[INFO] fetching crate rand-facade 0.2.0... [INFO] checking rand-facade-0.2.0 against try#6f12b8fe67b4eed2e838dab803ed9493b9d62c0f for pr-79073 [INFO] extracting crate rand-facade 0.2.0 into /workspace/builds/worker-3/source [INFO] validating manifest of crates.io crate rand-facade 0.2.0 on toolchain 6f12b8fe67b4eed2e838dab803ed9493b9d62c0f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate rand-facade 0.2.0 [INFO] finished tweaking crates.io crate rand-facade 0.2.0 [INFO] tweaked toml for crates.io crate rand-facade 0.2.0 written to /workspace/builds/worker-3/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "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] c46457f6a72a29e79d11df3d1d94bdb9c673038344294d355f4f2ea41dd9ce1c [INFO] running `Command { std: "docker" "start" "-a" "c46457f6a72a29e79d11df3d1d94bdb9c673038344294d355f4f2ea41dd9ce1c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c46457f6a72a29e79d11df3d1d94bdb9c673038344294d355f4f2ea41dd9ce1c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c46457f6a72a29e79d11df3d1d94bdb9c673038344294d355f4f2ea41dd9ce1c", kill_on_drop: false }` [INFO] [stdout] c46457f6a72a29e79d11df3d1d94bdb9c673038344294d355f4f2ea41dd9ce1c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ec6f9d18a3bdad0afd37b569ed9ae943360e9a1b35840b64317798e6ad9081a1 [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" "ec6f9d18a3bdad0afd37b569ed9ae943360e9a1b35840b64317798e6ad9081a1", kill_on_drop: false }` [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking rand-facade v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] error: One of 'os_rng', 'std', 'cortex_m' features must be enabled [INFO] [stdout] --> src/lib.rs:51:1 [INFO] [stdout] | [INFO] [stdout] 51 | compile_error!("One of 'os_rng', 'std', 'cortex_m' features must be enabled"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Mutex` [INFO] [stdout] --> src/lib.rs:56:91 [INFO] [stdout] | [INFO] [stdout] 56 | static ref GLOBAL_RNG: Mutex>> = Mutex::new(RefCell::new(None)); [INFO] [stdout] | ^^^^^ use of undeclared type `Mutex` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `Mutex` in this scope [INFO] [stdout] --> src/lib.rs:56:28 [INFO] [stdout] | [INFO] [stdout] 56 | static ref GLOBAL_RNG: Mutex>> = Mutex::new(RefCell::new(None)); [INFO] [stdout] | ^^^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Error` [INFO] [stdout] --> src/lib.rs:27:37 [INFO] [stdout] | [INFO] [stdout] 27 | use rand_core::{RngCore, CryptoRng, Error}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0412, E0433. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0412`. [INFO] [stdout] [INFO] [stderr] error: could not compile `rand-facade` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "ec6f9d18a3bdad0afd37b569ed9ae943360e9a1b35840b64317798e6ad9081a1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ec6f9d18a3bdad0afd37b569ed9ae943360e9a1b35840b64317798e6ad9081a1", kill_on_drop: false }` [INFO] [stdout] ec6f9d18a3bdad0afd37b569ed9ae943360e9a1b35840b64317798e6ad9081a1