[INFO] fetching crate rand-facade 0.2.0... [INFO] checking rand-facade-0.2.0 against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-3 [INFO] extracting crate rand-facade 0.2.0 into /workspace/builds/worker-5-tc1/source [INFO] validating manifest of crates.io crate rand-facade 0.2.0 on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "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-5-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 33 packages [INFO] [stderr] Adding aligned v0.3.5 (latest: v0.4.2) [INFO] [stderr] Adding as-slice v0.1.5 (latest: v0.2.1) [INFO] [stderr] Adding bare-metal v0.2.5 (latest: v1.0.0) [INFO] [stderr] Adding bitfield v0.13.2 (latest: v0.14.0) [INFO] [stderr] Adding cortex-m v0.6.7 (latest: v0.7.7) [INFO] [stderr] Adding embedded-hal v0.2.7 (latest: v1.0.0) [INFO] [stderr] Adding generic-array v0.12.4 (latest: v1.0.0) [INFO] [stderr] Adding generic-array v0.13.3 (latest: v1.0.0) [INFO] [stderr] Adding generic-array v0.14.7 (latest: v1.0.0) [INFO] [stderr] Adding getrandom v0.1.16 (latest: v0.2.12) [INFO] [stderr] Adding nb v0.1.3 (latest: v1.1.0) [INFO] [stderr] Adding rand v0.7.3 (latest: v0.8.5) [INFO] [stderr] Adding rand_chacha v0.2.2 (latest: v0.3.1) [INFO] [stderr] Adding rand_core v0.5.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_hc v0.2.0 (latest: v0.3.2) [INFO] [stderr] Adding rustc_version v0.2.3 (latest: v0.4.0) [INFO] [stderr] Adding semver v0.9.0 (latest: v1.0.22) [INFO] [stderr] Adding semver-parser v0.7.0 (latest: v0.10.2) [INFO] [stderr] Adding spin v0.5.2 (latest: v0.9.8) [INFO] [stderr] Adding wasi v0.9.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded aligned v0.3.5 [INFO] [stderr] Downloaded volatile-register v0.2.2 [INFO] [stderr] Downloaded vcell v0.1.3 [INFO] [stderr] Downloaded as-slice v0.1.5 [INFO] [stderr] Downloaded bare-metal v0.2.5 [INFO] [stderr] Downloaded cortex-m v0.6.7 [INFO] [stderr] Downloaded bitfield v0.13.2 [INFO] [stderr] Downloaded generic-array v0.13.3 [INFO] [stderr] Downloaded cortex-m v0.7.7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9bb75b841ad219da0b07ed22c77c50733042cd7242944fded4fa74d6afd59673 [INFO] running `Command { std: "docker" "start" "-a" "9bb75b841ad219da0b07ed22c77c50733042cd7242944fded4fa74d6afd59673", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9bb75b841ad219da0b07ed22c77c50733042cd7242944fded4fa74d6afd59673", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9bb75b841ad219da0b07ed22c77c50733042cd7242944fded4fa74d6afd59673", kill_on_drop: false }` [INFO] [stdout] 9bb75b841ad219da0b07ed22c77c50733042cd7242944fded4fa74d6afd59673 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9300bfa9a70c492a48b034fef022c3746bcb84f5633ce5b60db4e03807ac0845 [INFO] running `Command { std: "docker" "start" "-a" "9300bfa9a70c492a48b034fef022c3746bcb84f5633ce5b60db4e03807ac0845", kill_on_drop: false }` [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking ppv-lite86 v0.2.17 [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[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[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] warning: unused variable: `rng` [INFO] [stdout] --> src/lib.rs:115:17 [INFO] [stdout] | [INFO] [stdout] 115 | let rng = unsafe { core::mem::transmute::<&'a mut (dyn Rng), &'static mut (dyn Rng + Sync + Send)>(rng.get_mut()) }; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_rng` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors; 2 warnings 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` (lib) due to 4 previous errors; 2 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "9300bfa9a70c492a48b034fef022c3746bcb84f5633ce5b60db4e03807ac0845", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9300bfa9a70c492a48b034fef022c3746bcb84f5633ce5b60db4e03807ac0845", kill_on_drop: false }` [INFO] [stdout] 9300bfa9a70c492a48b034fef022c3746bcb84f5633ce5b60db4e03807ac0845 [INFO] checking rand-facade-0.2.0 against try#36dbcaee1a55543dfc181be52a69d99ff46ff62f for pr-122960-3 [INFO] extracting crate rand-facade 0.2.0 into /workspace/builds/worker-5-tc2/source [INFO] validating manifest of crates.io crate rand-facade 0.2.0 on toolchain 36dbcaee1a55543dfc181be52a69d99ff46ff62f [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "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-5-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7aa808f9fc952562f25bf50a632b563116fb0bfe73cc052897daed724bbc1ef4 [INFO] running `Command { std: "docker" "start" "-a" "7aa808f9fc952562f25bf50a632b563116fb0bfe73cc052897daed724bbc1ef4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7aa808f9fc952562f25bf50a632b563116fb0bfe73cc052897daed724bbc1ef4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7aa808f9fc952562f25bf50a632b563116fb0bfe73cc052897daed724bbc1ef4", kill_on_drop: false }` [INFO] [stdout] 7aa808f9fc952562f25bf50a632b563116fb0bfe73cc052897daed724bbc1ef4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 746a9cddd6eb7d260463139b20fed6ead0e991294e791afb92badf65e3fe42eb [INFO] running `Command { std: "docker" "start" "-a" "746a9cddd6eb7d260463139b20fed6ead0e991294e791afb92badf65e3fe42eb", kill_on_drop: false }` [INFO] [stderr] Copying to /tmp/fixit [INFO] [stderr] skipping non-2021 edition `2018` [INFO] running `Command { std: "docker" "inspect" "746a9cddd6eb7d260463139b20fed6ead0e991294e791afb92badf65e3fe42eb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "746a9cddd6eb7d260463139b20fed6ead0e991294e791afb92badf65e3fe42eb", kill_on_drop: false }` [INFO] [stdout] 746a9cddd6eb7d260463139b20fed6ead0e991294e791afb92badf65e3fe42eb