[INFO] cloning repository https://github.com/sd166/cryptobox-c
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sd166/cryptobox-c" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsd166%2Fcryptobox-c", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsd166%2Fcryptobox-c'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 15ccf616a3cd190fac96139bc1591d2e905c916c
[INFO] checking sd166/cryptobox-c against beta-2020-07-24 for pr-75494-beta
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsd166%2Fcryptobox-c" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sd166/cryptobox-c on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sd166/cryptobox-c
[INFO] finished tweaking git repo https://github.com/sd166/cryptobox-c
[INFO] tweaked toml for git repo https://github.com/sd166/cryptobox-c written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/sd166/cryptobox-c already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/sd166/cryptobox`
[INFO] [stderr]     Updating git repository `https://github.com/sd166/proteus`
[INFO] [stderr] error: the lock file /workspace/builds/worker-3/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/sd166/cryptobox`
[INFO] [stderr]     Updating git repository `https://github.com/sd166/proteus`
[INFO] [stderr]     Updating git repository `https://github.com/wireapp/proteus`
[INFO] [stderr]     Updating git repository `https://github.com/wireapp/hkdf`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3d4efcd36e2df5343675d0ea7f7c9ffb72717629ae1d00b32b03fbdc02f39901
[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" "3d4efcd36e2df5343675d0ea7f7c9ffb72717629ae1d00b32b03fbdc02f39901", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3d4efcd36e2df5343675d0ea7f7c9ffb72717629ae1d00b32b03fbdc02f39901", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d4efcd36e2df5343675d0ea7f7c9ffb72717629ae1d00b32b03fbdc02f39901", kill_on_drop: false }`
[INFO] [stdout] 3d4efcd36e2df5343675d0ea7f7c9ffb72717629ae1d00b32b03fbdc02f39901
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] 3d185108347368b3a04b1ec8d39a605db14f469253fd5b6ff85d0c2b00a3a059
[INFO] running `Command { std: "docker" "start" "-a" "3d185108347368b3a04b1ec8d39a605db14f469253fd5b6ff85d0c2b00a3a059", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling libsodium-sys v0.2.6
[INFO] [stderr]     Checking cbor-codec v0.7.1
[INFO] [stderr]     Checking sodiumoxide v0.2.6
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/sodiumoxide-0.2.6/src/lib.rs:62:35
[INFO] [stdout]    |
[INFO] [stdout] 62 | #![cfg_attr(not(feature = "std"), feature(alloc))]
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `sodiumoxide`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "3d185108347368b3a04b1ec8d39a605db14f469253fd5b6ff85d0c2b00a3a059", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d185108347368b3a04b1ec8d39a605db14f469253fd5b6ff85d0c2b00a3a059", kill_on_drop: false }`
[INFO] [stdout] 3d185108347368b3a04b1ec8d39a605db14f469253fd5b6ff85d0c2b00a3a059
