[INFO] updating cached repository https://github.com/haselkern/backupkern
[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] 861c786f29550d1a95fad8bc422e507f49803157
[INFO] testing haselkern/backupkern against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhaselkern%2Fbackupkern" "/workspace/builds/worker-7/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/haselkern/backupkern 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/haselkern/backupkern
[INFO] finished tweaking git repo https://github.com/haselkern/backupkern
[INFO] tweaked toml for git repo https://github.com/haselkern/backupkern written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/haselkern/backupkern 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-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" "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] c681024b40d1ccb583e54a5794fca2bcb6f06d02ce0046ad2a8caa1c30b872c6
[INFO] running `"docker" "start" "-a" "c681024b40d1ccb583e54a5794fca2bcb6f06d02ce0046ad2a8caa1c30b872c6"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.64
[INFO] [stderr]    Compiling proc-macro2 v1.0.5
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling chrono v0.4.9
[INFO] [stderr]    Compiling serde_derive v1.0.101
[INFO] [stderr]    Compiling serde v1.0.101
[INFO] [stderr]    Compiling serde_yaml v0.8.11
[INFO] [stderr]    Compiling backupkern v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:65:50
[INFO] [stderr]    |
[INFO] [stderr] 65 | fn read_config(path: &str) -> Result<Config, Box<error::Error>> {
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:151:138
[INFO] [stderr]     |
[INFO] [stderr] 151 | fn copy_file(copy_from: &path::Path, copy_to: &path::Path, suffix: &path::Path, latest_backup: &Option<path::PathBuf>) -> Result<(), Box<error::Error>> {
[INFO] [stderr]     |                                                                                                                                          ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:173:50
[INFO] [stderr]     |
[INFO] [stderr] 173 | fn run_backup(config: &Config) -> Result<(), Box<error::Error>> {
[INFO] [stderr]     |                                                  ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 40.21s
[INFO] running `"docker" "inspect" "c681024b40d1ccb583e54a5794fca2bcb6f06d02ce0046ad2a8caa1c30b872c6"`
[INFO] running `"docker" "rm" "-f" "c681024b40d1ccb583e54a5794fca2bcb6f06d02ce0046ad2a8caa1c30b872c6"`
[INFO] [stdout] c681024b40d1ccb583e54a5794fca2bcb6f06d02ce0046ad2a8caa1c30b872c6
[INFO] running `"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" "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] [stdout] 77f7727b9f000b6f4e695cd806c3754ceac01a1434b9a59429ce94d863d70e41
[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" "77f7727b9f000b6f4e695cd806c3754ceac01a1434b9a59429ce94d863d70e41"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling backupkern v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:65:50
[INFO] [stderr]    |
[INFO] [stderr] 65 | fn read_config(path: &str) -> Result<Config, Box<error::Error>> {
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:151:138
[INFO] [stderr]     |
[INFO] [stderr] 151 | fn copy_file(copy_from: &path::Path, copy_to: &path::Path, suffix: &path::Path, latest_backup: &Option<path::PathBuf>) -> Result<(), Box<error::Error>> {
[INFO] [stderr]     |                                                                                                                                          ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:173:50
[INFO] [stderr]     |
[INFO] [stderr] 173 | fn run_backup(config: &Config) -> Result<(), Box<error::Error>> {
[INFO] [stderr]     |                                                  ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `"docker" "inspect" "77f7727b9f000b6f4e695cd806c3754ceac01a1434b9a59429ce94d863d70e41"`
[INFO] running `"docker" "rm" "-f" "77f7727b9f000b6f4e695cd806c3754ceac01a1434b9a59429ce94d863d70e41"`
[INFO] [stdout] 77f7727b9f000b6f4e695cd806c3754ceac01a1434b9a59429ce94d863d70e41
[INFO] running `"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" "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] c78d16519aa338628506282df3cfdd5d4f6679fc3b72728d91c8a3ec6a0a5c8d
[INFO] running `"docker" "start" "-a" "c78d16519aa338628506282df3cfdd5d4f6679fc3b72728d91c8a3ec6a0a5c8d"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:65:50
[INFO] [stderr]    |
[INFO] [stderr] 65 | fn read_config(path: &str) -> Result<Config, Box<error::Error>> {
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:151:138
[INFO] [stderr]     |
[INFO] [stderr] 151 | fn copy_file(copy_from: &path::Path, copy_to: &path::Path, suffix: &path::Path, latest_backup: &Option<path::PathBuf>) -> Result<(), Box<error::Error>> {
[INFO] [stderr]     |                                                                                                                                          ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:173:50
[INFO] [stderr]     |
[INFO] [stderr] 173 | fn run_backup(config: &Config) -> Result<(), Box<error::Error>> {
[INFO] [stderr]     |                                                  ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/backupkern-977d4a2020b506ca
[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" "c78d16519aa338628506282df3cfdd5d4f6679fc3b72728d91c8a3ec6a0a5c8d"`
[INFO] running `"docker" "rm" "-f" "c78d16519aa338628506282df3cfdd5d4f6679fc3b72728d91c8a3ec6a0a5c8d"`
[INFO] [stdout] c78d16519aa338628506282df3cfdd5d4f6679fc3b72728d91c8a3ec6a0a5c8d