[INFO] cloning repository https://github.com/mchlstckl/wordcount [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mchlstckl/wordcount" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmchlstckl%2Fwordcount", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmchlstckl%2Fwordcount'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2d5a8330a6d1a4f948a9a8a7a2896dc48c4c31a3 [INFO] checking mchlstckl/wordcount against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmchlstckl%2Fwordcount" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mchlstckl/wordcount on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/mchlstckl/wordcount [INFO] finished tweaking git repo https://github.com/mchlstckl/wordcount [INFO] tweaked toml for git repo https://github.com/mchlstckl/wordcount written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/mchlstckl/wordcount already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded tokio v0.1.16 [INFO] [stderr] Downloaded tokio-sync v0.1.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 44795ae8c3c3e52fd703734936199d018d7d059e7cdcd9aaecb2adbc18b2d6cf [INFO] running `Command { std: "docker" "start" "-a" "44795ae8c3c3e52fd703734936199d018d7d059e7cdcd9aaecb2adbc18b2d6cf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "44795ae8c3c3e52fd703734936199d018d7d059e7cdcd9aaecb2adbc18b2d6cf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "44795ae8c3c3e52fd703734936199d018d7d059e7cdcd9aaecb2adbc18b2d6cf", kill_on_drop: false }` [INFO] [stdout] 44795ae8c3c3e52fd703734936199d018d7d059e7cdcd9aaecb2adbc18b2d6cf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 218dc4ba0a2b909d6277f413b768ec4c1c8bbf016ca3212373787488c3448728 [INFO] running `Command { std: "docker" "start" "-a" "218dc4ba0a2b909d6277f413b768ec4c1c8bbf016ca3212373787488c3448728", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.48 [INFO] [stderr] Checking cfg-if v0.1.6 [INFO] [stderr] Checking lazy_static v1.2.0 [INFO] [stderr] Checking rand_core v0.4.0 [INFO] [stderr] Compiling autocfg v0.1.2 [INFO] [stderr] Checking scopeguard v0.3.3 [INFO] [stderr] Compiling byteorder v1.3.1 [INFO] [stderr] Checking futures v0.1.25 [INFO] [stderr] Compiling arrayvec v0.4.10 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Checking crossbeam-utils v0.6.5 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Checking nodrop v0.1.13 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand_jitter v0.1.3 [INFO] [stderr] Checking memoffset v0.2.1 [INFO] [stderr] Compiling proc-macro2 v0.4.27 [INFO] [stderr] Checking smallvec v0.6.9 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking stable_deref_trait v1.1.1 [INFO] [stderr] Checking rand_os v0.1.2 [INFO] [stderr] Checking iovec v0.1.2 [INFO] [stderr] Checking num_cpus v1.10.0 [INFO] [stderr] Checking owning_ref v0.4.0 [INFO] [stderr] Checking bytes v0.4.11 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking lazycell v1.2.1 [INFO] [stderr] Compiling parking_lot_core v0.4.0 [INFO] [stderr] Compiling memchr v2.2.0 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Checking lock_api v0.1.5 [INFO] [stderr] Checking mio v0.6.16 [INFO] [stderr] Checking fnv v1.0.6 [INFO] [stderr] Checking crossbeam-utils v0.2.2 [INFO] [stderr] Compiling rayon-core v1.4.1 [INFO] [stderr] Checking crossbeam-epoch v0.7.1 [INFO] [stderr] Checking crossbeam-epoch v0.3.1 [INFO] [stderr] Checking tokio-executor v0.1.6 [INFO] [stderr] Checking tokio-io v0.1.12 [INFO] [stderr] Checking tokio-sync v0.1.3 [INFO] [stderr] Compiling quote v0.6.11 [INFO] [stderr] Checking either v1.5.0 [INFO] [stderr] Checking unicode-width v0.1.5 [INFO] [stderr] Compiling