[INFO] cloning repository https://github.com/PurpleMyst/repoman
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/PurpleMyst/repoman" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPurpleMyst%2Frepoman", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPurpleMyst%2Frepoman'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2461126f9ace98786d4148d1c38a3eb7f72f891d
[INFO] checking PurpleMyst/repoman against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPurpleMyst%2Frepoman" "/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/PurpleMyst/repoman on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/PurpleMyst/repoman
[INFO] finished tweaking git repo https://github.com/PurpleMyst/repoman
[INFO] tweaked toml for git repo https://github.com/PurpleMyst/repoman written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/PurpleMyst/repoman already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--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 nix v0.10.0
[INFO] [stderr]   Downloaded serde_yaml v0.7.5
[INFO] [stderr]   Downloaded os_pipe v0.6.1
[INFO] [stderr]   Downloaded directories v0.10.0
[INFO] [stderr]   Downloaded unicode-segmentation v1.2.1
[INFO] [stderr]   Downloaded rustc-demangle v0.1.8
[INFO] [stderr]   Downloaded atty v0.2.10
[INFO] [stderr]   Downloaded url v1.7.0
[INFO] [stderr]   Downloaded chrono v0.4.4
[INFO] [stderr]   Downloaded log v0.4.2
[INFO] [stderr]   Downloaded isatty v0.1.8
[INFO] [stderr]   Downloaded backtrace v0.3.8
[INFO] [stderr]   Downloaded ansi_term v0.10.2
[INFO] [stderr]   Downloaded pretty_logger v0.1.8
[INFO] [stderr]   Downloaded serde_json v1.0.22
[INFO] [stderr]   Downloaded linked-hash-map v0.5.1
[INFO] [stderr]   Downloaded shared_child v0.3.2
[INFO] [stderr]   Downloaded yaml-rust v0.4.0
[INFO] [stderr]   Downloaded toml v0.4.6
[INFO] [stderr]   Downloaded liquid v0.14.3
[INFO] [stderr]   Downloaded duct v0.10.0
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b23934725a87ee2c7dfcc4ada7ba27fa29b39db848d9c0aa008a12357b6c6873
[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" "b23934725a87ee2c7dfcc4ada7ba27fa29b39db848d9c0aa008a12357b6c6873", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b23934725a87ee2c7dfcc4ada7ba27fa29b39db848d9c0aa008a12357b6c6873", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b23934725a87ee2c7dfcc4ada7ba27fa29b39db848d9c0aa008a12357b6c6873", kill_on_drop: false }`
[INFO] [stdout] b23934725a87ee2c7dfcc4ada7ba27fa29b39db848d9c0aa008a12357b6c6873
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ec032d5544f685b087204bd8b410ac55a0a3057c63d66755ededba18959006d2
[INFO] running `Command { std: "docker" "start" "-a" "ec032d5544f685b087204bd8b410ac55a0a3057c63d66755ededba18959006d2", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.42
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling serde v1.0.66
[INFO] [stderr]    Compiling cc v1.0.17
[INFO] [stderr]    Compiling num-traits v0.2.5
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]     Checking bitflags v1.0.3
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]     Checking byteorder v1.2.3
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking matches v0.1.6
[INFO] [stderr]    Compiling nix v0.10.0
[INFO] [stderr]     Checking ucd-util v0.1.1
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]     Checking unicode-normalization v0.1.7
[INFO] [stderr]     Checking lazy_static v1.0.1
[INFO] [stderr]     Checking dtoa v0.4.2
[INFO] [stderr]     Checking either v1.5.0
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking unicode-segmentation v1.2.1
[INFO] [stderr]     Checking rustc-demangle v0.1.8
[INFO] [stderr]     Checking utf8-ranges v1.0.0
[INFO] [stderr]     Checking itoa v0.4.1
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]     Checking lazycell v0.6.0
[INFO] [stderr]     Checking directories v0.10.0
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.6
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]     Checking yaml-rust v0.4.0
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]     Checking colored v1.6.0
[INFO] [stderr]     Checking itertools v0.7.8
[INFO] [stderr]     Checking thread_local v0.3.5
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking time v0.1.40
[INFO] [stderr]     Checking isatty v0.1.8
[INFO] [stderr]     Checking atty v0.2.10
[INFO] [stderr]     Checking shared_child v0.3.2
[INFO] [stderr]     Checking pretty_logger v0.1.8
[INFO] [stderr]     Checking bytes v0.4.8
[INFO] [stderr]     Checking aho-corasick v0.6.4
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]    Compiling quote v0.6.3
[INFO] [stderr]    Compiling backtrace-sys v0.1.23
[INFO] [stderr]    Compiling syn v0.14.2
[INFO] [stderr]     Checking idna v0.1.4
[INFO] [stderr]     Checking chrono v0.4.4
[INFO] [stderr]    Compiling synstructure v0.6.1
[INFO] [stderr]     Checking backtrace v0.3.8
[INFO] [stderr]     Checking url v1.7.0
[INFO] [stderr]    Compiling failure_derive v0.1.1
[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" "ec032d5544f685b087204bd8b410ac55a0a3057c63d66755ededba18959006d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec032d5544f685b087204bd8b410ac55a0a3057c63d66755ededba18959006d2", kill_on_drop: false }`
[INFO] [stdout] ec032d5544f685b087204bd8b410ac55a0a3057c63d66755ededba18959006d2