[INFO] fetching crate tacho 0.4.2... [INFO] checking tacho-0.4.2 against master#b359ccf1b0b7b2d2c1c4932344b806e68bd053a9 for pr-105483 [INFO] extracting crate tacho 0.4.2 into /workspace/builds/worker-6/source [INFO] validating manifest of crates.io crate tacho 0.4.2 on toolchain b359ccf1b0b7b2d2c1c4932344b806e68bd053a9 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b359ccf1b0b7b2d2c1c4932344b806e68bd053a9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate tacho 0.4.2 [INFO] finished tweaking crates.io crate tacho 0.4.2 [INFO] tweaked toml for crates.io crate tacho 0.4.2 written to /workspace/builds/worker-6/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b359ccf1b0b7b2d2c1c4932344b806e68bd053a9" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b359ccf1b0b7b2d2c1c4932344b806e68bd053a9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded pretty_env_logger v0.1.1 [INFO] [stderr] Downloaded ordermap v0.2.13 [INFO] [stderr] Downloaded tokio-timer v0.1.2 [INFO] [stderr] Downloaded hdrsample v3.0.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+b359ccf1b0b7b2d2c1c4932344b806e68bd053a9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3ba1ad9432d379d64f6c1346e0df9e1e3b75daa048dd9686129a2403316ba61a [INFO] running `Command { std: "docker" "start" "-a" "3ba1ad9432d379d64f6c1346e0df9e1e3b75daa048dd9686129a2403316ba61a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3ba1ad9432d379d64f6c1346e0df9e1e3b75daa048dd9686129a2403316ba61a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3ba1ad9432d379d64f6c1346e0df9e1e3b75daa048dd9686129a2403316ba61a", kill_on_drop: false }` [INFO] [stdout] 3ba1ad9432d379d64f6c1346e0df9e1e3b75daa048dd9686129a2403316ba61a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+b359ccf1b0b7b2d2c1c4932344b806e68bd053a9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c83a6976b1a25815612fd3988d4b05c282f20b5abd36d8ea5dfa5ab0d10040ea [INFO] running `Command { std: "docker" "start" "-a" "c83a6976b1a25815612fd3988d4b05c282f20b5abd36d8ea5dfa5ab0d10040ea", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling libc v0.2.138 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking futures v0.1.31 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Checking rustc-serialize v0.3.24 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Checking ucd-util v0.1.9 [INFO] [stderr] Checking utf8-ranges v1.0.5 [INFO] [stderr] Checking slab v0.3.0 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking lock_api v0.3.4 [INFO] [stderr] Checking ansi_term v0.9.0 [INFO] [stderr] Checking regex-syntax v0.5.6 [INFO] [stderr] Checking ordermap v0.2.13 [INFO] [stderr] Checking scoped-tls v0.1.2 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling slab v0.4.7 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling num-integer v0.1.45 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Checking smallvec v0.6.14 [INFO] [stderr] Compiling num-iter v0.1.43 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stderr] Checking aho-corasick v0.6.10 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking net2 v0.2.38 [INFO] [stderr] Checking num_cpus v1.14.0 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking 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[stderr] Checking num v0.1.42 [INFO] [stderr] Checking hdrsample v3.0.0 [INFO] [stderr] Checking tacho v0.4.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:386:33 [INFO] [stdout] | [INFO] [stdout] 386 | pub struct Timed(Box>); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 386 | pub struct Timed(Box>); [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/timing.rs:8:6 [INFO] [stdout] | [INFO] [stdout] 8 | impl Timing { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 8 | impl dyn Timing { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:386:33 [INFO] [stdout] | [INFO] [stdout] 386 | pub struct Timed(Box>); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 386 | pub struct Timed(Box>); [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/timing.rs:8:6 [INFO] [stdout] | [INFO] [stdout] 8 | impl Timing { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 8 | impl dyn Timing { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:369:22 [INFO] [stdout] | [INFO] [stdout] 369 | let t0 = Timing::start(); [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 369 | let t0 = ::start(); [INFO] [stdout] | ++++ + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:369:22 [INFO] [stdout] | [INFO] [stdout] 369 | let t0 = Timing::start(); [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 369 | let t0 = ::start(); [INFO] [stdout] | ++++ + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `bounds` is never read [INFO] [stdout] --> src/lib.rs:324:5 [INFO] [stdout] | [INFO] [stdout] 322 | pub struct Stat { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] 323 | histo: Weak>, [INFO] [stdout] 324 | bounds: Option<(u64, u64)>, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Stat` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated type alias `futures::BoxFuture`: removed without replacement, recommended to use a local extension trait or function if needed, more details in https://github.com/rust-lang-nursery/futures-rs/issues/228 [INFO] [stdout] --> examples/simple.rs:33:46 [INFO] [stdout] | [INFO] [stdout] 33 | fn do_work(metrics: tacho::Scope) -> future::BoxFuture<(), ()> { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated type alias `futures::BoxFuture`: removed without replacement, recommended to use a local extension trait or function if needed, more details in https://github.com/rust-lang-nursery/futures-rs/issues/228 [INFO] [stdout] --> examples/multithread.rs:11:15 [INFO] [stdout] | [INFO] [stdout] 11 | use futures::{BoxFuture, Future, Stream}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated type alias `futures::BoxFuture`: removed without replacement, recommended to use a local extension trait or function if needed, more details in https://github.com/rust-lang-nursery/futures-rs/issues/228 [INFO] [stdout] --> examples/multithread.rs:65:75 [INFO] [stdout] | [INFO] [stdout] 65 | fn reporter(interval: Duration, done: D, reporter: tacho::Reporter) -> BoxFuture<(), ()> [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> examples/simple.rs:41:21 [INFO] [stdout] | [INFO] [stdout] 41 | let start = Timing::start(); [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 41 | let start = ::start(); [INFO] [stdout] | ++++ + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> examples/multithread.rs:44:26 [INFO] [stdout] | [INFO] [stdout] 44 | let t0 = Timing::start(); [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 44 | let t0 = ::start(); [INFO] [stdout] | ++++ + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `futures::Future::boxed`: removed without replacement, recommended to use a local extension trait or function if needed, more details in https://github.com/rust-lang-nursery/futures-rs/issues/228 [INFO] [stdout] --> examples/simple.rs:52:22 [INFO] [stdout] | [INFO] [stdout] 52 | work.map(|_| {}).boxed() [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `futures::Future::boxed`: removed without replacement, recommended to use a local extension trait or function if needed, more details in https://github.com/rust-lang-nursery/futures-rs/issues/228 [INFO] [stdout] --> examples/multithread.rs:80:55 [INFO] [stdout] | [INFO] [stdout] 80 | periodic.select(done).map(|_| {}).map_err(|_| {}).boxed() [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `bounds` is never read [INFO] [stdout] --> src/lib.rs:324:5 [INFO] [stdout] | [INFO] [stdout] 322 | pub struct Stat { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] 323 | histo: Weak>, [INFO] [stdout] 324 | bounds: Option<(u64, u64)>, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Stat` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.39s [INFO] running `Command { std: "docker" "inspect" "c83a6976b1a25815612fd3988d4b05c282f20b5abd36d8ea5dfa5ab0d10040ea", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c83a6976b1a25815612fd3988d4b05c282f20b5abd36d8ea5dfa5ab0d10040ea", kill_on_drop: false }` [INFO] [stdout] c83a6976b1a25815612fd3988d4b05c282f20b5abd36d8ea5dfa5ab0d10040ea