[INFO] fetching crate micrortu_sdk 0.4.6...
[INFO] checking micrortu_sdk-0.4.6 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] extracting crate micrortu_sdk 0.4.6 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate micrortu_sdk 0.4.6 on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-1-tc2/source/.cargo/config.toml
[INFO] started tweaking crates.io crate micrortu_sdk 0.4.6
[INFO] finished tweaking crates.io crate micrortu_sdk 0.4.6
[INFO] tweaked toml for crates.io crate micrortu_sdk 0.4.6 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 74 packages to latest compatible versions
[INFO] [stderr]       Adding idna v0.5.0 (available: v1.0.2)
[INFO] [stderr]       Adding proc-macro-crate v1.3.1 (available: v3.2.0)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.77)
[INFO] [stderr]       Adding toml_edit v0.19.15 (available: v0.22.22)
[INFO] [stderr]       Adding validator v0.17.0 (available: v0.18.1)
[INFO] [stderr]       Adding validator_derive v0.17.0 (available: v0.18.2)
[INFO] [stderr]       Adding winnow v0.5.40 (available: v0.6.20)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bdc89dfb278fd4ce3ae23c2cd72effac38cf7531cff49142c339e65b9991434b
[INFO] running `Command { std: "docker" "start" "-a" "bdc89dfb278fd4ce3ae23c2cd72effac38cf7531cff49142c339e65b9991434b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bdc89dfb278fd4ce3ae23c2cd72effac38cf7531cff49142c339e65b9991434b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdc89dfb278fd4ce3ae23c2cd72effac38cf7531cff49142c339e65b9991434b", kill_on_drop: false }`
[INFO] [stdout] bdc89dfb278fd4ce3ae23c2cd72effac38cf7531cff49142c339e65b9991434b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fe09b57eb3e9b39cd3d33a5887c24cbc036b590ebe51604109b21d86e685bad4
[INFO] running `Command { std: "docker" "start" "-a" "fe09b57eb3e9b39cd3d33a5887c24cbc036b590ebe51604109b21d86e685bad4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling toml_datetime v0.6.8
[INFO] [stderr]    Compiling yansi v1.0.1
[INFO] [stderr]    Compiling tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling proc-macro2-diagnostics v0.10.1
[INFO] [stderr]    Compiling int-enum v1.1.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling serde v1.0.210
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling regex-syntax v0.8.4
[INFO] [stderr]    Compiling serde_json v1.0.128
[INFO] [stderr]    Compiling percent-encoding v2.3.1
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling unicode-bidi v0.3.15
[INFO] [stderr]    Compiling semver v1.0.23
[INFO] [stderr]    Compiling schemars v0.8.21
[INFO] [stderr]    Compiling ufmt-write v0.1.0
[INFO] [stderr]    Compiling tinyvec v1.8.0
[INFO] [stderr]    Compiling bitfield v0.17.0
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]    Compiling form_urlencoded v1.2.1
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling dyn-clone v1.0.17
[INFO] [stderr]    Compiling portable-atomic v1.8.0
[INFO] [stderr]    Compiling unicode-normalization v0.1.24
[INFO] [stderr]     Checking static_cell v2.1.0
[INFO] [stderr]    Compiling idna v0.5.0
[INFO] [stderr]    Compiling regex-automata v0.4.7
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]    Compiling url v2.5.2
[INFO] [stderr]     Checking num-rational v0.4.2
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]     Checking num v0.4.3
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]    Compiling ufmt-macros v0.3.0
[INFO] [stderr]    Compiling const-default-derive v0.2.0
[INFO] [stderr]    Compiling regex v1.10.6
[INFO] [stderr]    Compiling ufmt v0.2.0
[INFO] [stderr]    Compiling const-default v1.0.0
[INFO] [stderr]    Compiling darling_core v0.20.10
[INFO] [stderr]    Compiling serde_derive_internals v0.29.1
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling serde_derive v1.0.210
[INFO] [stderr]    Compiling schemars_derive v0.8.21
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]     Checking micrortu_ie_base v0.4.6
[INFO] [stderr]    Compiling micrortu_wasm_global_shared_data v0.4.6
[INFO] [stderr]    Compiling darling_macro v0.20.10
[INFO] [stderr]    Compiling darling v0.20.10
[INFO] [stderr]    Compiling validator_derive v0.17.0
[INFO] [stderr]    Compiling validator v0.17.0
[INFO] [stderr]    Compiling micrortu_build_utils v0.4.6
[INFO] [stderr]    Compiling micrortu_ie_representation_derive v0.4.6
[INFO] [stderr]     Checking micrortu_sdk v0.4.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 25.79s
[INFO] running `Command { std: "docker" "inspect" "fe09b57eb3e9b39cd3d33a5887c24cbc036b590ebe51604109b21d86e685bad4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe09b57eb3e9b39cd3d33a5887c24cbc036b590ebe51604109b21d86e685bad4", kill_on_drop: false }`
[INFO] [stdout] fe09b57eb3e9b39cd3d33a5887c24cbc036b590ebe51604109b21d86e685bad4