[INFO] fetching crate futures-enum 0.1.17...
[INFO] checking futures-enum-0.1.17 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate futures-enum 0.1.17 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate futures-enum 0.1.17
[INFO] finished tweaking crates.io crate futures-enum 0.1.17
[INFO] tweaked toml for crates.io crate futures-enum 0.1.17 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate futures-enum 0.1.17 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "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 22 packages to latest compatible versions
[INFO] [stderr]       Adding derive_utils v0.11.2 (available: v0.15.0)
[INFO] [stderr]       Adding futures v0.1.31 (available: v0.3.31)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.104)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3a7f8ea9f43548c78a6f32e90d392086ee43b77ecbc1f8a437554b3a85deca54
[INFO] running `Command { std: "docker" "start" "-a" "3a7f8ea9f43548c78a6f32e90d392086ee43b77ecbc1f8a437554b3a85deca54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3a7f8ea9f43548c78a6f32e90d392086ee43b77ecbc1f8a437554b3a85deca54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a7f8ea9f43548c78a6f32e90d392086ee43b77ecbc1f8a437554b3a85deca54", kill_on_drop: false }`
[INFO] [stdout] 3a7f8ea9f43548c78a6f32e90d392086ee43b77ecbc1f8a437554b3a85deca54
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 465836d84f33c94663a9ac78255e65adade5d8b70eb208447abddc75b1311b8a
[INFO] running `Command { std: "docker" "start" "-a" "465836d84f33c94663a9ac78255e65adade5d8b70eb208447abddc75b1311b8a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]     Checking unicode-ident v1.0.18
[INFO] [stderr]     Checking futures-core v0.3.31
[INFO] [stderr]     Checking futures-sink v0.3.31
[INFO] [stderr]     Checking futures-io v0.3.31
[INFO] [stderr]     Checking futures v0.1.31
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]     Checking toml v0.5.11
[INFO] [stderr]    Compiling derive_utils v0.11.2
[INFO] [stderr]     Checking find-crate v0.6.3
[INFO] [stderr]     Checking futures-enum v0.1.17 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.14s
[INFO] running `Command { std: "docker" "inspect" "465836d84f33c94663a9ac78255e65adade5d8b70eb208447abddc75b1311b8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "465836d84f33c94663a9ac78255e65adade5d8b70eb208447abddc75b1311b8a", kill_on_drop: false }`
[INFO] [stdout] 465836d84f33c94663a9ac78255e65adade5d8b70eb208447abddc75b1311b8a