[INFO] fetching crate cargo-expect 0.1.1... [INFO] checking cargo-expect-0.1.1 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate cargo-expect 0.1.1 into /workspace/builds/worker-4-tc1/source [INFO] validating manifest of crates.io crate cargo-expect 0.1.1 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate cargo-expect 0.1.1 [INFO] finished tweaking crates.io crate cargo-expect 0.1.1 [INFO] tweaked toml for crates.io crate cargo-expect 0.1.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 75 packages [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 clap v2.34.0 (latest: v4.5.4) [INFO] [stderr] Adding cloudabi v0.0.3 (latest: v0.1.0) [INFO] [stderr] Adding colored v1.9.4 (latest: v2.1.0) [INFO] [stderr] Adding crossbeam v0.4.1 (latest: v0.8.4) [INFO] [stderr] Adding crossbeam-channel v0.2.6 (latest: v0.5.12) [INFO] [stderr] Adding crossbeam-deque v0.5.2 (latest: v0.8.5) [INFO] [stderr] Adding crossbeam-epoch v0.5.2 (latest: v0.9.18) [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 heck v0.3.3 (latest: v0.5.0) [INFO] [stderr] Adding hermit-abi v0.1.19 (latest: v0.3.9) [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 parking_lot v0.6.4 (latest: v0.12.1) [INFO] [stderr] Adding parking_lot_core v0.3.1 (latest: v0.9.9) [INFO] [stderr] Adding proc-macro2 v0.4.30 (latest: v1.0.79) [INFO] [stderr] Adding quote v0.6.13 (latest: v1.0.35) [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 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 strsim v0.8.0 (latest: v0.11.1) [INFO] [stderr] Adding structopt v0.2.18 (latest: v0.3.26) [INFO] [stderr] Adding structopt-derive v0.2.18 (latest: v0.4.18) [INFO] [stderr] Adding syn v0.15.44 (latest: v2.0.58) [INFO] [stderr] Adding textwrap v0.11.0 (latest: v0.16.1) [INFO] [stderr] Adding unicode-xid v0.1.0 (latest: v0.2.4) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded structopt-derive v0.2.18 [INFO] [stderr] Downloaded crossbeam v0.4.1 [INFO] [stderr] Downloaded structopt v0.2.18 [INFO] [stderr] Downloaded memoffset v0.2.1 [INFO] [stderr] Downloaded crossbeam-epoch v0.5.2 [INFO] [stderr] Downloaded lock_api v0.1.5 [INFO] [stderr] Downloaded parking_lot_core v0.3.1 [INFO] [stderr] Downloaded crossbeam-deque v0.5.2 [INFO] [stderr] Downloaded scopeguard v0.3.3 [INFO] [stderr] Downloaded crossbeam-epoch v0.6.1 [INFO] [stderr] Downloaded crossbeam-channel v0.2.6 [INFO] [stderr] Downloaded parking_lot v0.6.4 [INFO] [stderr] Downloaded arrayvec v0.4.12 [INFO] [stderr] Downloaded crossbeam-utils v0.5.0 [INFO] [stderr] Downloaded owning_ref v0.4.1 [INFO] [stderr] Downloaded expectation-shared v0.1.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] cf97b0621d3f3ea6236c8c76b44a0b627ef9c173699b2ffabffa260368017b18 [INFO] running `Command { std: "docker" "start" "-a" "cf97b0621d3f3ea6236c8c76b44a0b627ef9c173699b2ffabffa260368017b18", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cf97b0621d3f3ea6236c8c76b44a0b627ef9c173699b2ffabffa260368017b18", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cf97b0621d3f3ea6236c8c76b44a0b627ef9c173699b2ffabffa260368017b18", kill_on_drop: false }` [INFO] [stdout] cf97b0621d3f3ea6236c8c76b44a0b627ef9c173699b2ffabffa260368017b18 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d7603adf3afdaa4397f037fd7cc467dfd4d183617e6852292937d74337f7fa49 [INFO] running `Command { std: "docker" "start" "-a" "d7603adf3afdaa4397f037fd7cc467dfd4d183617e6852292937d74337f7fa49", kill_on_drop: false }` [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling arrayvec v0.4.12 [INFO] [stderr] Checking scopeguard v0.3.3 [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Checking nodrop v0.1.14 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Checking memoffset v0.2.1 [INFO] [stderr] Checking crossbeam-utils v0.5.0 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Checking colored v1.9.4 [INFO] [stderr] Checking expectation-shared v0.1.0 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Checking owning_ref v0.4.1 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking lock_api v0.1.5 [INFO] [stderr] Checking rand v0.5.6 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking smallvec v0.6.14 [INFO] [stderr] Compiling parking_lot_core v0.3.1 [INFO] [stderr] Checking crossbeam-epoch v0.5.2 [INFO] [stderr] Checking crossbeam-epoch v0.6.1 [INFO] [stderr] Checking crossbeam-deque v0.5.2 [INFO] [stderr] Checking parking_lot v0.6.4 [INFO] [stderr] Checking crossbeam-channel v0.2.6 [INFO] [stderr] Checking crossbeam v0.4.1 [INFO] [stderr] Compiling structopt-derive v0.2.18 [INFO] [stderr] Checking structopt v0.2.18 [INFO] [stderr] Checking cargo-expect v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `serde_json` is imported redundantly [INFO] [stdout] --> src/command.