[INFO] fetching crate mcvm 0.25.0...
[INFO] checking mcvm-0.25.0 against master#507271bc119683008ec719ecee48814e8ac86c65 for pr-146440
[INFO] extracting crate mcvm 0.25.0 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate mcvm 0.25.0
[INFO] finished tweaking crates.io crate mcvm 0.25.0
[INFO] tweaked toml for crates.io crate mcvm 0.25.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mcvm 0.25.0 on toolchain 507271bc119683008ec719ecee48814e8ac86c65
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+507271bc119683008ec719ecee48814e8ac86c65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mcvm 0.25.0 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" "+507271bc119683008ec719ecee48814e8ac86c65" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded value-trait v0.8.1
[INFO] [stderr]   Downloaded zip v2.6.1
[INFO] [stderr]   Downloaded sysinfo v0.34.2
[INFO] [stderr]   Downloaded simd-json v0.13.11
[INFO] [stderr]   Downloaded webpki-roots v0.26.9
[INFO] [stderr]   Downloaded mcvm_shared v0.16.0
[INFO] [stderr]   Downloaded cfg-match v0.2.1
[INFO] [stderr]   Downloaded mcvm_plugin v0.5.0
[INFO] [stderr]   Downloaded mcvm_pkg v0.16.0
[INFO] [stderr]   Downloaded mcvm_core v0.9.0
[INFO] [stderr]   Downloaded mcvm_parse v0.17.0
[INFO] [stderr]   Downloaded nutype v0.4.3
[INFO] [stderr]   Downloaded kinded v0.3.0
[INFO] [stderr]   Downloaded kinded_macros v0.3.0
[INFO] [stderr]   Downloaded mcvm_auth v0.7.0
[INFO] [stderr]   Downloaded mcvm_net v0.3.0
[INFO] [stderr]   Downloaded nutype_macros v0.4.3
[INFO] [stderr]   Downloaded oauth2 v4.4.2
[INFO] [stderr]   Downloaded libflate v2.1.0
[INFO] [stderr]   Downloaded libflate_lz77 v2.1.0
[INFO] [stderr]   Downloaded dary_heap v0.3.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+507271bc119683008ec719ecee48814e8ac86c65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3879cd1ec088d9e89a2d7173ffa7970e7c08d7d6369633a4e7a47c5c71bf09e7
[INFO] running `Command { std: "docker" "start" "-a" "3879cd1ec088d9e89a2d7173ffa7970e7c08d7d6369633a4e7a47c5c71bf09e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3879cd1ec088d9e89a2d7173ffa7970e7c08d7d6369633a4e7a47c5c71bf09e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3879cd1ec088d9e89a2d7173ffa7970e7c08d7d6369633a4e7a47c5c71bf09e7", kill_on_drop: false }`
[INFO] [stdout] 3879cd1ec088d9e89a2d7173ffa7970e7c08d7d6369633a4e7a47c5c71bf09e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=forbid" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+507271bc119683008ec719ecee48814e8ac86c65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 282e23591e065194aabf314e7f460de25d71bee0083311ec02ef8511d0bf1dfb
[INFO] running `Command { std: "docker" "start" "-a" "282e23591e065194aabf314e7f460de25d71bee0083311ec02ef8511d0bf1dfb", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.101
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[INFO] [stderr]     Checking mcvm v0.25.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/config/builder.rs:56:14
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn user(&mut self, id: String, kind: UserBuilderKind) -> UserBuilder {
[INFO] [stdout]    |                 ^^^^^^^^^ the lifetime is elided here            ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn user(&mut self, id: String, kind: UserBuilderKind) -> UserBuilder<'_> {
[INFO] [stdout]    |                                                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/config/package.rs:227:20
[INFO] [stdout]     |
[INFO] [stdout] 227 |     pub fn get_worlds(&self) -> Cow<[String]> {
[INFO] [stdout]     |                       ^^^^^     ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 227 |     pub fn get_worlds(&self) -> Cow<'_, [String]> {
[INFO] [stdout]     |                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/instance/update/manager.rs:230:3
[INFO] [stdout]     |
[INFO] [stdout] 230 |         &mut self,
[INFO] [stdout]     |         ^^^^^^^^^ the lifetime is elided here
[INFO] [stdout] 231 |         o: &mut impl MCVMOutput,
