[INFO] fetching crate rust_util 0.6.26...
[INFO] testing rust_util-0.6.26 against 1.49.0 for beta-1.50-1
[INFO] extracting crate rust_util 0.6.26 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate rust_util 0.6.26 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rust_util 0.6.26
[INFO] finished tweaking crates.io crate rust_util 0.6.26
[INFO] tweaked toml for crates.io crate rust_util 0.6.26 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate rust_util 0.6.26 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9ab69d24fc05cd023666b9f686430f4806bca9903e8f89be777e786b24114f24
[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" "9ab69d24fc05cd023666b9f686430f4806bca9903e8f89be777e786b24114f24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9ab69d24fc05cd023666b9f686430f4806bca9903e8f89be777e786b24114f24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ab69d24fc05cd023666b9f686430f4806bca9903e8f89be777e786b24114f24", kill_on_drop: false }`
[INFO] [stdout] 9ab69d24fc05cd023666b9f686430f4806bca9903e8f89be777e786b24114f24
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e5adae4cc6aa68757a7bcd1ea698684c9a3259d2ea8e25b432b9d97452780b41
[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" "e5adae4cc6aa68757a7bcd1ea698684c9a3259d2ea8e25b432b9d97452780b41", kill_on_drop: false }`
[INFO] [stderr]    Compiling term_size v0.3.2
[INFO] [stderr]    Compiling rust_util v0.6.26 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.09s
[INFO] running `Command { std: "docker" "inspect" "e5adae4cc6aa68757a7bcd1ea698684c9a3259d2ea8e25b432b9d97452780b41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5adae4cc6aa68757a7bcd1ea698684c9a3259d2ea8e25b432b9d97452780b41", kill_on_drop: false }`
[INFO] [stdout] e5adae4cc6aa68757a7bcd1ea698684c9a3259d2ea8e25b432b9d97452780b41
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 49e43f64ad5c3df44ac90015513a912f1f77629d29dcdb04f5fac6fe6c88cc61
[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" "49e43f64ad5c3df44ac90015513a912f1f77629d29dcdb04f5fac6fe6c88cc61", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_util v0.6.26 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.21s
[INFO] running `Command { std: "docker" "inspect" "49e43f64ad5c3df44ac90015513a912f1f77629d29dcdb04f5fac6fe6c88cc61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49e43f64ad5c3df44ac90015513a912f1f77629d29dcdb04f5fac6fe6c88cc61", kill_on_drop: false }`
[INFO] [stdout] 49e43f64ad5c3df44ac90015513a912f1f77629d29dcdb04f5fac6fe6c88cc61
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2bc7687939bab5902b873edb5ce657076a5369c62299a199e66d57ee84eadabd
[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" "2bc7687939bab5902b873edb5ce657076a5369c62299a199e66d57ee84eadabd", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.30s
[INFO] [stdout] running 11 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rust_util-4a064558a419fc4c
[INFO] [stdout] test util_net::test_ip_address_mask_group_is_matches ... ok
[INFO] [stdout] test util_net::test_ip_address_is_matches ... ok
[INFO] [stdout] test util_size::test_parse_size ... ok
[INFO] [stdout] test util_net::test_ip_address_port ... ok
[INFO] [stdout] test util_time::test_get_current_millis ... ok
[INFO] [stdout] test util_str::test_split_kv ... ok
[INFO] [stdout] test util_time::test_get_current_secs ... ok
[INFO] [stdout] test util_time::test_parse_duration ... ok
[INFO] [stdout] test util_size::test_get_display_size ... ok
[INFO] [stdout] test util_str::test_read_str_to_lines ... ok
[INFO] [stdout] test util_git::test_git_status ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rust_util
[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 `Command { std: "docker" "inspect" "2bc7687939bab5902b873edb5ce657076a5369c62299a199e66d57ee84eadabd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bc7687939bab5902b873edb5ce657076a5369c62299a199e66d57ee84eadabd", kill_on_drop: false }`
[INFO] [stdout] 2bc7687939bab5902b873edb5ce657076a5369c62299a199e66d57ee84eadabd