[INFO] fetching crate p256 0.9.0...
[INFO] checking p256-0.9.0 against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] extracting crate p256 0.9.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate p256 0.9.0 on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate p256 0.9.0
[INFO] finished tweaking crates.io crate p256 0.9.0
[INFO] tweaked toml for crates.io crate p256 0.9.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cf528670d699dc6d128e8818109a2b9620286211da01c177bc393c48ac6629cd
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "cf528670d699dc6d128e8818109a2b9620286211da01c177bc393c48ac6629cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf528670d699dc6d128e8818109a2b9620286211da01c177bc393c48ac6629cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf528670d699dc6d128e8818109a2b9620286211da01c177bc393c48ac6629cd", kill_on_drop: false }`
[INFO] [stdout] cf528670d699dc6d128e8818109a2b9620286211da01c177bc393c48ac6629cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7f4c08fed16bb2f37e1a8f391ad4a57c68ae6dc7091275b3679ec682ea84d9e0
[INFO] running `Command { std: "docker" "start" "-a" "7f4c08fed16bb2f37e1a8f391ad4a57c68ae6dc7091275b3679ec682ea84d9e0", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]     Checking const-oid v0.6.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking zeroize v1.4.1
[INFO] [stderr]     Checking base64ct v1.0.0
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking quick-error v2.0.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking blobby v0.3.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking der v0.4.0
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking bit-set v0.5.2
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]     Checking ff v0.10.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand_xorshift v0.3.0
[INFO] [stderr]     Checking group v0.10.0
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking spki v0.4.0
[INFO] [stderr]     Checking pkcs8 v0.7.2
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking crypto-bigint v0.2.2
[INFO] [stderr]     Checking crypto-mac v0.11.1
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking signature v1.3.1
[INFO] [stderr]     Checking hmac v0.11.0
[INFO] [stderr]     Checking sha2 v0.9.5
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking elliptic-curve v0.10.5
[INFO] [stderr]     Checking rusty-fork v0.3.0
[INFO] [stderr]     Checking proptest v1.0.0
[INFO] [stderr]     Checking ecdsa v0.12.3
[INFO] [stderr]     Checking p256 v0.9.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.90s
[INFO] running `Command { std: "docker" "inspect" "7f4c08fed16bb2f37e1a8f391ad4a57c68ae6dc7091275b3679ec682ea84d9e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f4c08fed16bb2f37e1a8f391ad4a57c68ae6dc7091275b3679ec682ea84d9e0", kill_on_drop: false }`
[INFO] [stdout] 7f4c08fed16bb2f37e1a8f391ad4a57c68ae6dc7091275b3679ec682ea84d9e0