[INFO] fetching crate sinkhole-core 0.0.1...
[INFO] checking sinkhole-core-0.0.1 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] extracting crate sinkhole-core 0.0.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate sinkhole-core 0.0.1 on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sinkhole-core 0.0.1
[INFO] finished tweaking crates.io crate sinkhole-core 0.0.1
[INFO] tweaked toml for crates.io crate sinkhole-core 0.0.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", 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] ae4d66b192a3822756286fb7ca5a795b8f7502b6066137afd92e96cda4a6ae20
[INFO] running `Command { std: "docker" "start" "-a" "ae4d66b192a3822756286fb7ca5a795b8f7502b6066137afd92e96cda4a6ae20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ae4d66b192a3822756286fb7ca5a795b8f7502b6066137afd92e96cda4a6ae20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae4d66b192a3822756286fb7ca5a795b8f7502b6066137afd92e96cda4a6ae20", kill_on_drop: false }`
[INFO] [stdout] ae4d66b192a3822756286fb7ca5a795b8f7502b6066137afd92e96cda4a6ae20
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9fcf7d7d59b71d9c23a72d8a37aa17663f531eb26a3c1e990a725a298ef3e8fe
[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" "9fcf7d7d59b71d9c23a72d8a37aa17663f531eb26a3c1e990a725a298ef3e8fe", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling clear_on_drop v0.2.4
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling zeroize_derive v1.1.0
[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]     Checking zeroize v1.4.1
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking thiserror v1.0.26
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking merlin v2.0.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking curve25519-dalek v2.1.3
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking zkp v0.7.0
[INFO] [stderr]     Checking elgamal_ristretto v0.2.3
[INFO] [stderr]     Checking sinkhole-core v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.15s
[INFO] running `Command { std: "docker" "inspect" "9fcf7d7d59b71d9c23a72d8a37aa17663f531eb26a3c1e990a725a298ef3e8fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fcf7d7d59b71d9c23a72d8a37aa17663f531eb26a3c1e990a725a298ef3e8fe", kill_on_drop: false }`
[INFO] [stdout] 9fcf7d7d59b71d9c23a72d8a37aa17663f531eb26a3c1e990a725a298ef3e8fe