] fetching crate clanker 0.7.0... [INFO] checking clanker-0.7.0 against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141 [INFO] extracting crate clanker 0.7.0 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate clanker 0.7.0 on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate clanker 0.7.0 [INFO] finished tweaking crates.io crate clanker 0.7.0 [INFO] tweaked toml for crates.io crate clanker 0.7.0 written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate crates.io crate clanker 0.7.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded libgit2-sys v0.12.3+1.0.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 88b606fa3e0c2981280ca3cbb1c2958622baa1aa45370a8837b67170ef8c8a85 [INFO] running `Command { std: "docker" "start" "-a" "88b606fa3e0c2981280ca3cbb1c2958622baa1aa45370a8837b67170ef8c8a85", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "88b606fa3e0c2981280ca3cbb1c2958622baa1aa45370a8837b67170ef8c8a85", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "88b606fa3e0c2981280ca3cbb1c2958622baa1aa45370a8837b67170ef8c8a85", kill_on_drop: false }` [INFO] [stdout] 88b606fa3e0c2981280ca3cbb1c2958622baa1aa45370a8837b67170ef8c8a85 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2640e187b3ca03a26659ac9d0069cb49d1ac6dadbc80eadd6c1866b5f0606f90 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "2640e187b3ca03a26659ac9d0069cb49d1ac6dadbc80eadd6c1866b5f0606f90", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.69 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling pkg-config v0.3.16 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking unicode-width v0.1.7 [INFO] [stderr] Checking unicode-segmentation v1.6.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling num_cpus v1.10.1 [INFO] [stderr] Compiling jobserver v0.1.17 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking dirs-sys v0.3.4 [INFO] [stderr] Compiling cc v1.0.45 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking dirs v2.0.2 [INFO] [stderr] Compiling libz-sys v1.0.25 [INFO] [stderr] Compiling libgit2-sys v0.12.3+1.0.0 [INFO] [stderr] Checking clanker v0.7.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021 [INFO] [stdout] --> src/compress/gct.rs:83:60 [INFO] [stdout] | [INFO] [stdout] 83 | let trie: GraphemeClusterTrie = ["aa", "ab", "ac"].into_iter().map(|&s| s).collect(); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(array_into_iter)]` on by default [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 83 | let trie: GraphemeClusterTrie = ["aa", "ab", "ac"].iter().map(|&s| s).collect(); [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 83 | let trie: GraphemeClusterTrie = IntoIterator::into_iter(["aa", "ab", "ac"]).map(|&s| s).collect(); [INFO] [stdout] | ++++++++++++++++++++++++ ~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021 [INFO] [stdout] --> src/compress/gct.rs:113:10 [INFO] [stdout] | [INFO] [stdout] 113 | .into_iter() [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 113 | .iter() [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 93 ~ let trie: GraphemeClusterTrie = IntoIterator::into_iter([ [INFO] [stdout] 94 | "a1", [INFO] [stdout] 95 | "c", [INFO] [stdout] 96 | // "c++", [INFO] [stdout] 97 | "Desktop", [INFO] [stdout] 98 | "Documents", [INFO] [stdout] ... [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 35.32s [INFO] running `Command { std: "docker" "inspect" "2640e187b3ca03a26659ac9d0069cb49d1ac6dadbc80eadd6c1866b5f0606f90", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2640e187b3ca03a26659ac9d0069cb49d1ac6dadbc80eadd6c1866b5f0606f90", kill_on_drop: false }` [INFO] [stdout] 2640e187b3ca03a26659ac9d0069cb49d1ac6dadbc80eadd6c1866b5f0606f90