[INFO] fetching crate ifc_rs_verify_derive 0.1.0-alpha.9...
[INFO] checking ifc_rs_verify_derive-0.1.0-alpha.9 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate ifc_rs_verify_derive 0.1.0-alpha.9 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate ifc_rs_verify_derive 0.1.0-alpha.9
[INFO] finished tweaking crates.io crate ifc_rs_verify_derive 0.1.0-alpha.9
[INFO] tweaked toml for crates.io crate ifc_rs_verify_derive 0.1.0-alpha.9 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ifc_rs_verify_derive 0.1.0-alpha.9 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 4 packages to latest compatible versions
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] f710616fa27ccae0ce7dfcce310a9a6d12ac8dbc3f5cdde303b5346d936d23a4
[INFO] running `Command { std: "docker" "start" "-a" "f710616fa27ccae0ce7dfcce310a9a6d12ac8dbc3f5cdde303b5346d936d23a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f710616fa27ccae0ce7dfcce310a9a6d12ac8dbc3f5cdde303b5346d936d23a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f710616fa27ccae0ce7dfcce310a9a6d12ac8dbc3f5cdde303b5346d936d23a4", kill_on_drop: false }`
[INFO] [stdout] f710616fa27ccae0ce7dfcce310a9a6d12ac8dbc3f5cdde303b5346d936d23a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 1c8bcfb2bc6d558e72b1d18af55b127c152b9a55d2382a19d0fb98ea0796511f
[INFO] running `Command { std: "docker" "start" "-a" "1c8bcfb2bc6d558e72b1d18af55b127c152b9a55d2382a19d0fb98ea0796511f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]     Checking unicode-ident v1.0.18
[INFO] [stderr]     Checking quote v1.0.40
[INFO] [stderr]     Checking syn v2.0.104
[INFO] [stderr]     Checking ifc_rs_verify_derive v0.1.0-alpha.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.28s
[INFO] running `Command { std: "docker" "inspect" "1c8bcfb2bc6d558e72b1d18af55b127c152b9a55d2382a19d0fb98ea0796511f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c8bcfb2bc6d558e72b1d18af55b127c152b9a55d2382a19d0fb98ea0796511f", kill_on_drop: false }`
[INFO] [stdout] 1c8bcfb2bc6d558e72b1d18af55b127c152b9a55d2382a19d0fb98ea0796511f