[INFO] fetching crate loro-common 0.16.12...
[INFO] checking loro-common-0.16.12 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] extracting crate loro-common 0.16.12 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate loro-common 0.16.12 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 loro-common 0.16.12
[INFO] finished tweaking crates.io crate loro-common 0.16.12
[INFO] tweaked toml for crates.io crate loro-common 0.16.12 written to /workspace/builds/worker-4-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]     Updating crates.io index
[INFO] [stderr]      Locking 80 packages to latest compatible versions
[INFO] [stderr]       Adding embedded-io v0.4.0 (available: v0.6.1)
[INFO] [stderr]       Adding hash32 v0.2.1 (available: v0.3.1)
[INFO] [stderr]       Adding heapless v0.7.17 (available: v0.8.0)
[INFO] [stderr]       Adding itertools v0.11.0 (available: v0.13.0)
[INFO] [stderr]       Adding js-sys v0.3.69 (available: v0.3.70)
[INFO] [stderr]       Adding phf_shared v0.10.0 (available: v0.11.2)
[INFO] [stderr]       Adding siphasher v0.3.11 (available: v1.0.1)
[INFO] [stderr]       Adding wasm-bindgen v0.2.92 (available: v0.2.93)
[INFO] [stderr]       Adding wasm-bindgen-backend v0.2.92 (available: v0.2.93)
[INFO] [stderr]       Adding wasm-bindgen-macro v0.2.92 (available: v0.2.93)
[INFO] [stderr]       Adding wasm-bindgen-macro-support v0.2.92 (available: v0.2.93)
[INFO] [stderr]       Adding wasm-bindgen-shared v0.2.92 (available: v0.2.93)
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 4a2d031713979c955efb16445afb76aa8d377d3bd73bcf411b12f88e240d6e88
[INFO] running `Command { std: "docker" "start" "-a" "4a2d031713979c955efb16445afb76aa8d377d3bd73bcf411b12f88e240d6e88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4a2d031713979c955efb16445afb76aa8d377d3bd73bcf411b12f88e240d6e88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a2d031713979c955efb16445afb76aa8d377d3bd73bcf411b12f88e240d6e88", kill_on_drop: false }`
[INFO] [stdout] 4a2d031713979c955efb16445afb76aa8d377d3bd73bcf411b12f88e240d6e88
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 34fad68d06ce85f4aebd8cfadda6727772dc36eb551fba35a24168325ba0c261
[INFO] running `Command { std: "docker" "start" "-a" "34fad68d06ce85f4aebd8cfadda6727772dc36eb551fba35a24168325ba0c261", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.210
[INFO] [stderr]    Compiling semver v1.0.23
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking hash32 v0.2.1
[INFO] [stderr]     Checking cobs v0.2.3
[INFO] [stderr]     Checking phf_shared v0.10.0
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking append-only-bytes v0.1.12
[INFO] [stderr]    Compiling serde_derive v1.0.210
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]    Compiling derive_arbitrary v1.3.2
[INFO] [stderr]     Checking arref v0.1.0
[INFO] [stderr]     Checking precomputed-hash v0.1.1
[INFO] [stderr]     Checking new_debug_unreachable v1.0.6
[INFO] [stderr]     Checking nonmax v0.5.5
[INFO] [stderr]    Compiling enum-as-inner v0.6.1
[INFO] [stderr]    Compiling darling_core v0.20.10
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]     Checking arbitrary v1.3.2
[INFO] [stderr]    Compiling heapless v0.7.17
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]    Compiling darling_macro v0.20.10
[INFO] [stderr]    Compiling darling v0.20.10
[INFO] [stderr]    Compiling serde_columnar_derive v0.3.5
[INFO] [stderr]     Checking num-rational v0.4.2
[INFO] [stderr]     Checking num v0.4.3
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]     Checking loro-rle v0.16.12
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking postcard v1.0.10
[INFO] [stderr]     Checking string_cache v0.8.7
[INFO] [stderr]     Checking serde_columnar v0.3.10
[INFO] [stderr]     Checking loro-common v0.16.12 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.14s
[INFO] running `Command { std: "docker" "inspect" "34fad68d06ce85f4aebd8cfadda6727772dc36eb551fba35a24168325ba0c261", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34fad68d06ce85f4aebd8cfadda6727772dc36eb551fba35a24168325ba0c261", kill_on_drop: false }`
[INFO] [stdout] 34fad68d06ce85f4aebd8cfadda6727772dc36eb551fba35a24168325ba0c261