serde v1.0.87 [INFO] [stderr] Checking textwrap v0.10.0 [INFO] [stderr] Compiling syn v0.15.26 [INFO] [stderr] Checking crossbeam-deque v0.2.0 [INFO] [stderr] Checking crossbeam-deque v0.7.1 [INFO] [stderr] Checking tokio-codec v0.1.1 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking crossbeam-queue v0.1.2 [INFO] [stderr] Compiling unicode-segmentation v1.2.1 [INFO] [stderr] Compiling ryu v0.2.7 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking bitflags v1.0.4 [INFO] [stderr] Checking strsim v0.7.0 [INFO] [stderr] Checking parking_lot v0.7.1 [INFO] [stderr] Compiling rayon v1.0.3 [INFO] [stderr] Checking tokio-threadpool v0.1.12 [INFO] [stderr] Checking clap v2.32.0 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Checking tokio-reactor v0.1.9 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Checking ucd-util v0.1.3 [INFO] [stderr] Compiling regex v1.1.0 [INFO] [stderr] Checking same-file v1.0.4 [INFO] [stderr] Checking tokio-tcp v0.1.3 [INFO] [stderr] Checking walkdir v2.2.7 [INFO] [stderr] Checking tokio-fs v0.1.6 [INFO] [stderr] Checking tokio-udp v0.1.3 [INFO] [stderr] Checking tokio-uds v0.2.5 [INFO] [stderr] Checking regex-syntax v0.6.5 [INFO] [stderr] Checking aho-corasick v0.6.9 [INFO] [stderr] Checking tokio-current-thread v0.1.5 [INFO] [stderr] Checking tokio-timer v0.2.10 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking utf8-ranges v1.0.2 [INFO] [stderr] Compiling num-traits v0.2.6 [INFO] [stderr] Checking itoa v0.4.3 [INFO] [stderr] Checking tokio v0.1.16 [INFO] [stderr] Checking itertools v0.8.0 [INFO] [stderr] Checking csv-core v0.1.5 [INFO] [stderr] Checking crossbeam-channel v0.3.8 [INFO] [stderr] Checking hashbrown v0.1.8 [INFO] [stderr] Checking cast v0.2.2 [INFO] [stderr] Checking rand_xoshiro v0.1.0 [INFO] [stderr] Checking criterion-plot v0.3.0 [INFO] [stderr] Compiling structopt-derive v0.2.14 [INFO] [stderr] Compiling serde_derive v1.0.87 [INFO] [stderr] Checking structopt v0.2.14 [INFO] [stderr] Checking serde_json v1.0.38 [INFO] [stderr] Checking csv v1.0.5 [INFO] [stderr] Checking wordcount v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> src/lib.rs:148:18 [INFO] [stdout] | [INFO] [stdout] 148 | file.read_buf(&mut data) [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: once this associated item 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 `tokio::io::AsyncRead::read_buf(...)` to keep using the current method [INFO] [stdout] = note: `#[warn(unstable_name_collisions)]` on by default [INFO] [stdout] help: add `#![feature(read_buf)]` to the crate attributes to enable `std::io::Read::read_buf` [INFO] [stdout] | [INFO] [stdout] 1 + #![feature(read_buf)] [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking tinytemplate v1.0.1 [INFO] [stderr] Checking criterion v0.2.10 [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> src/lib.rs:148:18 [INFO] [stdout] | [INFO] [stdout] 148 | file.read_buf(&mut data) [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: once this associated item 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 `tokio::io::AsyncRead::read_buf(...)