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use serde_json; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:4:1 [INFO] [stdout] | [INFO] [stdout] 4 | extern crate serde_json; [INFO] [stdout] | ------------------------ the item `serde_json` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `serde_json` is imported redundantly [INFO] [stdout] --> src/command.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use serde_json; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:4:1 [INFO] [stdout] | [INFO] [stdout] 4 | extern crate serde_json; [INFO] [stdout] | ------------------------ the item `serde_json` 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/promote.rs:5:53 [INFO] [stdout] | [INFO] [stdout] 5 | pub fn promote(result: &ResultKind, filesystem: Box) -> IoResult { [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: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 5 | pub fn promote(result: &ResultKind, filesystem: Box) -> IoResult { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/promote.rs:5:53 [INFO] [stdout] | [INFO] [stdout] 5 | pub fn promote(result: &ResultKind, filesystem: Box) -> IoResult { [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: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 5 | pub fn promote(result: &ResultKind, filesystem: Box) -> IoResult { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/output.rs:52:42 [INFO] [stdout] | [INFO] [stdout] 52 | println!(" ► {}", ioe.description()); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/output.rs:52:42 [INFO] [stdout] | [INFO] [stdout] 52 | println!(" ► {}", ioe.description()); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` 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 2.57s [INFO] running `Command { std: "docker" "inspect" "d7603adf3afdaa4397f037fd7cc467dfd4d183617e6852292937d74337f7fa49", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d7603adf3afdaa4397f037fd7cc467dfd4d183617e6852292937d74337f7fa49", kill_on_drop: false }` [INFO] [stdout] d7603adf3afdaa4397f037fd7cc467dfd4d183617e6852292937d74337f7fa49 [INFO] checking cargo-expect-0.1.1 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate cargo-expect 0.1.1 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate cargo-expect 0.1.1 on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate cargo-expect 0.1.1 [INFO] finished tweaking crates.io crate cargo-expect 0.1.1 [INFO] tweaked toml for crates.io crate cargo-expect 0.1.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6eeec978bf0358b9c84b7d91c5ca055523b960569788b3a69ef8bcea48027357 [INFO] running `Command { std: "docker" "start" "-a" "6eeec978bf0358b9c84b7d91c5ca055523b960569788b3a69ef8bcea48027357", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6eeec978bf0358b9c84b7d91c5ca055523b960569788b3a69ef8bcea48027357", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6eeec978bf0358b9c84b7d91c5ca055523b960569788b3a69ef8bcea48027357", kill_on_drop: false }` [INFO] [stdout] 6eeec978bf0358b9c84b7d91c5ca055523b960569788b3a69ef8bcea48027357 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d69c4773a548d12db46e5af581623f774c4f969b00aa99e032f681234c66eb5d [INFO] running `Command { std: "docker" "start" "-a" "d69c4773a548d12db46e5af581623f774c4f969b00aa99e032f681234c66eb5d", kill_on_drop: false }` [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling arrayvec v0.4.12 [INFO] [stderr] Checking scopeguard v0.3.3 [INFO] [stderr] Checking nodrop v0.1.14 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Checking memoffset v0.2.1 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Checking crossbeam-utils v0.5.0 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking is-terminal v0.4.12 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Checking owning_ref v0.4.1 [INFO] [stderr] Checking colored v1.9.4 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking lock_api v0.1.5 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking rand v0.5.6 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking smallvec v0.6.14 