[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] testing mchlstckl/wordcount against beta-2022-02-22 for beta-1.60-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmchlstckl%2Fwordcount" "/workspace/builds/worker-11/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mchlstckl/wordcount on toolchain beta-2022-02-22 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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-11/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: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--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-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 68d8c609491c84f6cc93a614227d3e8cdcaa42d65235c939e25a7e6edd86e2d2 [INFO] running `Command { std: "docker" "start" "-a" "68d8c609491c84f6cc93a614227d3e8cdcaa42d65235c939e25a7e6edd86e2d2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "68d8c609491c84f6cc93a614227d3e8cdcaa42d65235c939e25a7e6edd86e2d2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "68d8c609491c84f6cc93a614227d3e8cdcaa42d65235c939e25a7e6edd86e2d2", kill_on_drop: false }` [INFO] [stdout] 68d8c609491c84f6cc93a614227d3e8cdcaa42d65235c939e25a7e6edd86e2d2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cdf0cb5a02ba0e881948fb4b3e81208450ec7541f266e8d3458a23574f1964f2 [INFO] running `Command { std: "docker" "start" "-a" "cdf0cb5a02ba0e881948fb4b3e81208450ec7541f266e8d3458a23574f1964f2", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.48 [INFO] [stderr] Compiling cfg-if v0.1.6 [INFO] [stderr] Compiling autocfg v0.1.2 [INFO] [stderr] Compiling futures v0.1.25 [INFO] [stderr] Compiling lazycell v1.2.1 [INFO] [stderr] Compiling proc-macro2 v0.4.27 [INFO] [stderr] Compiling memchr v2.2.0 [INFO] [stderr] Compiling rayon-core v1.4.1 [INFO] [stderr] Compiling unicode-segmentation v1.2.1 [INFO] [stderr] Compiling regex v1.1.0 [INFO] [stderr] Compiling rayon v1.0.3 [INFO] [stderr] Compiling strsim v0.7.0 [INFO] [stderr] Compiling same-file v1.0.4 [INFO] [stderr] Compiling either v1.5.0 [INFO] [stderr] Compiling rand_jitter v0.1.3 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling textwrap v0.10.0 [INFO] [stderr] Compiling regex-syntax v0.6.5 [INFO] [stderr] Compiling hashbrown v0.1.8 [INFO] [stderr] Compiling crossbeam-utils v0.6.5 [INFO] [stderr] Compiling log v0.4.6 [INFO] [stderr] Compiling crossbeam-utils v0.2.2 [INFO] [stderr] Compiling walkdir v2.2.7 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Compiling crossbeam-epoch v0.3.1 [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 crossbeam-epoch v0.7.1 [INFO] [stderr] Compiling crossbeam-queue v0.1.2 [INFO] [stderr] Compiling crossbeam-channel v0.3.8 [INFO] [stderr] Compiling crossbeam-deque v0.2.0 [INFO] [stderr] Compiling crossbeam-deque v0.7.1 [INFO] [stderr] Compiling iovec v0.1.2 [INFO] [stderr] Compiling rand_os v0.1.2 [INFO] [stderr] Compiling num_cpus v1.10.0 [INFO] [stderr] Compiling net2 v0.2.33 [INFO] [stderr] Compiling atty v0.2.11 [INFO] [stderr] Compiling quote v0.6.11 [INFO] [stderr] Compiling bytes v0.4.11 [INFO] [stderr] Compiling clap v2.32.0 [INFO] [stderr] Compiling aho-corasick v0.6.9 [INFO] [stderr] Compiling mio v0.6.16 [INFO] [stderr] Compiling syn v0.15.26 [INFO] [stderr] Compiling tokio-executor v0.1.6 [INFO] [stderr] Compiling tokio-io v0.1.12 [INFO] [stderr] Compiling tokio-sync v0.1.3 [INFO] [stderr] Compiling tokio-current-thread v0.1.5 [INFO] [stderr] Compiling tokio-timer v0.2.10 [INFO] [stderr] Compiling tokio-codec v0.1.1 [INFO] [stderr] Compiling parking_lot_core v0.4.0 [INFO] [stderr] Compiling tokio-threadpool v0.1.12 [INFO] [stderr] Compiling mio-uds v0.6.7 [INFO] [stderr] Compiling parking_lot v0.7.1 [INFO] [stderr] Compiling tokio-reactor v0.1.9 [INFO] [stderr] Compiling tokio-fs v0.1.6 [INFO] [stderr] Compiling tokio-udp v0.1.3 [INFO] [stderr] Compiling tokio-uds v0.2.5 [INFO] [stderr] Compiling tokio-tcp v0.1.3 [INFO] [stderr] Compiling tokio v0.1.16 [INFO] [stderr] Compiling structopt-derive v0.2.14 [INFO] [stderr] Compiling structopt v0.2.14 [INFO] [stderr] Compiling wordcount v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: an associated function 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] = note: `#[warn(unstable_name_collisions)]` on by default [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] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 10.16s [INFO] running `Command { std: "docker" "inspect" "cdf0cb5a02ba0e881948fb4b3e81208450ec7541f266e8d3458a23574f1964f2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cdf0cb5a02ba0e881948fb4b3e81208450ec7541f266e8d3458a23574f1964f2", kill_on_drop: false }` [INFO] [stdout] cdf0cb5a02ba0e881948fb4b3e81208450ec7541f266e8d3458a23574f1964f2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8409ade0ca4288adc475d24b7574a7241b77611c04c7d1e0a0219ebe5ff1ef3c [INFO] running `Command { std: "docker" "start" "-a" "8409ade0ca4288adc475d24b7574a7241b77611c04c7d1e0a0219ebe5ff1ef3c", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling serde v1.0.87 [INFO] [stderr] Compiling ryu v0.2.7 [INFO] [stderr] Compiling num-traits v0.2.6 [INFO] [stderr] Compiling itoa v0.4.3 [INFO] [stderr] Compiling cast v0.2.2 [INFO] [stderr] Compiling itertools v0.8.0 [INFO] [stderr] Compiling csv-core v0.1.5 [INFO] [stderr] Compiling rand_xoshiro v0.1.0 [INFO] [stderr] Compiling serde_derive v1.0.87 [INFO] [stdout] warning: an associated function 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] = note: `#[warn(unstable_name_collisions)]` on by default [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] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling criterion-plot v0.3.0 [INFO] [stderr] Compiling serde_json v1.0.38 [INFO] [stderr] Compiling csv v1.0.5 [INFO] [stderr] Compiling tinytemplate v1.0.1 [INFO] [stderr] Compiling criterion v0.2.10 [INFO] [stderr] Compiling wordcount v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: an associated function 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] = note: `#[warn(unstable_name_collisions)]` on by default [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] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 7.41s [INFO] running `Command { std: "docker" "inspect" "8409ade0ca4288adc475d24b7574a7241b77611c04c7d1e0a0219ebe5ff1ef3c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8409ade0ca4288adc475d24b7574a7241b77611c04c7d1e0a0219ebe5ff1ef3c", kill_on_drop: false }` [INFO] [stdout] 8409ade0ca4288adc475d24b7574a7241b77611c04c7d1e0a0219ebe5ff1ef3c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] b248d81386cbd4ce50a23882b6c29e84ae5c8b2c8a906405fc7bf08f498c36b9 [INFO] running `Command { std: "docker" "start" "-a" "b248d81386cbd4ce50a23882b6c29e84ae5c8b2c8a906405fc7bf08f498c36b9", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: an associated function with this name may be added to the standard library in the future [INFO] [stderr] --> src/lib.rs:148:18 [INFO] [stderr] | [INFO] [stderr] 148 | file.read_buf(&mut data) [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unstable_name_collisions)]` on by default [INFO] [stderr] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stderr] = note: for more information, see issue #48919 [INFO] [stderr] = help: call with fully qualified syntax `tokio::io::AsyncRead::read_buf(...)` to keep using the current method [INFO] [stderr] [INFO] [stderr] warning: `wordcount` (lib) generated 1 warning [INFO] [stderr] warning: `wordcount` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.20s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/wordcount-1d1c95d8f3d453ff) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/wc-62059f5483fcc29d) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests wordcount [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "b248d81386cbd4ce50a23882b6c29e84ae5c8b2c8a906405fc7bf08f498c36b9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b248d81386cbd4ce50a23882b6c29e84ae5c8b2c8a906405fc7bf08f498c36b9", kill_on_drop: false }` [INFO] [stdout] b248d81386cbd4ce50a23882b6c29e84ae5c8b2c8a906405fc7bf08f498c36b9