[INFO] fetching crate qcell 0.5.4... [INFO] checking qcell-0.5.4 against master#17ffbc81a30c094193836a5d7f90dff273b5df93 for pr-138785 [INFO] extracting crate qcell 0.5.4 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate qcell 0.5.4 on toolchain 17ffbc81a30c094193836a5d7f90dff273b5df93 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+17ffbc81a30c094193836a5d7f90dff273b5df93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate qcell 0.5.4 [INFO] finished tweaking crates.io crate qcell 0.5.4 [INFO] tweaked toml for crates.io crate qcell 0.5.4 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+17ffbc81a30c094193836a5d7f90dff273b5df93" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 67 packages to latest compatible versions [INFO] [stderr] Adding rand v0.8.5 (available: v0.9.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+17ffbc81a30c094193836a5d7f90dff273b5df93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+17ffbc81a30c094193836a5d7f90dff273b5df93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3308d93a4fcbd95472a84a728558948ef8c5f2e016524859248ee8b1c07b6ffb [INFO] running `Command { std: "docker" "start" "-a" "3308d93a4fcbd95472a84a728558948ef8c5f2e016524859248ee8b1c07b6ffb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3308d93a4fcbd95472a84a728558948ef8c5f2e016524859248ee8b1c07b6ffb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3308d93a4fcbd95472a84a728558948ef8c5f2e016524859248ee8b1c07b6ffb", kill_on_drop: false }` [INFO] [stdout] 3308d93a4fcbd95472a84a728558948ef8c5f2e016524859248ee8b1c07b6ffb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+17ffbc81a30c094193836a5d7f90dff273b5df93" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d2e5792609b427256a871d8d590da7e4fb619c6313b1c987d3167c2fa168368c [INFO] running `Command { std: "docker" "start" "-a" "d2e5792609b427256a871d8d590da7e4fb619c6313b1c987d3167c2fa168368c", kill_on_drop: false }` [INFO] [stderr] Compiling crossbeam-utils v0.8.21 [INFO] [stderr] Compiling libc v0.2.171 [INFO] [stderr] Compiling proc-macro2 v1.0.94 [INFO] [stderr] Compiling unicode-ident v1.0.18 [INFO] [stderr] Compiling zerocopy v0.8.24 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking once_cell v1.21.3 [INFO] [stderr] Checking static_assertions v1.1.0 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking qcell v0.5.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lib.rs:410:21 [INFO] [stdout] | [INFO] [stdout] 410 | struct Invariant(fn(T) -> T); [INFO] [stdout] | --------- ^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/tlcell.rs:12:22 [INFO] [stdout] | [INFO] [stdout] 12 | struct NotSendOrSync(*const ()); [INFO] [stdout] | ------------- ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Checking crossbeam-epoch v0.9.18 [INFO] [stderr] Checking crossbeam-channel v0.5.14 [INFO] [stderr] Checking crossbeam-queue v0.3.12 [INFO] [stderr] Compiling syn v2.0.100 [INFO] [stderr] Checking crossbeam-deque v0.8.6 [INFO] [stderr] Checking crossbeam v0.8.4 [INFO] [stderr] Checking getrandom v0.2.15 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking ppv-lite86 v0.2.21 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Compiling pin-project-internal v1.1.10 [INFO] [stderr] Checking pin-project v1.1.10 [INFO] [stdout] warning: unexpected `cfg` condition name: `features` [INFO] [stdout] --> src/assertions.rs:11:7 [INFO] [stdout] | [INFO] [stdout] 11 | #[cfg(features = "alloc")] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] help: there is a config with a similar name and value [INFO] [stdout] | [INFO] [stdout] 11 - #[cfg(features = "alloc")] [INFO] [stdout] 11 + #[cfg(feature = "alloc")] [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `features` [INFO] [stdout] --> src/assertions.rs:27:7 [INFO] [stdout] | [INFO] [stdout] 27 | #[cfg(features = "alloc")] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] help: there is a config with a similar name and value [INFO] [stdout] | [INFO] [stdout] 27 - #[cfg(features = "alloc")] [INFO] [stdout] 27 + #[cfg(feature = "alloc")] [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lib.rs:410:21 [INFO] [stdout] | [INFO] [stdout] 410 | struct Invariant(fn(T) -> T); [INFO] [stdout] | --------- ^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/tlcell.rs:12:22 [INFO] [stdout] | [INFO] [stdout] 12 | struct NotSendOrSync(*const ()); [INFO] [stdout] | ------------- ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Test` is never constructed [INFO] [stdout] --> src/assertions.rs:77:8 [INFO] [stdout] | [INFO] [stdout] 77 | struct Test(*const i32); [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.44s [INFO] running `Command { std: "docker" "inspect" "d2e5792609b427256a871d8d590da7e4fb619c6313b1c987d3167c2fa168368c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d2e5792609b427256a871d8d590da7e4fb619c6313b1c987d3167c2fa168368c", kill_on_drop: false }` [INFO] [stdout] d2e5792609b427256a871d8d590da7e4fb619c6313b1c987d3167c2fa168368c