[INFO] fetching crate libremexre 0.1.12... [INFO] testing libremexre-0.1.12 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8 [INFO] extracting crate libremexre 0.1.12 into /workspace/builds/worker-0-tc1/source [INFO] started tweaking crates.io crate libremexre 0.1.12 [INFO] finished tweaking crates.io crate libremexre 0.1.12 [INFO] tweaked toml for crates.io crate libremexre 0.1.12 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate libremexre 0.1.12 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 235 packages to latest compatible versions [INFO] [stderr] Adding derive_more v0.15.0 (available: v2.0.1) [INFO] [stderr] Adding futures v0.1.31 (available: v0.3.31) [INFO] [stderr] Adding packer v0.3.1 (available: v0.5.7) [INFO] [stderr] Adding pretty_env_logger v0.3.1 (available: v0.5.0) [INFO] [stderr] Adding tokio v0.1.22 (available: v1.48.0) [INFO] [stderr] Adding warp v0.1.23 (available: v0.4.2) [INFO] [stderr] Adding wasi v0.10.0+wasi-snapshot-preview1 (available: v0.10.2+wasi-snapshot-preview1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded input_buffer v0.2.0 [INFO] [stderr] Downloaded tokio-codec v0.1.2 [INFO] [stderr] Downloaded tokio-udp v0.1.6 [INFO] [stderr] Downloaded env_logger v0.6.2 [INFO] [stderr] Downloaded pretty_env_logger v0.3.1 [INFO] [stderr] Downloaded version_check v0.1.5 [INFO] [stderr] Downloaded tokio-uds v0.2.7 [INFO] [stderr] Downloaded warp v0.1.23 [INFO] [stderr] Downloaded tokio-fs v0.1.7 [INFO] [stderr] Downloaded crossbeam-deque v0.7.4 [INFO] [stderr] Downloaded parking_lot_core v0.6.3 [INFO] [stderr] Downloaded derive_more v0.15.0 [INFO] [stderr] Downloaded twoway v0.1.8 [INFO] [stderr] Downloaded antidote v1.0.0 [INFO] [stderr] Downloaded phf v0.7.24 [INFO] [stderr] Downloaded safemem v0.3.3 [INFO] [stderr] Downloaded phf_codegen v0.7.24 [INFO] [stderr] Downloaded mime_guess v1.8.8 [INFO] [stderr] Downloaded multipart v0.16.1 [INFO] [stderr] Downloaded packer_derive v0.3.0 [INFO] [stderr] Downloaded wasi v0.10.0+wasi-snapshot-preview1 [INFO] [stderr] Downloaded time v0.1.45 [INFO] [stderr] Downloaded mime v0.2.6 [INFO] [stderr] Downloaded siphasher v0.2.3 [INFO] [stderr] Downloaded phf_shared v0.7.24 [INFO] [stderr] Downloaded unicase v1.4.2 [INFO] [stderr] Downloaded buf_redux v0.8.4 [INFO] [stderr] Downloaded phf_generator v0.7.24 [INFO] [stderr] Downloaded tungstenite v0.9.2 [INFO] [stderr] Downloaded packer v0.3.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2595699defceec499ec9fe1b2ab5e1df78ba08c8a472f6619318db09108505d8 [INFO] running `Command { std: "docker" "start" "-a" "2595699defceec499ec9fe1b2ab5e1df78ba08c8a472f6619318db09108505d8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2595699defceec499ec9fe1b2ab5e1df78ba08c8a472f6619318db09108505d8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2595699defceec499ec9fe1b2ab5e1df78ba08c8a472f6619318db09108505d8", kill_on_drop: false }` [INFO] [stdout] 2595699defceec499ec9fe1b2ab5e1df78ba08c8a472f6619318db09108505d8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 236b53150e7c05c7f8b8ca1c8eae5a9e5f5bd96727bc697674012ebc04fea68e [INFO] running `Command { std: "docker" "start" "-a" "236b53150e7c05c7f8b8ca1c8eae5a9e5f5bd96727bc697674012ebc04fea68e", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling memchr v2.7.6 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling regex-syntax v0.8.8 [INFO] [stderr] Compiling lazy_static v1.5.0 [INFO] [stderr] Compiling antidote v1.0.0 [INFO] [stderr] Compiling aho-corasick v1.1.4 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling regex-automata v0.4.13 [INFO] [stderr] Compiling regex v1.12.2 [INFO] [stderr] Compiling derive_more v0.15.0 [INFO] [stderr] Compiling libremexre v0.1.12 (/opt/rustwide/workdir) [INFO] [stdout] warning: lint `const_err` has been removed: converted into hard error, see issue #71800 for more information [INFO] [stdout] --> src/lib.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | const_err, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(renamed_and_removed_lints)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `legacy_directory_ownership` has been removed: converted into hard error, see issue #37872 for more information [INFO] [stdout] --> src/lib.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | legacy_directory_ownership, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `plugin_as_library` has been removed: plugins have been deprecated and retired [INFO] [stdout] --> src/lib.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | plugin_as_library, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `private_in_public` has been removed: replaced with another group of lints, see RFC for more information [INFO] [stdout] --> src/lib.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | private_in_public, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `safe_extern_statics` has been removed: converted into hard error, see issue #36247 for more information [INFO] [stdout] --> src/lib.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | safe_extern_statics, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unknown lint: `unions_with_drop_fields` [INFO] [stdout] --> src/lib.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 22 | unions_with_drop_fields, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unknown_lints)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: value assigned to `cause` is never read [INFO] [stdout] --> src/errors.rs:21:5 [INFO] [stdout] | [INFO] [stdout] 21 | cause: Option>, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | unused, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] = note: `#[deny(unused_assignments)]` implied by `#[deny(unused)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `libremexre` (lib) due to 1 previous error; 6 warnings emitted [INFO] running `Command { std: "docker" "inspect" "236b53150e7c05c7f8b8ca1c8eae5a9e5f5bd96727bc697674012ebc04fea68e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "236b53150e7c05c7f8b8ca1c8eae5a9e5f5bd96727bc697674012ebc04fea68e", kill_on_drop: false }` [INFO] [stdout] 236b53150e7c05c7f8b8ca1c8eae5a9e5f5bd96727bc697674012ebc04fea68e