[INFO] fetching crate stun 0.3.0...
[INFO] checking stun-0.3.0 against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] extracting crate stun 0.3.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate stun 0.3.0 on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate stun 0.3.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate stun 0.3.0
[INFO] tweaked toml for crates.io crate stun 0.3.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate stun 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded subtle v2.4.0
[INFO] [stderr]   Downloaded tokio-test v0.4.2
[INFO] [stderr]   Downloaded miow v0.3.7
[INFO] [stderr]   Downloaded mio v0.7.11
[INFO] [stderr]   Downloaded async-stream-impl v0.3.2
[INFO] [stderr]   Downloaded crc-catalog v1.1.1
[INFO] [stderr]   Downloaded crc v2.0.0
[INFO] [stderr]   Downloaded md-5 v0.9.1
[INFO] [stderr]   Downloaded nix v0.8.1
[INFO] [stderr]   Downloaded async-stream v0.3.2
[INFO] [stderr]   Downloaded bitflags v0.7.0
[INFO] [stderr]   Downloaded futures-core v0.3.15
[INFO] [stderr]   Downloaded ipnet v2.3.1
[INFO] [stderr]   Downloaded tokio v1.6.0
[INFO] [stderr]   Downloaded tokio-stream v0.1.6
[INFO] [stderr]   Downloaded tokio-macros v1.2.0
[INFO] [stderr]   Downloaded ring v0.16.20
[INFO] [stderr]   Downloaded webrtc-util v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 10c0ebbb5e27c51f45b78370966fbd7341a8b30614fdcc53f5298e0d0cf82474
[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" "10c0ebbb5e27c51f45b78370966fbd7341a8b30614fdcc53f5298e0d0cf82474", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "10c0ebbb5e27c51f45b78370966fbd7341a8b30614fdcc53f5298e0d0cf82474", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10c0ebbb5e27c51f45b78370966fbd7341a8b30614fdcc53f5298e0d0cf82474", kill_on_drop: false }`
[INFO] [stdout] 10c0ebbb5e27c51f45b78370966fbd7341a8b30614fdcc53f5298e0d0cf82474
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 320cfa2c847126e57c1377560242b3311fc1e3753ce3a31d5af8703e5a20a8e2
[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" "320cfa2c847126e57c1377560242b3311fc1e3753ce3a31d5af8703e5a20a8e2", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking subtle v2.4.0
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]    Compiling tokio v1.6.0
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking tinyvec v1.2.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]     Checking unicode-bidi v0.3.5
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking nix v0.8.1
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]     Checking mio v0.7.11
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking unicode-normalization v0.1.17
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking md-5 v0.9.1
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]    Compiling tokio-macros v1.2.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.25
[INFO] [stderr]    Compiling async-stream-impl v0.3.2
[INFO] [stderr]     Checking async-stream v0.3.2
[INFO] [stderr]     Checking thiserror v1.0.25
[INFO] [stderr]     Checking tokio-stream v0.1.6
[INFO] [stderr]     Checking webrtc-util v0.3.0
[INFO] [stderr]     Checking tokio-test v0.4.2
[INFO] [stderr]     Checking stun v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.38s
[INFO] running `Command { std: "docker" "inspect" "320cfa2c847126e57c1377560242b3311fc1e3753ce3a31d5af8703e5a20a8e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "320cfa2c847126e57c1377560242b3311fc1e3753ce3a31d5af8703e5a20a8e2", kill_on_drop: false }`
[INFO] [stdout] 320cfa2c847126e57c1377560242b3311fc1e3753ce3a31d5af8703e5a20a8e2