[INFO] cloning repository https://github.com/Nugine/nuist-examsafety
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Nugine/nuist-examsafety" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNugine%2Fnuist-examsafety", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNugine%2Fnuist-examsafety'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 14fc72f164b9e30e69f3699e3c9b4365d1a3dd50
[INFO] testing Nugine/nuist-examsafety against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNugine%2Fnuist-examsafety" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Nugine/nuist-examsafety on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Nugine/nuist-examsafety
[INFO] finished tweaking git repo https://github.com/Nugine/nuist-examsafety
[INFO] tweaked toml for git repo https://github.com/Nugine/nuist-examsafety written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/Nugine/nuist-examsafety already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-timer v0.3.0-alpha.6
[INFO] [stderr]   Downloaded http-body v0.2.0-alpha.3
[INFO] [stderr]   Downloaded tokio-executor v0.2.0-alpha.6
[INFO] [stderr]   Downloaded pin-project-internal v0.4.2
[INFO] [stderr]   Downloaded pin-project v0.4.2
[INFO] [stderr]   Downloaded tokio-io v0.2.0-alpha.6
[INFO] [stderr]   Downloaded h2 v0.2.0-alpha.3
[INFO] [stderr]   Downloaded hyper-tls v0.4.0-alpha.4
[INFO] [stderr]   Downloaded reqwest v0.10.0-alpha.1
[INFO] [stderr]   Downloaded tokio v0.2.0-alpha.6
[INFO] [stderr]   Downloaded hyper v0.13.0-alpha.4
[INFO] [stderr]   Downloaded tokio-fs v0.2.0-alpha.6
[INFO] [stderr]   Downloaded tokio-macros v0.2.0-alpha.6
[INFO] [stderr]   Downloaded tokio-codec v0.2.0-alpha.6
[INFO] [stderr]   Downloaded tokio-sync v0.2.0-alpha.6
[INFO] [stderr]   Downloaded tracing v0.1.9
[INFO] [stderr]   Downloaded tracing-attributes v0.1.4
[INFO] [stderr]   Downloaded tokio-net v0.2.0-alpha.6
[INFO] [stderr]   Downloaded tracing-core v0.1.6
[INFO] [stderr]   Downloaded tower-make v0.3.0-alpha.2a
[INFO] [stderr]   Downloaded tower-service v0.3.0-alpha.2
[INFO] [stderr]   Downloaded tokio-tls v0.3.0-alpha.6
[INFO] [stderr]   Downloaded cookie_store v0.9.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 349797a95824a5e76b8529fd0b5a6d0e9d5f54c911d671012d23a8942f53499f
[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" "349797a95824a5e76b8529fd0b5a6d0e9d5f54c911d671012d23a8942f53499f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "349797a95824a5e76b8529fd0b5a6d0e9d5f54c911d671012d23a8942f53499f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "349797a95824a5e76b8529fd0b5a6d0e9d5f54c911d671012d23a8942f53499f", kill_on_drop: false }`
[INFO] [stdout] 349797a95824a5e76b8529fd0b5a6d0e9d5f54c911d671012d23a8942f53499f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8f08b41a4b8afaf5fe7e6287d46347f069c7033cad9ad312dfe151db723003f2
[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" "8f08b41a4b8afaf5fe7e6287d46347f069c7033cad9ad312dfe151db723003f2", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling futures-core-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling pin-project-internal v0.4.2
[INFO] [stderr]    Compiling futures-sink-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling bitflags v1.2.0
[INFO] [stderr]    Compiling tower-service v0.3.0-alpha.2
[INFO] [stderr]    Compiling encoding_rs v0.8.20
[INFO] [stderr]    Compiling openssl-sys v0.9.51
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling tracing-core v0.1.6
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling backtrace v0.3.38
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling futures-channel-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling regex v1.3.1
