[INFO] cloning repository https://github.com/mrfu2/rust-warpwallet
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mrfu2/rust-warpwallet" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmrfu2%2Frust-warpwallet", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmrfu2%2Frust-warpwallet'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 163527a58288245fe1aa28941e765b2b3acb1a8d
[INFO] checking mrfu2/rust-warpwallet against try#9cfe725f0995b018340c519db1b2f3cf8a7e0631 for pr-81174
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmrfu2%2Frust-warpwallet" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mrfu2/rust-warpwallet on toolchain 9cfe725f0995b018340c519db1b2f3cf8a7e0631
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mrfu2/rust-warpwallet
[INFO] finished tweaking git repo https://github.com/mrfu2/rust-warpwallet
[INFO] tweaked toml for git repo https://github.com/mrfu2/rust-warpwallet written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/mrfu2/rust-warpwallet already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/zummenix/xor-rs/`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded strason v0.3.4
[INFO] [stderr]   Downloaded secp256k1 v0.6.3
[INFO] [stderr]   Downloaded jsonrpc v0.8.0
[INFO] [stderr]   Downloaded bitcoin v0.10.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cda1714870944197e2d75a7b3f5b72bb76353ffc98ff921e230e95ae74e3dee1
[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" "cda1714870944197e2d75a7b3f5b72bb76353ffc98ff921e230e95ae74e3dee1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cda1714870944197e2d75a7b3f5b72bb76353ffc98ff921e230e95ae74e3dee1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cda1714870944197e2d75a7b3f5b72bb76353ffc98ff921e230e95ae74e3dee1", kill_on_drop: false }`
[INFO] [stdout] cda1714870944197e2d75a7b3f5b72bb76353ffc98ff921e230e95ae74e3dee1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "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] fc9472036817349fffaca393e0c6608f35e0541d73425910d7fdd46e69f41c74
[INFO] running `Command { std: "docker" "start" "-a" "fc9472036817349fffaca393e0c6608f35e0541d73425910d7fdd46e69f41c74", kill_on_drop: false }`
[INFO] [stderr]    Compiling nodrop v0.1.12
[INFO] [stderr]    Compiling cfg-if v0.1.2
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling libc v0.2.36
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling rayon-core v1.4.0
[INFO] [stderr]    Compiling typenum v1.9.0
[INFO] [stderr]     Checking language-tags v0.2.2
[INFO] [stderr]     Checking odds v0.2.26
[INFO] [stderr]     Checking traitobject v0.0.1
[INFO] [stderr]     Checking typeable v0.1.2
[INFO] [stderr]     Checking arrayref v0.3.4
[INFO] [stderr]     Checking untrusted v0.5.1
[INFO] [stderr]     Checking hex v0.3.1
[INFO] [stderr]     Checking xor v0.1.4 (https://github.com/zummenix/xor-rs/#bef04cb4)
[INFO] [stderr]     Checking time v0.1.39
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]     Checking log v0.4.1
[INFO] [stderr]     Checking num-complex v0.1.41
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling secp256k1 v0.6.3
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]     Checking threadpool v1.7.1
[INFO] [stderr]    Compiling arrayvec v0.4.7
[INFO] [stderr]     Checking num-bigint v0.1.41
[INFO] [stderr]     Checking block-buffer v0.3.3
[INFO] [stderr]     Checking bytes v0.4.6
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking hpack v0.2.0
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]     Checking idna v0.1.4
[INFO] [stderr]     Checking arrayvec v0.3.25
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.0
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling rand v0.3.20
[INFO] [stderr]     Checking solicit v0.4.4
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]     Checking url v1.6.0
[INFO] [stderr]     Checking num-rational v0.1.41
[INFO] [stderr]     Checking num v0.1.41
[INFO] [stderr]     Checking generic-array v0.9.0
[INFO] [stderr]     Checking serde v0.6.15
[INFO] [stderr]    Compiling rayon v0.8.2
[INFO] [stderr]     Checking digest v0.7.2
[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-1.6.0/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" "fc9472036817349fffaca393e0c6608f35e0541d73425910d7fdd46e69f41c74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc9472036817349fffaca393e0c6608f35e0541d73425910d7fdd46e69f41c74", kill_on_drop: false }`
[INFO] [stdout] fc9472036817349fffaca393e0c6608f35e0541d73425910d7fdd46e69f41c74