[INFO] fetching crate btree-range-map 0.7.2...
[INFO] checking btree-range-map-0.7.2 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] extracting crate btree-range-map 0.7.2 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate btree-range-map 0.7.2 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 btree-range-map 0.7.2
[INFO] finished tweaking crates.io crate btree-range-map 0.7.2
[INFO] tweaked toml for crates.io crate btree-range-map 0.7.2 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 14 packages to latest compatible versions
[INFO] [stderr]       Adding ordered-float v3.9.2 (available: v4.3.0)
[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] a180df13e3a52244029e848dcc097cdba8296e9b2ab2b3f0d21735b118185ed4
[INFO] running `Command { std: "docker" "start" "-a" "a180df13e3a52244029e848dcc097cdba8296e9b2ab2b3f0d21735b118185ed4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a180df13e3a52244029e848dcc097cdba8296e9b2ab2b3f0d21735b118185ed4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a180df13e3a52244029e848dcc097cdba8296e9b2ab2b3f0d21735b118185ed4", kill_on_drop: false }`
[INFO] [stdout] a180df13e3a52244029e848dcc097cdba8296e9b2ab2b3f0d21735b118185ed4
[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] c1b1967959c3a5fb8f19a669145c4b88dd5423a729c0f2615e5bd9e4f2a16ed9
[INFO] running `Command { std: "docker" "start" "-a" "c1b1967959c3a5fb8f19a669145c4b88dd5423a729c0f2615e5bd9e4f2a16ed9", kill_on_drop: false }`
[INFO] [stderr]     Checking cc-traits v2.0.0
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]     Checking range-traits v0.3.2
[INFO] [stderr]     Checking btree-slab v0.6.1
[INFO] [stderr]     Checking btree-range-map v0.7.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.21s
[INFO] running `Command { std: "docker" "inspect" "c1b1967959c3a5fb8f19a669145c4b88dd5423a729c0f2615e5bd9e4f2a16ed9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1b1967959c3a5fb8f19a669145c4b88dd5423a729c0f2615e5bd9e4f2a16ed9", kill_on_drop: false }`
[INFO] [stdout] c1b1967959c3a5fb8f19a669145c4b88dd5423a729c0f2615e5bd9e4f2a16ed9