[INFO] fetching crate tundevice 0.1.3...
[INFO] checking tundevice-0.1.3 against master#8007b506ac5da629f223b755f5a5391edd5f6d01 for pr-88041
[INFO] extracting crate tundevice 0.1.3 into /workspace/builds/worker-49/source
[INFO] validating manifest of crates.io crate tundevice 0.1.3 on toolchain 8007b506ac5da629f223b755f5a5391edd5f6d01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-49/source/.cargo/config
[INFO] started tweaking crates.io crate tundevice 0.1.3
[INFO] finished tweaking crates.io crate tundevice 0.1.3
[INFO] tweaked toml for crates.io crate tundevice 0.1.3 written to /workspace/builds/worker-49/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded flume v0.10.8
[INFO] [stderr]   Downloaded nanorand v0.6.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4b187cea7dfe61170afa6aad6ba91759751592c88300c8d39ce53f957606cf0b
[INFO] running `Command { std: "docker" "start" "-a" "4b187cea7dfe61170afa6aad6ba91759751592c88300c8d39ce53f957606cf0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b187cea7dfe61170afa6aad6ba91759751592c88300c8d39ce53f957606cf0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b187cea7dfe61170afa6aad6ba91759751592c88300c8d39ce53f957606cf0b", kill_on_drop: false }`
[INFO] [stdout] 4b187cea7dfe61170afa6aad6ba91759751592c88300c8d39ce53f957606cf0b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8038dfad588fef70ab6934e7984119c783d32bab1a323dfdf02903b0ba28fca6
[INFO] running `Command { std: "docker" "start" "-a" "8038dfad588fef70ab6934e7984119c783d32bab1a323dfdf02903b0ba28fca6", kill_on_drop: false }`
[INFO] [stderr]     Checking cache-padded v1.1.1
[INFO] [stderr]     Checking event-listener v2.5.1
[INFO] [stderr]     Checking futures-io v0.3.16
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]     Checking fastrand v1.5.0
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]     Checking async-task v4.0.3
[INFO] [stderr]     Checking atomic-waker v1.0.0
[INFO] [stderr]    Compiling signal-hook v0.3.9
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]     Checking futures-sink v0.3.16
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]     Checking socket2 v0.4.1
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking polling v2.1.0
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]     Checking concurrent-queue v1.2.2
[INFO] [stderr]     Checking async-lock v2.4.0
[INFO] [stderr]     Checking simple-mutex v1.1.5
[INFO] [stderr]     Checking futures-lite v1.12.0
[INFO] [stderr]     Checking nanorand v0.6.1
[INFO] [stderr]     Checking async-dup v1.2.2
[INFO] [stderr]     Checking async-channel v1.6.1
[INFO] [stderr]     Checking spinning_top v0.2.4
[INFO] [stderr]     Checking async-io v1.6.0
[INFO] [stderr]     Checking blocking v1.0.2
[INFO] [stderr]     Checking async-executor v1.4.1
[INFO] [stderr]    Compiling tundevice v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking async-process v1.2.0
[INFO] [stderr]     Checking async-net v1.6.1
[INFO] [stderr]     Checking async-fs v1.5.0
[INFO] [stderr]     Checking smol v1.2.5
[INFO] [stderr]    Compiling pin-project-internal v1.0.8
[INFO] [stderr]     Checking pin-project v1.0.8
[INFO] [stderr]     Checking flume v0.10.8
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.88s
[INFO] running `Command { std: "docker" "inspect" "8038dfad588fef70ab6934e7984119c783d32bab1a323dfdf02903b0ba28fca6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8038dfad588fef70ab6934e7984119c783d32bab1a323dfdf02903b0ba28fca6", kill_on_drop: false }`
[INFO] [stdout] 8038dfad588fef70ab6934e7984119c783d32bab1a323dfdf02903b0ba28fca6