[INFO] cloning repository https://github.com/wehjin/ddnsimple
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wehjin/ddnsimple" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwehjin%2Fddnsimple", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwehjin%2Fddnsimple'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cff7998fb52988303f75e287a6d6ac9049c6493e
[INFO] testing wehjin/ddnsimple against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwehjin%2Fddnsimple" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wehjin/ddnsimple on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/wehjin/ddnsimple
[INFO] finished tweaking git repo https://github.com/wehjin/ddnsimple
[INFO] tweaked toml for git repo https://github.com/wehjin/ddnsimple written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/wehjin/ddnsimple already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded matches v0.1.6
[INFO] [stderr]   Downloaded uuid v0.5.1
[INFO] [stderr]   Downloaded memoffset v0.2.1
[INFO] [stderr]   Downloaded tokio-io v0.1.6
[INFO] [stderr]   Downloaded futures v0.1.19
[INFO] [stderr]   Downloaded crossbeam-utils v0.3.2
[INFO] [stderr]   Downloaded idna v0.1.4
[INFO] [stderr]   Downloaded strsim v0.7.0
[INFO] [stderr]   Downloaded unicode-width v0.1.4
[INFO] [stderr]   Downloaded safemem v0.2.0
[INFO] [stderr]   Downloaded chrono v0.4.0
[INFO] [stderr]   Downloaded libflate v0.1.14
[INFO] [stderr]   Downloaded num_cpus v1.8.0
[INFO] [stderr]   Downloaded tokio-udp v0.1.0
[INFO] [stderr]   Downloaded core-foundation-sys v0.2.3
[INFO] [stderr]   Downloaded core-foundation v0.2.3
[INFO] [stderr]   Downloaded siphasher v0.2.2
[INFO] [stderr]   Downloaded version_check v0.1.3
[INFO] [stderr]   Downloaded unicase v2.1.0
[INFO] [stderr]   Downloaded take v0.1.0
[INFO] [stderr]   Downloaded adler32 v1.0.2
[INFO] [stderr]   Downloaded tokio-service v0.1.0
[INFO] [stderr]   Downloaded build_const v0.2.0
[INFO] [stderr]   Downloaded crc v1.7.0
[INFO] [stderr]   Downloaded termion v1.5.1
[INFO] [stderr]   Downloaded ucd-util v0.1.1
[INFO] [stderr]   Downloaded base64 v0.9.0
[INFO] [stderr]   Downloaded clap v2.31.2
[INFO] [stderr]   Downloaded regex v0.2.10
[INFO] [stderr]   Downloaded num-iter v0.1.35
[INFO] [stderr]   Downloaded memchr v2.0.1
[INFO] [stderr]   Downloaded utf8-ranges v1.0.0
[INFO] [stderr]   Downloaded relay v0.1.1
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[INFO] [stderr]   Downloaded mio v0.6.14
[INFO] [stderr]   Downloaded regex-syntax v0.5.3
[INFO] [stderr]   Downloaded slab v0.4.0
[INFO] [stderr]   Downloaded encoding_rs v0.7.2
[INFO] [stderr]   Downloaded byteorder v1.2.1
[INFO] [stderr]   Downloaded phf_codegen v0.7.21
[INFO] [stderr]   Downloaded crossbeam-epoch v0.4.1
[INFO] [stderr]   Downloaded bitflags v0.9.1
[INFO] [stderr]   Downloaded httparse v1.2.4
[INFO] [stderr]   Downloaded hyper-tls v0.1.3
[INFO] [stderr]   Downloaded thread_local v0.3.5
[INFO] [stderr]   Downloaded phf v0.7.21
[INFO] [stderr]   Downloaded serde_urlencoded v0.5.1
[INFO] [stderr]   Downloaded phf_generator v0.7.21
[INFO] [stderr]   Downloaded vcpkg v0.2.2
[INFO] [stderr]   Downloaded security-framework-sys v0.1.16
[INFO] [stderr]   Downloaded mime v0.3.5
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[INFO] [stderr]   Downloaded openssl v0.9.24
[INFO] [stderr]   Downloaded hyper v0.11.24
[INFO] [stderr]   Downloaded native-tls v0.1.5
[INFO] [stderr]   Downloaded crossbeam-utils v0.2.2
[INFO] [stderr]   Downloaded tokio-tcp v0.1.0
[INFO] [stderr]   Downloaded crossbeam-deque v0.3.0
[INFO] [stderr]   Downloaded net2 v0.2.32
[INFO] [stderr]   Downloaded lazycell v0.6.0
[INFO] [stderr]   Downloaded bytes v0.4.6
[INFO] [stderr]   Downloaded itoa v0.4.1
[INFO] [stderr]   Downloaded atty v0.2.8
[INFO] [stderr]   Downloaded textwrap v0.9.0
[INFO] [stderr]   Downloaded aho-corasick v0.6.4
[INFO] [stderr]   Downloaded smallvec v0.2.1
[INFO] [stderr]   Downloaded slab v0.3.0
[INFO] [stderr]   Downloaded tokio-proto v0.1.1
[INFO] [stderr]   Downloaded phf_shared v0.7.21
[INFO] [stderr]   Downloaded vec_map v0.8.0
[INFO] [stderr]   Downloaded security-framework v0.1.16
