[INFO] fetching crate tail-reader 3.0.0... [INFO] checking tail-reader-3.0.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate tail-reader 3.0.0 into /workspace/builds/worker-7-tc1/source [INFO] validating manifest of crates.io crate tail-reader 3.0.0 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate tail-reader 3.0.0 [INFO] finished tweaking crates.io crate tail-reader 3.0.0 [INFO] tweaked toml for crates.io crate tail-reader 3.0.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 108 packages [INFO] [stderr] Adding ansi_term v0.11.0 (latest: v0.12.1) [INFO] [stderr] Adding arrayvec v0.4.12 (latest: v0.7.4) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding cfg-if v0.1.10 (latest: v1.0.0) [INFO] [stderr] Adding cloudabi v0.0.3 (latest: v0.1.0) [INFO] [stderr] Adding crossbeam-channel v0.2.6 (latest: v0.5.12) [INFO] [stderr] Adding crossbeam-epoch v0.6.1 (latest: v0.9.18) [INFO] [stderr] Adding crossbeam-utils v0.5.0 (latest: v0.8.19) [INFO] [stderr] Adding crossbeam-utils v0.6.6 (latest: v0.8.19) [INFO] [stderr] Adding env_logger v0.5.13 (latest: v0.11.3) [INFO] [stderr] Adding fsevent v0.4.0 (latest: v2.1.2) [INFO] [stderr] Adding fsevent-sys v2.0.1 (latest: v4.1.0) [INFO] [stderr] Adding hermit-abi v0.1.19 (latest: v0.3.9) [INFO] [stderr] Adding humantime v1.3.0 (latest: v2.1.0) [INFO] [stderr] Adding inotify v0.7.1 (latest: v0.10.2) [INFO] [stderr] Adding lock_api v0.1.5 (latest: v0.4.11) [INFO] [stderr] Adding memoffset v0.2.1 (latest: v0.9.1) [INFO] [stderr] Adding mio v0.6.23 (latest: v0.8.11) [INFO] [stderr] Adding miow v0.2.2 (latest: v0.6.0) [INFO] [stderr] Adding notify v4.0.17 (latest: v6.1.1) [INFO] [stderr] Adding owning_ref v0.3.3 (latest: v0.4.1) [INFO] [stderr] Adding parking_lot v0.4.8 (latest: v0.12.1) [INFO] [stderr] Adding parking_lot v0.6.4 (latest: v0.12.1) [INFO] [stderr] Adding parking_lot_core v0.2.14 (latest: v0.9.9) [INFO] [stderr] Adding parking_lot_core v0.3.1 (latest: v0.9.9) [INFO] [stderr] Adding pretty_env_logger v0.2.5 (latest: v0.5.0) [INFO] [stderr] Adding quick-error v1.2.3 (latest: v2.0.1) [INFO] [stderr] Adding rand v0.4.6 (latest: v0.8.5) [INFO] [stderr] Adding rand v0.5.6 (latest: v0.8.5) [INFO] [stderr] Adding rand_core v0.3.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_core v0.4.2 (latest: v0.6.4) [INFO] [stderr] Adding rdrand v0.4.0 (latest: v0.8.3) [INFO] [stderr] Adding redox_syscall v0.4.1 (latest: v0.5.1) [INFO] [stderr] Adding rustc_version v0.2.3 (latest: v0.4.0) [INFO] [stderr] Adding scopeguard v0.3.3 (latest: v1.2.0) [INFO] [stderr] Adding semver v0.9.0 (latest: v1.0.22) [INFO] [stderr] Adding semver-parser v0.7.0 (latest: v0.10.2) [INFO] [stderr] Adding smallvec v0.6.14 (latest: v1.13.2) [INFO] [stderr] Adding winapi v0.2.8 (latest: v0.3.9) [INFO] [stderr] Adding windows-core v0.52.0 (latest: v0.55.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded crossbeam-channel v0.2.6 [INFO] [stderr] Downloaded parking_lot_core v0.2.14 [INFO] [stderr] Downloaded chashmap v2.2.2 [INFO] [stderr] Downloaded owning_ref v0.3.3 [INFO] [stderr] Downloaded parking_lot v0.4.8 [INFO] [stderr] Downloaded memoffset v0.2.1 [INFO] [stderr] Downloaded crossbeam-epoch v0.6.1 [INFO] [stderr] Downloaded crossbeam-utils v0.5.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c3ae74ed7546d20edfeae8d09d83812dfd31288784309b7d709dfc626a982578 [INFO] running `Command { std: "docker" "start" "-a" "c3ae74ed7546d20edfeae8d09d83812dfd31288784309b7d709dfc626a982578", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c3ae74ed7546d20edfeae8d09d83812dfd31288784309b7d709dfc626a982578", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c3ae74ed7546d20edfeae8d09d83812dfd31288784309b7d709dfc626a982578", kill_on_drop: false }` [INFO] [stdout] c3ae74ed7546d20edfeae8d09d83812dfd31288784309b7d709dfc626a982578 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1143416d8d9ce56725f3a0fea751d2cb42a16e79e8afd245f524fb6bbf4e4e57 [INFO] running `Command { std: "docker" "start" "-a" "1143416d8d9ce56725f3a0fea751d2cb42a16e79e8afd245f524fb6bbf4e4e57", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Checking memchr v2.7.2 [INFO] [stderr] Checking scopeguard v0.3.3 [INFO] [stderr] Compiling arrayvec v0.4.12 [INFO] [stderr] Checking nodrop v0.1.14 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking memoffset v0.2.1 [INFO] [stderr] Checking lazycell v1.3.0 [INFO] [stderr] Checking termcolor v1.4.1 [INFO] [stderr] Checking chrono v0.4.37 [INFO] [stderr] Checking crossbeam-utils v0.5.0 [INFO] [stderr] Checking owning_ref v0.4.1 [INFO] [stderr] Checking owning_ref v0.3.3 [INFO] [stderr] Checking walkdir v2.5.0 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking lock_api v0.1.5 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking smallvec v0.6.14 [INFO] [stderr] Checking aho-corasick v1.1.3 [INFO] [stderr] Compiling parking_lot_core v0.3.1 [INFO] [stderr] Checking crossbeam-epoch v0.6.1 [INFO] [stderr] Checking net2 v0.2.39 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking rand v0.5.6 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking inotify-sys v0.1.5 [INFO] [stderr] Checking filetime v0.2.23 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking inotify v0.7.1 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking parking_lot_core v0.2.14 [INFO] [stderr] Checking parking_lot v0.4.8 [INFO] [stderr] Checking regex-automata v0.4.6 [INFO] [stderr] Checking parking_lot v0.6.4 [INFO] [stderr] Checking chashmap v2.2.2 [INFO] [stderr] Checking mio-extras v2.0.6 [INFO] [stderr] Checking crossbeam-channel v0.2.6 [INFO] [stderr] Checking notify v4.0.17 [INFO] [stderr] Checking regex v1.10.4 [INFO] [stderr] Checking env_logger v0.5.13 [INFO] [stderr] Checking pretty_env_logger v0.2.5 [INFO] [stderr] Checking tail-reader v3.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `num_cpus` is imported redundantly [INFO] [stdout] --> src/tail_reader.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use num_cpus; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:8:1 [INFO] [stdout] | [INFO] [stdout] 8 | extern crate num_cpus; [INFO] [stdout] | ---------------------- the item `num_cpus` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `num_cpus` is imported redundantly [INFO] [stdout] --> src/tail_reader.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use num_cpus; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:8:1 [INFO] [stdout] | [INFO] [stdout] 8 | extern crate num_cpus; [INFO] [stdout] | ---------------------- the item `num_cpus` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/tail_reader.rs:42:41 [INFO] [stdout] | [INFO] [stdout] 42 | pub fn tail(self) -> Result<(), Box> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) 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: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 42 | pub fn tail(self) -> Result<(), Box> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/tail_reader.rs:42:41 [INFO] [stdout] | [INFO] [stdout] 42 | pub fn tail(self) -> Result<(), Box> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) 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: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 42 | pub fn tail(self) -> Result<(), Box> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static variable `tail_info_map` should have an upper case name [INFO] [stdout] --> src/tail_reader.rs:100:20 [INFO] [stdout] | [INFO] [stdout] 100 | static ref tail_info_map: Arc> = Arc::new(CHashMap::new()); [INFO] [stdout] | ^^^^^^^^^^^^^ help: convert the identifier to upper case: `TAIL_INFO_MAP` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static variable `tail_info_map` should have an upper case name [INFO] [stdout] --> src/tail_reader.rs:100:20 [INFO] [stdout] | [INFO] [stdout] 100 | static ref tail_info_map: Arc> = Arc::new(CHashMap::new()); [INFO] [stdout] | ^^^^^^^^^^^^^ help: convert the identifier to upper case: `TAIL_INFO_MAP` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.82s [INFO] running `Command { std: "docker" "inspect" "1143416d8d9ce56725f3a0fea751d2cb42a16e79e8afd245f524fb6bbf4e4e57", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1143416d8d9ce56725f3a0fea751d2cb42a16e79e8afd245f524fb6bbf4e4e57", kill_on_drop: false }` [INFO] [stdout] 1143416d8d9ce56725f3a0fea751d2cb42a16e79e8afd245f524fb6bbf4e4e57 [INFO] checking tail-reader-3.0.0 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] extracting crate tail-reader 3.0.0 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate tail-reader 3.0.0 on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate tail-reader 3.0.0 [INFO] finished tweaking crates.io crate tail-reader 3.0.0 [INFO] tweaked toml for crates.io crate tail-reader 3.0.