[INFO] updating cached repository https://github.com/Trangar/trait_enum
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cda58bf838ece46139cd765e028b39cdf8761992
[INFO] checking Trangar/trait_enum against master#4fb54ed484e2239a3e9eff3be17df00d2a162be3 for pr-73345
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTrangar%2Ftrait_enum" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Trangar/trait_enum on toolchain 4fb54ed484e2239a3e9eff3be17df00d2a162be3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Trangar/trait_enum
[INFO] finished tweaking git repo https://github.com/Trangar/trait_enum
[INFO] tweaked toml for git repo https://github.com/Trangar/trait_enum written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/Trangar/trait_enum already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6a350a78ee9ffe00b824d28fdc26920ec81e0f3b917196cfcc09eb4e58bec374
[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" "6a350a78ee9ffe00b824d28fdc26920ec81e0f3b917196cfcc09eb4e58bec374", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6a350a78ee9ffe00b824d28fdc26920ec81e0f3b917196cfcc09eb4e58bec374", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a350a78ee9ffe00b824d28fdc26920ec81e0f3b917196cfcc09eb4e58bec374", kill_on_drop: false }`
[INFO] [stdout] 6a350a78ee9ffe00b824d28fdc26920ec81e0f3b917196cfcc09eb4e58bec374
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5f724993a4d3fe9e290e84be5896f65d1f6d1f07ab2857b7db2990239ee40efc
[INFO] running `Command { std: "docker" "start" "-a" "5f724993a4d3fe9e290e84be5896f65d1f6d1f07ab2857b7db2990239ee40efc", kill_on_drop: false }`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Checking trait_enum v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/test.rs:33:24
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub enum Combined: CommonTrait {
[INFO] [stdout]    |                        ^^^^^^^^^^^ help: use `dyn`: `dyn CommonTrait`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:218:43
[INFO] [stdout]     |
[INFO] [stdout] 218 |               fn deref(&self) -> &($Trait + 'static) {
[INFO] [stdout]     |                                             ^^^^^^^ help: use `dyn`: `dyn 'static`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/test.rs:32:1
[INFO] [stdout]     |
[INFO] [stdout] 32  | / trait_enum! {
[INFO] [stdout] 33  | |     pub enum Combined: CommonTrait {
[INFO] [stdout] 34  | |         InnerOne,
[INFO] [stdout] 35  | |         InnerTwo
[INFO] [stdout] 36  | |     }
[INFO] [stdout] 37  | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/test.rs:33:24
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub enum Combined: CommonTrait {
[INFO] [stdout]    |                        ^^^^^^^^^^^ help: use `dyn`: `dyn CommonTrait`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:228:55
[INFO] [stdout]     |
[INFO] [stdout] 228 |               fn deref_mut(&mut self) -> &mut ($Trait + 'static) {
[INFO] [stdout]     |                                                         ^^^^^^^ help: use `dyn`: `dyn 'static`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/test.rs:32:1
[INFO] [stdout]     |
[INFO] [stdout] 32  | / trait_enum! {
[INFO] [stdout] 33  | |     pub enum Combined: CommonTrait {
[INFO] [stdout] 34  | |         InnerOne,
[INFO] [stdout] 35  | |         InnerTwo
[INFO] [stdout] 36  | |     }
[INFO] [stdout] 37  | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/test.rs:48:21
[INFO] [stdout]    |
[INFO] [stdout] 48 |         let deref: &CommonTrait = combined.deref();
[INFO] [stdout]    |                     ^^^^^^^^^^^ help: use `dyn`: `dyn CommonTrait`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/test.rs:52:29
[INFO] [stdout]    |
[INFO] [stdout] 52 |         let deref_mut: &mut CommonTrait = combined.deref_mut();
[INFO] [stdout]    |                             ^^^^^^^^^^^ help: use `dyn`: `dyn CommonTrait`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/test.rs:59:21
[INFO] [stdout]    |
[INFO] [stdout] 59 |         let deref: &CommonTrait = combined.deref();
[INFO] [stdout]    |                     ^^^^^^^^^^^ help: use `dyn`: `dyn CommonTrait`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/test.rs:63:29
[INFO] [stdout]    |
[INFO] [stdout] 63 |         let deref_mut: &mut CommonTrait = combined.deref_mut();
[INFO] [stdout]    |                             ^^^^^^^^^^^ help: use `dyn`: `dyn CommonTrait`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "5f724993a4d3fe9e290e84be5896f65d1f6d1f07ab2857b7db2990239ee40efc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f724993a4d3fe9e290e84be5896f65d1f6d1f07ab2857b7db2990239ee40efc", kill_on_drop: false }`
[INFO] [stdout] 5f724993a4d3fe9e290e84be5896f65d1f6d1f07ab2857b7db2990239ee40efc