[INFO] fetching crate ff_derive-zeroize 0.6.2...
[INFO] checking ff_derive-zeroize-0.6.2 against try#07fecb9cf34c4979a772ba38c99d6d9144768413 for pr-87710
[INFO] extracting crate ff_derive-zeroize 0.6.2 into /workspace/builds/worker-27/source
[INFO] validating manifest of crates.io crate ff_derive-zeroize 0.6.2 on toolchain 07fecb9cf34c4979a772ba38c99d6d9144768413
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ff_derive-zeroize 0.6.2
[INFO] finished tweaking crates.io crate ff_derive-zeroize 0.6.2
[INFO] tweaked toml for crates.io crate ff_derive-zeroize 0.6.2 written to /workspace/builds/worker-27/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 552e86fc909fd63423315f326d1e04df58fbd917cc5fcb4a1784282b9351163c
[INFO] running `Command { std: "docker" "start" "-a" "552e86fc909fd63423315f326d1e04df58fbd917cc5fcb4a1784282b9351163c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "552e86fc909fd63423315f326d1e04df58fbd917cc5fcb4a1784282b9351163c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "552e86fc909fd63423315f326d1e04df58fbd917cc5fcb4a1784282b9351163c", kill_on_drop: false }`
[INFO] [stdout] 552e86fc909fd63423315f326d1e04df58fbd917cc5fcb4a1784282b9351163c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bd41751bf4d811b8a6f6bd5d9d9d75ab6ea95bc43270107d1171af2a1b0059a2
[INFO] running `Command { std: "docker" "start" "-a" "bd41751bf4d811b8a6f6bd5d9d9d75ab6ea95bc43270107d1171af2a1b0059a2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]     Checking quote v1.0.9
[INFO] [stderr]     Checking ff_derive-zeroize v0.6.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.76s
[INFO] running `Command { std: "docker" "inspect" "bd41751bf4d811b8a6f6bd5d9d9d75ab6ea95bc43270107d1171af2a1b0059a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd41751bf4d811b8a6f6bd5d9d9d75ab6ea95bc43270107d1171af2a1b0059a2", kill_on_drop: false }`
[INFO] [stdout] bd41751bf4d811b8a6f6bd5d9d9d75ab6ea95bc43270107d1171af2a1b0059a2