[INFO] cloning repository https://github.com/atneit/ss-ntru-pke-attack-simulation
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/atneit/ss-ntru-pke-attack-simulation" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fatneit%2Fss-ntru-pke-attack-simulation", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fatneit%2Fss-ntru-pke-attack-simulation'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 75b11a4f87b20f5b7b013a28bed5f72fd7a9ebff
[INFO] checking atneit/ss-ntru-pke-attack-simulation against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fatneit%2Fss-ntru-pke-attack-simulation" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/atneit/ss-ntru-pke-attack-simulation on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/atneit/ss-ntru-pke-attack-simulation
[INFO] finished tweaking git repo https://github.com/atneit/ss-ntru-pke-attack-simulation
[INFO] tweaked toml for git repo https://github.com/atneit/ss-ntru-pke-attack-simulation written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/atneit/ss-ntru-pke-attack-simulation already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "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-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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 80b6956bea50b04917b8bcf95ba290aa93c8016137187f05bfb7cf3ad6607406
[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" "80b6956bea50b04917b8bcf95ba290aa93c8016137187f05bfb7cf3ad6607406", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "80b6956bea50b04917b8bcf95ba290aa93c8016137187f05bfb7cf3ad6607406", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80b6956bea50b04917b8bcf95ba290aa93c8016137187f05bfb7cf3ad6607406", kill_on_drop: false }`
[INFO] [stdout] 80b6956bea50b04917b8bcf95ba290aa93c8016137187f05bfb7cf3ad6607406
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "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] 2af7d5012a258079b9db9c73e7278584251b91b209a08ddb975c0ffdc3db32cd
[INFO] running `Command { std: "docker" "start" "-a" "2af7d5012a258079b9db9c73e7278584251b91b209a08ddb975c0ffdc3db32cd", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.43
[INFO] [stderr]    Compiling proc-macro2 v0.4.13
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking bitflags v1.0.3
[INFO] [stderr]     Checking cfg-if v0.1.5
[INFO] [stderr]     Checking rand_core v0.2.1
[INFO] [stderr]    Compiling nix v0.11.0
[INFO] [stderr]     Checking bitflags v0.4.0
[INFO] [stderr]    Compiling serde v1.0.79
[INFO] [stderr]     Checking remove_dir_all v0.5.1
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]     Checking encode_unicode v0.1.3
[INFO] [stderr]     Checking byteorder v1.2.6
[INFO] [stderr]     Checking svg v0.5.11
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]     Checking plotlib v0.3.0
[INFO] [stderr]     Checking nix v0.5.1
[INFO] [stderr]     Checking rand v0.5.5
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking time v0.1.40
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]    Compiling quote v0.6.6
[INFO] [stderr]    Compiling syn v0.14.8
[INFO] [stderr]    Compiling syn v0.15.4
[INFO] [stderr]     Checking tempfile v3.0.4
[INFO] [stderr]     Checking gag v0.1.10
[INFO] [stderr]     Checking rustyline v1.0.0
[INFO] [stderr]     Checking promptly v0.1.5
[INFO] [stderr]    Compiling structopt-derive v0.2.10
[INFO] [stderr]     Checking ctrlc v3.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.79
[INFO] [stderr]     Checking structopt v0.2.10
[INFO] [stderr]     Checking bincode v1.0.1
[INFO] [stderr]     Checking ss-ntru-pke-attack-simulation v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(test)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(test)]
[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 `ss-ntru-pke-attack-simulation`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[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: build failed
[INFO] running `Command { std: "docker" "inspect" "2af7d5012a258079b9db9c73e7278584251b91b209a08ddb975c0ffdc3db32cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2af7d5012a258079b9db9c73e7278584251b91b209a08ddb975c0ffdc3db32cd", kill_on_drop: false }`
[INFO] [stdout] 2af7d5012a258079b9db9c73e7278584251b91b209a08ddb975c0ffdc3db32cd