[INFO] updating cached repository https://github.com/zacheryph/leetcode-rust
[INFO] running `Command { std: "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", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 17605fe38dc8c27667f9f0bf6c9f9ecc85d05e8f
[INFO] testing zacheryph/leetcode-rust against 1.45.2 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzacheryph%2Fleetcode-rust" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zacheryph/leetcode-rust on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-12/source/Cargo.toml
[INFO] crate git repo https://github.com/zacheryph/leetcode-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ff5aad4b9f32aecf32fab736ddc6846c3c3ca95992d259683bac3e76547e3325
[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" "ff5aad4b9f32aecf32fab736ddc6846c3c3ca95992d259683bac3e76547e3325", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ff5aad4b9f32aecf32fab736ddc6846c3c3ca95992d259683bac3e76547e3325", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff5aad4b9f32aecf32fab736ddc6846c3c3ca95992d259683bac3e76547e3325", kill_on_drop: false }`
[INFO] [stdout] ff5aad4b9f32aecf32fab736ddc6846c3c3ca95992d259683bac3e76547e3325
[INFO] running `Command { std: "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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 15ca9ca11b6eb0c406b4a5aac7b1825212f4dafe13d91538791e4664ed7eb18d
[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" "15ca9ca11b6eb0c406b4a5aac7b1825212f4dafe13d91538791e4664ed7eb18d", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v0.15.35
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]    Compiling build_const v0.2.1
[INFO] [stderr]    Compiling openssl v0.10.23
[INFO] [stderr]    Compiling adler32 v1.0.3
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling miniz_oxide_c_api v0.2.1
[INFO] [stderr]    Compiling tokio-trace-core v0.2.0
[INFO] [stderr]    Compiling try_from v0.3.2
[INFO] [stderr]    Compiling openssl-sys v0.9.47
[INFO] [stderr]    Compiling crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling cookie v0.12.0
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling publicsuffix v1.5.2
[INFO] [stderr]    Compiling miniz_oxide v0.2.1
[INFO] [stderr]    Compiling mio v0.6.19
[INFO] [stderr]    Compiling want v0.0.6
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.6
[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 crossbeam-epoch v0.7.1
[INFO] [stderr]    Compiling flate2 v1.0.7
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]    Compiling tokio-reactor v0.1.9
[INFO] [stderr]    Compiling crossbeam-deque v0.7.1
[INFO] [stderr]    Compiling tokio-threadpool v0.1.14
[INFO] [stderr]    Compiling tokio-tcp v0.1.3
[INFO] [stderr]    Compiling tokio v0.1.21
[INFO] [stderr]    Compiling http-body v0.1.0
[INFO] [stderr]    Compiling h2 v0.1.23
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling serde_derive v1.0.92
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling hyper v0.12.29
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling hyper-tls v0.3.2
[INFO] [stderr]    Compiling serde v1.0.92
[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 59.56s
[INFO] running `Command { std: "docker" "inspect" "15ca9ca11b6eb0c406b4a5aac7b1825212f4dafe13d91538791e4664ed7eb18d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15ca9ca11b6eb0c406b4a5aac7b1825212f4dafe13d91538791e4664ed7eb18d", kill_on_drop: false }`
[INFO] [stdout] 15ca9ca11b6eb0c406b4a5aac7b1825212f4dafe13d91538791e4664ed7eb18d
[INFO] running `Command { std: "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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 753fdc31bb3745b38f7ed4991905dc041f69aac10ca7523523d47ea847705961
[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" "753fdc31bb3745b38f7ed4991905dc041f69aac10ca7523523d47ea847705961", kill_on_drop: false }`
[INFO] [stderr]    Compiling leetcode-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.33s
[INFO] running `Command { std: "docker" "inspect" "753fdc31bb3745b38f7ed4991905dc041f69aac10ca7523523d47ea847705961", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "753fdc31bb3745b38f7ed4991905dc041f69aac10ca7523523d47ea847705961", kill_on_drop: false }`
[INFO] [stdout] 753fdc31bb3745b38f7ed4991905dc041f69aac10ca7523523d47ea847705961
[INFO] running `Command { std: "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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8e1f493bc47f05762696592afde6addc782cce4da8742caf1eade8f2585c5fdd
[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" "8e1f493bc47f05762696592afde6addc782cce4da8742caf1eade8f2585c5fdd", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.77s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/leetcode_rust-51a1dc8a145f3dc6
[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-0df95d7b017aa3e1
[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" "8e1f493bc47f05762696592afde6addc782cce4da8742caf1eade8f2585c5fdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e1f493bc47f05762696592afde6addc782cce4da8742caf1eade8f2585c5fdd", kill_on_drop: false }`
[INFO] [stdout] 8e1f493bc47f05762696592afde6addc782cce4da8742caf1eade8f2585c5fdd