[INFO] cloning repository https://github.com/StefanoChiodino/niceprofit
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/StefanoChiodino/niceprofit" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStefanoChiodino%2Fniceprofit", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStefanoChiodino%2Fniceprofit'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3a39e160fd1b09735d59d5d69f051ac3c618a18e
[INFO] testing StefanoChiodino/niceprofit against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStefanoChiodino%2Fniceprofit" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/StefanoChiodino/niceprofit on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/StefanoChiodino/niceprofit
[INFO] finished tweaking git repo https://github.com/StefanoChiodino/niceprofit
[INFO] tweaked toml for git repo https://github.com/StefanoChiodino/niceprofit written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/StefanoChiodino/niceprofit already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded magenta-sys v0.1.1
[INFO] [stderr]   Downloaded rand v0.3.17
[INFO] [stderr]   Downloaded advapi32-sys v0.2.0
[INFO] [stderr]   Downloaded num_cpus v1.7.0
[INFO] [stderr]   Downloaded redox_syscall v0.1.31
[INFO] [stderr]   Downloaded futures-cpupool v0.1.7
[INFO] [stderr]   Downloaded crc-core v0.1.0
[INFO] [stderr]   Downloaded term_size v0.3.0
[INFO] [stderr]   Downloaded strsim v0.6.0
[INFO] [stderr]   Downloaded clap v2.26.2
[INFO] [stderr]   Downloaded getopts v0.2.15
[INFO] [stderr]   Downloaded atty v0.2.3
[INFO] [stderr]   Downloaded futures v0.1.16
[INFO] [stderr]   Downloaded fuchsia-zircon-sys v0.2.0
[INFO] [stderr]   Downloaded log v0.3.8
[INFO] [stderr]   Downloaded foreign-types v0.2.0
[INFO] [stderr]   Downloaded openssl-sys v0.9.20
[INFO] [stderr]   Downloaded textwrap v0.8.0
[INFO] [stderr]   Downloaded quine-mc_cluskey v0.2.4
[INFO] [stderr]   Downloaded unicase v2.0.0
[INFO] [stderr]   Downloaded secur32-sys v0.2.0
[INFO] [stderr]   Downloaded tokio-core v0.1.10
[INFO] [stderr]   Downloaded serde_json v1.0.4
[INFO] [stderr]   Downloaded serde_derive v1.0.16
[INFO] [stderr]   Downloaded libc v0.2.32
[INFO] [stderr]   Downloaded serde v1.0.16
[INFO] [stderr]   Downloaded tokio-tls v0.1.3
[INFO] [stderr]   Downloaded tokio-io v0.1.3
[INFO] [stderr]   Downloaded bytes v0.4.5
[INFO] [stderr]   Downloaded pulldown-cmark v0.0.15
[INFO] [stderr]   Downloaded url v1.5.1
[INFO] [stderr]   Downloaded percent-encoding v1.0.0
[INFO] [stderr]   Downloaded fuchsia-zircon v0.2.1
[INFO] [stderr]   Downloaded serde_derive_internals v0.16.0
[INFO] [stderr]   Downloaded libflate v0.1.12
[INFO] [stderr]   Downloaded cargo_metadata v0.2.3
[INFO] [stderr]   Downloaded schannel v0.1.8
[INFO] [stderr]   Downloaded itertools v0.6.5
[INFO] [stderr]   Downloaded config v0.6.0
[INFO] [stderr]   Downloaded crc v1.5.0
[INFO] [stderr]   Downloaded cc v1.0.2
[INFO] [stderr]   Downloaded mio v0.6.10
[INFO] [stderr]   Downloaded mime_guess v2.0.0-alpha.2
[INFO] [stderr]   Downloaded openssl v0.9.20
[INFO] [stderr]   Downloaded time v0.1.38
[INFO] [stderr]   Downloaded native-tls v0.1.4
[INFO] [stderr]   Downloaded crypt32-sys v0.2.0
[INFO] [stderr]   Downloaded lazycell v0.5.1
[INFO] [stderr]   Downloaded magenta v0.1.1
