[INFO] fetching crate reference-counted-singleton 0.1.5... [INFO] checking reference-counted-singleton-0.1.5 against master#38352b01ae4af9300be03b805d6db68c45e51068 for pr-129864 [INFO] extracting crate reference-counted-singleton 0.1.5 into /workspace/builds/worker-3-tc1/source [INFO] validating manifest of crates.io crate reference-counted-singleton 0.1.5 on toolchain 38352b01ae4af9300be03b805d6db68c45e51068 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate reference-counted-singleton 0.1.5 [INFO] finished tweaking crates.io crate reference-counted-singleton 0.1.5 [INFO] tweaked toml for crates.io crate reference-counted-singleton 0.1.5 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 42 packages to latest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3551bd389c4351f9ae900eaea64c291a2d9f22102f3d3f680e1c7af93e8a1ed4 [INFO] running `Command { std: "docker" "start" "-a" "3551bd389c4351f9ae900eaea64c291a2d9f22102f3d3f680e1c7af93e8a1ed4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3551bd389c4351f9ae900eaea64c291a2d9f22102f3d3f680e1c7af93e8a1ed4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3551bd389c4351f9ae900eaea64c291a2d9f22102f3d3f680e1c7af93e8a1ed4", kill_on_drop: false }` [INFO] [stdout] 3551bd389c4351f9ae900eaea64c291a2d9f22102f3d3f680e1c7af93e8a1ed4 [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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d026f04f6d6c46e8571d258ac946f3e7951e6ad6c3291df95cd4a34225215281 [INFO] running `Command { std: "docker" "start" "-a" "d026f04f6d6c46e8571d258ac946f3e7951e6ad6c3291df95cd4a34225215281", kill_on_drop: false }` [INFO] [stderr] Checking futures-core v0.3.30 [INFO] [stderr] Checking sdd v3.0.3 [INFO] [stderr] Checking assert_matches v1.5.0 [INFO] [stderr] Checking reference-counted-singleton v0.1.5 (/opt/rustwide/workdir) [INFO] [stderr] Compiling syn v2.0.77 [INFO] [stderr] Checking futures-channel v0.3.30 [INFO] [stderr] Checking scc v2.1.17 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Compiling serial_test_derive v3.1.1 [INFO] [stderr] Checking futures-executor v0.3.30 [INFO] [stderr] Checking futures v0.3.30 [INFO] [stderr] Checking serial_test v3.1.1 [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/tests.rs:62:14 [INFO] [stdout] | [INFO] [stdout] 62 | unsafe { T1_S.as_ptr().as_ref().unwrap() } [INFO] [stdout] | ^^^^^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] = note: `#[warn(static_mut_refs)]` 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 5.04s [INFO] running `Command { std: "docker" "inspect" "d026f04f6d6c46e8571d258ac946f3e7951e6ad6c3291df95cd4a34225215281", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d026f04f6d6c46e8571d258ac946f3e7951e6ad6c3291df95cd4a34225215281", kill_on_drop: false }` [INFO] [stdout] d026f04f6d6c46e8571d258ac946f3e7951e6ad6c3291df95cd4a34225215281