[INFO] [stderr]   Downloaded tokio-executor v0.1.1
[INFO] [stderr]   Downloaded tokio v0.1.4
[INFO] [stderr]   Downloaded rand v0.3.22
[INFO] [stderr]   Downloaded tokio-tls v0.1.4
[INFO] [stderr]   Downloaded url v1.7.0
[INFO] [stderr]   Downloaded serde_json v1.0.13
[INFO] [stderr]   Downloaded scoped-tls v0.1.1
[INFO] [stderr]   Downloaded reqwest v0.8.5
[INFO] [stderr]   Downloaded openssl-sys v0.9.27
[INFO] [stderr]   Downloaded dtoa v0.4.2
[INFO] [stderr]   Downloaded mime_guess v2.0.0-alpha.4
[INFO] [stderr]   Downloaded schannel v0.1.11
[INFO] [stderr]   Downloaded tokio-threadpool v0.1.1
[INFO] [stderr]   Downloaded serde v1.0.35
[INFO] [stderr]   Downloaded tokio-core v0.1.16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 699f9251d7902f5fbfd6ec1b539f2e6a8b4f875394f6ce937b6894c3849f97f0
[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" "699f9251d7902f5fbfd6ec1b539f2e6a8b4f875394f6ce937b6894c3849f97f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "699f9251d7902f5fbfd6ec1b539f2e6a8b4f875394f6ce937b6894c3849f97f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "699f9251d7902f5fbfd6ec1b539f2e6a8b4f875394f6ce937b6894c3849f97f0", kill_on_drop: false }`
[INFO] [stdout] 699f9251d7902f5fbfd6ec1b539f2e6a8b4f875394f6ce937b6894c3849f97f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c2906fe38498e2a07f97820c05785b09ba17b226cfc47188b8ab23c47e123371
[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" "c2906fe38498e2a07f97820c05785b09ba17b226cfc47188b8ab23c47e123371", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures v0.1.19
[INFO] [stderr]    Compiling serde v1.0.35
[INFO] [stderr]    Compiling regex v0.2.10
[INFO] [stderr]    Compiling ucd-util v0.1.1
[INFO] [stderr]    Compiling itoa v0.4.1
[INFO] [stderr]    Compiling linked-hash-map v0.5.1
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling net2 v0.2.32
[INFO] [stderr]    Compiling crossbeam-utils v0.3.2
[INFO] [stderr]    Compiling openssl-sys v0.9.27
[INFO] [stderr]    Compiling num-integer v0.1.36
[INFO] [stderr]    Compiling rand v0.3.22
[INFO] [stderr]    Compiling url v1.7.0
[INFO] [stderr]    Compiling libflate v0.1.14
[INFO] [stderr]    Compiling bytes v0.4.6
[INFO] [stderr]    Compiling phf_generator v0.7.21
[INFO] [stderr]    Compiling uuid v0.5.1
[INFO] [stderr]    Compiling num-iter v0.1.35
[INFO] [stderr]    Compiling aho-corasick v0.6.4
[INFO] [stderr]    Compiling regex-syntax v0.5.3
[INFO] [stderr]    Compiling yaml-rust v0.4.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.4.1
[INFO] [stderr]    Compiling phf_codegen v0.7.21
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling mio v0.6.14
[INFO] [stderr]    Compiling chrono v0.4.0
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.4
[INFO] [stderr]    Compiling crossbeam-deque v0.3.0
[INFO] [stdout] error[E0713]: borrow may still be in use when destructor runs
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/url-1.7.0/src/form_urlencoded.rs:261:40
[INFO] [stdout]     |
[INFO] [stdout] 259 | impl<'a> Target for ::UrlQuery<'a> {
[INFO] [stdout]     |      -- lifetime `'a` defined here
[INFO] [stdout] 260 |     fn as_mut_string(&mut self) -> &mut String { &mut self.url.serialization }
[INFO] [stdout] 261 |     fn finish(self) -> &'a mut ::Url { self.url }
[INFO] [stdout]     |                                        ^^^^^^^^ - here, drop of `self` needs exclusive access to `*self.url`, because the type `UrlQuery<'_>` implements the `Drop` trait
[INFO] [stdout]     |                                        |
[INFO] [stdout]     |                                        returning this value requires that `*self.url` is borrowed for `'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0713`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `url`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "c2906fe38498e2a07f97820c05785b09ba17b226cfc47188b8ab23c47e123371", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2906fe38498e2a07f97820c05785b09ba17b226cfc47188b8ab23c47e123371", kill_on_drop: false }`
[INFO] [stdout] c2906fe38498e2a07f97820c05785b09ba17b226cfc47188b8ab23c47e123371