[INFO] [stderr]   Downloaded nom v3.2.0
[INFO] [stderr]   Downloaded reqwest v0.8.0
[INFO] [stderr]   Downloaded hyper v0.11.6
[INFO] [stderr]   Downloaded clippy_lints v0.0.166
[INFO] [stderr]   Downloaded clippy v0.0.166
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0e50081ccb23a0d95691e3135532e270b9b8ee6cfeba570dcbd7faa56e4850ea
[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" "0e50081ccb23a0d95691e3135532e270b9b8ee6cfeba570dcbd7faa56e4850ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0e50081ccb23a0d95691e3135532e270b9b8ee6cfeba570dcbd7faa56e4850ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e50081ccb23a0d95691e3135532e270b9b8ee6cfeba570dcbd7faa56e4850ea", kill_on_drop: false }`
[INFO] [stdout] 0e50081ccb23a0d95691e3135532e270b9b8ee6cfeba570dcbd7faa56e4850ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 78bdc5b5ab81a4241cf58b1f6c749cded474958eaa4bb4751eb32d3cd93049dc
[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" "78bdc5b5ab81a4241cf58b1f6c749cded474958eaa4bb4751eb32d3cd93049dc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.32
[INFO] [stderr]    Compiling futures v0.1.16
[INFO] [stderr]    Compiling byteorder v1.1.0
[INFO] [stderr]    Compiling cc v1.0.2
[INFO] [stderr]    Compiling lazy_static v0.2.9
[INFO] [stderr]    Compiling log v0.3.8
[INFO] [stderr]    Compiling lazycell v0.5.1
[INFO] [stderr]    Compiling scoped-tls v0.1.0
[INFO] [stderr]    Compiling openssl v0.9.20
[INFO] [stderr]    Compiling foreign-types v0.2.0
[INFO] [stderr]    Compiling build_const v0.2.0
[INFO] [stderr]    Compiling crc-core v0.1.0
[INFO] [stderr]    Compiling serde v1.0.16
[INFO] [stderr]    Compiling percent-encoding v1.0.0
[INFO] [stderr]    Compiling httparse v1.2.3
[INFO] [stderr]    Compiling unicase v2.0.0
[INFO] [stderr]    Compiling thread_local v0.3.4
[INFO] [stderr]    Compiling serde_derive_internals v0.16.0
[INFO] [stderr]    Compiling url v1.5.1
[INFO] [stderr]    Compiling base64 v0.6.0
[INFO] [stderr]    Compiling crc v1.5.0
[INFO] [stderr]    Compiling rand v0.3.17
[INFO] [stderr]    Compiling iovec v0.1.1
[INFO] [stderr]    Compiling net2 v0.2.31
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling num_cpus v1.7.0
[INFO] [stderr]    Compiling time v0.1.38
[INFO] [stderr]    Compiling term_size v0.3.0
[INFO] [stderr]    Compiling atty v0.2.3
[INFO] [stderr]    Compiling aho-corasick v0.6.3
[INFO] [stderr]    Compiling nom v3.2.0
[INFO] [stderr]    Compiling textwrap v0.8.0
[INFO] [stderr]    Compiling bytes v0.4.5
[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-1.5.1/src/form_urlencoded.rs:251:40
[INFO] [stdout]     |
[INFO] [stdout] 249 | impl<'a> Target for ::UrlQuery<'a> {
[INFO] [stdout]     |      -- lifetime `'a` defined here
[INFO] [stdout] 250 |     fn as_mut_string(&mut self) -> &mut String { &mut self.url.serialization }
[INFO] [stdout] 251 |     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` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "78bdc5b5ab81a4241cf58b1f6c749cded474958eaa4bb4751eb32d3cd93049dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78bdc5b5ab81a4241cf58b1f6c749cded474958eaa4bb4751eb32d3cd93049dc", kill_on_drop: false }`
[INFO] [stdout] 78bdc5b5ab81a4241cf58b1f6c749cded474958eaa4bb4751eb32d3cd93049dc