[INFO] cloning repository https://github.com/xenzh/loader
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xenzh/loader" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxenzh%2Floader", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxenzh%2Floader'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9f78ec065bf979291c08bbdd899a5365470c9766
[INFO] checking xenzh/loader against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxenzh%2Floader" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/xenzh/loader on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/xenzh/loader
[INFO] finished tweaking git repo https://github.com/xenzh/loader
[INFO] tweaked toml for git repo https://github.com/xenzh/loader written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/xenzh/loader already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rust-ini v0.12.2
[INFO] [stderr]   Downloaded regex-syntax v0.6.3
[INFO] [stderr]   Downloaded toml v0.4.9
[INFO] [stderr]   Downloaded config v0.9.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a6217ac0c0f6d252e4d6e1ae6ebc5eccf0cb08605b6ef590160d8cae5629d31e
[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" "a6217ac0c0f6d252e4d6e1ae6ebc5eccf0cb08605b6ef590160d8cae5629d31e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a6217ac0c0f6d252e4d6e1ae6ebc5eccf0cb08605b6ef590160d8cae5629d31e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6217ac0c0f6d252e4d6e1ae6ebc5eccf0cb08605b6ef590160d8cae5629d31e", kill_on_drop: false }`
[INFO] [stdout] a6217ac0c0f6d252e4d6e1ae6ebc5eccf0cb08605b6ef590160d8cae5629d31e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a29a70e3a89cb60b01591cf904ab7804232c384407b9be7351bcb1d47d9bff7d
[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" "a29a70e3a89cb60b01591cf904ab7804232c384407b9be7351bcb1d47d9bff7d", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.43
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling serde v1.0.80
[INFO] [stderr]    Compiling ryu v0.2.7
[INFO] [stderr]     Checking lazy_static v1.2.0
[INFO] [stderr]    Compiling regex v1.0.6
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking itoa v0.4.3
[INFO] [stderr]     Checking rust-ini v0.12.2
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling cc v1.0.25
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]     Checking regex-syntax v0.6.3
[INFO] [stderr]     Checking yaml-rust v0.4.2
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]    Compiling memchr v2.1.1
[INFO] [stderr]     Checking time v0.1.40
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling libloading v0.5.0
[INFO] [stderr]     Checking aho-corasick v0.6.9
[INFO] [stderr]     Checking nom v4.1.1
[INFO] [stderr]    Compiling syn v0.15.21
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking simple_logger v1.0.1
[INFO] [stderr]     Checking serde-hjson v0.8.2
[INFO] [stderr]     Checking serde_json v1.0.33
[INFO] [stderr]     Checking toml v0.4.9
[INFO] [stderr]    Compiling serde_derive v1.0.80
[INFO] [stderr]     Checking config v0.9.1
[INFO] [stderr]     Checking package v0.1.0 (/opt/rustwide/workdir/package)
[INFO] [stderr]     Checking entity v0.1.0 (/opt/rustwide/workdir/entity)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> entity/src/meta/eval.rs:33:20
[INFO] [stdout]    |
[INFO] [stdout] 33 |     dummy: Vec<Box<Method>>,
[INFO] [stdout]    |                    ^^^^^^ help: use `dyn`: `dyn Method`
[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]   --> entity/src/meta/eval.rs:40:70
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn who_returns(&self, _tgts: &[Target]) -> impl Iterator<Item = &Method> {
[INFO] [stdout]    |                                                                      ^^^^^^ help: use `dyn`: `dyn Method`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> entity/src/meta/eval.rs:44:68
[INFO] [stdout]    |
[INFO] [stdout] 44 |     fn who_takes(&self, _tgts: &[Target]) -> impl Iterator<Item = &Method> {
[INFO] [stdout]    |                                                                    ^^^^^^ help: use `dyn`: `dyn Method`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> entity/src/meta/eval.rs:55:17
[INFO] [stdout]    |
[INFO] [stdout] 55 |     method: &'m Method,
[INFO] [stdout]    |                 ^^^^^^ help: use `dyn`: `dyn Method`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> entity/src/meta/mod.rs:15:29
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn methods(&self) -> &[&Method];
[INFO] [stdout]    |                             ^^^^^^ help: use `dyn`: `dyn Method`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> entity/src/lib.rs:37:14
[INFO] [stdout]    |
[INFO] [stdout] 37 |     Meta(Box<Meta>),
[INFO] [stdout]    |              ^^^^ help: use `dyn`: `dyn Meta`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> entity/src/lib.rs:38:14
[INFO] [stdout]    |
[INFO] [stdout] 38 |     Data(Box<Data>),
[INFO] [stdout]    |              ^^^^ help: use `dyn`: `dyn Data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> entity/src/lib.rs:39:17
[INFO] [stdout]    |
[INFO] [stdout] 39 |     Library(Box<Library>),
[INFO] [stdout]    |                 ^^^^^^^ help: use `dyn`: `dyn Library`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> entity/src/meta/eval.rs:33:20
[INFO] [stdout]    |
[INFO] [stdout] 33 |     dummy: Vec<Box<Method>>,
[INFO] [stdout]    |                    ^^^^^^ help: use `dyn`: `dyn Method`
[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]   --> entity/src/meta/eval.rs:40:70
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn who_returns(&self, _tgts: &[Target]) -> impl Iterator<Item = &Method> {
