[INFO] fetching crate onsen 0.14.0... [INFO] checking onsen-0.14.0 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170 [INFO] extracting crate onsen 0.14.0 into /workspace/builds/worker-3-tc1/source [INFO] started tweaking crates.io crate onsen 0.14.0 [INFO] finished tweaking crates.io crate onsen 0.14.0 [INFO] tweaked toml for crates.io crate onsen 0.14.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate onsen 0.14.0 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 99 packages to latest compatible versions [INFO] [stderr] Adding criterion v0.3.6 (available: v0.6.0) [INFO] [stderr] Adding serial_test v0.9.0 (available: v3.2.0) [INFO] [stderr] Adding threadcell v0.8.2 (available: v1.0.3) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded threadcell v0.8.2 [INFO] [stderr] Downloaded assoc_static v1.0.0 [INFO] [stderr] Downloaded serial_test_derive v0.9.0 [INFO] [stderr] Downloaded serial_test v0.9.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0152a9015931ab8f6d4be8a5a477572fa81336ee3cd3d43c65d221160c416229 [INFO] running `Command { std: "docker" "start" "-a" "0152a9015931ab8f6d4be8a5a477572fa81336ee3cd3d43c65d221160c416229", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0152a9015931ab8f6d4be8a5a477572fa81336ee3cd3d43c65d221160c416229", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0152a9015931ab8f6d4be8a5a477572fa81336ee3cd3d43c65d221160c416229", kill_on_drop: false }` [INFO] [stdout] 0152a9015931ab8f6d4be8a5a477572fa81336ee3cd3d43c65d221160c416229 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8a065ab73f82347c979c28a076ce701b987062f6038c2abc9b6e53e2b16e5a7a [INFO] running `Command { std: "docker" "start" "-a" "8a065ab73f82347c979c28a076ce701b987062f6038c2abc9b6e53e2b16e5a7a", kill_on_drop: false }` [INFO] [stderr] Compiling crossbeam-utils v0.8.21 [INFO] [stderr] Compiling serde v1.0.219 [INFO] [stderr] Compiling lock_api v0.4.13 [INFO] [stderr] Checking futures-core v0.3.31 [INFO] [stderr] Compiling parking_lot_core v0.9.11 [INFO] [stderr] Compiling rayon-core v1.12.1 [INFO] [stderr] Checking smallvec v1.15.1 [INFO] [stderr] Checking regex-syntax v0.8.5 [INFO] [stderr] Checking futures-channel v0.3.31 [INFO] [stderr] Checking unicode-width v0.1.14 [INFO] [stderr] Checking plotters-backend v0.3.7 [INFO] [stderr] Checking futures-util v0.3.31 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking plotters-svg v0.3.7 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Compiling syn v2.0.104 [INFO] [stderr] Checking csv-core v0.1.12 [INFO] [stderr] Checking cast v0.3.0 [INFO] [stderr] Checking lazy_static v1.5.0 [INFO] [stderr] Checking hashbrown v0.14.5 [INFO] [stderr] Checking crossbeam-epoch v0.9.18 [INFO] [stderr] Checking half v1.8.3 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking crossbeam-deque v0.8.6 [INFO] [stderr] Checking regex-automata v0.4.9 [INFO] [stderr] Checking dashmap v5.5.3 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking walkdir v2.5.0 [INFO] [stderr] Checking plotters v0.3.7 [INFO] [stderr] Checking criterion-plot v0.4.5 [INFO] [stderr] Checking parking_lot v0.12.4 [INFO] [stderr] Compiling serial_test_derive v0.9.0 [INFO] [stderr] Checking serde_json v1.0.140 [INFO] [stderr] Checking csv v1.3.1 [INFO] [stderr] Checking serde_cbor v0.11.2 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking oorandom v11.1.5 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking assoc_static v1.0.0 [INFO] [stderr] Checking threadcell v0.8.2 [INFO] [stderr] Checking regex v1.11.1 [INFO] [stderr] Checking onsen v0.14.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/refcounted.rs:75:5 [INFO] [stdout] | [INFO] [stdout] 75 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_attributes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/strongcounted.rs:49:5 [INFO] [stdout] | [INFO] [stdout] 49 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/trefcounted.rs:127:5 [INFO] [stdout] | [INFO] [stdout] 127 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/tstrongcounted.rs:109:5 [INFO] [stdout] | [INFO] [stdout] 109 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking futures-executor v0.3.31 [INFO] [stderr] Compiling serde_derive v1.0.219 [INFO] [stdout] error: implicit autoref creates a reference to the dereference of a raw pointer [INFO] [stdout] --> src/pool.rs:315:23 [INFO] [stdout] | [INFO] [stdout] 315 | while (*entry).freelist_node.next != start { [INFO] [stdout] | ^^-----^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this raw pointer has type `*mut entry::Entry` [INFO] [stdout] | [INFO] [stdout] = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements [INFO] [stdout] = note: references are created through calls to explicit `Deref(Mut)::deref(_mut)` implementations [INFO] [stdout] = note: `#[deny(dangerous_implicit_autorefs)]` on by default [INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit [INFO] [stdout] | [INFO] [stdout] 315 | while (&(*entry).freelist_node).next != start { [INFO] [stdout] | ++ + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: implicit autoref creates a reference to the dereference of a raw pointer [INFO] [stdout] --> src/pool.rs:317:29 [INFO] [stdout] | [INFO] [stdout] 317 | entry = (*entry).freelist_node.next; [INFO] [stdout] | ^^-----^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this raw pointer has type `*mut entry::Entry` [INFO] [stdout] | [INFO] [stdout] = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements [INFO] [stdout] = note: references are created through calls to explicit `Deref(Mut)::deref(_mut)` implementations [INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit [INFO] [stdout] | [INFO] [stdout] 317 | entry = (&(*entry).freelist_node).next; [INFO] [stdout] | ++ + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/stpool.rs:80:26 [INFO] [stdout] | [INFO] [stdout] 80 | pub fn acquire_guard(&self) -> Result>>, PoolOwnershipError> { [INFO] [stdout] | ^^^^^ ---------------------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 80 | pub fn acquire_guard(&self) -> Result>>, PoolOwnershipError> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking futures v0.3.31 [INFO] [stderr] error: could not compile `onsen` (lib) due to 2 previous errors; 5 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "8a065ab73f82347c979c28a076ce701b987062f6038c2abc9b6e53e2b16e5a7a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8a065ab73f82347c979c28a076ce701b987062f6038c2abc9b6e53e2b16e5a7a", kill_on_drop: false }` [INFO] [stdout] 8a065ab73f82347c979c28a076ce701b987062f6038c2abc9b6e53e2b16e5a7a