[INFO] cloning repository https://github.com/colindjk/tin_can_telephone
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/colindjk/tin_can_telephone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcolindjk%2Ftin_can_telephone", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcolindjk%2Ftin_can_telephone'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0d6aab22360302fce31f73fb36e612a9ad138f11
[INFO] checking colindjk/tin_can_telephone/0d6aab22360302fce31f73fb36e612a9ad138f11 against master#ff1737bb00913444173658b4e0b274fd79aabf66 for pr-132712-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcolindjk%2Ftin_can_telephone" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/colindjk/tin_can_telephone on toolchain ff1737bb00913444173658b4e0b274fd79aabf66
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/colindjk/tin_can_telephone
[INFO] finished tweaking git repo https://github.com/colindjk/tin_can_telephone
[INFO] tweaked toml for git repo https://github.com/colindjk/tin_can_telephone written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/colindjk/tin_can_telephone already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libc v0.2.17
[INFO] [stderr]   Downloaded itoa v0.1.1
[INFO] [stderr]   Downloaded serde_codegen_internals v0.11.1
[INFO] [stderr]   Downloaded quote v0.3.10
[INFO] [stderr]   Downloaded fnv v1.0.5
[INFO] [stderr]   Downloaded serde_derive v0.8.19
[INFO] [stderr]   Downloaded either v1.0.2
[INFO] [stderr]   Downloaded num-traits v0.1.36
[INFO] [stderr]   Downloaded unicode-xid v0.0.3
[INFO] [stderr]   Downloaded backtrace v0.2.3
[INFO] [stderr]   Downloaded dtoa v0.2.2
[INFO] [stderr]   Downloaded serde_codegen v0.8.19
[INFO] [stderr]   Downloaded rustc-demangle v0.1.3
[INFO] [stderr]   Downloaded gcc v0.3.38
[INFO] [stderr]   Downloaded num v0.1.36
[INFO] [stderr]   Downloaded futures v0.1.6
[INFO] [stderr]   Downloaded mysql_async v0.2.0
[INFO] [stderr]   Downloaded url v1.2.3
[INFO] [stderr]   Downloaded syn v0.10.3
[INFO] [stderr]   Downloaded mio v0.6.1
[INFO] [stderr]   Downloaded tokio-core v0.1.1
[INFO] [stderr]   Downloaded serde v0.8.19
[INFO] [stderr]   Downloaded error-chain v0.5.0
[INFO] [stderr]   Downloaded serde_json v0.8.3
[INFO] [stderr]   Downloaded lazy_static v0.2.2
[INFO] [stderr]   Downloaded backtrace-sys v0.1.5
[INFO] [stderr]   Downloaded unicode-normalization v0.1.2
[INFO] [stderr]   Downloaded unicode-bidi v0.2.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fd14d386dcda2da4218110edaa16560bfb85d1d2c94974802e1016c79d73b07c
[INFO] running `Command { std: "docker" "start" "-a" "fd14d386dcda2da4218110edaa16560bfb85d1d2c94974802e1016c79d73b07c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fd14d386dcda2da4218110edaa16560bfb85d1d2c94974802e1016c79d73b07c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd14d386dcda2da4218110edaa16560bfb85d1d2c94974802e1016c79d73b07c", kill_on_drop: false }`
[INFO] [stdout] fd14d386dcda2da4218110edaa16560bfb85d1d2c94974802e1016c79d73b07c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d16e1e9b5fd2efe41c901e66f0e907b937ce8f7493302740b907058c0972782a
[INFO] running `Command { std: "docker" "start" "-a" "d16e1e9b5fd2efe41c901e66f0e907b937ce8f7493302740b907058c0972782a", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]     Checking libc v0.2.17
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]     Checking cfg-if v0.1.0
[INFO] [stderr]    Compiling gcc v0.3.38
[INFO] [stderr]     Checking num-traits v0.1.36
[INFO] [stderr]     Checking log v0.3.6
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling quote v0.3.10
[INFO] [stderr]    Compiling unicode-xid v0.0.3
[INFO] [stderr]    Compiling backtrace v0.2.3
[INFO] [stderr]     Checking matches v0.1.4
[INFO] [stderr]     Checking bitflags v0.4.0
[INFO] [stderr]     Checking slab v0.3.0
[INFO] [stderr]    Compiling dbghelp-sys v0.2.0
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]     Checking utf8-ranges v0.1.3
[INFO] [stderr]     Checking unicode-bidi v0.2.3
[INFO] [stderr]     Checking lazycell v0.4.0
[INFO] [stderr]     Checking rustc-demangle v0.1.3
[INFO] [stderr]     Checking unicode-normalization v0.1.2
[INFO] [stderr]     Checking regex-syntax v0.3.9
[INFO] [stderr]     Checking scoped-tls v0.1.0
[INFO] [stderr]     Checking fnv v1.0.5
[INFO] [stderr]     Checking itoa v0.1.1
[INFO] [stderr]     Checking futures v0.1.6
[INFO] [stderr]     Checking lazy_static v0.2.2
[INFO] [stderr]     Checking dtoa v0.2.2
[INFO] [stderr]     Checking byteorder v0.5.3
[INFO] [stderr]     Checking serde v0.8.19
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]    Compiling syn v0.10.3
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]     Checking sha1 v0.2.0
[INFO] [stderr]     Checking either v1.0.2
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking net2 v0.2.26
[INFO] [stderr]     Checking time v0.1.35
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]     Checking num-integer v0.1.32
[INFO] [stderr]    Compiling nix v0.7.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.5
[INFO] [stderr]     Checking num-iter v0.1.32
[INFO] [stderr]     Checking num v0.1.36
[INFO] [stderr]     Checking chrono v0.2.25
[INFO] [stderr]     Checking error-chain v0.5.0
[INFO] [stderr]     Checking idna v0.1.0
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stderr]    Compiling serde_codegen_internals v0.11.1
[INFO] [stderr]    Compiling serde_codegen v0.8.19
[INFO] [stderr]     Checking url v1.2.3
[INFO] [stderr]     Checking mio v0.6.1
[INFO] [stderr]     Checking env_logger v0.3.5
[INFO] [stdout] error[E0713]: borrow may still be in use when destructor runs
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/url-1.2.3/src/form_urlencoded.rs:246:40
[INFO] [stdout]     |
[INFO] [stdout] 244 | impl<'a> Target for ::UrlQuery<'a> {
[INFO] [stdout]     |      -- lifetime `'a` defined here
[INFO] [stdout] 245 |     fn as_mut_string(&mut self) -> &mut String { &mut self.url.serialization }
[INFO] [stdout] 246 |     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] [stderr]     Checking serde_json v0.8.3
[INFO] [stdout] For more information about this error, try `rustc --explain E0713`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `url` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "d16e1e9b5fd2efe41c901e66f0e907b937ce8f7493302740b907058c0972782a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d16e1e9b5fd2efe41c901e66f0e907b937ce8f7493302740b907058c0972782a", kill_on_drop: false }`
[INFO] [stdout] d16e1e9b5fd2efe41c901e66f0e907b937ce8f7493302740b907058c0972782a