[INFO] [stdout]    |                                                                      ^^^^^^ help: use `dyn`: `dyn Method`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> entity/src/meta/eval.rs:44:68
[INFO] [stdout]    |
[INFO] [stdout] 44 |     fn who_takes(&self, _tgts: &[Target]) -> impl Iterator<Item = &Method> {
[INFO] [stdout]    |                                                                    ^^^^^^ help: use `dyn`: `dyn Method`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> entity/src/meta/eval.rs:55:17
[INFO] [stdout]    |
[INFO] [stdout] 55 |     method: &'m Method,
[INFO] [stdout]    |                 ^^^^^^ help: use `dyn`: `dyn Method`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> entity/src/meta/mod.rs:15:29
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn methods(&self) -> &[&Method];
[INFO] [stdout]    |                             ^^^^^^ help: use `dyn`: `dyn Method`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> entity/src/lib.rs:37:14
[INFO] [stdout]    |
[INFO] [stdout] 37 |     Meta(Box<Meta>),
[INFO] [stdout]    |              ^^^^ help: use `dyn`: `dyn Meta`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> entity/src/lib.rs:38:14
[INFO] [stdout]    |
[INFO] [stdout] 38 |     Data(Box<Data>),
[INFO] [stdout]    |              ^^^^ help: use `dyn`: `dyn Data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> entity/src/lib.rs:39:17
[INFO] [stdout]    |
[INFO] [stdout] 39 |     Library(Box<Library>),
[INFO] [stdout]    |                 ^^^^^^^ help: use `dyn`: `dyn Library`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `dummy`
[INFO] [stdout]   --> entity/src/meta/eval.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     dummy: Vec<Box<Method>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `who_returns`
[INFO] [stdout]   --> entity/src/meta/eval.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn who_returns(&self, _tgts: &[Target]) -> impl Iterator<Item = &Method> {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `who_takes`
[INFO] [stdout]   --> entity/src/meta/eval.rs:44:8
[INFO] [stdout]    |
[INFO] [stdout] 44 |     fn who_takes(&self, _tgts: &[Target]) -> impl Iterator<Item = &Method> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `method`
[INFO] [stdout]   --> entity/src/meta/eval.rs:55:5
[INFO] [stdout]    |
[INFO] [stdout] 55 |     method: &'m Method,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `missing_input`
[INFO] [stdout]   --> entity/src/meta/eval.rs:56:5
[INFO] [stdout]    |
[INFO] [stdout] 56 |     missing_input: Vec<Target>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `extra_input`
[INFO] [stdout]   --> entity/src/meta/eval.rs:57:5
[INFO] [stdout]    |
[INFO] [stdout] 57 |     extra_input: Vec<Target>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `dummy`
[INFO] [stdout]   --> entity/src/meta/eval.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     dummy: Vec<Box<Method>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `who_returns`
[INFO] [stdout]   --> entity/src/meta/eval.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn who_returns(&self, _tgts: &[Target]) -> impl Iterator<Item = &Method> {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `who_takes`
[INFO] [stdout]   --> entity/src/meta/eval.rs:44:8
[INFO] [stdout]    |
[INFO] [stdout] 44 |     fn who_takes(&self, _tgts: &[Target]) -> impl Iterator<Item = &Method> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `method`
[INFO] [stdout]   --> entity/src/meta/eval.rs:55:5
[INFO] [stdout]    |
[INFO] [stdout] 55 |     method: &'m Method,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `missing_input`
[INFO] [stdout]   --> entity/src/meta/eval.rs:56:5
[INFO] [stdout]    |
[INFO] [stdout] 56 |     missing_input: Vec<Target>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `extra_input`
[INFO] [stdout]   --> entity/src/meta/eval.rs:57:5
[INFO] [stdout]    |
[INFO] [stdout] 57 |     extra_input: Vec<Target>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking test-meta-package v0.1.0 (/opt/rustwide/workdir/test-meta-package)
[INFO] [stdout] error[E0046]: not all trait items implemented, missing: `methods`
[INFO] [stdout]   --> test-meta-package/src/lib.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl Meta for MetaImpl {}
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^ missing `methods` in implementation
[INFO] [stdout]    |
[INFO] [stdout]    = help: implement the missing item: `fn methods(&self) -> &[&dyn entity::meta::method::Method] { todo!() }`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0046]: not all trait items implemented, missing: `methods`
[INFO] [stdout]   --> test-meta-package/src/lib.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl Meta for MetaImpl {}
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^ missing `methods` in implementation
[INFO] [stdout]    |
[INFO] [stdout]    = help: implement the missing item: `fn methods(&self) -> &[&dyn entity::meta::method::Method] { todo!() }`
[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 E0046`.
[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 E0046`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `test-meta-package`
[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] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "a29a70e3a89cb60b01591cf904ab7804232c384407b9be7351bcb1d47d9bff7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a29a70e3a89cb60b01591cf904ab7804232c384407b9be7351bcb1d47d9bff7d", kill_on_drop: false }`
[INFO] [stdout] a29a70e3a89cb60b01591cf904ab7804232c384407b9be7351bcb1d47d9bff7d