[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 beta for pr-78714
[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 beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", 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" "+beta" "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 url v1.6.0
[INFO] [stderr]   Downloaded matches v0.1.6
[INFO] [stderr]   Downloaded num-bigint v0.1.41
[INFO] [stderr]   Downloaded byteorder v1.2.1
[INFO] [stderr]   Downloaded strason v0.3.4
[INFO] [stderr]   Downloaded hex v0.3.1
[INFO] [stderr]   Downloaded hyper v0.9.18
[INFO] [stderr]   Downloaded unicode-normalization v0.1.5
[INFO] [stderr]   Downloaded idna v0.1.4
[INFO] [stderr]   Downloaded num-complex v0.1.41
[INFO] [stderr]   Downloaded arrayvec v0.3.25
[INFO] [stderr]   Downloaded odds v0.2.26
[INFO] [stderr]   Downloaded num-rational v0.1.41
[INFO] [stderr]   Downloaded num-traits v0.1.42
[INFO] [stderr]   Downloaded num v0.1.41
[INFO] [stderr]   Downloaded sha2 v0.7.0
[INFO] [stderr]   Downloaded rayon v0.8.2
[INFO] [stderr]   Downloaded jsonrpc v0.8.0
[INFO] [stderr]   Downloaded untrusted v0.5.1
[INFO] [stderr]   Downloaded num-iter v0.1.34
[INFO] [stderr]   Downloaded rand v0.3.20
[INFO] [stderr]   Downloaded libc v0.2.36
[INFO] [stderr]   Downloaded typenum v1.9.0
[INFO] [stderr]   Downloaded rust-crypto v0.2.36
[INFO] [stderr]   Downloaded num-integer v0.1.35
[INFO] [stderr]   Downloaded serde v0.6.15
[INFO] [stderr]   Downloaded ring v0.12.1
[INFO] [stderr]   Downloaded serde_json v0.6.1
[INFO] [stderr]   Downloaded bitcoin v0.10.6
[INFO] [stderr]   Downloaded secp256k1 v0.6.3
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cfe729882b6947cd3079aa817bf57040262ca82c198d0aa746c44f4da274f569
[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" "cfe729882b6947cd3079aa817bf57040262ca82c198d0aa746c44f4da274f569", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cfe729882b6947cd3079aa817bf57040262ca82c198d0aa746c44f4da274f569", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfe729882b6947cd3079aa817bf57040262ca82c198d0aa746c44f4da274f569", kill_on_drop: false }`
[INFO] [stdout] cfe729882b6947cd3079aa817bf57040262ca82c198d0aa746c44f4da274f569
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0f122b2c7a9719bc2c35cc6d23f9c3ba20ccc81780307c1e88376cacab2ef26d
[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" "0f122b2c7a9719bc2c35cc6d23f9c3ba20ccc81780307c1e88376cacab2ef26d", kill_on_drop: false }`
[INFO] [stderr]    Compiling nodrop v0.1.12
[INFO] [stderr]     Checking odds v0.2.26
[INFO] [stderr]     Checking xor v0.1.4 (https://github.com/zummenix/xor-rs/#bef04cb4)
[INFO] [stderr]     Checking num-complex v0.1.41
[INFO] [stderr]    Compiling secp256k1 v0.6.3
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking num-bigint v0.1.41
[INFO] [stderr]     Checking hpack v0.2.0
[INFO] [stderr]     Checking rust-crypto v0.2.36
[INFO] [stderr]     Checking url v1.6.0
[INFO] [stderr]     Checking generic-array v0.9.0
[INFO] [stderr]    Compiling arrayvec v0.4.7
[INFO] [stderr]     Checking bytes v0.4.6
[INFO] [stderr]     Checking solicit v0.4.4
[INFO] [stderr]     Checking digest v0.7.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.0
[INFO] [stderr]     Checking sha2 v0.7.0
[INFO] [stderr]     Checking arrayvec v0.3.25
[INFO] [stderr]     Checking num-rational v0.1.41
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]     Checking num v0.1.41
[INFO] [stderr]    Compiling rayon-core v1.4.0
[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-1.6.0/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" "0f122b2c7a9719bc2c35cc6d23f9c3ba20ccc81780307c1e88376cacab2ef26d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f122b2c7a9719bc2c35cc6d23f9c3ba20ccc81780307c1e88376cacab2ef26d", kill_on_drop: false }`
[INFO] [stdout] 0f122b2c7a9719bc2c35cc6d23f9c3ba20ccc81780307c1e88376cacab2ef26d