[INFO] cloning repository https://github.com/Naddiseo/rocket-learn
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Naddiseo/rocket-learn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNaddiseo%2Frocket-learn", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNaddiseo%2Frocket-learn'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bb63a2d35762ba2cb4b55668c84c4f830d3e3010
[INFO] checking Naddiseo/rocket-learn against master#af3c6e733a40e671550e0f0f5aeecaa13772ba56 for pr-74989
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNaddiseo%2Frocket-learn" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Naddiseo/rocket-learn on toolchain af3c6e733a40e671550e0f0f5aeecaa13772ba56
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Naddiseo/rocket-learn
[INFO] finished tweaking git repo https://github.com/Naddiseo/rocket-learn
[INFO] tweaked toml for git repo https://github.com/Naddiseo/rocket-learn written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/Naddiseo/rocket-learn already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9e277d2704c0b20c389e9557fbf1a4a013b31a007da864e8eea17e1677ec5833
[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" "9e277d2704c0b20c389e9557fbf1a4a013b31a007da864e8eea17e1677ec5833", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9e277d2704c0b20c389e9557fbf1a4a013b31a007da864e8eea17e1677ec5833", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e277d2704c0b20c389e9557fbf1a4a013b31a007da864e8eea17e1677ec5833", kill_on_drop: false }`
[INFO] [stdout] 9e277d2704c0b20c389e9557fbf1a4a013b31a007da864e8eea17e1677ec5833
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4cf8047e70252fb9ff940c9caa98082c376363349b093a1db30a16355f737ca1
[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" "4cf8047e70252fb9ff940c9caa98082c376363349b093a1db30a16355f737ca1", kill_on_drop: false }`
[INFO] [stderr]    Compiling yansi v0.4.0
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling matches v0.1.6
[INFO] [stderr]    Compiling num-traits v0.2.5
[INFO] [stderr]    Compiling unicode-normalization v0.1.7
[INFO] [stderr]    Compiling safemem v0.2.0
[INFO] [stderr]    Compiling byteorder v1.2.3
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling utf8-ranges v0.1.3
[INFO] [stderr]    Compiling untrusted v0.5.1
[INFO] [stderr]    Compiling proc-macro-hack-impl v0.4.0
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]     Checking unidecode v0.3.0
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling regex-syntax v0.3.9
[INFO] [stderr]    Compiling pkg-config v0.3.11
[INFO] [stderr]     Checking glob v0.2.11
[INFO] [stderr]    Compiling traitobject v0.1.0
[INFO] [stderr]     Checking typeable v0.1.2
[INFO] [stderr]    Compiling language-tags v0.2.2
[INFO] [stderr]     Checking antidote v1.0.0
[INFO] [stderr]     Checking humansize v1.1.0
[INFO] [stderr]     Checking state v0.4.1
[INFO] [stderr]    Compiling pest v1.0.6
[INFO] [stderr]    Compiling smallvec v0.6.2
[INFO] [stderr]     Checking ordermap v0.2.13
[INFO] [stderr]     Checking pest v0.4.1
[INFO] [stderr]    Compiling pear v0.0.17
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking isatty v0.1.8
[INFO] [stderr]     Checking log v0.4.2
[INFO] [stderr]    Compiling proc-macro2 v0.2.3
[INFO] [stderr]    Compiling time v0.1.40
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]     Checking scheduled-thread-pool v0.2.0
[INFO] [stderr]    Compiling base64 v0.6.0
[INFO] [stderr]    Compiling base64 v0.9.2
[INFO] [stderr]    Compiling pear_codegen v0.0.17
[INFO] [stderr]    Compiling rocket v0.3.14
[INFO] [stderr]    Compiling rocket_codegen v0.3.14
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]    Compiling proc-macro-hack v0.4.0
[INFO] [stderr]    Compiling httparse v1.3.1
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking r2d2 v0.8.2
[INFO] [stderr]    Compiling quote v0.4.2
[INFO] [stderr]     Checking slug v0.1.3
[INFO] [stderr]    Compiling libsqlite3-sys v0.9.1
[INFO] [stderr]    Compiling synstructure v0.6.1
[INFO] [stderr]    Compiling pest_derive v1.0.7
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]     Checking serde_json v1.0.21
[INFO] [stderr]     Checking toml v0.4.6
[INFO] [stderr]     Checking backtrace-sys v0.1.23
[INFO] [stderr]     Checking url v1.7.0
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]    Compiling syn v0.12.15
[INFO] [stderr]    Compiling serde_derive v1.0.66
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking backtrace v0.3.8
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pear_codegen-0.0.17/src/lib.rs:1:45
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(plugin_registrar, rustc_private, quote)]
[INFO] [stdout]   |                                             ^^^^^ feature has been removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0462]: found staticlib `rustc` instead of rlib or dylib
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pear_codegen-0.0.17/src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | extern crate rustc;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: please recompile that crate using --crate-type lib
[INFO] [stdout]   = note: the following crate versions were found:
[INFO] [stdout]           crate `rustc`: /opt/rustwide/rustup-home/toolchains/af3c6e733a40e671550e0f0f5aeecaa13772ba56/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc-nightly_rt.asan.a
[INFO] [stdout]           crate `rustc`: /opt/rustwide/rustup-home/toolchains/af3c6e733a40e671550e0f0f5aeecaa13772ba56/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc-nightly_rt.tsan.a
[INFO] [stdout]           crate `rustc`: /opt/rustwide/rustup-home/toolchains/af3c6e733a40e671550e0f0f5aeecaa13772ba56/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc-nightly_rt.msan.a
[INFO] [stdout]           crate `rustc`: /opt/rustwide/rustup-home/toolchains/af3c6e733a40e671550e0f0f5aeecaa13772ba56/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc-nightly_rt.lsan.a
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pear_codegen`.
[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] [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: build failed
[INFO] running `Command { std: "docker" "inspect" "4cf8047e70252fb9ff940c9caa98082c376363349b093a1db30a16355f737ca1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4cf8047e70252fb9ff940c9caa98082c376363349b093a1db30a16355f737ca1", kill_on_drop: false }`
[INFO] [stdout] 4cf8047e70252fb9ff940c9caa98082c376363349b093a1db30a16355f737ca1
