[INFO] cloning repository https://github.com/qvantor/fabric.rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/qvantor/fabric.rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqvantor%2Ffabric.rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqvantor%2Ffabric.rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 21eab3ef1a2cad22cdc42ba08deac1f54807cd1c
[INFO] checking qvantor/fabric.rs against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqvantor%2Ffabric.rs" "/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/qvantor/fabric.rs on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/qvantor/fabric.rs
[INFO] finished tweaking git repo https://github.com/qvantor/fabric.rs
[INFO] tweaked toml for git repo https://github.com/qvantor/fabric.rs written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/qvantor/fabric.rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.30
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.30
[INFO] [stderr]   Downloaded wasm-bindgen-webidl v0.2.24
[INFO] [stderr]   Downloaded js-sys v0.3.7
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.30
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.30
[INFO] [stderr]   Downloaded web-sys v0.3.7
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.30
[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" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fdd19b501a3ae156f9cc004d41a6ed9cb1c031f68ad4b9849c10ff254fc34b67
[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" "fdd19b501a3ae156f9cc004d41a6ed9cb1c031f68ad4b9849c10ff254fc34b67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fdd19b501a3ae156f9cc004d41a6ed9cb1c031f68ad4b9849c10ff254fc34b67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fdd19b501a3ae156f9cc004d41a6ed9cb1c031f68ad4b9849c10ff254fc34b67", kill_on_drop: false }`
[INFO] [stdout] fdd19b501a3ae156f9cc004d41a6ed9cb1c031f68ad4b9849c10ff254fc34b67
[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" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "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] a875c4f8d2f68bda4ca861f8b575fe6a24dd3cae5836555149185de03908c665
[INFO] running `Command { std: "docker" "start" "-a" "a875c4f8d2f68bda4ca861f8b575fe6a24dd3cae5836555149185de03908c665", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v0.1.6
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.30
[INFO] [stderr]    Compiling cc v1.0.28
[INFO] [stderr]    Compiling autocfg v0.1.1
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling unicode-segmentation v1.2.1
[INFO] [stderr]    Compiling wasm-bindgen v0.2.30
[INFO] [stderr]    Compiling sourcefile v0.1.4
[INFO] [stderr]    Compiling memchr v2.1.2
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling backtrace v0.3.13
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling aho-corasick v0.6.9
[INFO] [stderr]    Compiling nom v4.1.1
[INFO] [stderr]    Compiling regex v1.1.0
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling syn v0.15.24
[INFO] [stderr]    Compiling weedle v0.8.0
[INFO] [stderr]    Compiling env_logger v0.6.0
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.30
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.30
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.30
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling wasm-bindgen-webidl v0.2.24
[INFO] [stderr]     Checking js-sys v0.3.7
[INFO] [stderr]    Compiling web-sys v0.3.7
[INFO] [stderr]     Checking canvas v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:19:32
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn add(&mut self, obj: Box<ObjectTR>) -> bool {
[INFO] [stdout]    |                                ^^^^^^^^ help: use `dyn`: `dyn ObjectTR`
[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:23:35
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn remove(&mut self, obj: Box<ObjectTR>) -> bool {
[INFO] [stdout]    |                                   ^^^^^^^^ help: use `dyn`: `dyn ObjectTR`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:38:20
[INFO] [stdout]    |
[INFO] [stdout] 38 | impl PartialEq for ObjectTR {
[INFO] [stdout]    |                    ^^^^^^^^ help: use `dyn`: `dyn ObjectTR`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:115:22
[INFO] [stdout]     |
[INFO] [stdout] 115 |     objects: Vec<Box<ObjectTR>>
[INFO] [stdout]     |                      ^^^^^^^^ help: use `dyn`: `dyn ObjectTR`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:19:32
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn add(&mut self, obj: Box<ObjectTR>) -> bool {
[INFO] [stdout]    |                                ^^^^^^^^ help: use `dyn`: `dyn ObjectTR`
[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:23:35
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn remove(&mut self, obj: Box<ObjectTR>) -> bool {
[INFO] [stdout]    |                                   ^^^^^^^^ help: use `dyn`: `dyn ObjectTR`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:38:20
[INFO] [stdout]    |
[INFO] [stdout] 38 | impl PartialEq for ObjectTR {
[INFO] [stdout]    |                    ^^^^^^^^ help: use `dyn`: `dyn ObjectTR`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:115:22
[INFO] [stdout]     |
[INFO] [stdout] 115 |     objects: Vec<Box<ObjectTR>>
[INFO] [stdout]     |                      ^^^^^^^^ help: use `dyn`: `dyn ObjectTR`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::vec::Vec::<T>::remove_item`: Removing the first item equal to a needle is already easily possible with iterators and the current Vec methods. Furthermore, having a method for one particular case of removal (linear search, only the first item, no swap remove) but not for others is inconsistent. This method will be removed soon.
[INFO] [stdout]   --> src/lib.rs:24:43
[INFO] [stdout]    |
[INFO] [stdout] 24 |         self.get_collection_mut().objects.remove_item(&obj);
[INFO] [stdout]    |                                           ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::vec::Vec::<T>::remove_item`: Removing the first item equal to a needle is already easily possible with iterators and the current Vec methods. Furthermore, having a method for one particular case of removal (linear search, only the first item, no swap remove) but not for others is inconsistent. This method will be removed soon.
[INFO] [stdout]   --> src/lib.rs:24:43
[INFO] [stdout]    |
[INFO] [stdout] 24 |         self.get_collection_mut().objects.remove_item(&obj);
[INFO] [stdout]    |                                           ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 15s
[INFO] running `Command { std: "docker" "inspect" "a875c4f8d2f68bda4ca861f8b575fe6a24dd3cae5836555149185de03908c665", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a875c4f8d2f68bda4ca861f8b575fe6a24dd3cae5836555149185de03908c665", kill_on_drop: false }`
[INFO] [stdout] a875c4f8d2f68bda4ca861f8b575fe6a24dd3cae5836555149185de03908c665