[INFO] fetching crate dwfv 0.5.0...
[INFO] checking dwfv-0.5.0 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate dwfv 0.5.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate dwfv 0.5.0
[INFO] finished tweaking crates.io crate dwfv 0.5.0
[INFO] tweaked toml for crates.io crate dwfv 0.5.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate dwfv 0.5.0 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] crate crates.io crate dwfv 0.5.0 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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 19b2ec5356587237e21b51a565063fec3f1fc01848fbbca184fa2760b6ba93a9
[INFO] running `Command { std: "docker" "start" "-a" "19b2ec5356587237e21b51a565063fec3f1fc01848fbbca184fa2760b6ba93a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "19b2ec5356587237e21b51a565063fec3f1fc01848fbbca184fa2760b6ba93a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19b2ec5356587237e21b51a565063fec3f1fc01848fbbca184fa2760b6ba93a9", kill_on_drop: false }`
[INFO] [stdout] 19b2ec5356587237e21b51a565063fec3f1fc01848fbbca184fa2760b6ba93a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] febb992045cb93d84334c7b9c3583c5f5e19c42a06def1b6c61891a1d6ff43c0
[INFO] running `Command { std: "docker" "start" "-a" "febb992045cb93d84334c7b9c3583c5f5e19c42a06def1b6c61891a1d6ff43c0", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]    Compiling libc v0.2.170
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking numtoa v0.1.0
[INFO] [stderr]     Checking unicode-width v0.1.14
[INFO] [stderr]     Checking cassowary v0.3.0
[INFO] [stderr]     Checking unicode-segmentation v1.12.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking numtoa v0.2.4
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]    Compiling quote v1.0.39
[INFO] [stderr]     Checking nom v8.0.0
[INFO] [stderr]     Checking termion v1.5.6
[INFO] [stderr]     Checking termion v4.0.4
[INFO] [stderr]     Checking tui v0.19.0
[INFO] [stderr]    Compiling gumdrop_derive v0.8.1
[INFO] [stderr]     Checking gumdrop v0.8.1
[INFO] [stderr]     Checking dwfv v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.47s
[INFO] running `Command { std: "docker" "inspect" "febb992045cb93d84334c7b9c3583c5f5e19c42a06def1b6c61891a1d6ff43c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "febb992045cb93d84334c7b9c3583c5f5e19c42a06def1b6c61891a1d6ff43c0", kill_on_drop: false }`
[INFO] [stdout] febb992045cb93d84334c7b9c3583c5f5e19c42a06def1b6c61891a1d6ff43c0