[INFO] [stdout] 232 |     ) -> anyhow::Result<InstalledVersion> {
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^ the same lifetimes are hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 232 |     ) -> anyhow::Result<InstalledVersion<'_, '_>> {
[INFO] [stdout]     |                                         ++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/pkg/repo.rs:267:3
[INFO] [stdout]     |
[INFO] [stdout] 267 |         &mut self,
[INFO] [stdout]     |         ^^^^^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 271 |     ) -> anyhow::Result<Cow<RepoMetadata>> {
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 271 |     ) -> anyhow::Result<Cow<'_, RepoMetadata>> {
[INFO] [stdout]     |                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/plugin/mod.rs:313:18
[INFO] [stdout]     |
[INFO] [stdout] 313 |     pub fn get_lock(&self) -> anyhow::Result<MutexGuard<PluginManagerInner>> {
[INFO] [stdout]     |                     ^^^^^                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 313 |     pub fn get_lock(&self) -> anyhow::Result<MutexGuard<'_, PluginManagerInner>> {
[INFO] [stdout]     |                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/config/builder.rs:56:14
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn user(&mut self, id: String, kind: UserBuilderKind) -> UserBuilder {
[INFO] [stdout]    |                 ^^^^^^^^^ the lifetime is elided here            ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn user(&mut self, id: String, kind: UserBuilderKind) -> UserBuilder<'_> {
[INFO] [stdout]    |                                                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/config/package.rs:227:20
[INFO] [stdout]     |
[INFO] [stdout] 227 |     pub fn get_worlds(&self) -> Cow<[String]> {
[INFO] [stdout]     |                       ^^^^^     ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 227 |     pub fn get_worlds(&self) -> Cow<'_, [String]> {
[INFO] [stdout]     |                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/instance/update/manager.rs:230:3
[INFO] [stdout]     |
[INFO] [stdout] 230 |         &mut self,
[INFO] [stdout]     |         ^^^^^^^^^ the lifetime is elided here
[INFO] [stdout] 231 |         o: &mut impl MCVMOutput,
[INFO] [stdout] 232 |     ) -> anyhow::Result<InstalledVersion> {
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^ the same lifetimes are hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 232 |     ) -> anyhow::Result<InstalledVersion<'_, '_>> {
[INFO] [stdout]     |                                         ++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/pkg/repo.rs:267:3
[INFO] [stdout]     |
[INFO] [stdout] 267 |         &mut self,
[INFO] [stdout]     |         ^^^^^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 271 |     ) -> anyhow::Result<Cow<RepoMetadata>> {
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 271 |     ) -> anyhow::Result<Cow<'_, RepoMetadata>> {
[INFO] [stdout]     |                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/plugin/mod.rs:313:18
[INFO] [stdout]     |
[INFO] [stdout] 313 |     pub fn get_lock(&self) -> anyhow::Result<MutexGuard<PluginManagerInner>> {
[INFO] [stdout]     |                     ^^^^^                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 313 |     pub fn get_lock(&self) -> anyhow::Result<MutexGuard<'_, PluginManagerInner>> {
[INFO] [stdout]     |                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 43s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: num-bigint-dig v0.8.4
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 6`
[INFO] running `Command { std: "docker" "inspect" "282e23591e065194aabf314e7f460de25d71bee0083311ec02ef8511d0bf1dfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "282e23591e065194aabf314e7f460de25d71bee0083311ec02ef8511d0bf1dfb", kill_on_drop: false }`
[INFO] [stdout] 282e23591e065194aabf314e7f460de25d71bee0083311ec02ef8511d0bf1dfb
