[INFO] fetching crate async-oneshot 0.5.0... [INFO] checking async-oneshot-0.5.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] extracting crate async-oneshot 0.5.0 into /workspace/builds/worker-1-tc1/source [INFO] validating manifest of crates.io crate async-oneshot 0.5.0 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 async-oneshot 0.5.0 [INFO] finished tweaking crates.io crate async-oneshot 0.5.0 [INFO] tweaked toml for crates.io crate async-oneshot 0.5.0 written to /workspace/builds/worker-1-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 70 packages [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding clap v2.34.0 (latest: v4.5.4) [INFO] [stderr] Adding criterion v0.3.6 (latest: v0.5.1) [INFO] [stderr] Adding criterion-plot v0.4.5 (latest: v0.5.0) [INFO] [stderr] Adding fastrand v1.9.0 (latest: v2.0.2) [INFO] [stderr] Adding futures-lite v1.13.0 (latest: v2.3.0) [INFO] [stderr] Adding half v1.8.3 (latest: v2.4.0) [INFO] [stderr] Adding hermit-abi v0.1.19 (latest: v0.3.9) [INFO] [stderr] Adding itertools v0.10.5 (latest: v0.12.1) [INFO] [stderr] Adding textwrap v0.11.0 (latest: v0.16.1) [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 waker-fn v1.1.1 [INFO] [stderr] Downloaded futures-lite v1.13.0 [INFO] [stderr] Downloaded fastrand v1.9.0 [INFO] [stderr] Downloaded parking v2.2.0 [INFO] [stderr] Downloaded futures-micro v0.5.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 5ed75c76324c50839e12683d5fb23b849f0fd4091676dbdb88070339bbfd8b37 [INFO] running `Command { std: "docker" "start" "-a" "5ed75c76324c50839e12683d5fb23b849f0fd4091676dbdb88070339bbfd8b37", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5ed75c76324c50839e12683d5fb23b849f0fd4091676dbdb88070339bbfd8b37", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5ed75c76324c50839e12683d5fb23b849f0fd4091676dbdb88070339bbfd8b37", kill_on_drop: false }` [INFO] [stdout] 5ed75c76324c50839e12683d5fb23b849f0fd4091676dbdb88070339bbfd8b37 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 42bb1c1b6576013110c959f6895ef26a112bfdff592e239ec6020d3438b097be [INFO] running `Command { std: "docker" "start" "-a" "42bb1c1b6576013110c959f6895ef26a112bfdff592e239ec6020d3438b097be", kill_on_drop: false }` [INFO] [stderr] Compiling crossbeam-utils v0.8.19 [INFO] [stderr] Compiling serde v1.0.197 [INFO] [stderr] Compiling rayon-core v1.12.1 [INFO] [stderr] Checking either v1.10.0 [INFO] [stderr] Checking itoa v1.0.11 [INFO] [stderr] Checking ryu v1.0.17 [INFO] [stderr] Compiling serde_json v1.0.115 [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Checking unicode-width v0.1.11 [INFO] [stderr] Checking regex-syntax v0.8.3 [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Checking csv-core v0.1.11 [INFO] [stderr] Checking half v1.8.3 [INFO] [stderr] Checking walkdir v2.5.0 [INFO] [stderr] Checking futures-micro v0.5.0 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking waker-fn v1.1.1 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking fastrand v1.9.0 [INFO] [stderr] Checking futures-core v0.3.30 [INFO] [stderr] Checking parking v2.2.0 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking futures-io v0.3.30 [INFO] [stderr] Checking async-oneshot v0.5.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Arc` is imported redundantly [INFO] [stdout] --> src/sender.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::*; [INFO] [stdout] | -------- the item `Arc` is already imported here [INFO] [stdout] 2 | use alloc::sync::Arc; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking clap v2.34.0 [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking futures-lite v1.13.0 [INFO] [stderr] Checking crossbeam-epoch v0.9.18 [INFO] [stderr] Checking regex-automata v0.4.6 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking crossbeam-deque v0.8.5 [INFO] [stderr] Checking criterion-plot v0.4.5 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking plotters v0.3.5 [INFO] [stderr] Checking regex v1.10.4 [INFO] [stderr] Checking serde_cbor v0.11.2 [INFO] [stderr] Checking csv v1.3.0 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking criterion v0.3.6 [INFO] [stdout] warning: the item `Arc` is imported redundantly [INFO] [stdout] --> src/sender.