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c1b9cd26340ab912498fc07f9211b24ac72d29f71b74d9086d481a7dc4ff6588 [INFO] running `Command { std: "docker" "start" "-a" "c1b9cd26340ab912498fc07f9211b24ac72d29f71b74d9086d481a7dc4ff6588", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c1b9cd26340ab912498fc07f9211b24ac72d29f71b74d9086d481a7dc4ff6588", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c1b9cd26340ab912498fc07f9211b24ac72d29f71b74d9086d481a7dc4ff6588", kill_on_drop: false }` [INFO] [stdout] c1b9cd26340ab912498fc07f9211b24ac72d29f71b74d9086d481a7dc4ff6588 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b08928794383de0581737b217f4e97c2fbe19f69f8144732c33cb36920514fdd [INFO] running `Command { std: "docker" "start" "-a" "b08928794383de0581737b217f4e97c2fbe19f69f8144732c33cb36920514fdd", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Checking memchr v2.7.2 [INFO] [stderr] Checking scopeguard v0.3.3 [INFO] [stderr] Compiling arrayvec v0.4.12 [INFO] [stderr] Checking nodrop v0.1.14 [INFO] [stderr] Checking lazycell v1.3.0 [INFO] [stderr] Checking memoffset v0.2.1 [INFO] [stderr] Checking termcolor v1.4.1 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking chrono v0.4.37 [INFO] [stderr] Checking owning_ref v0.4.1 [INFO] [stderr] Checking owning_ref v0.3.3 [INFO] [stderr] Checking walkdir v2.5.0 [INFO] [stderr] Checking crossbeam-utils v0.5.0 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking lock_api v0.1.5 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking smallvec v0.6.14 [INFO] [stderr] Checking aho-corasick v1.1.3 [INFO] [stderr] Compiling parking_lot_core v0.3.1 [INFO] [stderr] Checking crossbeam-epoch v0.6.1 [INFO] [stderr] Checking net2 v0.2.39 [INFO] [stderr] Checking rand v0.5.6 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking inotify-sys v0.1.5 [INFO] [stderr] Checking filetime v0.2.23 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking inotify v0.7.1 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking parking_lot_core v0.2.14 [INFO] [stderr] Checking mio-extras v2.0.6 [INFO] [stderr] Checking regex-automata v0.4.6 [INFO] [stderr] Checking parking_lot v0.4.8 [INFO] [stderr] Checking notify v4.0.17 [INFO] [stderr] Checking chashmap v2.2.2 [INFO] [stderr] Checking parking_lot v0.6.4 [INFO] [stderr] Checking crossbeam-channel v0.2.6 [INFO] [stderr] Checking regex v1.10.4 [INFO] [stderr] Checking env_logger v0.5.13 [INFO] [stderr] Checking pretty_env_logger v0.2.5 [INFO] [stderr] Checking tail-reader v3.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `num_cpus` is imported redundantly [INFO] [stdout] --> src/tail_reader.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use num_cpus; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:8:1 [INFO] [stdout] | [INFO] [stdout] 8 | extern crate num_cpus; [INFO] [stdout] | ---------------------- the item `num_cpus` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/tail_reader.rs:42:41 [INFO] [stdout] | [INFO] [stdout] 42 | pub fn tail(self) -> Result<(), Box> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) 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: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 42 | pub fn tail(self) -> Result<(), Box> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `num_cpus` is imported redundantly [INFO] [stdout] --> src/tail_reader.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use num_cpus; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:8:1 [INFO] [stdout] | [INFO] [stdout] 8 | extern crate num_cpus; [INFO] [stdout] | ---------------------- the item `num_cpus` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/tail_reader.rs:42:41 [INFO] [stdout] | [INFO] [stdout] 42 | pub fn tail(self) -> Result<(), Box> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) 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: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 42 | pub fn tail(self) -> Result<(), Box> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static variable `tail_info_map` should have an upper case name [INFO] [stdout] --> src/tail_reader.rs:100:20 [INFO] [stdout] | [INFO] [stdout] 100 | static ref tail_info_map: Arc> = Arc::new(CHashMap::new()); [INFO] [stdout] | ^^^^^^^^^^^^^ help: convert the identifier to upper case: `TAIL_INFO_MAP` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static variable `tail_info_map` should have an upper case name [INFO] [stdout] --> src/tail_reader.rs:100:20 [INFO] [stdout] | [INFO] [stdout] 100 | static ref tail_info_map: Arc> = Arc::new(CHashMap::new()); [INFO] [stdout] | ^^^^^^^^^^^^^ help: convert the identifier to upper case: `TAIL_INFO_MAP` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.79s [INFO] running `Command { std: "docker" "inspect" "b08928794383de0581737b217f4e97c2fbe19f69f8144732c33cb36920514fdd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b08928794383de0581737b217f4e97c2fbe19f69f8144732c33cb36920514fdd", kill_on_drop: false }` [INFO] [stdout] b08928794383de0581737b217f4e97c2fbe19f69f8144732c33cb36920514fdd