[INFO] fetching crate error-backtrace 0.3.1...
[INFO] checking error-backtrace-0.3.1 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604
[INFO] extracting crate error-backtrace 0.3.1 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate error-backtrace 0.3.1 on toolchain 4d98531622e1718ae0bc3c7a1ab9cd8938428452
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate error-backtrace 0.3.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate error-backtrace 0.3.1
[INFO] tweaked toml for crates.io crate error-backtrace 0.3.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate crates.io crate error-backtrace 0.3.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b20347bf1a3da6fa01bbba2d0d3212cb486a73f384c53b9a6540408c4f5fdaa6
[INFO] running `Command { std: "docker" "start" "-a" "b20347bf1a3da6fa01bbba2d0d3212cb486a73f384c53b9a6540408c4f5fdaa6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b20347bf1a3da6fa01bbba2d0d3212cb486a73f384c53b9a6540408c4f5fdaa6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b20347bf1a3da6fa01bbba2d0d3212cb486a73f384c53b9a6540408c4f5fdaa6", kill_on_drop: false }`
[INFO] [stdout] b20347bf1a3da6fa01bbba2d0d3212cb486a73f384c53b9a6540408c4f5fdaa6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 02dde675fead0b28c6d6d4b8fe4fd53f5c4f3c6037648e23c6559c8e667820e3
[INFO] running `Command { std: "docker" "start" "-a" "02dde675fead0b28c6d6d4b8fe4fd53f5c4f3c6037648e23c6559c8e667820e3", kill_on_drop: false }`
[INFO] [stderr]     Checking object v0.36.3
[INFO] [stderr]     Checking backtrace v0.3.73
[INFO] [stderr]     Checking error-backtrace v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.47s
[INFO] running `Command { std: "docker" "inspect" "02dde675fead0b28c6d6d4b8fe4fd53f5c4f3c6037648e23c6559c8e667820e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02dde675fead0b28c6d6d4b8fe4fd53f5c4f3c6037648e23c6559c8e667820e3", kill_on_drop: false }`
[INFO] [stdout] 02dde675fead0b28c6d6d4b8fe4fd53f5c4f3c6037648e23c6559c8e667820e3