[INFO] fetching crate rac 1.3.4... [INFO] checking rac-1.3.4 against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1 [INFO] extracting crate rac 1.3.4 into /workspace/builds/worker-4-tc1/source [INFO] validating manifest of crates.io crate rac 1.3.4 on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate rac 1.3.4 [INFO] finished tweaking crates.io crate rac 1.3.4 [INFO] tweaked toml for crates.io crate rac 1.3.4 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 38 packages to latest compatible versions [INFO] [stderr] Adding block-buffer v0.9.0 (latest: v0.10.4) [INFO] [stderr] Adding block-padding v0.2.1 (latest: v0.3.3) [INFO] [stderr] Adding curve25519-dalek v3.2.1 (latest: v4.1.3) [INFO] [stderr] Adding digest v0.9.0 (latest: v0.10.7) [INFO] [stderr] Adding generic-array v0.14.7 (latest: v1.1.0) [INFO] [stderr] Adding getrandom v0.1.16 (latest: v0.2.15) [INFO] [stderr] Adding rand_core v0.5.1 (latest: v0.6.4) [INFO] [stderr] Adding secp256k1 v0.20.3 (latest: v0.29.0) [INFO] [stderr] Adding secp256k1-sys v0.4.2 (latest: v0.10.0) [INFO] [stderr] Adding sha3 v0.9.1 (latest: v0.10.8) [INFO] [stderr] Adding wasi v0.9.0+wasi-snapshot-preview1 (latest: v0.13.2+wasi-0.2.1) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.2+wasi-0.2.1) [INFO] [stderr] Adding zeroize v1.3.0 (latest: v1.8.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded secp256k1 v0.20.3 [INFO] [stderr] Downloaded secp256k1-sys v0.4.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] fc4f8b3ecf06126b037d6860f2a4d9ddc592222934beb970846f4338b4930ad6 [INFO] running `Command { std: "docker" "start" "-a" "fc4f8b3ecf06126b037d6860f2a4d9ddc592222934beb970846f4338b4930ad6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fc4f8b3ecf06126b037d6860f2a4d9ddc592222934beb970846f4338b4930ad6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fc4f8b3ecf06126b037d6860f2a4d9ddc592222934beb970846f4338b4930ad6", kill_on_drop: false }` [INFO] [stdout] fc4f8b3ecf06126b037d6860f2a4d9ddc592222934beb970846f4338b4930ad6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e6d01340ea1cd81c68d75896a04678ea17d7cb68b6d34a41514aecb6ae2dede7 [INFO] running `Command { std: "docker" "start" "-a" "e6d01340ea1cd81c68d75896a04678ea17d7cb68b6d34a41514aecb6ae2dede7", kill_on_drop: false }` [INFO] [stderr] Checking block-padding v0.2.1 [INFO] [stderr] Checking keccak v0.1.5 [INFO] [stderr] Compiling generic-array v0.14.7 [INFO] [stderr] Compiling serde_derive v1.0.209 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking serde v1.0.209 [INFO] [stderr] Checking digest v0.9.0 [INFO] [stderr] Checking block-buffer v0.9.0 [INFO] [stderr] Checking sha3 v0.9.1 [INFO] [stderr] Checking rac v1.3.4 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.02s [INFO] running `Command { std: "docker" "inspect" "e6d01340ea1cd81c68d75896a04678ea17d7cb68b6d34a41514aecb6ae2dede7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e6d01340ea1cd81c68d75896a04678ea17d7cb68b6d34a41514aecb6ae2dede7", kill_on_drop: false }` [INFO] [stdout] e6d01340ea1cd81c68d75896a04678ea17d7cb68b6d34a41514aecb6ae2dede7