[INFO] fetching crate p2p 0.6.0...
[INFO] testing p2p-0.6.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate p2p 0.6.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate p2p 0.6.0 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 crates.io crate p2p 0.6.0
[INFO] finished tweaking crates.io crate p2p 0.6.0
[INFO] tweaked toml for crates.io crate p2p 0.6.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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 toml v0.4.10
[INFO] [stderr]   Downloaded yaml-rust v0.4.5
[INFO] [stderr]   Downloaded podio v0.1.7
[INFO] [stderr]   Downloaded crossbeam v0.2.12
[INFO] [stderr]   Downloaded miniz-sys v0.1.12
[INFO] [stderr]   Downloaded zip v0.2.8
[INFO] [stderr]   Downloaded antidote v1.0.0
[INFO] [stderr]   Downloaded bzip2 v0.3.3
[INFO] [stderr]   Downloaded msdos_time v0.1.6
[INFO] [stderr]   Downloaded unsafe-any v0.4.2
[INFO] [stderr]   Downloaded flate2 v0.2.20
[INFO] [stderr]   Downloaded bzip2-sys v0.1.9+1.0.8
[INFO] [stderr]   Downloaded serde_yaml v0.7.5
[INFO] [stderr]   Downloaded bincode v0.8.0
[INFO] [stderr]   Downloaded chrono v0.3.0
[INFO] [stderr]   Downloaded typemap v0.3.3
[INFO] [stderr]   Downloaded log-mdc v0.1.0
[INFO] [stderr]   Downloaded serde-value v0.5.3
[INFO] [stderr]   Downloaded ordered-float v1.1.1
[INFO] [stderr]   Downloaded sha1 v0.2.0
[INFO] [stderr]   Downloaded maidsafe_utilities v0.15.0
[INFO] [stderr]   Downloaded url v1.5.1
[INFO] [stderr]   Downloaded socket-collection v0.3.0
[INFO] [stderr]   Downloaded log4rs v0.7.0
[INFO] [stderr]   Downloaded unwrap v1.1.0
[INFO] [stderr]   Downloaded ws v0.7.3
[INFO] [stderr]   Downloaded rust_sodium-sys v0.5.0
[INFO] [stderr]   Downloaded byteorder v1.1.0
[INFO] [stderr]   Downloaded config_file_handler v0.9.0
[INFO] [stderr]   Downloaded rust_sodium v0.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 76c38de7bed74df6b31e329e7518b3fbabf99c9d5865b9701e9810dd29d8fe2c
[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" "76c38de7bed74df6b31e329e7518b3fbabf99c9d5865b9701e9810dd29d8fe2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "76c38de7bed74df6b31e329e7518b3fbabf99c9d5865b9701e9810dd29d8fe2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76c38de7bed74df6b31e329e7518b3fbabf99c9d5865b9701e9810dd29d8fe2c", kill_on_drop: false }`
[INFO] [stdout] 76c38de7bed74df6b31e329e7518b3fbabf99c9d5865b9701e9810dd29d8fe2c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 7047e2a29966e02b7caa43ad73f0a0aa3ca08d2a43ba5955e9c5669f853cf556
[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" "7047e2a29966e02b7caa43ad73f0a0aa3ca08d2a43ba5955e9c5669f853cf556", kill_on_drop: false }`
[INFO] [stderr]    Compiling unwrap v1.1.0
[INFO] [stderr]    Compiling podio v0.1.7
[INFO] [stderr]    Compiling byteorder v1.1.0
[INFO] [stderr]    Compiling crossbeam v0.2.12
[INFO] [stderr]    Compiling miniz-sys v0.1.12
[INFO] [stderr]    Compiling bzip2-sys v0.1.9+1.0.8
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling msdos_time v0.1.6
[INFO] [stderr]    Compiling url v1.5.1
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling chrono v0.3.0
[INFO] [stderr]    Compiling flate2 v0.2.20
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling bincode v0.8.0
[INFO] [stderr]    Compiling bzip2 v0.3.3
[INFO] [stderr]    Compiling config_file_handler v0.9.0
[INFO] [stderr]    Compiling zip v0.2.8
[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`
[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" "7047e2a29966e02b7caa43ad73f0a0aa3ca08d2a43ba5955e9c5669f853cf556", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7047e2a29966e02b7caa43ad73f0a0aa3ca08d2a43ba5955e9c5669f853cf556", kill_on_drop: false }`
[INFO] [stdout] 7047e2a29966e02b7caa43ad73f0a0aa3ca08d2a43ba5955e9c5669f853cf556