[INFO] [stderr]    Compiling mio v0.6.19
[INFO] [stderr]    Compiling error-chain v0.12.1
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling futures-util-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.2
[INFO] [stderr]    Compiling crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling crossbeam-channel v0.3.9
[INFO] [stderr]    Compiling http v0.1.18
[INFO] [stderr]    Compiling string v0.2.1
[INFO] [stderr]    Compiling crossbeam-deque v0.7.1
[INFO] [stderr]    Compiling openssl v0.10.25
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling publicsuffix v1.5.3
[INFO] [stderr]    Compiling tokio-sync v0.2.0-alpha.6
[INFO] [stderr]    Compiling http-body v0.2.0-alpha.3
[INFO] [stderr]    Compiling tracing-attributes v0.1.4
[INFO] [stderr]    Compiling serde_derive v1.0.101
[INFO] [stderr]    Compiling tokio-macros v0.2.0-alpha.6
[INFO] [stderr]    Compiling tracing v0.1.9
[INFO] [stderr]    Compiling tokio-executor v0.2.0-alpha.6
[INFO] [stderr]    Compiling pin-project v0.4.2
[INFO] [stderr]    Compiling tokio-io v0.2.0-alpha.6
[INFO] [stderr]    Compiling tokio-timer v0.3.0-alpha.6
[INFO] [stderr]    Compiling tokio-codec v0.2.0-alpha.6
[INFO] [stderr]    Compiling tower-make v0.3.0-alpha.2a
[INFO] [stderr]    Compiling tokio-fs v0.2.0-alpha.6
[INFO] [stderr]    Compiling tokio-tls v0.3.0-alpha.6
[INFO] [stderr]    Compiling tokio-net v0.2.0-alpha.6
[INFO] [stderr]    Compiling h2 v0.2.0-alpha.3
[INFO] [stderr]    Compiling tokio v0.2.0-alpha.6
[INFO] [stderr]    Compiling serde v1.0.101
[INFO] [stderr]    Compiling hyper v0.13.0-alpha.4
[INFO] [stderr]    Compiling hyper-tls v0.4.0-alpha.4
[INFO] [stderr]    Compiling serde_json v1.0.41
[INFO] [stderr]    Compiling serde_urlencoded v0.6.1
[INFO] [stderr]    Compiling cookie_store v0.9.0
[INFO] [stderr]    Compiling reqwest v0.10.0-alpha.1
[INFO] [stderr]    Compiling examsafety v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 24s
[INFO] running `Command { std: "docker" "inspect" "8f08b41a4b8afaf5fe7e6287d46347f069c7033cad9ad312dfe151db723003f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f08b41a4b8afaf5fe7e6287d46347f069c7033cad9ad312dfe151db723003f2", kill_on_drop: false }`
[INFO] [stdout] 8f08b41a4b8afaf5fe7e6287d46347f069c7033cad9ad312dfe151db723003f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6025316d25dacf536b2a98d83ef69f65ea7404d936d09f2d9f46096404832699
[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" "6025316d25dacf536b2a98d83ef69f65ea7404d936d09f2d9f46096404832699", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling examsafety v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.75s
[INFO] running `Command { std: "docker" "inspect" "6025316d25dacf536b2a98d83ef69f65ea7404d936d09f2d9f46096404832699", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6025316d25dacf536b2a98d83ef69f65ea7404d936d09f2d9f46096404832699", kill_on_drop: false }`
[INFO] [stdout] 6025316d25dacf536b2a98d83ef69f65ea7404d936d09f2d9f46096404832699
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 215f02d28bd876373ef9d4dc22f46a1c10bd4a61b0f4bdaf8f2a6f8be9603f0b
[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" "215f02d28bd876373ef9d4dc22f46a1c10bd4a61b0f4bdaf8f2a6f8be9603f0b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.26s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/examsafety-d2196a412c43b739
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "215f02d28bd876373ef9d4dc22f46a1c10bd4a61b0f4bdaf8f2a6f8be9603f0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "215f02d28bd876373ef9d4dc22f46a1c10bd4a61b0f4bdaf8f2a6f8be9603f0b", kill_on_drop: false }`
[INFO] [stdout] 215f02d28bd876373ef9d4dc22f46a1c10bd4a61b0f4bdaf8f2a6f8be9603f0b