[INFO] fetching crate holochain_locksmith 0.0.52-alpha2... [INFO] checking holochain_locksmith-0.0.52-alpha2 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate holochain_locksmith 0.0.52-alpha2 into /workspace/builds/worker-3-tc2/source [INFO] validating manifest of crates.io crate holochain_locksmith 0.0.52-alpha2 on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate holochain_locksmith 0.0.52-alpha2 [INFO] finished tweaking crates.io crate holochain_locksmith 0.0.52-alpha2 [INFO] tweaked toml for crates.io crate holochain_locksmith 0.0.52-alpha2 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 34 packages to latest compatible versions [INFO] [stderr] Adding autocfg v0.1.8 (available: v1.4.0) [INFO] [stderr] Adding backtrace v0.3.27 (available: v0.3.74) [INFO] [stderr] Adding bitflags v1.3.2 (available: v2.6.0) [INFO] [stderr] Adding cfg-if v0.1.10 (available: v1.0.0) [INFO] [stderr] Adding chrono v0.4.6 (available: v0.4.38) [INFO] [stderr] Adding cloudabi v0.0.3 (available: v0.1.0) [INFO] [stderr] Adding crossbeam-channel v0.3.8 (available: v0.3.9) [INFO] [stderr] Adding crossbeam-utils v0.6.6 (available: v0.8.20) [INFO] [stderr] Adding lazy_static v1.4.0 (available: v1.5.0) [INFO] [stderr] Adding lock_api v0.3.4 (available: v0.4.12) [INFO] [stderr] Adding log v0.4.8 (available: v0.4.22) [INFO] [stderr] Adding parking_lot v0.9.0 (available: v0.12.3) [INFO] [stderr] Adding parking_lot_core v0.6.3 (available: v0.9.10) [INFO] [stderr] Adding redox_syscall v0.1.57 (available: v0.5.6) [INFO] [stderr] Adding rustc_version v0.2.3 (available: v0.4.1) [INFO] [stderr] Adding semver v0.9.0 (available: v1.0.23) [INFO] [stderr] Adding semver-parser v0.7.0 (available: v0.10.2) [INFO] [stderr] Adding smallvec v0.6.14 (available: v1.13.2) [INFO] [stderr] Adding time v0.1.45 (available: v0.3.36) [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" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4ede89b5ec5d253a77dd3818a05835e42e01dc96db9f67fc952ce43b9a688d01 [INFO] running `Command { std: "docker" "start" "-a" "4ede89b5ec5d253a77dd3818a05835e42e01dc96db9f67fc952ce43b9a688d01", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4ede89b5ec5d253a77dd3818a05835e42e01dc96db9f67fc952ce43b9a688d01", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4ede89b5ec5d253a77dd3818a05835e42e01dc96db9f67fc952ce43b9a688d01", kill_on_drop: false }` [INFO] [stdout] 4ede89b5ec5d253a77dd3818a05835e42e01dc96db9f67fc952ce43b9a688d01 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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 -Dtail_expr_drop_order" "-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b7c888e5fd634b4c8735af28386365f877d23bd4cf37022e346f39486c123b3e [INFO] running `Command { std: "docker" "start" "-a" "b7c888e5fd634b4c8735af28386365f877d23bd4cf37022e346f39486c123b3e", kill_on_drop: false }` [INFO] [stderr] Checking snowflake v1.3.0 [INFO] [stderr] Compiling backtrace-sys v0.1.37 [INFO] [stderr] Compiling backtrace v0.3.27 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Checking time v0.1.45 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking crossbeam-channel v0.3.8 [INFO] [stderr] Checking chrono v0.4.6 [INFO] [stderr] Checking holochain_locksmith v0.0.52-alpha2 (/opt/rustwide/workdir) [INFO] [stdout] warning: fields `lock_type` and `kind` are never read [INFO] [stdout] --> src/error.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 16 | pub struct LocksmithError { [INFO] [stdout] | -------------- fields in this struct [INFO] [stdout] 17 | lock_type: LockType, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 18 | kind: LocksmithErrorKind, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `LocksmithError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `lock_type` and `kind` are never read [INFO] [stdout] --> src/error.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 16 | pub struct LocksmithError { [INFO] [stdout] | -------------- fields in this struct [INFO] [stdout] 17 | lock_type: LockType, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 18 | kind: LocksmithErrorKind, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `LocksmithError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.92s [INFO] running `Command { std: "docker" "inspect" "b7c888e5fd634b4c8735af28386365f877d23bd4cf37022e346f39486c123b3e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b7c888e5fd634b4c8735af28386365f877d23bd4cf37022e346f39486c123b3e", kill_on_drop: false }` [INFO] [stdout] b7c888e5fd634b4c8735af28386365f877d23bd4cf37022e346f39486c123b3e