[INFO] cloning repository https://github.com/ustulation/using-quinn
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ustulation/using-quinn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fustulation%2Fusing-quinn", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fustulation%2Fusing-quinn'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8affa4dc3c5982e612371b8a6173aa6a26b70189
[INFO] checking ustulation/using-quinn against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fustulation%2Fusing-quinn" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ustulation/using-quinn on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ustulation/using-quinn
[INFO] finished tweaking git repo https://github.com/ustulation/using-quinn
[INFO] tweaked toml for git repo https://github.com/ustulation/using-quinn written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8867e9a71756e35407dd01eb047ac05404a34c9998df65c8767832d98f42b862
[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" "8867e9a71756e35407dd01eb047ac05404a34c9998df65c8767832d98f42b862", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8867e9a71756e35407dd01eb047ac05404a34c9998df65c8767832d98f42b862", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8867e9a71756e35407dd01eb047ac05404a34c9998df65c8767832d98f42b862", kill_on_drop: false }`
[INFO] [stdout] 8867e9a71756e35407dd01eb047ac05404a34c9998df65c8767832d98f42b862
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 34457043d4218ec24f934c13da0865b5285286cab49a540f0fb2e0bd209ce9d3
[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" "34457043d4218ec24f934c13da0865b5285286cab49a540f0fb2e0bd209ce9d3", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling futures-channel v0.3.16
[INFO] [stderr]     Checking futures-sink v0.3.16
[INFO] [stderr]    Compiling futures-task v0.3.16
[INFO] [stderr]     Checking futures-io v0.3.16
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking httpdate v1.0.1
[INFO] [stderr]     Checking xml-rs v0.8.4
[INFO] [stderr]     Checking wildmatch v1.1.0
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling anyhow v1.0.42
[INFO] [stderr]     Checking tracing-core v0.1.18
[INFO] [stderr]    Compiling futures-macro v0.3.16
[INFO] [stderr]    Compiling tokio v1.9.0
[INFO] [stderr]    Compiling futures-util v0.3.16
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]     Checking instant v0.1.10
[INFO] [stderr]     Checking sharded-slab v0.1.1
[INFO] [stderr]     Checking tinyvec v1.3.1
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking tracing-log v0.1.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking xmltree v0.10.3
[INFO] [stderr]     Checking pem v0.8.3
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking socket2 v0.4.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking socket2 v0.3.19
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking matchers v0.0.1
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking yasna v0.4.0
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking sct v0.6.1
[INFO] [stderr]     Checking webpki v0.21.4
[INFO] [stderr]     Checking rcgen v0.8.11
[INFO] [stderr]     Checking rustls v0.19.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]    Compiling tokio-macros v1.3.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling pin-project-internal v1.0.8
[INFO] [stderr]    Compiling structopt-derive v0.4.15
[INFO] [stderr]    Compiling tracing-test-macro v0.1.0
[INFO] [stderr]     Checking thiserror v1.0.26
[INFO] [stderr]     Checking tracing v0.1.26
[INFO] [stderr]     Checking structopt v0.3.22
[INFO] [stderr]     Checking pin-project v1.0.8
[INFO] [stderr]     Checking futures-executor v0.3.16
[INFO] [stderr]     Checking futures v0.3.16
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]     Checking serde_json v1.0.65
[INFO] [stderr]     Checking tracing-serde v0.1.2
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking http v0.2.4
[INFO] [stderr]     Checking quinn-proto v0.7.3
[INFO] [stderr]     Checking tracing-subscriber v0.2.19
[INFO] [stderr]     Checking tracing-test v0.1.0
[INFO] [stderr]     Checking http-body v0.4.2
[INFO] [stderr]     Checking attohttpc v0.16.3
[INFO] [stderr]     Checking tokio-util v0.6.7
[INFO] [stderr]     Checking backoff v0.3.0
[INFO] [stderr]     Checking quinn v0.7.2
[INFO] [stderr]     Checking h2 v0.3.3
[INFO] [stderr]     Checking hyper v0.14.11
[INFO] [stderr]     Checking igd v0.12.0
[INFO] [stderr]     Checking qp2p v0.12.11 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 57.26s
[INFO] running `Command { std: "docker" "inspect" "34457043d4218ec24f934c13da0865b5285286cab49a540f0fb2e0bd209ce9d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34457043d4218ec24f934c13da0865b5285286cab49a540f0fb2e0bd209ce9d3", kill_on_drop: false }`
[INFO] [stdout] 34457043d4218ec24f934c13da0865b5285286cab49a540f0fb2e0bd209ce9d3