[INFO] updating cached repository https://github.com/SchrodingerZhu/keepercore
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] eeec2af9f3789abb978e7f564d7056873e65b4df
[INFO] testing SchrodingerZhu/keepercore against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSchrodingerZhu%2Fkeepercore" "/workspace/builds/worker-2/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/SchrodingerZhu/keepercore on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/SchrodingerZhu/keepercore
[INFO] finished tweaking git repo https://github.com/SchrodingerZhu/keepercore
[INFO] tweaked toml for git repo https://github.com/SchrodingerZhu/keepercore written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/SchrodingerZhu/keepercore already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stdout] 57997052ba001342a6b23055f400b78552f5478370dadd794732d494c10bd69b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "57997052ba001342a6b23055f400b78552f5478370dadd794732d494c10bd69b"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling futures-core v0.3.2
[INFO] [stderr]    Compiling futures-task v0.3.2
[INFO] [stderr]    Compiling futures-io v0.3.2
[INFO] [stderr]    Compiling futures-sink v0.3.2
[INFO] [stderr]    Compiling botan-sys v0.6.0
[INFO] [stderr]    Compiling cty v0.2.1
[INFO] [stderr]    Compiling keepercore v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling openssl-sys v0.9.54
[INFO] [stderr]    Compiling http-body v0.3.1
[INFO] [stderr]    Compiling mime_guess v2.0.1
[INFO] [stderr]    Compiling tokio v0.2.11
[INFO] [stderr]    Compiling futures-channel v0.3.2
[INFO] [stderr]    Compiling futures-util v0.3.2
[INFO] [stderr]    Compiling botan v0.6.0
[INFO] [stderr]    Compiling openssl v0.10.28
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]    Compiling tokio-util v0.2.0
[INFO] [stderr]    Compiling h2 v0.2.1
[INFO] [stderr]    Compiling tokio-tls v0.3.0
[INFO] [stderr]    Compiling pin-project-internal v0.4.8
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling pin-project v0.4.8
[INFO] [stderr]    Compiling hyper v0.13.2
[INFO] [stderr]    Compiling hyper-tls v0.4.1
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling serde_json v1.0.46
[INFO] [stderr]    Compiling serde_urlencoded v0.6.1
[INFO] [stderr]    Compiling reqwest v0.10.1
[INFO] [stderr] error: couldn't read /code/keys/keeper_pri.pem: No such file or directory (os error 2)
[INFO] [stderr]  --> src/utils.rs:5:36
[INFO] [stderr]   |
[INFO] [stderr] 5 | static MY_PRIVATE : &'static str = include_str!("/code/keys/keeper_pri.pem");
[INFO] [stderr]   |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: couldn't read /code/server/server.pem.pub: No such file or directory (os error 2)
[INFO] [stderr]  --> src/utils.rs:6:42
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub static SERVER_PUBLIC: &'static str = include_str!("/code/server/server.pem.pub");
[INFO] [stderr]   |                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stderr]  --> src/lib.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(linkage)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error: could not compile `keepercore`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "57997052ba001342a6b23055f400b78552f5478370dadd794732d494c10bd69b"`
[INFO] running `"docker" "rm" "-f" "57997052ba001342a6b23055f400b78552f5478370dadd794732d494c10bd69b"`
[INFO] [stdout] 57997052ba001342a6b23055f400b78552f5478370dadd794732d494c10bd69b