[INFO] cloning repository https://github.com/demostf/sync-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/demostf/sync-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdemostf%2Fsync-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdemostf%2Fsync-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cd938d0ef9ddb2bc0191b8462481e713ad7ae2f4
[INFO] checking demostf/sync-rs against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdemostf%2Fsync-rs" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/demostf/sync-rs on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/demostf/sync-rs
[INFO] finished tweaking git repo https://github.com/demostf/sync-rs
[INFO] tweaked toml for git repo https://github.com/demostf/sync-rs written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/demostf/sync-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ws v0.9.1
[INFO] [stderr]   Downloaded console v0.9.1
[INFO] [stderr]   Downloaded better-panic v0.2.0
[INFO] [stderr]   Downloaded portpicker v0.1.0
[INFO] [stderr]   Downloaded websocket-codec v0.2.0-alpha.6
[INFO] [stderr]   Downloaded enum_dispatch v0.2.0
[INFO] [stderr]   Downloaded websocket-lite v0.3.0-alpha.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2c06cc737a245adbad86e698a04ac9bd3a7922bd600a379321e97030546dd77c
[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" "2c06cc737a245adbad86e698a04ac9bd3a7922bd600a379321e97030546dd77c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2c06cc737a245adbad86e698a04ac9bd3a7922bd600a379321e97030546dd77c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c06cc737a245adbad86e698a04ac9bd3a7922bd600a379321e97030546dd77c", kill_on_drop: false }`
[INFO] [stdout] 2c06cc737a245adbad86e698a04ac9bd3a7922bd600a379321e97030546dd77c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 87496275704f4337e084b58f53216a985c56855ffc2fa61dc551dd358a810c10
[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" "87496275704f4337e084b58f53216a985c56855ffc2fa61dc551dd358a810c10", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling autocfg v0.1.7
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[INFO] [stderr]    Compiling unicode-xid v0.2.0
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[INFO] [stderr]    Compiling cc v1.0.47
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[INFO] [stderr]    Compiling maybe-uninit v2.0.0
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[INFO] [stderr]    Compiling semver-parser v0.7.0
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[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking pin-utils v0.1.0-alpha.4
[INFO] [stderr]    Compiling getrandom v0.1.13
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[INFO] [stderr]    Compiling httparse v1.3.4
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[INFO] [stderr]    Compiling rustc_version v0.2.3
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[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]     Checking block-buffer v0.7.3
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[INFO] [stderr]     Checking tokio-sync v0.2.0-alpha.6
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[INFO] [stderr]     Checking tokio-executor v0.2.0-alpha.6
[INFO] [stderr]     Checking ws v0.9.1
[INFO] [stderr]    Compiling pin-project-internal v0.4.5
[INFO] [stderr]    Compiling serde_derive v1.0.102
[INFO] [stderr]    Compiling enum_dispatch v0.2.0
[INFO] [stderr]     Checking pin-project v0.4.5
[INFO] [stderr]     Checking tokio-io v0.2.0-alpha.6
[INFO] [stderr]     Checking tokio-codec v0.2.0-alpha.6
[INFO] [stderr]     Checking tokio-tls v0.3.0-alpha.6
[INFO] [stderr]     Checking tokio-net v0.2.0-alpha.6
[INFO] [stderr]     Checking websocket-codec v0.2.0-alpha.6
[INFO] [stderr]     Checking websocket-lite v0.3.0-alpha.6
[INFO] [stderr]     Checking serde_json v1.0.41
[INFO] [stderr]     Checking sync v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 05s
[INFO] running `Command { std: "docker" "inspect" "87496275704f4337e084b58f53216a985c56855ffc2fa61dc551dd358a810c10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87496275704f4337e084b58f53216a985c56855ffc2fa61dc551dd358a810c10", kill_on_drop: false }`
[INFO] [stdout] 87496275704f4337e084b58f53216a985c56855ffc2fa61dc551dd358a810c10