[INFO] fetching crate tk-cantal 0.3.2... [INFO] checking tk-cantal-0.3.2 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate tk-cantal 0.3.2 into /workspace/builds/worker-2-tc1/source [INFO] validating manifest of crates.io crate tk-cantal 0.3.2 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 tk-cantal 0.3.2 [INFO] finished tweaking crates.io crate tk-cantal 0.3.2 [INFO] tweaked toml for crates.io crate tk-cantal 0.3.2 written to /workspace/builds/worker-2-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 117 packages [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding bytes v0.4.12 (latest: v1.6.0) [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-deque v0.7.4 (latest: v0.8.5) [INFO] [stderr] Adding crossbeam-epoch v0.8.2 (latest: v0.9.18) [INFO] [stderr] Adding crossbeam-queue v0.2.3 (latest: v0.3.11) [INFO] [stderr] Adding crossbeam-utils v0.7.2 (latest: v0.8.19) [INFO] [stderr] Adding env_logger v0.5.13 (latest: v0.11.3) [INFO] [stderr] Adding futures v0.1.31 (latest: v0.3.30) [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 idna v0.1.5 (latest: v0.5.0) [INFO] [stderr] Adding lock_api v0.3.4 (latest: v0.4.11) [INFO] [stderr] Adding memoffset v0.5.6 (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 object v0.32.2 (latest: v0.34.0) [INFO] [stderr] Adding parking_lot v0.9.0 (latest: v0.12.1) [INFO] [stderr] Adding parking_lot_core v0.6.3 (latest: v0.9.9) [INFO] [stderr] Adding percent-encoding v1.0.1 (latest: v2.3.1) [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_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 v0.1.57 (latest: v0.5.1) [INFO] [stderr] Adding rustc_version v0.2.3 (latest: v0.4.0) [INFO] [stderr] Adding scoped-tls v0.1.2 (latest: v1.0.1) [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 sha1 v0.4.0 (latest: v0.10.6) [INFO] [stderr] Adding smallvec v0.6.14 (latest: v1.13.2) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.58) [INFO] [stderr] Adding synstructure v0.12.6 (latest: v0.13.1) [INFO] [stderr] Adding tokio v0.1.22 (latest: v1.37.0) [INFO] [stderr] Adding url v1.7.2 (latest: v2.5.0) [INFO] [stderr] Adding winapi v0.2.8 (latest: v0.3.9) [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 tk-bufstream v0.3.0 [INFO] [stderr] Downloaded sha1 v0.4.0 [INFO] [stderr] Downloaded tk-easyloop v0.1.1 [INFO] [stderr] Downloaded serde_millis v0.1.1 [INFO] [stderr] Downloaded abstract-ns v0.4.3 [INFO] [stderr] Downloaded tk-pool v0.5.3 [INFO] [stderr] Downloaded netbuf v0.4.1 [INFO] [stderr] Downloaded tk-http v0.3.9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 9f509cc88d55851f091fb3735ee4385d93e74c715cd432946e28213d45384b75 [INFO] running `Command { std: "docker" "start" "-a" "9f509cc88d55851f091fb3735ee4385d93e74c715cd432946e28213d45384b75", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9f509cc88d55851f091fb3735ee4385d93e74c715cd432946e28213d45384b75", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9f509cc88d55851f091fb3735ee4385d93e74c715cd432946e28213d45384b75", kill_on_drop: false }` [INFO] [stdout] 9f509cc88d55851f091fb3735ee4385d93e74c715cd432946e28213d45384b75 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 0222f42e3745cefbdaf7b770920e12823723e185718e9ed1ac5b8497e4178e1e [INFO] running `Command { std: "docker" "start" "-a" "0222f42e3745cefbdaf7b770920e12823723e185718e9ed1ac5b8497e4178e1e", kill_on_drop: false }` [INFO] [stderr] Checking tokio-io v0.1.13 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking tokio-threadpool v0.1.18 [INFO] [stderr] Checking scoped-tls v0.1.2 [INFO] [stderr] Checking matches v0.1.10 [INFO] [stderr] Checking netbuf v0.4.1 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking percent-encoding v1.0.1 [INFO] [stderr] Checking backtrace v0.3.71 [INFO] [stderr] Checking abstract-ns v0.4.3 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking sha1 v0.4.0 [INFO] [stderr] Checking serde_millis v0.1.1 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking env_logger v0.5.13 [INFO] [stderr] Checking tokio-codec v0.1.2 [INFO] [stderr] Checking tk-bufstream v0.3.0 [INFO] [stderr] Checking tokio-fs v0.1.7 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking url v1.7.2 [INFO] [stderr] Checking tokio-reactor v0.1.12 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Checking tokio-uds v0.2.7 [INFO] [stderr] Checking tokio-tcp v0.1.4 [INFO] [stderr] Checking tokio-udp v0.1.6 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stderr] Checking tokio-core v0.1.18 [INFO] [stderr] Checking tk-pool v0.5.3 [INFO] [stderr] Checking tk-http v0.3.9 [INFO] [stderr] Checking tk-easyloop v0.1.1 [INFO] [stderr] Checking tk-cantal v0.3.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `tk_pool` is imported redundantly [INFO] [stdout] --> src/connect.rs:9:15 [INFO] [stdout] | [INFO] [stdout] 9 | use tk_pool::{self, pool_for}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:24:1 [INFO] [stdout] | [INFO] [stdout] 24 | extern crate tk_pool; [INFO] [stdout] | --------------------- the item `tk_pool` 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/connect.rs:16:42 [INFO] [stdout] | [INFO] [stdout] 16 | pub type Pool = tk_pool::queue::Pool, Error>>>, [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] 16 | pub type Pool = tk_pool::queue::Pool src/connect.rs:9:15 [INFO] [stdout] | [INFO] [stdout] 9 | use tk_pool::{self, pool_for}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:24:1 [INFO] [stdout] | [INFO] [stdout] 24 | extern crate tk_pool; [INFO] [stdout] | --------------------- the item `tk_pool` 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/connect.rs:16:42 [INFO] [stdout] | [INFO] [stdout] 16 | pub type Pool = tk_pool::queue::Pool, Error>>>, [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] 16 | pub type Pool = tk_pool::queue::Pool src/connect.rs:9:15 [INFO] [stdout] | [INFO] [stdout] 9 | use tk_pool::{self, pool_for}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:24:1 [INFO] [stdout] | [INFO] [stdout] 24 | extern crate tk_pool; [INFO] [stdout] | --------------------- the item `tk_pool` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `tk_pool` is imported redundantly [INFO] [stdout] --> src/connect.rs:9:15 [INFO] [stdout] | [INFO] [stdout] 9 | use tk_pool::{self, pool_for}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:24:1 [INFO] [stdout] | [INFO] [stdout] 24 | extern crate tk_pool; [INFO] [stdout] | --------------------- the item `tk_pool` 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/connect.rs:16:42 [INFO] [stdout] | [INFO] [stdout] 16 | pub type Pool = tk_pool::queue::Pool, Error>>>, [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] 16 | pub type Pool = tk_pool::queue::Pool src/connect.rs:16:42 [INFO] [stdout] | [INFO] [stdout] 16 | pub type Pool = tk_pool::queue::Pool, Error>>>, [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] 16 | pub type Pool = tk_pool::queue::Pool