[INFO] updating cached repository https://github.com/AgustinCB/ruthless
[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] 7f76e528d0d38ccde026431ba842caec45d8b187
[INFO] testing AgustinCB/ruthless against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAgustinCB%2Fruthless" "/workspace/builds/worker-4/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AgustinCB/ruthless on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/AgustinCB/ruthless
[INFO] finished tweaking git repo https://github.com/AgustinCB/ruthless
[INFO] tweaked toml for git repo https://github.com/AgustinCB/ruthless written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/AgustinCB/ruthless already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 44199bc25b0f00efbf9a2fb536fa55a6ac9d0b21622ffa65a07682e21b7f51e3
[INFO] running `"docker" "start" "-a" "44199bc25b0f00efbf9a2fb536fa55a6ac9d0b21622ffa65a07682e21b7f51e3"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.50
[INFO] [stderr]    Compiling cc v1.0.31
[INFO] [stderr]    Compiling syn v0.15.29
[INFO] [stderr]    Compiling cfg-if v0.1.7
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling serde v1.0.90
[INFO] [stderr]    Compiling remove_dir_all v0.5.1
[INFO] [stderr]    Compiling spin v0.5.0
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling backtrace v0.3.14
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling ring v0.14.6
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling filetime v0.2.4
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling nix v0.13.0
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling tar v0.4.22
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling uuid v0.7.4
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling serde_derive v1.0.90
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling serde_json v1.0.39
[INFO] [stderr]    Compiling ruthless v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: constant is never used: `BTRFS_IOC_INO_LOOKUP_USER`
[INFO] [stderr]   --> src/images.rs:21:1
[INFO] [stderr]    |
[INFO] [stderr] 21 | pub(crate) const BTRFS_IOC_INO_LOOKUP_USER: u64 = 62;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 55.12s
[INFO] running `"docker" "inspect" "44199bc25b0f00efbf9a2fb536fa55a6ac9d0b21622ffa65a07682e21b7f51e3"`
[INFO] running `"docker" "rm" "-f" "44199bc25b0f00efbf9a2fb536fa55a6ac9d0b21622ffa65a07682e21b7f51e3"`
[INFO] [stdout] 44199bc25b0f00efbf9a2fb536fa55a6ac9d0b21622ffa65a07682e21b7f51e3
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2377d9b7abaacbc3130f1591d5e93f1f478e7bfe2f3fdba0cf1596f1125a7e3c
[INFO] running `"docker" "start" "-a" "2377d9b7abaacbc3130f1591d5e93f1f478e7bfe2f3fdba0cf1596f1125a7e3c"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling ruthless v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: constant is never used: `BTRFS_IOC_INO_LOOKUP_USER`
[INFO] [stderr]   --> src/images.rs:21:1
[INFO] [stderr]    |
[INFO] [stderr] 21 | pub(crate) const BTRFS_IOC_INO_LOOKUP_USER: u64 = 62;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.22s
[INFO] running `"docker" "inspect" "2377d9b7abaacbc3130f1591d5e93f1f478e7bfe2f3fdba0cf1596f1125a7e3c"`
[INFO] running `"docker" "rm" "-f" "2377d9b7abaacbc3130f1591d5e93f1f478e7bfe2f3fdba0cf1596f1125a7e3c"`
[INFO] [stdout] 2377d9b7abaacbc3130f1591d5e93f1f478e7bfe2f3fdba0cf1596f1125a7e3c
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stdout] 37d5bd917387ba3acb8aa3a8ae3a37f6aba3a02fdddbf63897ac3fa0e2fb7280
[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" "37d5bd917387ba3acb8aa3a8ae3a37f6aba3a02fdddbf63897ac3fa0e2fb7280"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: constant is never used: `BTRFS_IOC_INO_LOOKUP_USER`
[INFO] [stderr]   --> src/images.rs:21:1
[INFO] [stderr]    |
[INFO] [stderr] 21 | pub(crate) const BTRFS_IOC_INO_LOOKUP_USER: u64 = 62;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.18s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ruthless-edd4b38a49e82f57
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "37d5bd917387ba3acb8aa3a8ae3a37f6aba3a02fdddbf63897ac3fa0e2fb7280"`
[INFO] running `"docker" "rm" "-f" "37d5bd917387ba3acb8aa3a8ae3a37f6aba3a02fdddbf63897ac3fa0e2fb7280"`
[INFO] [stdout] 37d5bd917387ba3acb8aa3a8ae3a37f6aba3a02fdddbf63897ac3fa0e2fb7280