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking crossbeam-epoch v0.5.2 [INFO] [stderr] Checking crossbeam-epoch v0.6.1 [INFO] [stderr] Compiling parking_lot_core v0.3.1 [INFO] [stderr] Checking crossbeam-deque v0.5.2 [INFO] [stderr] Checking parking_lot v0.6.4 [INFO] [stderr] Checking crossbeam-channel v0.2.6 [INFO] [stderr] Checking crossbeam v0.4.1 [INFO] [stderr] Compiling structopt-derive v0.2.18 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Checking structopt v0.2.18 [INFO] [stderr] Checking expectation-shared v0.1.0 [INFO] [stderr] Checking cargo-expect v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `serde_json` is imported redundantly [INFO] [stdout] --> src/command.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use serde_json; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:4:1 [INFO] [stdout] | [INFO] [stdout] 4 | extern crate serde_json; [INFO] [stdout] | ------------------------ the item `serde_json` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `serde_json` is imported redundantly [INFO] [stdout] --> src/command.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use serde_json; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:4:1 [INFO] [stdout] | [INFO] [stdout] 4 | extern crate serde_json; [INFO] [stdout] | ------------------------ the item `serde_json` 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/promote.rs:5:53 [INFO] [stdout] | [INFO] [stdout] 5 | pub fn promote(result: &ResultKind, filesystem: Box) -> IoResult { [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: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 5 | pub fn promote(result: &ResultKind, filesystem: Box) -> IoResult { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/promote.rs:5:53 [INFO] [stdout] | [INFO] [stdout] 5 | pub fn promote(result: &ResultKind, filesystem: Box) -> IoResult { [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: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 5 | pub fn promote(result: &ResultKind, filesystem: Box) -> IoResult { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0283]: type annotations needed [INFO] [stdout] --> src/command.rs:30:11 [INFO] [stdout] | [INFO] [stdout] 30 | spawn(move || loop { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: cannot satisfy `_: Send` [INFO] [stdout] note: required by a bound in `spawn` [INFO] [stdout] --> /rustc/3a4bc97f6385a3aa300a4fd689b44350e54fd676/library/std/src/thread/mod.rs:672:1 [INFO] [stdout] help: try giving this closure an explicit return type [INFO] [stdout] | [INFO] [stdout] 30 ~ spawn(move || -> /* Type */ { loop { [INFO] [stdout] 31 | let sender = sender.clone(); [INFO] [stdout] ... [INFO] [stdout] 45 | } [INFO] [stdout] 46 ~ } }); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0283]: type annotations needed [INFO] [stdout] --> src/command.rs:30:11 [INFO] [stdout] | [INFO] [stdout] 30 | spawn(move || loop { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: cannot satisfy `_: Send` [INFO] [stdout] note: required by a bound in `spawn` [INFO] [stdout] --> /rustc/3a4bc97f6385a3aa300a4fd689b44350e54fd676/library/std/src/thread/mod.rs:672:1 [INFO] [stdout] help: try giving this closure an explicit return type [INFO] [stdout] | [INFO] [stdout] 30 ~ spawn(move || -> /* Type */ { loop { [INFO] [stdout] 31 | let sender = sender.clone(); [INFO] [stdout] ... [INFO] [stdout] 45 | } [INFO] [stdout] 46 ~ } }); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/output.rs:52:42 [INFO] [stdout] | [INFO] [stdout] 52 | println!(" ► {}", ioe.description()); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/output.rs:52:42 [INFO] [stdout] | [INFO] [stdout] 52 | println!(" ► {}", ioe.description()); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0283`. [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0283`. [INFO] [stdout] [INFO] [stderr] error: could not compile `cargo-expect` (bin "cargo-expect" test) due to 2 previous errors; 3 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `cargo-expect` (bin "cargo-expect") due to 2 previous errors; 3 warnings emitted [INFO] running `Command { std: "docker" "inspect" "d69c4773a548d12db46e5af581623f774c4f969b00aa99e032f681234c66eb5d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d69c4773a548d12db46e5af581623f774c4f969b00aa99e032f681234c66eb5d", kill_on_drop: false }` [INFO] [stdout] d69c4773a548d12db46e5af581623f774c4f969b00aa99e032f681234c66eb5d