[INFO] cloning repository https://github.com/kirushik/nonchalance
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kirushik/nonchalance" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkirushik%2Fnonchalance", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkirushik%2Fnonchalance'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3ed8e91a6533319a6f85718ca6119e307f3804a5
[INFO] testing kirushik/nonchalance against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkirushik%2Fnonchalance" "/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/kirushik/nonchalance on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kirushik/nonchalance
[INFO] finished tweaking git repo https://github.com/kirushik/nonchalance
[INFO] tweaked toml for git repo https://github.com/kirushik/nonchalance written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/kirushik/nonchalance already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9b23edf6a3ae95ea7843a8d3b3c814b51cd964c537f2fc468c173e4c806c4bbe
[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" "9b23edf6a3ae95ea7843a8d3b3c814b51cd964c537f2fc468c173e4c806c4bbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9b23edf6a3ae95ea7843a8d3b3c814b51cd964c537f2fc468c173e4c806c4bbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b23edf6a3ae95ea7843a8d3b3c814b51cd964c537f2fc468c173e4c806c4bbe", kill_on_drop: false }`
[INFO] [stdout] 9b23edf6a3ae95ea7843a8d3b3c814b51cd964c537f2fc468c173e4c806c4bbe
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9938857165ed94c9245906caa5dd08ce0dbcdda91739b574801efb0e689f087a
[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" "9938857165ed94c9245906caa5dd08ce0dbcdda91739b574801efb0e689f087a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.24
[INFO] [stderr]    Compiling num-traits v0.1.39
[INFO] [stderr]    Compiling gcc v0.3.51
[INFO] [stderr]    Compiling rayon-core v1.2.1
[INFO] [stderr]    Compiling scopeguard v0.3.2
[INFO] [stderr]    Compiling either v1.1.0
[INFO] [stderr]    Compiling futures v0.1.14
[INFO] [stderr]    Compiling cfg-if v0.1.1
[INFO] [stderr]    Compiling rustc-demangle v0.1.4
[INFO] [stderr]    Compiling fixedbitset v0.1.6
[INFO] [stderr]    Compiling untrusted v0.5.0
[INFO] [stderr]    Compiling lazycell v0.4.0
[INFO] [stderr]    Compiling data-encoding v1.2.0
[INFO] [stderr]    Compiling ttf-noto-sans v0.1.1
[INFO] [stderr]    Compiling x11-dl v2.14.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.3
[INFO] [stderr]    Compiling gl_generator v0.5.3
[INFO] [stderr]    Compiling rusttype v0.2.1
[INFO] [stderr]    Compiling wayland-client v0.7.8
[INFO] [stderr]    Compiling petgraph v0.4.5
[INFO] [stderr]    Compiling coco v0.1.1
[INFO] [stderr]    Compiling idna v0.1.2
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr]    Compiling num_cpus v1.5.1
[INFO] [stderr]    Compiling fs2 v0.2.5
[INFO] [stderr]    Compiling shared_library v0.1.5
[INFO] [stderr]    Compiling iovec v0.1.0
[INFO] [stderr]    Compiling net2 v0.2.29
[INFO] [stderr]    Compiling simple-signal v1.1.0
[INFO] [stderr]    Compiling serde_json v0.9.10
[INFO] [stderr]    Compiling num-integer v0.1.34
[INFO] [stderr]    Compiling num-complex v0.1.38
[INFO] [stderr]    Compiling osmesa-sys v0.1.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.11
[INFO] [stderr]    Compiling memmap v0.4.0
[INFO] [stderr]    Compiling bytes v0.4.4
[INFO] [stdout] error[E0311]: the parameter type `K` may not live long enough
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rusttype-0.2.1/src/support/bst/map.rs:81:19
[INFO] [stdout]    |
[INFO] [stdout] 81 |             match node.force() {
[INFO] [stdout]    |                   ^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the parameter type `K` must be valid for the anonymous lifetime #1 defined on the function body at 77:9...
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rusttype-0.2.1/src/support/bst/map.rs:77:9
[INFO] [stdout]    |
[INFO] [stdout] 77 | /         fn clone_subtree<K: Clone, V: Clone>(
[INFO] [stdout] 78 | |                 node: node::NodeRef<marker::Immut, K, V, marker::LeafOrInternal>)
[INFO] [stdout] 79 | |                 -> BTreeMap<K, V> {
[INFO] [stdout]    | |_________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0311]: the parameter type `V` may not live long enough
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rusttype-0.2.1/src/support/bst/map.rs:81:19
[INFO] [stdout]    |
[INFO] [stdout] 81 |             match node.force() {
[INFO] [stdout]    |                   ^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the parameter type `V` must be valid for the anonymous lifetime #1 defined on the function body at 77:9...
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rusttype-0.2.1/src/support/bst/map.rs:77:9
[INFO] [stdout]    |
[INFO] [stdout] 77 | /         fn clone_subtree<K: Clone, V: Clone>(
[INFO] [stdout] 78 | |                 node: node::NodeRef<marker::Immut, K, V, marker::LeafOrInternal>)
[INFO] [stdout] 79 | |                 -> BTreeMap<K, V> {
[INFO] [stdout]    | |_________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling num-iter v0.1.33
[INFO] [stderr]    Compiling daggy v0.5.0
[INFO] [stderr]    Compiling url v1.5.0
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling mio v0.6.9
[INFO] [stderr] error: could not compile `rusttype`
[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-1.5.0/src/form_urlencoded.rs:251:40
[INFO] [stdout]     |
[INFO] [stdout] 249 | impl<'a> Target for ::UrlQuery<'a> {
[INFO] [stdout]     |      -- lifetime `'a` defined here
[INFO] [stdout] 250 |     fn as_mut_string(&mut self) -> &mut String { &mut self.url.serialization }
[INFO] [stdout] 251 |     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" "9938857165ed94c9245906caa5dd08ce0dbcdda91739b574801efb0e689f087a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9938857165ed94c9245906caa5dd08ce0dbcdda91739b574801efb0e689f087a", kill_on_drop: false }`
[INFO] [stdout] 9938857165ed94c9245906caa5dd08ce0dbcdda91739b574801efb0e689f087a