[INFO] fetching crate clanker 0.7.0... [INFO] checking clanker-0.7.0 against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744 [INFO] extracting crate clanker 0.7.0 into /workspace/builds/worker-8/source [INFO] validating manifest of crates.io crate clanker 0.7.0 on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "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-8/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" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded pkg-config v0.3.16 [INFO] [stderr] Downloaded synstructure v0.12.1 [INFO] [stderr] Downloaded constant_time_eq v0.1.4 [INFO] [stderr] Downloaded rust-argon2 v0.5.1 [INFO] [stderr] Downloaded proc-macro2 v1.0.5 [INFO] [stderr] Downloaded redox_users v0.3.1 [INFO] [stderr] Downloaded syn v1.0.5 [INFO] [stderr] Downloaded blake2b_simd v0.5.8 [INFO] [stderr] Downloaded jobserver v0.1.17 [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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b6426ba4528bddefa53b20001968d45b06c10ece8be6e6eb152ab310ef3b53c5 [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" "b6426ba4528bddefa53b20001968d45b06c10ece8be6e6eb152ab310ef3b53c5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b6426ba4528bddefa53b20001968d45b06c10ece8be6e6eb152ab310ef3b53c5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b6426ba4528bddefa53b20001968d45b06c10ece8be6e6eb152ab310ef3b53c5", kill_on_drop: false }` [INFO] [stdout] b6426ba4528bddefa53b20001968d45b06c10ece8be6e6eb152ab310ef3b53c5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] df45efffeeb564148824bac018afee20b3e558f8612c52cda8a741543721d853 [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" "df45efffeeb564148824bac018afee20b3e558f8612c52cda8a741543721d853", kill_on_drop: false }` [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking unicode-segmentation v1.6.0 [INFO] [stderr] Compiling libc v0.2.69 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Checking dirs-sys v0.3.4 [INFO] [stderr] Checking dirs v2.0.2 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Compiling jobserver v0.1.17 [INFO] [stderr] Compiling num_cpus v1.10.1 [INFO] [stderr] Compiling cc v1.0.45 [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 currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added. [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] | ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(array_into_iter)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #66145 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added. [INFO] [stdout] --> src/compress/gct.rs:113:10 [INFO] [stdout] | [INFO] [stdout] 113 | .into_iter() [INFO] [stdout] | ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #66145 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 20.74s [INFO] running `Command { std: "docker" "inspect" "df45efffeeb564148824bac018afee20b3e558f8612c52cda8a741543721d853", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "df45efffeeb564148824bac018afee20b3e558f8612c52cda8a741543721d853", kill_on_drop: false }` [INFO] [stdout] df45efffeeb564148824bac018afee20b3e558f8612c52cda8a741543721d853