[INFO] cloning repository https://github.com/fabracht/ice-try-one
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fabracht/ice-try-one" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffabracht%2Fice-try-one", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffabracht%2Fice-try-one'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bb756b690b019a087a09106bc07f0baa5fb544d0
[INFO] building fabracht/ice-try-one against master#f77247ac59b29ce927f4d2cd1c26a4b2d1d358c9 for pr-137044-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffabracht%2Fice-try-one" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fabracht/ice-try-one on toolchain f77247ac59b29ce927f4d2cd1c26a4b2d1d358c9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f77247ac59b29ce927f4d2cd1c26a4b2d1d358c9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/fabracht/ice-try-one
[INFO] finished tweaking git repo https://github.com/fabracht/ice-try-one
[INFO] tweaked toml for git repo https://github.com/fabracht/ice-try-one written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/fabracht/ice-try-one already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f77247ac59b29ce927f4d2cd1c26a4b2d1d358c9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded quote v1.0.15
[INFO] [stderr]   Downloaded waitgroup v0.1.2
[INFO] [stderr]   Downloaded matches v0.1.9
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.79
[INFO] [stderr]   Downloaded futures-sink v0.3.21
[INFO] [stderr]   Downloaded socket2 v0.4.4
[INFO] [stderr]   Downloaded tokio-macros v1.7.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.36
[INFO] [stderr]   Downloaded dashmap v5.1.0
[INFO] [stderr]   Downloaded env_logger v0.9.0
[INFO] [stderr]   Downloaded bytes v0.4.12
[INFO] [stderr]   Downloaded base64 v0.13.0
[INFO] [stderr]   Downloaded tokio-util v0.7.0
[INFO] [stderr]   Downloaded aho-corasick v0.7.18
[INFO] [stderr]   Downloaded webrtc-ice v0.6.6
[INFO] [stderr]   Downloaded futures-util v0.3.21
[INFO] [stderr]   Downloaded futures v0.1.31
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.79
[INFO] [stderr]   Downloaded ntapi v0.3.7
[INFO] [stderr]   Downloaded regex v1.5.5
[INFO] [stderr]   Downloaded nix v0.23.1
[INFO] [stderr]   Downloaded idna v0.2.3
[INFO] [stderr]   Downloaded syn v1.0.86
[INFO] [stderr]   Downloaded regex-syntax v0.6.25
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.79
[INFO] [stderr]   Downloaded turn v0.5.4
[INFO] [stderr]   Downloaded unicode-normalization v0.1.19
[INFO] [stderr]   Downloaded url v2.2.2
[INFO] [stderr]   Downloaded webrtc-util v0.5.3
[INFO] [stderr]   Downloaded js-sys v0.3.56
[INFO] [stderr]   Downloaded bumpalo v3.9.1
[INFO] [stderr]   Downloaded stun v0.4.2
[INFO] [stderr]   Downloaded webrtc-mdns v0.4.2
[INFO] [stderr]   Downloaded cc v1.0.73
[INFO] [stderr]   Downloaded libc v0.2.119
[INFO] [stderr]   Downloaded tokio v1.17.0
[INFO] [stderr]   Downloaded bytes v1.1.0
[INFO] [stderr]   Downloaded memchr v2.4.1
[INFO] [stderr]   Downloaded typenum v1.15.0
[INFO] [stderr]   Downloaded web-sys v0.3.56
[INFO] [stderr]   Downloaded tinyvec v1.5.1
[INFO] [stderr]   Downloaded windows_aarch64_msvc v0.32.0
[INFO] [stderr]   Downloaded windows_i686_msvc v0.32.0
[INFO] [stderr]   Downloaded windows_i686_gnu v0.32.0
[INFO] [stderr]   Downloaded windows_x86_64_gnu v0.32.0
[INFO] [stderr]   Downloaded smallvec v1.8.0
[INFO] [stderr]   Downloaded parking_lot_core v0.9.1
[INFO] [stderr]   Downloaded pin-project-lite v0.2.8
[INFO] [stderr]   Downloaded tokio-io v0.1.13
[INFO] [stderr]   Downloaded generic-array v0.14.5
[INFO] [stderr]   Downloaded digest v0.10.3
[INFO] [stderr]   Downloaded spin v0.5.2
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.79
[INFO] [stderr]   Downloaded form_urlencoded v1.0.1
[INFO] [stderr]   Downloaded unicode-bidi v0.3.7
[INFO] [stderr]   Downloaded uuid v0.8.2
[INFO] [stderr]   Downloaded atomic-waker v1.0.0
[INFO] [stderr]   Downloaded async-trait v0.1.52
[INFO] [stderr]   Downloaded ipnet v2.4.0
[INFO] [stderr]   Downloaded parking_lot_core v0.8.5
[INFO] [stderr]   Downloaded parking_lot v0.11.2
[INFO] [stderr]   Downloaded wasi v0.10.2+wasi-snapshot-preview1
[INFO] [stderr]   Downloaded getrandom v0.2.5
[INFO] [stderr]   Downloaded thiserror-impl v1.0.30
[INFO] [stderr]   Downloaded miow v0.3.7
[INFO] [stderr]   Downloaded windows_x86_64_msvc v0.32.0
[INFO] [stderr]   Downloaded once_cell v1.10.0
[INFO] [stderr]   Downloaded lock_api v0.4.6
[INFO] [stderr]   Downloaded redox_syscall v0.2.11
[INFO] [stderr]   Downloaded parking_lot v0.12.0
[INFO] [stderr]   Downloaded signal-hook-registry v1.4.0
[INFO] [stderr]   Downloaded humantime v2.1.0
[INFO] [stderr]   Downloaded winapi-util v0.1.5
[INFO] [stderr]   Downloaded termcolor v1.1.3
[INFO] [stderr]   Downloaded iovec v0.1.4
[INFO] [stderr]   Downloaded tokio-codec v0.1.2
[INFO] [stderr]   Downloaded futures-io v0.3.21
[INFO] [stderr]   Downloaded futures-core v0.3.21
[INFO] [stderr]   Downloaded futures-macro v0.3.21
[INFO] [stderr]   Downloaded futures-task v0.3.21
[INFO] [stderr]   Downloaded slab v0.4.5
[INFO] [stderr]   Downloaded crc-catalog v1.1.1