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::*; [INFO] [stdout] | -------- the item `Arc` is already imported here [INFO] [stdout] 2 | use alloc::sync::Arc; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.10s [INFO] running `Command { std: "docker" "inspect" "42bb1c1b6576013110c959f6895ef26a112bfdff592e239ec6020d3438b097be", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "42bb1c1b6576013110c959f6895ef26a112bfdff592e239ec6020d3438b097be", kill_on_drop: false }` [INFO] [stdout] 42bb1c1b6576013110c959f6895ef26a112bfdff592e239ec6020d3438b097be [INFO] checking async-oneshot-0.5.0 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] extracting crate async-oneshot 0.5.0 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate async-oneshot 0.5.0 on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate async-oneshot 0.5.0 [INFO] finished tweaking crates.io crate async-oneshot 0.5.0 [INFO] tweaked toml for crates.io crate async-oneshot 0.5.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 70 packages [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding clap v2.34.0 (latest: v4.5.4) [INFO] [stderr] Adding criterion v0.3.6 (latest: v0.5.1) [INFO] [stderr] Adding criterion-plot v0.4.5 (latest: v0.5.0) [INFO] [stderr] Adding fastrand v1.9.0 (latest: v2.0.2) [INFO] [stderr] Adding futures-lite v1.13.0 (latest: v2.3.0) [INFO] [stderr] Adding half v1.8.3 (latest: v2.4.0) [INFO] [stderr] Adding hermit-abi v0.1.19 (latest: v0.3.9) [INFO] [stderr] Adding itertools v0.10.5 (latest: v0.12.1) [INFO] [stderr] Adding textwrap v0.11.0 (latest: v0.16.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b8d2092e73f098b351077eeb26660e11cc9fb1737805b8095a00cc6bf5486e3b [INFO] running `Command { std: "docker" "start" "-a" "b8d2092e73f098b351077eeb26660e11cc9fb1737805b8095a00cc6bf5486e3b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b8d2092e73f098b351077eeb26660e11cc9fb1737805b8095a00cc6bf5486e3b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b8d2092e73f098b351077eeb26660e11cc9fb1737805b8095a00cc6bf5486e3b", kill_on_drop: false }` [INFO] [stdout] b8d2092e73f098b351077eeb26660e11cc9fb1737805b8095a00cc6bf5486e3b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 97f5920da0fcc8971664cd5bc9a8f30c9647b04691ed3b012782c1f11123327f [INFO] running `Command { std: "docker" "start" "-a" "97f5920da0fcc8971664cd5bc9a8f30c9647b04691ed3b012782c1f11123327f", kill_on_drop: false }` [INFO] [stderr] Compiling crossbeam-utils v0.8.19 [INFO] [stderr] Compiling serde v1.0.197 [INFO] [stderr] Checking itoa v1.0.11 [INFO] [stderr] Checking ryu v1.0.17 [INFO] [stderr] Checking either v1.10.0 [INFO] [stderr] Compiling rayon-core v1.12.1 [INFO] [stderr] Compiling serde_json v1.0.115 [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Checking unicode-width v0.1.11 [INFO] [stderr] Checking regex-syntax v0.8.3 [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Checking csv-core v0.1.11 [INFO] [stderr] Checking half v1.8.3 [INFO] [stderr] Checking walkdir v2.5.0 [INFO] [stderr] Checking futures-micro v0.5.0 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking parking v2.2.0 [INFO] [stderr] Checking futures-core v0.3.30 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking futures-io v0.3.30 [INFO] [stderr] Checking waker-fn v1.1.1 [INFO] [stderr] Checking fastrand v1.9.0 [INFO] [stderr] Checking async-oneshot v0.5.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking clap v2.34.0 [INFO] [stdout] warning: the item `Arc` is imported redundantly [INFO] [stdout] --> src/sender.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::*; [INFO] [stdout] | -------- the item `Arc` is already imported here [INFO] [stdout] 2 | use alloc::sync::Arc; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking futures-lite v1.13.0 [INFO] [stderr] Checking crossbeam-epoch v0.9.18 [INFO] [stderr] Checking crossbeam-deque v0.8.5 [INFO] [stderr] Checking regex-automata v0.4.6 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking criterion-plot v0.4.5 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking plotters v0.3.5 [INFO] [stderr] Checking regex v1.10.4 [INFO] [stderr] Checking csv v1.3.0 [INFO] [stderr] Checking serde_cbor v0.11.2 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking criterion v0.3.6 [INFO] [stdout] warning: the item `Arc` is imported redundantly [INFO] [stdout] --> src/sender.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::*; [INFO] [stdout] | -------- the item `Arc` is already imported here [INFO] [stdout] 2 | use alloc::sync::Arc; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.07s [INFO] running `Command { std: "docker" "inspect" "97f5920da0fcc8971664cd5bc9a8f30c9647b04691ed3b012782c1f11123327f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "97f5920da0fcc8971664cd5bc9a8f30c9647b04691ed3b012782c1f11123327f", kill_on_drop: false }` [INFO] [stdout] 97f5920da0fcc8971664cd5bc9a8f30c9647b04691ed3b012782c1f11123327f