[INFO] cloning repository https://github.com/zacheryph/leetcode-rust
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zacheryph/leetcode-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzacheryph%2Fleetcode-rust"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzacheryph%2Fleetcode-rust'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 17605fe38dc8c27667f9f0bf6c9f9ecc85d05e8f
[INFO] testing zacheryph/leetcode-rust against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzacheryph%2Fleetcode-rust" "/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/zacheryph/leetcode-rust 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/zacheryph/leetcode-rust
[INFO] finished tweaking git repo https://github.com/zacheryph/leetcode-rust
[INFO] tweaked toml for git repo https://github.com/zacheryph/leetcode-rust written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/zacheryph/leetcode-rust 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] 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" "+1.44.0" "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] 22b131a544a98bfbeacbe3e75218a4fccf1f6e80396242f6b14a02a7ed30440a
[INFO] running `"docker" "start" "-a" "22b131a544a98bfbeacbe3e75218a4fccf1f6e80396242f6b14a02a7ed30440a"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.58
[INFO] [stderr]    Compiling autocfg v0.1.4
[INFO] [stderr]    Compiling rand_core v0.4.0
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling futures v0.1.27
[INFO] [stderr]    Compiling smallvec v0.6.10
[INFO] [stderr]    Compiling either v1.5.2
[INFO] [stderr]    Compiling syn v0.15.35
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.15
[INFO] [stderr]    Compiling build_const v0.2.1
[INFO] [stderr]    Compiling serde v1.0.92
[INFO] [stderr]    Compiling ryu v0.2.8
[INFO] [stderr]    Compiling regex v1.1.7
[INFO] [stderr]    Compiling openssl v0.10.23
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling utf8-ranges v1.0.3
[INFO] [stderr]    Compiling encoding_rs v0.8.17
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling unicase v2.4.0
[INFO] [stderr]    Compiling error-chain v0.12.1
[INFO] [stderr]    Compiling miniz_oxide_c_api v0.2.1
[INFO] [stderr]    Compiling try_from v0.3.2
[INFO] [stderr]    Compiling regex-syntax v0.6.7
[INFO] [stderr]    Compiling crossbeam-utils v0.6.5
[INFO] [stderr]    Compiling tokio-trace-core v0.2.0
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling unicode-normalization v0.1.8
[INFO] [stderr]    Compiling miniz_oxide v0.2.1
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling openssl-sys v0.9.47
[INFO] [stderr]    Compiling backtrace v0.3.30
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.1
[INFO] [stderr]    Compiling crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling num_cpus v1.10.1
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling aho-corasick v0.7.3
[INFO] [stderr]    Compiling mime v0.3.13
[INFO] [stderr]    Compiling crossbeam-deque v0.7.1
[INFO] [stderr]    Compiling phf v0.7.24
[INFO] [stderr]    Compiling tokio-executor v0.1.7
[INFO] [stderr]    Compiling tokio-sync v0.1.6
[INFO] [stderr]    Compiling want v0.0.6
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling mio v0.6.19
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling tokio-timer v0.2.11
[INFO] [stderr]    Compiling tokio-current-thread v0.1.6
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]    Compiling flate2 v1.0.7
[INFO] [stderr]    Compiling tokio-io v0.1.12
[INFO] [stderr]    Compiling http v0.1.17
[INFO] [stderr]    Compiling string v0.2.0
[INFO] [stderr]    Compiling tokio-buf v0.1.1
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling tokio-threadpool v0.1.14
[INFO] [stderr]    Compiling uuid v0.7.4
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.6
[INFO] [stderr]    Compiling parking_lot v0.7.1
[INFO] [stderr]    Compiling cookie v0.12.0
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling tokio-reactor v0.1.9
[INFO] [stderr]    Compiling publicsuffix v1.5.2
[INFO] [stderr]    Compiling tokio-tcp v0.1.3
[INFO] [stderr]    Compiling h2 v0.1.23
[INFO] [stderr]    Compiling http-body v0.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.92
[INFO] [stderr]    Compiling tokio v0.1.21
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling hyper v0.12.29
[INFO] [stderr]    Compiling hyper-tls v0.3.2
[INFO] [stderr]    Compiling serde_json v1.0.39
[INFO] [stderr]    Compiling serde_urlencoded v0.5.5
[INFO] [stderr]    Compiling cookie_store v0.7.0
[INFO] [stderr]    Compiling reqwest v0.9.18
[INFO] [stderr]    Compiling leetcode-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 50s
[INFO] running `"docker" "inspect" "22b131a544a98bfbeacbe3e75218a4fccf1f6e80396242f6b14a02a7ed30440a"`
[INFO] running `"docker" "rm" "-f" "22b131a544a98bfbeacbe3e75218a4fccf1f6e80396242f6b14a02a7ed30440a"`
[INFO] [stdout] 22b131a544a98bfbeacbe3e75218a4fccf1f6e80396242f6b14a02a7ed30440a
[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" "+1.44.0" "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] d047181eaa5339b978460d1db4454b8dde5f3259cfc1aa947b456d7d6ffc6dd2
[INFO] running `"docker" "start" "-a" "d047181eaa5339b978460d1db4454b8dde5f3259cfc1aa947b456d7d6ffc6dd2"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling leetcode-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.09s
[INFO] running `"docker" "inspect" "d047181eaa5339b978460d1db4454b8dde5f3259cfc1aa947b456d7d6ffc6dd2"`
[INFO] running `"docker" "rm" "-f" "d047181eaa5339b978460d1db4454b8dde5f3259cfc1aa947b456d7d6ffc6dd2"`
[INFO] [stdout] d047181eaa5339b978460d1db4454b8dde5f3259cfc1aa947b456d7d6ffc6dd2
[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" "+1.44.0" "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] 08a56e3c5e7cc416482a9244652e00f0f7d37a9615d5a59a067b311b6dcd738a
[INFO] running `"docker" "start" "-a" "08a56e3c5e7cc416482a9244652e00f0f7d37a9615d5a59a067b311b6dcd738a"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.25s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/leetcode_rust-5dd3fd5a90249999
[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] [stderr]      Running /opt/rustwide/target/debug/deps/leetcode_rust-004001f42284e2ce
[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" "08a56e3c5e7cc416482a9244652e00f0f7d37a9615d5a59a067b311b6dcd738a"`
[INFO] running `"docker" "rm" "-f" "08a56e3c5e7cc416482a9244652e00f0f7d37a9615d5a59a067b311b6dcd738a"`
[INFO] [stdout] 08a56e3c5e7cc416482a9244652e00f0f7d37a9615d5a59a067b311b6dcd738a