[INFO] crate ex-futures 0.4.9 is already in cache [INFO] checking ex-futures-0.4.9 against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393 [INFO] extracting crate ex-futures 0.4.9 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate ex-futures 0.4.9 on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate ex-futures 0.4.9 [INFO] finished tweaking crates.io crate ex-futures 0.4.9 [INFO] tweaked toml for crates.io crate ex-futures 0.4.9 written to /workspace/builds/worker-0/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] e9e2e86f09872e22986544f813f597482adefa5b65d510c7b38fbc76f42590dc [INFO] running `"docker" "start" "-a" "e9e2e86f09872e22986544f813f597482adefa5b65d510c7b38fbc76f42590dc"` [INFO] [stderr] Compiling libc v0.2.69 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Checking fnv v1.0.6 [INFO] [stderr] Checking scoped-tls v0.1.2 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling memoffset v0.5.4 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Checking ex-futures v0.4.9 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> src/lib.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | #[macro_use] [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] Checking lock_api v0.3.4 [INFO] [stderr] Checking tokio-sync v0.1.8 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] warning: bounds on generic parameters are not enforced in type aliases [INFO] [stderr] --> src/stream/mod.rs:19:19 [INFO] [stderr] | [INFO] [stderr] 19 | pub type AsErr = Then< [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(type_alias_bounds)]` on by default [INFO] [stderr] help: use fully disambiguated paths (i.e., `::Assoc`) to refer to associated types in type aliases [INFO] [stderr] --> src/stream/mod.rs:21:15 [INFO] [stderr] | [INFO] [stderr] 21 | fn(Result) -> Result, [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] help: use fully disambiguated paths (i.e., `::Assoc`) to refer to associated types in type aliases [INFO] [stderr] --> src/stream/mod.rs:21:39 [INFO] [stderr] | [INFO] [stderr] 21 | fn(Result) -> Result, [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] help: use fully disambiguated paths (i.e., `::Assoc`) to refer to associated types in type aliases [INFO] [stderr] --> src/stream/mod.rs:22:12 [INFO] [stderr] | [INFO] [stderr] 22 | Result, [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] help: the bound will not be checked when the type alias is used, and should be removed [INFO] [stderr] | [INFO] [stderr] 19 | pub type AsErr = Then< [INFO] [stderr] | -- [INFO] [stderr] [INFO] [stderr] warning: bounds on generic parameters are not enforced in type aliases [INFO] [stderr] --> src/stream/unsync_cloneable.rs:33:15 [INFO] [stderr] | [INFO] [stderr] 33 | type Queue = RefCell, S::Error>>>; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] help: use fully disambiguated paths (i.e., `::Assoc`) to refer to associated types in type aliases [INFO] [stderr] --> src/stream/unsync_cloneable.rs:33:56 [INFO] [stderr] | [INFO] [stderr] 33 | type Queue = RefCell, S::Error>>>; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] help: use fully disambiguated paths (i.e., `::Assoc`) to refer to associated types in type aliases [INFO] [stderr] --> src/stream/unsync_cloneable.rs:33:66 [INFO] [stderr] | [INFO] [stderr] 33 | type Queue = RefCell, S::Error>>>; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] help: the bound will not be checked when the type alias is used, and should be removed [INFO] [stderr] | [INFO] [stderr] 33 | type Queue = RefCell, S::Error>>>; [INFO] [stderr] | -- [INFO] [stderr] [INFO] [stderr] warning: bounds on generic parameters are not enforced in type aliases [INFO] [stderr] --> src/stream/cloneable.rs:38:15 [INFO] [stderr] | [INFO] [stderr] 38 | type Queue = Mutex, S::Error>>>; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] help: use fully disambiguated paths (i.e., `::Assoc`) to refer to associated types in type aliases [INFO] [stderr] --> src/stream/cloneable.rs:38:54 [INFO] [stderr] | [INFO] [stderr] 38 | type Queue = Mutex, S::Error>>>; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] help: use fully disambiguated paths (i.e., `::Assoc`) to refer to associated types in type aliases [INFO] [stderr] --> src/stream/cloneable.rs:38:64 [INFO] [stderr] | [INFO] [stderr] 38 | type Queue = Mutex, S::Error>>>; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] help: the bound will not be checked when the type alias is used, and should be removed [INFO] [stderr] | [INFO] [stderr] 38 | type Queue = Mutex, S::Error>>>; [INFO] [stderr] | -- [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] Checking log v0.4.8 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking smallvec v0.6.13 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Checking tokio-executor v0.1.10 [INFO] [stderr] Checking crossbeam-queue v0.2.1 [INFO] [stderr] Checking tokio-current-thread v0.1.7 [INFO] [stderr] Checking tokio-timer v0.2.13 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] error[E0606]: casting `f64` as `usize` is invalid [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/num_cpus-1.13.0/src/linux.rs:206:14 [INFO] [stderr] | [INFO] [stderr] 206 | Some((quota_us as f64 / period_us as f64).ceil() as usize) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0606`. [INFO] [stderr] error: could not compile `num_cpus`. [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 `"docker" "inspect" "e9e2e86f09872e22986544f813f597482adefa5b65d510c7b38fbc76f42590dc"` [INFO] running `"docker" "rm" "-f" "e9e2e86f09872e22986544f813f597482adefa5b65d510c7b38fbc76f42590dc"` [INFO] [stdout] e9e2e86f09872e22986544f813f597482adefa5b65d510c7b38fbc76f42590dc