[INFO] updating cached repository https://github.com/Alexendoo/paper-backup
[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] 66a78f589b3145f2bbaea254bd8a81110d7f108a
[INFO] testing Alexendoo/paper-backup against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexendoo%2Fpaper-backup" "/workspace/builds/worker-12/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Alexendoo/paper-backup 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/Alexendoo/paper-backup
[INFO] finished tweaking git repo https://github.com/Alexendoo/paper-backup
[INFO] tweaked toml for git repo https://github.com/Alexendoo/paper-backup written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/Alexendoo/paper-backup 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] [stdout] 2163c05d3d7a91701b26bdc83e82d158ff33198312fee7b7ca849e32ea9df6d8
[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" "2163c05d3d7a91701b26bdc83e82d158ff33198312fee7b7ca849e32ea9df6d8"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr]    Compiling phf_generator v0.7.21
[INFO] [stderr]    Compiling phf_codegen v0.7.21
[INFO] [stderr]    Compiling paper-backup v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: function is never used: `pad`
[INFO] [stderr]  --> src/padding.rs:1:8
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn pad(buf: &mut Vec<u8>, block_size: usize) {
[INFO] [stderr]   |        ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `unpad`
[INFO] [stderr]  --> src/padding.rs:8:8
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub fn unpad(buf: &mut Vec<u8>) {
[INFO] [stderr]   |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.80s
[INFO] running `"docker" "inspect" "2163c05d3d7a91701b26bdc83e82d158ff33198312fee7b7ca849e32ea9df6d8"`
[INFO] running `"docker" "rm" "-f" "2163c05d3d7a91701b26bdc83e82d158ff33198312fee7b7ca849e32ea9df6d8"`
[INFO] [stdout] 2163c05d3d7a91701b26bdc83e82d158ff33198312fee7b7ca849e32ea9df6d8
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 0c6dae020f39fbfcce1db56d84165dc43c04379d405a7e335fdcd420fa95a7a5
[INFO] running `"docker" "start" "-a" "0c6dae020f39fbfcce1db56d84165dc43c04379d405a7e335fdcd420fa95a7a5"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling paper-backup v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.37s
[INFO] running `"docker" "inspect" "0c6dae020f39fbfcce1db56d84165dc43c04379d405a7e335fdcd420fa95a7a5"`
[INFO] running `"docker" "rm" "-f" "0c6dae020f39fbfcce1db56d84165dc43c04379d405a7e335fdcd420fa95a7a5"`
[INFO] [stdout] 0c6dae020f39fbfcce1db56d84165dc43c04379d405a7e335fdcd420fa95a7a5
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b849cbe4bcb049e0dfc3b849ef39d333e90ca14e9d5da451a162b13b67aa017d
[INFO] running `"docker" "start" "-a" "b849cbe4bcb049e0dfc3b849ef39d333e90ca14e9d5da451a162b13b67aa017d"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/paper_backup-28a90496ebcb6128
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test padding::tests::pad_multiple_bytes ... ok
[INFO] [stdout] test padding::tests::pad_overflow ... ok
[INFO] [stdout] test padding::tests::unpad_one ... ok
[INFO] [stdout] test padding::tests::unpad_many ... ok
[INFO] [stdout] test padding::tests::pad_one_byte ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "b849cbe4bcb049e0dfc3b849ef39d333e90ca14e9d5da451a162b13b67aa017d"`
[INFO] running `"docker" "rm" "-f" "b849cbe4bcb049e0dfc3b849ef39d333e90ca14e9d5da451a162b13b67aa017d"`
[INFO] [stdout] b849cbe4bcb049e0dfc3b849ef39d333e90ca14e9d5da451a162b13b67aa017d