[INFO] fetching crate rand-facade 0.2.0... [INFO] checking rand-facade-0.2.0 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050 [INFO] extracting crate rand-facade 0.2.0 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate rand-facade 0.2.0 on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-1/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded cortex-m v0.7.3 [INFO] [stderr] Downloaded cortex-m v0.6.7 [INFO] [stderr] Downloaded aligned v0.3.5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a74150b38fd8aa1a031d9947c51891a411ab6f6da63cfc5acc097f2c98154fb2 [INFO] running `Command { std: "docker" "start" "-a" "a74150b38fd8aa1a031d9947c51891a411ab6f6da63cfc5acc097f2c98154fb2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a74150b38fd8aa1a031d9947c51891a411ab6f6da63cfc5acc097f2c98154fb2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a74150b38fd8aa1a031d9947c51891a411ab6f6da63cfc5acc097f2c98154fb2", kill_on_drop: false }` [INFO] [stdout] a74150b38fd8aa1a031d9947c51891a411ab6f6da63cfc5acc097f2c98154fb2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7c0d16da7e1d493234d011c8f5eff85e6c05e325a115fe39f34493d8ec4d845a [INFO] running `Command { std: "docker" "start" "-a" "7c0d16da7e1d493234d011c8f5eff85e6c05e325a115fe39f34493d8ec4d845a", 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" "7c0d16da7e1d493234d011c8f5eff85e6c05e325a115fe39f34493d8ec4d845a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7c0d16da7e1d493234d011c8f5eff85e6c05e325a115fe39f34493d8ec4d845a", kill_on_drop: false }` [INFO] [stdout] 7c0d16da7e1d493234d011c8f5eff85e6c05e325a115fe39f34493d8ec4d845a