[INFO] fetching crate html-outliner 0.1.6...
[INFO] checking html-outliner-0.1.6 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] extracting crate html-outliner 0.1.6 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate html-outliner 0.1.6 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] started tweaking crates.io crate html-outliner 0.1.6
[INFO] finished tweaking crates.io crate html-outliner 0.1.6
[INFO] tweaked toml for crates.io crate html-outliner 0.1.6 written to /workspace/builds/worker-5-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]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 86 packages to latest compatible versions
[INFO] [stderr]       Adding bitflags v1.3.2 (available: v2.6.0)
[INFO] [stderr]       Adding convert_case v0.4.0 (available: v0.6.0)
[INFO] [stderr]       Adding cssparser v0.27.2 (available: v0.34.0)
[INFO] [stderr]       Adding derive_more v0.99.18 (available: v1.0.0)
[INFO] [stderr]       Adding getrandom v0.1.16 (available: v0.2.15)
[INFO] [stderr]       Adding html5ever v0.25.2 (available: v0.29.0)
[INFO] [stderr]       Adding itoa v0.4.8 (available: v1.0.11)
[INFO] [stderr]       Adding markup5ever v0.10.1 (available: v0.14.0)
[INFO] [stderr]       Adding phf v0.8.0 (available: v0.11.2)
[INFO] [stderr]       Adding phf_codegen v0.8.0 (available: v0.11.2)
[INFO] [stderr]       Adding phf_generator v0.8.0 (available: v0.11.2)
[INFO] [stderr]       Adding phf_generator v0.10.0 (available: v0.11.2)
[INFO] [stderr]       Adding phf_macros v0.8.0 (available: v0.11.2)
[INFO] [stderr]       Adding phf_shared v0.8.0 (available: v0.11.2)
[INFO] [stderr]       Adding phf_shared v0.10.0 (available: v0.11.2)
[INFO] [stderr]       Adding rand v0.7.3 (available: v0.8.5)
[INFO] [stderr]       Adding rand_chacha v0.2.2 (available: v0.3.1)
[INFO] [stderr]       Adding rand_core v0.5.1 (available: v0.6.4)
[INFO] [stderr]       Adding rand_hc v0.2.0 (available: v0.3.2)
[INFO] [stderr]       Adding rand_pcg v0.2.1 (available: v0.3.1)
[INFO] [stderr]       Adding selectors v0.22.0 (available: v0.25.0)
[INFO] [stderr]       Adding servo_arc v0.1.1 (available: v0.3.0)
[INFO] [stderr]       Adding siphasher v0.3.11 (available: v1.0.1)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.77)
[INFO] [stderr]       Adding wasi v0.9.0+wasi-snapshot-preview1 (available: v0.13.2+wasi-0.2.1)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (available: v0.13.2+wasi-0.2.1)
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] f420839f706f67476edeac69f3f02f972f9fb7ba4f11c48b3a6242e33c1dd59b
[INFO] running `Command { std: "docker" "start" "-a" "f420839f706f67476edeac69f3f02f972f9fb7ba4f11c48b3a6242e33c1dd59b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f420839f706f67476edeac69f3f02f972f9fb7ba4f11c48b3a6242e33c1dd59b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f420839f706f67476edeac69f3f02f972f9fb7ba4f11c48b3a6242e33c1dd59b", kill_on_drop: false }`
[INFO] [stdout] f420839f706f67476edeac69f3f02f972f9fb7ba4f11c48b3a6242e33c1dd59b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 323fcc1b60286882b97a27ee639ea31a836d3d685f4d9386894a5da47acd343c
[INFO] running `Command { std: "docker" "start" "-a" "323fcc1b60286882b97a27ee639ea31a836d3d685f4d9386894a5da47acd343c", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling proc-macro-hack v0.5.20+deprecated
[INFO] [stderr]     Checking new_debug_unreachable v1.0.6
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling serde v1.0.210
[INFO] [stderr]     Checking mac v0.1.1
[INFO] [stderr]     Checking phf_shared v0.10.0
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]     Checking utf-8 v0.7.6
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking regex-syntax v0.8.4
[INFO] [stderr]     Checking thin-slice v0.1.1
[INFO] [stderr]     Checking futf v0.1.5
[INFO] [stderr]     Checking servo_arc v0.1.1
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]     Checking tendril v0.4.3
[INFO] [stderr]    Compiling derive_more v0.99.18
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling phf_generator v0.10.0
[INFO] [stderr]    Compiling selectors v0.22.0
[INFO] [stderr]    Compiling string_cache_codegen v0.5.2
[INFO] [stderr]    Compiling markup5ever v0.10.1
[INFO] [stderr]     Checking regex-automata v0.4.7
[INFO] [stderr]     Checking string_cache v0.8.7
[INFO] [stderr]     Checking regex v1.10.6
[INFO] [stderr]    Compiling phf_macros v0.8.0
[INFO] [stderr]    Compiling cssparser v0.27.2
[INFO] [stderr]    Compiling html5ever v0.25.2
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]     Checking kuchiki v0.8.1
[INFO] [stderr]     Checking html-outliner v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.25s
[INFO] running `Command { std: "docker" "inspect" "323fcc1b60286882b97a27ee639ea31a836d3d685f4d9386894a5da47acd343c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "323fcc1b60286882b97a27ee639ea31a836d3d685f4d9386894a5da47acd343c", kill_on_drop: false }`
[INFO] [stdout] 323fcc1b60286882b97a27ee639ea31a836d3d685f4d9386894a5da47acd343c