[INFO] fetching crate provider-archive 0.4.0...
[INFO] checking provider-archive-0.4.0 against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477
[INFO] extracting crate provider-archive 0.4.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate provider-archive 0.4.0 on toolchain 90442458ac46b1d5eed752c316da25450f67285b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate provider-archive 0.4.0
[INFO] finished tweaking crates.io crate provider-archive 0.4.0
[INFO] tweaked toml for crates.io crate provider-archive 0.4.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "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" "+90442458ac46b1d5eed752c316da25450f67285b" "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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a6adbb1a1ec102972b64b451d14c0f25a336d0b5a02890e8eeda1eceb231dc6c
[INFO] running `Command { std: "docker" "start" "-a" "a6adbb1a1ec102972b64b451d14c0f25a336d0b5a02890e8eeda1eceb231dc6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a6adbb1a1ec102972b64b451d14c0f25a336d0b5a02890e8eeda1eceb231dc6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6adbb1a1ec102972b64b451d14c0f25a336d0b5a02890e8eeda1eceb231dc6c", kill_on_drop: false }`
[INFO] [stdout] a6adbb1a1ec102972b64b451d14c0f25a336d0b5a02890e8eeda1eceb231dc6c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2cfc50753f583e46fe2a9b568416f48dfd06fce774e661ac16da5b30e0077036
[INFO] running `Command { std: "docker" "start" "-a" "2cfc50753f583e46fe2a9b568416f48dfd06fce774e661ac16da5b30e0077036", kill_on_drop: false }`
[INFO] [stderr]     Checking signature v1.3.1
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]     Checking subtle v2.4.0
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking parity-wasm v0.42.2
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking filetime v0.2.14
[INFO] [stderr]     Checking ring v0.16.20
[INFO] [stderr]     Checking xattr v0.2.2
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking ed25519 v1.1.1
[INFO] [stderr]     Checking sha2 v0.9.5
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking tar v0.4.35
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking chrono-humanize v0.2.1
[INFO] [stderr]     Checking env_logger v0.8.4
[INFO] [stderr]     Checking nuid v0.3.0
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling zeroize_derive v1.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]     Checking zeroize v1.3.0
[INFO] [stderr]     Checking subtle-encoding v0.5.1
[INFO] [stderr]     Checking curve25519-dalek v3.1.0
[INFO] [stderr]     Checking signatory v0.21.0
[INFO] [stderr]     Checking ed25519-dalek v1.0.1
[INFO] [stderr]     Checking nkeys v0.1.0
[INFO] [stderr]     Checking wascap v0.6.1
[INFO] [stderr]     Checking provider-archive v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.72s
[INFO] running `Command { std: "docker" "inspect" "2cfc50753f583e46fe2a9b568416f48dfd06fce774e661ac16da5b30e0077036", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2cfc50753f583e46fe2a9b568416f48dfd06fce774e661ac16da5b30e0077036", kill_on_drop: false }`
[INFO] [stdout] 2cfc50753f583e46fe2a9b568416f48dfd06fce774e661ac16da5b30e0077036