[INFO] [stderr]   Downloaded crc v2.1.0
[INFO] [stderr]   Downloaded block-buffer v0.10.2
[INFO] [stderr]   Downloaded crypto-common v0.1.3
[INFO] [stderr]   Downloaded md-5 v0.10.1
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.79
[INFO] [stderr]   Downloaded subtle v2.4.1
[INFO] [stderr]   Downloaded percent-encoding v2.1.0
[INFO] [stderr]   Downloaded memoffset v0.6.5
[INFO] [stderr]   Downloaded ppv-lite86 v0.2.16
[INFO] [stderr]   Downloaded rand_core v0.6.3
[INFO] [stderr]   Downloaded thiserror v1.0.30
[INFO] [stderr]   Downloaded num_cpus v1.13.1
[INFO] [stderr]   Downloaded scopeguard v1.1.0
[INFO] [stderr]   Downloaded tinyvec_macros v0.1.0
[INFO] [stderr]   Downloaded instant v0.1.12
[INFO] [stderr]   Downloaded windows-sys v0.32.0
[INFO] [stderr]   Downloaded ring v0.16.20
[INFO] [stderr]   Downloaded mio v0.8.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+f77247ac59b29ce927f4d2cd1c26a4b2d1d358c9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d6a596a98a11301eac1f081daddf0f0ae4d9d883be89fc3fc09899af99e09137
[INFO] running `Command { std: "docker" "start" "-a" "d6a596a98a11301eac1f081daddf0f0ae4d9d883be89fc3fc09899af99e09137", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d6a596a98a11301eac1f081daddf0f0ae4d9d883be89fc3fc09899af99e09137", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6a596a98a11301eac1f081daddf0f0ae4d9d883be89fc3fc09899af99e09137", kill_on_drop: false }`
[INFO] [stdout] d6a596a98a11301eac1f081daddf0f0ae4d9d883be89fc3fc09899af99e09137
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+f77247ac59b29ce927f4d2cd1c26a4b2d1d358c9" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 57ebea8f321e605ce836340570481b7e20f67fc63b5805f978a7c4d69de8e2a6
[INFO] running `Command { std: "docker" "start" "-a" "57ebea8f321e605ce836340570481b7e20f67fc63b5805f978a7c4d69de8e2a6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling smallvec v1.8.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.1
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling once_cell v1.10.0
[INFO] [stderr]    Compiling lock_api v0.4.6
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling pin-project-lite v0.2.8
[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling async-trait v0.1.52
[INFO] [stderr]    Compiling matches v0.1.9
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.7
[INFO] [stderr]    Compiling digest v0.10.3
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling crc-catalog v1.1.1
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling untrusted v0.7.1
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling crc v2.1.0
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling md-5 v0.10.1
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling futures v0.1.31
[INFO] [stderr]    Compiling slab v0.4.5
[INFO] [stderr]    Compiling waitgroup v0.1.2
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling webrtc-util v0.5.3
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling getrandom v0.2.5
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling mio v0.8.1
[INFO] [stderr]    Compiling socket2 v0.4.4
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling nix v0.23.1
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling parking_lot v0.12.0
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling url v2.2.2
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling regex v1.5.5
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling dashmap v5.1.0
[INFO] [stderr]    Compiling tokio-codec v0.1.2
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling env_logger v0.9.0
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling tokio v1.17.0
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling tokio-util v0.7.0
[INFO] [stderr]    Compiling stun v0.4.2
[INFO] [stderr]    Compiling webrtc-mdns v0.4.2
[INFO] [stderr]    Compiling turn v0.5.4
[INFO] [stderr]    Compiling webrtc-ice v0.6.6
[INFO] [stderr]    Compiling ice_try_one v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 34.76s
[INFO] running `Command { std: "docker" "inspect" "57ebea8f321e605ce836340570481b7e20f67fc63b5805f978a7c4d69de8e2a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57ebea8f321e605ce836340570481b7e20f67fc63b5805f978a7c4d69de8e2a6", kill_on_drop: false }`
[INFO] [stdout] 57ebea8f321e605ce836340570481b7e20f67fc63b5805f978a7c4d69de8e2a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+f77247ac59b29ce927f4d2cd1c26a4b2d1d358c9" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7da8639e89242bcbf31074942f51b7a44aed40a0c8a8092a2b2c7113c43bdcaf
[INFO] running `Command { std: "docker" "start" "-a" "7da8639e89242bcbf31074942f51b7a44aed40a0c8a8092a2b2c7113c43bdcaf", kill_on_drop: false }`
[INFO] [stderr]    Compiling ice_try_one v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "7da8639e89242bcbf31074942f51b7a44aed40a0c8a8092a2b2c7113c43bdcaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7da8639e89242bcbf31074942f51b7a44aed40a0c8a8092a2b2c7113c43bdcaf", kill_on_drop: false }`
[INFO] [stdout] 7da8639e89242bcbf31074942f51b7a44aed40a0c8a8092a2b2c7113c43bdcaf