[INFO] fetching crate fawkes-crypto 2.3.1...
[INFO] checking fawkes-crypto-2.3.1 against try#6024cfef3a82f9a7688f07054f1650081bad3af5 for pr-74130
[INFO] extracting crate fawkes-crypto 2.3.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate fawkes-crypto 2.3.1 on toolchain 6024cfef3a82f9a7688f07054f1650081bad3af5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fawkes-crypto 2.3.1
[INFO] finished tweaking crates.io crate fawkes-crypto 2.3.1
[INFO] tweaked toml for crates.io crate fawkes-crypto 2.3.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fawkes-crypto_derive v0.1.2
[INFO] [stderr]   Downloaded borsh-derive-internal v0.6.2
[INFO] [stderr]   Downloaded borsh-derive v0.6.2
[INFO] [stderr]   Downloaded impl-trait-for-tuples v0.1.3
[INFO] [stderr]   Downloaded borsh v0.6.2
[INFO] [stderr]   Downloaded borsh-schema-derive-internal v0.6.2
[INFO] [stderr]   Downloaded ff_ce v0.7.1
[INFO] [stderr]   Downloaded ff_derive_ce v0.5.1
[INFO] [stderr]   Downloaded linked-list v0.0.3
[INFO] [stderr]   Downloaded blake2-rfc_bellman_edition v0.0.1
[INFO] [stderr]   Downloaded bellman_ce v0.3.1
[INFO] [stderr]   Downloaded pairing_ce v0.18.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e335a2cf17d4f749f0b5c81edd82092536fa0ba9d4752687633f06667212a571
[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" "e335a2cf17d4f749f0b5c81edd82092536fa0ba9d4752687633f06667212a571", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e335a2cf17d4f749f0b5c81edd82092536fa0ba9d4752687633f06667212a571", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e335a2cf17d4f749f0b5c81edd82092536fa0ba9d4752687633f06667212a571", kill_on_drop: false }`
[INFO] [stdout] e335a2cf17d4f749f0b5c81edd82092536fa0ba9d4752687633f06667212a571
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4f4677ade7711162221df5210c7e04f1a5b864f2b470a5b1504e6ee2bbd1402e
[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" "4f4677ade7711162221df5210c7e04f1a5b864f2b470a5b1504e6ee2bbd1402e", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking bit-vec v0.4.4
[INFO] [stderr]     Checking linked-list v0.0.3
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]     Checking blake2-rfc_bellman_edition v0.0.1
[INFO] [stderr]    Compiling ff_derive_ce v0.5.1
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking ff_ce v0.7.1
[INFO] [stderr]     Checking pairing_ce v0.18.0
[INFO] [stderr]    Compiling borsh-schema-derive-internal v0.6.2
[INFO] [stderr]    Compiling borsh-derive-internal v0.6.2
[INFO] [stderr]     Checking bellman_ce v0.3.1
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling borsh-derive v0.6.2
[INFO] [stderr]    Compiling fawkes-crypto_derive v0.1.2
[INFO] [stderr]    Compiling impl-trait-for-tuples v0.1.3
[INFO] [stderr]     Checking borsh v0.6.2
[INFO] [stderr]     Checking serde v1.0.114
[INFO] [stderr]     Checking serde_json v1.0.56
[INFO] [stderr]     Checking fawkes-crypto v2.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 18s
[INFO] running `Command { std: "docker" "inspect" "4f4677ade7711162221df5210c7e04f1a5b864f2b470a5b1504e6ee2bbd1402e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f4677ade7711162221df5210c7e04f1a5b864f2b470a5b1504e6ee2bbd1402e", kill_on_drop: false }`
[INFO] [stdout] 4f4677ade7711162221df5210c7e04f1a5b864f2b470a5b1504e6ee2bbd1402e