[INFO] fetching crate ieee754 0.2.6... [INFO] checking ieee754-0.2.6 against beta for pr-78714 [INFO] extracting crate ieee754 0.2.6 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate ieee754 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 ieee754 0.2.6 [INFO] finished tweaking crates.io crate ieee754 0.2.6 [INFO] tweaked toml for crates.io crate ieee754 0.2.6 written to /workspace/builds/worker-0/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] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "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" "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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] fb4c891a9ea1dfcea42327ef929f9aeae95c5911bc60c94aeb417f55255bdb1c [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" "fb4c891a9ea1dfcea42327ef929f9aeae95c5911bc60c94aeb417f55255bdb1c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fb4c891a9ea1dfcea42327ef929f9aeae95c5911bc60c94aeb417f55255bdb1c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fb4c891a9ea1dfcea42327ef929f9aeae95c5911bc60c94aeb417f55255bdb1c", kill_on_drop: false }` [INFO] [stdout] fb4c891a9ea1dfcea42327ef929f9aeae95c5911bc60c94aeb417f55255bdb1c [INFO] running `Command { std: "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" "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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] dd90dc5c83cedc943dbc40605f988a48b6c2f9db175c1dad78fd3c7dec500a47 [INFO] running `Command { std: "docker" "start" "-a" "dd90dc5c83cedc943dbc40605f988a48b6c2f9db175c1dad78fd3c7dec500a47", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Checking ieee754 v0.2.6 (/opt/rustwide/workdir) [INFO] [stderr] Checking itertools v0.8.2 [INFO] [stderr] Checking rand_xoshiro v0.1.0 [INFO] [stderr] Checking bstr v0.2.14 [INFO] [stderr] Checking csv v1.1.4 [INFO] [stderr] Checking criterion-plot v0.3.1 [INFO] [stderr] Checking criterion v0.2.11 [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> benches/cmp.rs:26:37 [INFO] [stdout] | [INFO] [stdout] 26 | if black_box(x).total_cmp(y) == Ordering::Less { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unstable_name_collisions)]` on by default [INFO] [stdout] = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `total_cmp(...)` to keep using the current method [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> benches/cmp.rs:57:37 [INFO] [stdout] | [INFO] [stdout] 57 | if black_box(x).total_cmp(y) == Ordering::Less { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `total_cmp(...)` to keep using the current method [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> benches/cmp.rs:92:40 [INFO] [stdout] | [INFO] [stdout] 92 | v.clone().sort_by(|a, b| a.total_cmp(b)) [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `total_cmp(...)` to keep using the current method [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> benches/cmp.rs:123:40 [INFO] [stdout] | [INFO] [stdout] 123 | v.clone().sort_by(|a, b| a.total_cmp(b)) [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `total_cmp(...)` to keep using the current method [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> src/impls.rs:409:42 [INFO] [stdout] | [INFO] [stdout] 409 | let computed = x.total_cmp(&y); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 517 | mk_impl!(f32, u32, i32, i16, u8, u32, 8, 23); [INFO] [stdout] | --------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unstable_name_collisions)]` on by default [INFO] [stdout] = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `Ieee754::total_cmp(...)` to keep using the current method [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> src/impls.rs:409:42 [INFO] [stdout] | [INFO] [stdout] 409 | let computed = x.total_cmp(&y); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 518 | mk_impl!(f64, u64, i64, i16, u16, u64, 11, 52); [INFO] [stdout] | ----------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `Ieee754::total_cmp(...)` to keep using the current method [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 7.10s [INFO] running `Command { std: "docker" "inspect" "dd90dc5c83cedc943dbc40605f988a48b6c2f9db175c1dad78fd3c7dec500a47", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dd90dc5c83cedc943dbc40605f988a48b6c2f9db175c1dad78fd3c7dec500a47", kill_on_drop: false }` [INFO] [stdout] dd90dc5c83cedc943dbc40605f988a48b6c2f9db175c1dad78fd3c7dec500a47