[INFO] cloning repository https://github.com/coreos/tailor
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/coreos/tailor" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoreos%2Ftailor", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoreos%2Ftailor'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 98342a6483f4ed58d762fa412bb9d6d704dadfcc
[INFO] testing coreos/tailor against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoreos%2Ftailor" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/coreos/tailor on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/coreos/tailor
[INFO] finished tweaking git repo https://github.com/coreos/tailor
[INFO] tweaked toml for git repo https://github.com/coreos/tailor written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/coreos/tailor already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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 bodyparser v0.8.0
[INFO] [stderr]   Downloaded urlencoded v0.6.0
[INFO] [stderr]   Downloaded params v0.8.0
[INFO] [stderr]   Downloaded serde_yaml v0.7.4
[INFO] [stderr]   Downloaded github-rs v0.6.1
[INFO] [stderr]   Downloaded ct-logs v0.2.0
[INFO] [stderr]   Downloaded hyper-rustls v0.11.0
[INFO] [stderr]   Downloaded tokio-rustls v0.4.0
[INFO] [stderr]   Downloaded rustls v0.11.0
[INFO] [stderr]   Downloaded sct v0.2.0
[INFO] [stderr]   Downloaded webpki v0.17.0
[INFO] [stderr]   Downloaded notify v4.0.3
[INFO] [stderr]   Downloaded handlebars-iron v0.26.2
[INFO] [stderr]   Downloaded snap v0.2.4
[INFO] [stderr]   Downloaded webpki-roots v0.13.0
[INFO] [stderr]   Downloaded persistent v0.4.0
[INFO] [stderr]   Downloaded buf_redux v0.6.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 805e300622da5e7bbe5039c2180c0fd20a7179185a9671f40024fbf15a45a248
[INFO] running `Command { std: "docker" "start" "-a" "805e300622da5e7bbe5039c2180c0fd20a7179185a9671f40024fbf15a45a248", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "805e300622da5e7bbe5039c2180c0fd20a7179185a9671f40024fbf15a45a248", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "805e300622da5e7bbe5039c2180c0fd20a7179185a9671f40024fbf15a45a248", kill_on_drop: false }`
[INFO] [stdout] 805e300622da5e7bbe5039c2180c0fd20a7179185a9671f40024fbf15a45a248
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e814369a9a6fe523684a518d89e7e1becb77be246b5433edacea038d56940e9c
[INFO] running `Command { std: "docker" "start" "-a" "e814369a9a6fe523684a518d89e7e1becb77be246b5433edacea038d56940e9c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.41
[INFO] [stderr]    Compiling cfg-if v0.1.3
[INFO] [stderr]    Compiling lazy_static v1.0.1
[INFO] [stderr]    Compiling version_check v0.1.3
[INFO] [stderr]    Compiling byteorder v1.2.3
[INFO] [stderr]    Compiling futures v0.1.21
[INFO] [stderr]    Compiling siphasher v0.2.2
[INFO] [stderr]    Compiling rayon-core v1.4.0
[INFO] [stderr]    Compiling httparse v1.2.4
[INFO] [stderr]    Compiling lazycell v0.6.0
[INFO] [stderr]    Compiling slab v0.4.0
[INFO] [stderr]    Compiling matches v0.1.6
[INFO] [stderr]    Compiling serde v1.0.64
[INFO] [stderr]    Compiling num-traits v0.2.4
[INFO] [stderr]    Compiling dtoa v0.4.2
[INFO] [stderr]    Compiling num-integer v0.1.38
[INFO] [stderr]    Compiling modifier v0.1.0
[INFO] [stderr]    Compiling itoa v0.4.1
[INFO] [stderr]    Compiling cc v1.0.17
[INFO] [stderr]    Compiling scoped-tls v0.1.2
[INFO] [stderr]    Compiling ucd-util v0.1.1
[INFO] [stderr]    Compiling regex v1.0.0
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling try-lock v0.1.0
[INFO] [stderr]    Compiling quick-error v1.2.2
[INFO] [stderr]    Compiling utf8-ranges v1.0.0
