[INFO] cloning repository https://github.com/langzime/stargate
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/langzime/stargate" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flangzime%2Fstargate", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flangzime%2Fstargate'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 98e7f8e5eebbc3df4290bf776d681722322c5bbf
[INFO] checking langzime/stargate against master#5e3f1b148db5bfa27fee52464ae1f5d34c49d77b for pr-75502
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flangzime%2Fstargate" "/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/langzime/stargate on toolchain 5e3f1b148db5bfa27fee52464ae1f5d34c49d77b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/langzime/stargate
[INFO] finished tweaking git repo https://github.com/langzime/stargate
[INFO] tweaked toml for git repo https://github.com/langzime/stargate written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/langzime/stargate already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 83369e144009ff0c8acf0ae32761a8f8e9ba568f77ecd5356e3fedaa0b1e49ee
[INFO] running `Command { std: "docker" "start" "-a" "83369e144009ff0c8acf0ae32761a8f8e9ba568f77ecd5356e3fedaa0b1e49ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "83369e144009ff0c8acf0ae32761a8f8e9ba568f77ecd5356e3fedaa0b1e49ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83369e144009ff0c8acf0ae32761a8f8e9ba568f77ecd5356e3fedaa0b1e49ee", kill_on_drop: false }`
[INFO] [stdout] 83369e144009ff0c8acf0ae32761a8f8e9ba568f77ecd5356e3fedaa0b1e49ee
[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=forbid" "-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:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c0759a555a3d4d60a3b57b204273dafd44fa5b51169b7141045487e712cca432
[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" "c0759a555a3d4d60a3b57b204273dafd44fa5b51169b7141045487e712cca432", kill_on_drop: false }`
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking futures-core-preview v0.3.0-alpha.18
[INFO] [stderr]    Compiling proc-macro2 v1.0.2
[INFO] [stderr]     Checking futures-io-preview v0.3.0-alpha.18
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]    Compiling pkg-config v0.3.15
[INFO] [stderr]     Checking smallvec v0.6.10
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling openssl v0.10.24
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking tower-service v0.3.0-alpha.1
[INFO] [stderr]     Checking try-lock v0.2.2
[INFO] [stderr]     Checking indexmap v1.1.0
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking futures-sink-preview v0.3.0-alpha.18
[INFO] [stderr]     Checking humantime v1.2.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]     Checking futures-channel-preview v0.3.0-alpha.18
[INFO] [stderr]     Checking unicode-normalization v0.1.8
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking tracing-core v0.1.5
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking futures-util-preview v0.3.0-alpha.18
[INFO] [stderr]    Compiling unicase v2.5.1
[INFO] [stderr]     Checking regex v1.2.1
[INFO] [stderr]     Checking tokio-io v0.2.0-alpha.4
[INFO] [stderr]     Checking http v0.1.18
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking crossbeam-channel v0.3.9
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]     Checking tokio-codec v0.2.0-alpha.4
[INFO] [stderr]     Checking tower-make v0.1.0-alpha.2
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling openssl-sys v0.9.49
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking mime v0.3.13
[INFO] [stderr]    Compiling mime_guess v2.0.1
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking tokio-sync v0.2.0-alpha.4
[INFO] [stderr]     Checking futures-executor-preview v0.3.0-alpha.18
[INFO] [stderr]     Checking http-body v0.2.0-alpha.1
[INFO] [stderr]     Checking futures-preview v0.3.0-alpha.18
[INFO] [stderr]     Checking h2 v0.2.0-alpha.0 (https://github.com/hyperium/h2#2d90efee)
[INFO] [stderr]     Checking tokio-tls v0.3.0-alpha.4
[INFO] [stderr]    Compiling tracing-attributes v0.1.2
[INFO] [stderr]    Compiling tokio-macros v0.2.0-alpha.4
[INFO] [stderr]     Checking tracing v0.1.7
[INFO] [stderr]     Checking tokio-executor v0.2.0-alpha.4
[INFO] [stderr]     Checking tokio-net v0.2.0-alpha.4
[INFO] [stderr]     Checking tokio-fs v0.2.0-alpha.4
[INFO] [stderr]     Checking tokio-timer v0.3.0-alpha.4
[INFO] [stderr]     Checking tokio v0.2.0-alpha.4
[INFO] [stderr]     Checking hyper v0.13.0-a.0 (https://github.com/hyperium/hyper#347a10eb)
[INFO] [stderr]     Checking hyper-tls v0.3.2 (https://github.com/hyperium/hyper-tls#86f4c00c)
[INFO] [stderr]     Checking stargate v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 55.65s
[INFO] running `Command { std: "docker" "inspect" "c0759a555a3d4d60a3b57b204273dafd44fa5b51169b7141045487e712cca432", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0759a555a3d4d60a3b57b204273dafd44fa5b51169b7141045487e712cca432", kill_on_drop: false }`
[INFO] [stdout] c0759a555a3d4d60a3b57b204273dafd44fa5b51169b7141045487e712cca432