[INFO] cloning repository https://github.com/mjhoy/json-over-dns
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mjhoy/json-over-dns" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmjhoy%2Fjson-over-dns", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmjhoy%2Fjson-over-dns'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 86cbaae53d517f96bdbad73af54fe4516e42fbba
[INFO] testing mjhoy/json-over-dns against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmjhoy%2Fjson-over-dns" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mjhoy/json-over-dns on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mjhoy/json-over-dns
[INFO] finished tweaking git repo https://github.com/mjhoy/json-over-dns
[INFO] tweaked toml for git repo https://github.com/mjhoy/json-over-dns written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/mjhoy/json-over-dns already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded trust-dns-client v0.19.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cd19d18a88071cd6b6fad9e22004532a90eb6e7a2e6d3a6dcb51364fafcd0b3d
[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" "cd19d18a88071cd6b6fad9e22004532a90eb6e7a2e6d3a6dcb51364fafcd0b3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cd19d18a88071cd6b6fad9e22004532a90eb6e7a2e6d3a6dcb51364fafcd0b3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd19d18a88071cd6b6fad9e22004532a90eb6e7a2e6d3a6dcb51364fafcd0b3d", kill_on_drop: false }`
[INFO] [stdout] cd19d18a88071cd6b6fad9e22004532a90eb6e7a2e6d3a6dcb51364fafcd0b3d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1cc24418dd369b3ec2727fe5fdc4d1655ee15ba148ed7d80968b51d2f6c847b0
[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" "1cc24418dd369b3ec2727fe5fdc4d1655ee15ba148ed7d80968b51d2f6c847b0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.85
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling pin-project-lite v0.2.4
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling object v0.23.0
[INFO] [stderr]    Compiling pin-project-lite v0.1.11
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling nibble_vec v0.0.4
[INFO] [stderr]    Compiling endian-type v0.1.2
[INFO] [stderr]    Compiling data-encoding v2.3.2
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling tinyvec v1.1.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling addr2line v0.14.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling radix_trie v0.1.6
[INFO] [stderr]    Compiling futures-util v0.3.12
[INFO] [stderr]    Compiling form_urlencoded v1.0.0
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling unicode-normalization v0.1.16
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling tokio v0.2.25
[INFO] [stderr]    Compiling idna v0.2.1
[INFO] [stderr]    Compiling backtrace v0.3.56
[INFO] [stderr]    Compiling url v2.2.0
[INFO] [stderr]    Compiling futures v0.3.12
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]    Compiling async-trait v0.1.42
[INFO] [stderr]    Compiling enum-as-inner v0.3.3
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]    Compiling thiserror v1.0.23
[INFO] [stderr]    Compiling trust-dns-proto v0.19.6
[INFO] [stderr]    Compiling structopt v0.3.21
[INFO] [stderr]    Compiling trust-dns-client v0.19.6
[INFO] [stderr]    Compiling json-over-dns v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.77s
[INFO] running `Command { std: "docker" "inspect" "1cc24418dd369b3ec2727fe5fdc4d1655ee15ba148ed7d80968b51d2f6c847b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cc24418dd369b3ec2727fe5fdc4d1655ee15ba148ed7d80968b51d2f6c847b0", kill_on_drop: false }`
[INFO] [stdout] 1cc24418dd369b3ec2727fe5fdc4d1655ee15ba148ed7d80968b51d2f6c847b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a4c0c7ee62b79f1dcc1e2ae6baec5f1e1b468bfdfd0fb86ff23a6b4a74873bed
[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" "a4c0c7ee62b79f1dcc1e2ae6baec5f1e1b468bfdfd0fb86ff23a6b4a74873bed", kill_on_drop: false }`
[INFO] [stderr]    Compiling json-over-dns v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "a4c0c7ee62b79f1dcc1e2ae6baec5f1e1b468bfdfd0fb86ff23a6b4a74873bed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4c0c7ee62b79f1dcc1e2ae6baec5f1e1b468bfdfd0fb86ff23a6b4a74873bed", kill_on_drop: false }`
[INFO] [stdout] a4c0c7ee62b79f1dcc1e2ae6baec5f1e1b468bfdfd0fb86ff23a6b4a74873bed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b2e0f96a18502988ce76a5ea06085cea8d72564bc12333768b3ce8efb561f771
[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" "b2e0f96a18502988ce76a5ea06085cea8d72564bc12333768b3ce8efb561f771", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/json_over_dns-4919f445eb53edd1)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b2e0f96a18502988ce76a5ea06085cea8d72564bc12333768b3ce8efb561f771", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2e0f96a18502988ce76a5ea06085cea8d72564bc12333768b3ce8efb561f771", kill_on_drop: false }`
[INFO] [stdout] b2e0f96a18502988ce76a5ea06085cea8d72564bc12333768b3ce8efb561f771