[INFO] cloning repository https://github.com/aesir-vanir/tyr
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aesir-vanir/tyr" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faesir-vanir%2Ftyr", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faesir-vanir%2Ftyr'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2c46aa77affa69ad605ae2f19b87357b73c36723
[INFO] checking aesir-vanir/tyr against master#cfbc6d4cf1acbac5c025acf8ed68929caa551df3 for pr-75494-beta
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faesir-vanir%2Ftyr" "/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/aesir-vanir/tyr on toolchain cfbc6d4cf1acbac5c025acf8ed68929caa551df3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/aesir-vanir/tyr
[INFO] finished tweaking git repo https://github.com/aesir-vanir/tyr
[INFO] tweaked toml for git repo https://github.com/aesir-vanir/tyr written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/aesir-vanir/tyr already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mustache v0.9.0
[INFO] [stderr]   Downloaded darling_core v0.8.1
[INFO] [stderr]   Downloaded backtrace-sys v0.1.26
[INFO] [stderr]   Downloaded getset v0.0.6
[INFO] [stderr]   Downloaded ident_case v1.0.0
[INFO] [stderr]   Downloaded derive_builder v0.7.0
[INFO] [stderr]   Downloaded mimir v0.3.5
[INFO] [stderr]   Downloaded term v0.5.1
[INFO] [stderr]   Downloaded Inflector v0.11.3
[INFO] [stderr]   Downloaded derive_builder_core v0.4.0
[INFO] [stderr]   Downloaded hex-slice v0.1.4
[INFO] [stderr]   Downloaded slog-try v0.2.0
[INFO] [stderr]   Downloaded darling_macro v0.8.1
[INFO] [stderr]   Downloaded darling v0.8.1
[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" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4e6e956682faf77a4bab5bbc677b3593103951209a1e8d2bffe4bc230de88976
[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" "4e6e956682faf77a4bab5bbc677b3593103951209a1e8d2bffe4bc230de88976", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4e6e956682faf77a4bab5bbc677b3593103951209a1e8d2bffe4bc230de88976", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e6e956682faf77a4bab5bbc677b3593103951209a1e8d2bffe4bc230de88976", kill_on_drop: false }`
[INFO] [stdout] 4e6e956682faf77a4bab5bbc677b3593103951209a1e8d2bffe4bc230de88976
[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" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 79c3e7eaf485f044ec4c372703e20d9b191bc5885be9a0f06dc79a81c125fcd3
[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" "79c3e7eaf485f044ec4c372703e20d9b191bc5885be9a0f06dc79a81c125fcd3", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling ident_case v1.0.0
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling slog v2.4.1
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]     Checking ucd-util v0.1.3
[INFO] [stderr]    Compiling derive_builder v0.7.0
[INFO] [stderr]     Checking utf8-ranges v1.0.2
[INFO] [stderr]     Checking byteorder v1.2.7
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]     Checking hex-slice v0.1.4
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_xorshift v0.1.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.26
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]    Compiling proc-macro2 v0.3.8
[INFO] [stderr]     Checking regex-syntax v0.6.4
[INFO] [stderr]     Checking time v0.1.41
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.1.0
[INFO] [stderr]    Compiling rand v0.6.1
[INFO] [stderr]     Checking term v0.5.1
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]    Compiling memchr v2.1.2
[INFO] [stderr]     Checking mustache v0.9.0
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling quote v0.5.2
[INFO] [stderr]     Checking slog-try v0.2.0
[INFO] [stderr]    Compiling syn v0.15.23
[INFO] [stderr]    Compiling mimir v0.3.5
[INFO] [stderr]    Compiling syn v0.13.11
[INFO] [stderr]     Checking aho-corasick v0.6.9
[INFO] [stderr]     Checking backtrace v0.3.13
[INFO] [stderr]     Checking error-chain v0.12.0
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking regex v1.1.0
[INFO] [stderr]    Compiling getset v0.0.6
[INFO] [stderr]     Checking Inflector v0.11.3
[INFO] [stderr]    Compiling darling_core v0.8.1
[INFO] [stderr]    Compiling serde_derive v1.0.82
[INFO] [stderr]    Compiling darling_macro v0.8.1
[INFO] [stderr]    Compiling darling v0.8.1
[INFO] [stderr]    Compiling derive_builder_core v0.4.0
[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/mimir-0.3.5/src/lib.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | #![feature(ptr_internals, try_from, untagged_unions)]
[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 `mimir`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "79c3e7eaf485f044ec4c372703e20d9b191bc5885be9a0f06dc79a81c125fcd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79c3e7eaf485f044ec4c372703e20d9b191bc5885be9a0f06dc79a81c125fcd3", kill_on_drop: false }`
[INFO] [stdout] 79c3e7eaf485f044ec4c372703e20d9b191bc5885be9a0f06dc79a81c125fcd3
