[INFO] fetching crate encoding_c_mem 0.2.6... [INFO] checking encoding_c_mem-0.2.6 against beta for pr-78714 [INFO] extracting crate encoding_c_mem 0.2.6 into /workspace/builds/worker-8/source [INFO] validating manifest of crates.io crate encoding_c_mem 0.2.6 on toolchain beta [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate encoding_c_mem 0.2.6 [INFO] finished tweaking crates.io crate encoding_c_mem 0.2.6 [INFO] tweaked toml for crates.io crate encoding_c_mem 0.2.6 written to /workspace/builds/worker-8/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5b4b3737c592ebcbc0026bb29e057a7269f8132907a3acf727aa492ba2553e9c [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" "5b4b3737c592ebcbc0026bb29e057a7269f8132907a3acf727aa492ba2553e9c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5b4b3737c592ebcbc0026bb29e057a7269f8132907a3acf727aa492ba2553e9c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5b4b3737c592ebcbc0026bb29e057a7269f8132907a3acf727aa492ba2553e9c", kill_on_drop: false }` [INFO] [stdout] 5b4b3737c592ebcbc0026bb29e057a7269f8132907a3acf727aa492ba2553e9c [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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 599ca0780a00501c599dd64477df1a317cc7346e9c338e19c3f7701fe0192af2 [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" "599ca0780a00501c599dd64477df1a317cc7346e9c338e19c3f7701fe0192af2", kill_on_drop: false }` [INFO] [stderr] Compiling encoding_c_mem v0.2.6 (/opt/rustwide/workdir) [INFO] [stdout] warning: `extern` fn uses type `char`, which is not FFI-safe [INFO] [stdout] --> src/lib.rs:198:55 [INFO] [stdout] | [INFO] [stdout] 198 | pub unsafe extern "C" fn encoding_mem_is_char_bidi(c: char) -> bool { [INFO] [stdout] | ^^^^ not FFI-safe [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(improper_ctypes_definitions)]` on by default [INFO] [stdout] = help: consider using `u32` or `libc::wchar_t` instead [INFO] [stdout] = note: the `char` type has no C equivalent [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` fn uses type `char`, which is not FFI-safe [INFO] [stdout] --> src/lib.rs:198:55 [INFO] [stdout] | [INFO] [stdout] 198 | pub unsafe extern "C" fn encoding_mem_is_char_bidi(c: char) -> bool { [INFO] [stdout] | ^^^^ not FFI-safe [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(improper_ctypes_definitions)]` on by default [INFO] [stdout] = help: consider using `u32` or `libc::wchar_t` instead [INFO] [stdout] = note: the `char` type has no C equivalent [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.57s [INFO] running `Command { std: "docker" "inspect" "599ca0780a00501c599dd64477df1a317cc7346e9c338e19c3f7701fe0192af2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "599ca0780a00501c599dd64477df1a317cc7346e9c338e19c3f7701fe0192af2", kill_on_drop: false }` [INFO] [stdout] 599ca0780a00501c599dd64477df1a317cc7346e9c338e19c3f7701fe0192af2