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling rustc-demangle v0.1.8
[INFO] [stderr]    Compiling pest v1.0.6
[INFO] [stderr]    Compiling unicode-width v0.1.5
[INFO] [stderr]    Compiling remove_dir_all v0.5.1
[INFO] [stderr]    Compiling bitflags v1.0.3
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling strsim v0.7.0
[INFO] [stderr]    Compiling linked-hash-map v0.5.1
[INFO] [stderr]    Compiling same-file v0.1.3
[INFO] [stderr]    Compiling termcolor v0.3.6
[INFO] [stderr]    Compiling route-recognizer v0.1.12
[INFO] [stderr]    Compiling unsafe-any v0.4.2
[INFO] [stderr]    Compiling proc-macro2 v0.4.4
[INFO] [stderr]    Compiling proc-macro2 v0.3.8
[INFO] [stderr]    Compiling thread_local v0.3.5
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling humantime v1.1.1
[INFO] [stderr]    Compiling log v0.4.1
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling crossbeam-utils v0.3.2
[INFO] [stderr]    Compiling textwrap v0.9.0
[INFO] [stderr]    Compiling regex-syntax v0.6.0
[INFO] [stderr]    Compiling walkdir v1.0.7
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling unicase v2.1.0
[INFO] [stderr]    Compiling quote v0.5.2
[INFO] [stderr]    Compiling base64 v0.6.0
[INFO] [stderr]    Compiling base64 v0.9.2
[INFO] [stderr]    Compiling snap v0.2.4
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling rand v0.4.2
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling time v0.1.40
[INFO] [stderr]    Compiling net2 v0.2.32
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling atty v0.2.10
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling yaml-rust v0.4.0
[INFO] [stderr]    Compiling typemap v0.3.3
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.4.1
[INFO] [stderr]    Compiling bytes v0.4.8
[INFO] [stderr]    Compiling idna v0.1.4
[INFO] [stderr]    Compiling aho-corasick v0.6.4
[INFO] [stderr]    Compiling twoway v0.1.8
[INFO] [stderr]    Compiling nom v4.0.0
[INFO] [stderr]    Compiling plugin v0.2.6
[INFO] [stderr]    Compiling buf_redux v0.6.3
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling mio v0.6.14
[INFO] [stderr]    Compiling mime v0.2.6
[INFO] [stderr]    Compiling syn v0.13.11
[INFO] [stderr]    Compiling clap v2.31.2
[INFO] [stderr]    Compiling quote v0.6.3
[INFO] [stderr]    Compiling rand v0.3.22
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling tokio-executor v0.1.2
[INFO] [stderr]    Compiling tokio-io v0.1.6
[INFO] [stderr]    Compiling tokio-service v0.1.0
[INFO] [stderr]    Compiling relay v0.1.1
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling want v0.0.4
[INFO] [stderr]    Compiling syn v0.14.1
[INFO] [stderr]    Compiling crossbeam-deque v0.3.1
[INFO] [stderr]    Compiling tokio-timer v0.2.3
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling mime v0.3.7
[INFO] [stderr]    Compiling url v1.7.0
[INFO] [stderr]    Compiling tokio-threadpool v0.1.3
[INFO] [stderr]    Compiling phf_shared v0.7.22
[INFO] [stderr]    Compiling tokio-reactor v0.1.1
[INFO] [stderr]    Compiling phf_generator v0.7.22
[INFO] [stderr]    Compiling phf v0.7.22
[INFO] [stderr]    Compiling backtrace-sys v0.1.23
[INFO] [stderr]    Compiling phf_codegen v0.7.22
[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]    Compiling num-complex v0.1.43
[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" "e814369a9a6fe523684a518d89e7e1becb77be246b5433edacea038d56940e9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e814369a9a6fe523684a518d89e7e1becb77be246b5433edacea038d56940e9c", kill_on_drop: false }`
[INFO] [stdout] e814369a9a6fe523684a518d89e7e1becb77be246b5433edacea038d56940e9c