` to keep using the current method [INFO] [stdout] = note: `#[warn(unstable_name_collisions)]` on by default [INFO] [stdout] help: add `#![feature(read_buf)]` to the crate attributes to enable `std::io::Read::read_buf` [INFO] [stdout] | [INFO] [stdout] 1 + #![feature(read_buf)] [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.57s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.2.10 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2` [INFO] running `Command { std: "docker" "inspect" "218dc4ba0a2b909d6277f413b768ec4c1c8bbf016ca3212373787488c3448728", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "218dc4ba0a2b909d6277f413b768ec4c1c8bbf016ca3212373787488c3448728", kill_on_drop: false }` [INFO] [stdout] 218dc4ba0a2b909d6277f413b768ec4c1c8bbf016ca3212373787488c3448728 [INFO] checking mchlstckl/wordcount against try#f9935d29d867449445ee008640ccca1bf1ae0889+rustflags=-Dtail_expr_drop_order for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmchlstckl%2Fwordcount" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mchlstckl/wordcount on toolchain f9935d29d867449445ee008640ccca1bf1ae0889 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/mchlstckl/wordcount [INFO] finished tweaking git repo https://github.com/mchlstckl/wordcount [INFO] tweaked toml for git repo https://github.com/mchlstckl/wordcount written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/mchlstckl/wordcount already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3016ac4dd8a7d402b15864513d50f2066d2557a0460a072c1c6b6196a3b738fd [INFO] running `Command { std: "docker" "start" "-a" "3016ac4dd8a7d402b15864513d50f2066d2557a0460a072c1c6b6196a3b738fd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3016ac4dd8a7d402b15864513d50f2066d2557a0460a072c1c6b6196a3b738fd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3016ac4dd8a7d402b15864513d50f2066d2557a0460a072c1c6b6196a3b738fd", kill_on_drop: false }` [INFO] [stdout] 3016ac4dd8a7d402b15864513d50f2066d2557a0460a072c1c6b6196a3b738fd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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 -Dtail_expr_drop_order" "-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5f1e6edbf0112ba0d9dfc20b215120c49dffd31e94814fb50306b28394dc4d07 [INFO] running `Command { std: "docker" "start" "-a" "5f1e6edbf0112ba0d9dfc20b215120c49dffd31e94814fb50306b28394dc4d07", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.48 [INFO] [stderr] Checking cfg-if v0.1.6 [INFO] [stderr] Checking lazy_static v1.2.0 [INFO] [stderr] Checking rand_core v0.4.0 [INFO] [stderr] Compiling autocfg v0.1.2 [INFO] [stderr] Checking scopeguard v0.3.3 [INFO] [stderr] Compiling byteorder v1.3.1 [INFO] [stderr] Checking futures v0.1.25 [INFO] [stderr] Compiling arrayvec v0.4.10 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Checking crossbeam-utils v0.6.5 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Checking nodrop v0.1.13 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand_jitter v0.1.3 [INFO] [stderr] Checking memoffset v0.2.1 [INFO] [stderr] Checking smallvec v0.6.9 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling proc-macro2 v0.4.27 [INFO] [stderr] Checking rand_os v0.1.2 [INFO] [stderr] Checking iovec v0.1.2 [INFO] [stderr] Checking num_cpus v1.10.0 [INFO] [stderr] Checking stable_deref_trait v1.1.1 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking bytes v0.4.11 [INFO] [stderr] Checking owning_ref v0.4.0 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling parking_lot_core v0.4.0 [INFO] [stderr] Compiling memchr v2.2.0 [INFO] [stderr] Checking lazycell v1.2.1 [INFO] [stderr] Checking lock_api v0.1.5 [INFO] [stderr] Checking mio v0.6.16 [INFO] [stderr] Checking fnv v1.0.6 [INFO] [stderr] Checking crossbeam-utils v0.2.2 [INFO] [stderr] Compiling rayon-core v1.4.1 [INFO] [stderr] Checking crossbeam-epoch v0.7.1 [INFO] [stderr] Checking crossbeam-epoch v0.3.1 [INFO] [stderr] Checking tokio-executor v0.1.6 [INFO] [stderr] Checking tokio-io v0.1.12 [INFO] [stderr] Checking tokio-sync v0.1.3 [INFO] [stderr] Checking either v1.5.0 [INFO] [stderr] Compiling serde v1.0.87 [INFO] [stderr] Compiling quote v0.6.11 [INFO] [stderr] Checking unicode-width v0.1.5 [INFO] [stderr] Compiling syn v0.15.26 [INFO] [stderr] Checking tokio-codec v0.1.1 [INFO] [stderr] Checking crossbeam-deque v0.2.0 [INFO] [stderr] Checking textwrap v0.10.0 [INFO] [stderr] Checking crossbeam-deque v0.7.1 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking crossbeam-queue v0.1.2 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking bitflags v1.0.4 [INFO] [stderr] Compiling ryu v0.2.7 [INFO] [stderr] Compiling unicode-segmentation v1.2.1 [INFO] [stderr] Compiling rayon v1.0.3 [INFO] [stderr] Checking strsim v0.7.0 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking parking_lot v0.7.1 [INFO] [stderr] Checking tokio-threadpool v0.1.12 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Checking clap v2.32.0 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Checking tokio-reactor v0.1.9 [INFO] [stderr] Checking ucd-util v0.1.3 [INFO] [stderr] Compiling regex v1.1.0 [INFO] [stderr] Checking same-file v1.0.4 [INFO] [stderr] Checking regex-syntax v0.6.5 [INFO] [stderr] Checking walkdir v2.2.7 [INFO] [stderr] Checking tokio-udp v0.1.3 [INFO] [stderr] Checking tokio-fs v0.1.6 [INFO] [stderr] Checking tokio-tcp v0.1.3 [INFO] [stderr] Checking tokio-uds v0.2.5 [INFO] [stderr] Checking aho-corasick v0.6.9 [INFO] [stderr] Checking tokio-timer v0.2.10 [INFO] [stderr] Checking tokio-current-thread v0.1.5 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking utf8-ranges v1.0.2 [INFO] [stderr] Checking itoa v0.4.3 [INFO] [stderr] Compiling num-traits v0.2.6 [INFO] [stderr] Checking tokio v0.1.16 [INFO] [stderr] Checking csv-core v0.1.5 [INFO] [stderr] Checking itertools v0.8.0 [INFO] [stderr] Checking crossbeam-channel v0.3.8 [INFO] [stderr] Checking hashbrown v0.1.8 [INFO] [stderr] Checking cast v0.2.2 [INFO] [stderr] Checking rand_xoshiro v0.1.0 [INFO] [stderr] Checking criterion-plot v0.3.0 [INFO] [stderr] Compiling structopt-derive v0.2.14 [INFO] [stderr] Compiling serde_derive v1.0.87 [INFO] [stderr] Checking structopt v0.2.14 [INFO] [stderr] Checking wordcount v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> src/lib.rs:148:18 [INFO] [stdout] | [INFO] [stdout] 148 | file.read_buf(&mut data) [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: once this associated item 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 `tokio::io::AsyncRead::read_buf(...)` to keep using the current method [INFO] [stdout] = note: `#[warn(unstable_name_collisions)]` on by default [INFO] [stdout] help: add `#![feature(read_buf)]` to the crate attributes to enable `std::io::Read::read_buf` [INFO] [stdout] | [INFO] [stdout] 1 + #![feature(read_buf)] [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib.rs:21:5 [INFO] [stdout] | [INFO] [stdout] 20 | fn get_dir_entries(path: impl AsRef) -> Vec { [INFO] [stdout] | ---------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 21 | / WalkDir::new(path) [INFO] [stdout] 22 | | .follow_links(true) [INFO] [stdout] 23 | | .contents_first(true) [INFO] [stdout] 24 | | .into_iter() [INFO] [stdout] 25 | | .filter_map(|e| e.ok()) [INFO] [stdout] 26 | | .filter(|e| e.file_type().is_file()) [INFO] [stdout] | |____________________________________________^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `wordcount` (lib) due to 2 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "5f1e6edbf0112ba0d9dfc20b215120c49dffd31e94814fb50306b28394dc4d07", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5f1e6edbf0112ba0d9dfc20b215120c49dffd31e94814fb50306b28394dc4d07", kill_on_drop: false }` [INFO] [stdout] 5f1e6edbf0112ba0d9dfc20b215120c49dffd31e94814fb50306b28394dc4d07