[INFO] fetching crate webframework-core 0.0.2...
[INFO] checking webframework-core-0.0.2 against master#5518eaa946291f00471af8b254b2a1715f234882 for pr-120393
[INFO] extracting crate webframework-core 0.0.2 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate webframework-core 0.0.2 on toolchain 5518eaa946291f00471af8b254b2a1715f234882
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate webframework-core 0.0.2
[INFO] finished tweaking crates.io crate webframework-core 0.0.2
[INFO] tweaked toml for crates.io crate webframework-core 0.0.2 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dc5f17ac2a66231c09cbcb6c3d581afd815ef9ff48f9fd9dfb4cb2f75f34820a
[INFO] running `Command { std: "docker" "start" "-a" "dc5f17ac2a66231c09cbcb6c3d581afd815ef9ff48f9fd9dfb4cb2f75f34820a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc5f17ac2a66231c09cbcb6c3d581afd815ef9ff48f9fd9dfb4cb2f75f34820a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc5f17ac2a66231c09cbcb6c3d581afd815ef9ff48f9fd9dfb4cb2f75f34820a", kill_on_drop: false }`
[INFO] [stdout] dc5f17ac2a66231c09cbcb6c3d581afd815ef9ff48f9fd9dfb4cb2f75f34820a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d18915a29672f3339292446de2479d90ccb028088655cc639eeccb29c59f40f4
[INFO] running `Command { std: "docker" "start" "-a" "d18915a29672f3339292446de2479d90ccb028088655cc639eeccb29c59f40f4", kill_on_drop: false }`
[INFO] [stderr]     Checking futures v0.1.31
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[INFO] [stderr]     Checking webframework-core v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:5:40
[INFO] [stdout]    |
[INFO] [stdout] 5  |             fn cause(&self) -> Option<&failure::Fail> {
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/request.rs:96:1
[INFO] [stdout]    |
[INFO] [stdout] 96 | impl_fail_boilerplate!(RequestErrorKind, RequestError);
[INFO] [stdout]    | ------------------------------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `impl_fail_boilerplate` (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/error.rs:5:40
[INFO] [stdout]    |
[INFO] [stdout] 5  |             fn cause(&self) -> Option<&failure::Fail> {
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/response.rs:23:1
[INFO] [stdout]    |
[INFO] [stdout] 23 | impl_fail_boilerplate!(ResponseErrorKind, ResponseError);
[INFO] [stdout]    | -------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: this warning originates in the macro `impl_fail_boilerplate` (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/error.rs:5:40
[INFO] [stdout]    |
[INFO] [stdout] 5  |             fn cause(&self) -> Option<&failure::Fail> {
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/request.rs:96:1
[INFO] [stdout]    |
[INFO] [stdout] 96 | impl_fail_boilerplate!(RequestErrorKind, RequestError);
[INFO] [stdout]    | ------------------------------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `impl_fail_boilerplate` (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/error.rs:5:40
[INFO] [stdout]    |
[INFO] [stdout] 5  |             fn cause(&self) -> Option<&failure::Fail> {
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/router.rs:67:1
[INFO] [stdout]    |
[INFO] [stdout] 67 | impl_fail_boilerplate!(RouterErrorKind, RouterError);
[INFO] [stdout]    | ---------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: this warning originates in the macro `impl_fail_boilerplate` (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/error.rs:5:40
[INFO] [stdout]    |
[INFO] [stdout] 5  |             fn cause(&self) -> Option<&failure::Fail> {
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/response.rs:23:1
[INFO] [stdout]    |
[INFO] [stdout] 23 | impl_fail_boilerplate!(ResponseErrorKind, ResponseError);
[INFO] [stdout]    | -------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: this warning originates in the macro `impl_fail_boilerplate` (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/error.rs:5:40
[INFO] [stdout]    |
[INFO] [stdout] 5  |             fn cause(&self) -> Option<&failure::Fail> {
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/form.rs:20:1
[INFO] [stdout]    |
[INFO] [stdout] 20 | impl_fail_boilerplate!(FormErrorKind, FormError);
[INFO] [stdout]    | ------------------------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: this warning originates in the macro `impl_fail_boilerplate` (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/error.rs:5:40
[INFO] [stdout]    |
[INFO] [stdout] 5  |             fn cause(&self) -> Option<&failure::Fail> {
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/router.rs:67:1
[INFO] [stdout]    |
[INFO] [stdout] 67 | impl_fail_boilerplate!(RouterErrorKind, RouterError);
[INFO] [stdout]    | ---------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: this warning originates in the macro `impl_fail_boilerplate` (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/error.rs:5:40
[INFO] [stdout]    |
[INFO] [stdout] 5  |             fn cause(&self) -> Option<&failure::Fail> {
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/form.rs:20:1
[INFO] [stdout]    |
[INFO] [stdout] 20 | impl_fail_boilerplate!(FormErrorKind, FormError);
[INFO] [stdout]    | ------------------------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: this warning originates in the macro `impl_fail_boilerplate` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.75s
[INFO] running `Command { std: "docker" "inspect" "d18915a29672f3339292446de2479d90ccb028088655cc639eeccb29c59f40f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d18915a29672f3339292446de2479d90ccb028088655cc639eeccb29c59f40f4", kill_on_drop: false }`
[INFO] [stdout] d18915a29672f3339292446de2479d90ccb028088655cc639eeccb29c59f40f4
