[INFO] fetching crate intercom 0.3.0... [INFO] checking intercom-0.3.0 against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141 [INFO] extracting crate intercom 0.3.0 into /workspace/builds/worker-12/source [INFO] validating manifest of crates.io crate intercom 0.3.0 on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate intercom 0.3.0 [INFO] finished tweaking crates.io crate intercom 0.3.0 [INFO] tweaked toml for crates.io crate intercom 0.3.0 written to /workspace/builds/worker-12/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded intercom-attributes v0.3.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 53c12166d70c00c034ae5894705a34b4a785d539334a1865201792750a4b8cf9 [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" "53c12166d70c00c034ae5894705a34b4a785d539334a1865201792750a4b8cf9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "53c12166d70c00c034ae5894705a34b4a785d539334a1865201792750a4b8cf9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "53c12166d70c00c034ae5894705a34b4a785d539334a1865201792750a4b8cf9", kill_on_drop: false }` [INFO] [stdout] 53c12166d70c00c034ae5894705a34b4a785d539334a1865201792750a4b8cf9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4753b99883e0aea4790b0ceda83cb3812c25517ddb4c471a2202022651bffe56 [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" "4753b99883e0aea4790b0ceda83cb3812c25517ddb4c471a2202022651bffe56", kill_on_drop: false }` [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling itoa v0.4.8 [INFO] [stderr] Compiling lazy_static v0.2.11 [INFO] [stderr] Compiling pest v0.3.3 [INFO] [stderr] Compiling quick-error v1.2.3 [INFO] [stderr] Compiling sha1 v0.3.0 [INFO] [stderr] Compiling ordermap v0.3.5 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling libc v0.2.108 [INFO] [stderr] Compiling serde v1.0.130 [INFO] [stderr] Compiling ryu v1.0.6 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling log v0.3.9 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Checking backtrace v0.3.63 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Compiling object v0.27.1 [INFO] [stderr] Compiling aho-corasick v0.6.10 [INFO] [stderr] Compiling serde_json v1.0.72 [INFO] [stderr] Compiling toml v0.4.10 [INFO] [stderr] Compiling handlebars v0.29.1 [INFO] [stderr] Compiling intercom-common v0.3.0 [INFO] [stderr] Compiling intercom-attributes v0.3.0 [INFO] [stderr] Checking intercom v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes [INFO] [stdout] --> src/lib.rs:49:12 [INFO] [stdout] | [INFO] [stdout] 49 | #![feature(specialization, non_exhaustive, integer_atomics)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(incomplete_features)]` on by default [INFO] [stdout] = note: see issue #31844 for more information [INFO] [stdout] = help: consider using `min_specialization` instead, which is more stable and complete [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/combox.rs:196:9 [INFO] [stdout] | [INFO] [stdout] 196 | ( previous_value + 1 ) [INFO] [stdout] | ^^ ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 196 - ( previous_value + 1 ) [INFO] [stdout] 196 + previous_value + 1 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/error.rs:411:20 [INFO] [stdout] | [INFO] [stdout] 411 | fn from_error( ComError ) -> Self; [INFO] [stdout] | ^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: ComError` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(anonymous_parameters)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/error.rs:414:24 [INFO] [stdout] | [INFO] [stdout] 414 | fn from_com_error( ComError ) -> Self; [INFO] [stdout] | ^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: ComError` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes [INFO] [stdout] --> src/lib.rs:49:12 [INFO] [stdout] | [INFO] [stdout] 49 | #![feature(specialization, non_exhaustive, integer_atomics)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(incomplete_features)]` on by default [INFO] [stdout] = note: see issue #31844 for more information [INFO] [stdout] = help: consider using `min_specialization` instead, which is more stable and complete [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/combox.rs:196:9 [INFO] [stdout] | [INFO] [stdout] 196 | ( previous_value + 1 ) [INFO] [stdout] | ^^ ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 196 - ( previous_value + 1 ) [INFO] [stdout] 196 + previous_value + 1 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/error.rs:411:20 [INFO] [stdout] | [INFO] [stdout] 411 | fn from_error( ComError ) -> Self; [INFO] [stdout] | ^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: ComError` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(anonymous_parameters)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/error.rs:414:24 [INFO] [stdout] | [INFO] [stdout] 414 | fn from_com_error( ComError ) -> Self; [INFO] [stdout] | ^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: ComError` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:111:34 [INFO] [stdout] | [INFO] [stdout] 111 | }.with_message( io_error.description().to_owned() ) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of calling convention not supported on this target [INFO] [stdout] --> src/lib.rs:209:1 [INFO] [stdout] | [INFO] [stdout] 209 | / pub extern "stdcall" fn DllMain( [INFO] [stdout] 210 | | _dll_instance : *mut std::os::raw::c_void, [INFO] [stdout] 211 | | _reason : u32, [INFO] [stdout] 212 | | _reserved : *mut std::os::raw::c_void ) -> bool [INFO] [stdout] | |___________________________________________________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unsupported_calling_conventions)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #87678 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:111:34 [INFO] [stdout] | [INFO] [stdout] 111 | }.with_message( io_error.description().to_owned() ) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of calling convention not supported on this target [INFO] [stdout] --> src/lib.rs:209:1 [INFO] [stdout] | [INFO] [stdout] 209 | / pub extern "stdcall" fn DllMain( [INFO] [stdout] 210 | | _dll_instance : *mut std::os::raw::c_void, [INFO] [stdout] 211 | | _reason : u32, [INFO] [stdout] 212 | | _reserved : *mut std::os::raw::c_void ) -> bool [INFO] [stdout] | |___________________________________________________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unsupported_calling_conventions)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #87678 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `non_exhaustive` has been stable since 1.40.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:49:28 [INFO] [stdout] | [INFO] [stdout] 49 | #![feature(specialization, non_exhaustive, integer_atomics)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `non_exhaustive` has been stable since 1.40.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:49:28 [INFO] [stdout] | [INFO] [stdout] 49 | #![feature(specialization, non_exhaustive, integer_atomics)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 59.93s [INFO] running `Command { std: "docker" "inspect" "4753b99883e0aea4790b0ceda83cb3812c25517ddb4c471a2202022651bffe56", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4753b99883e0aea4790b0ceda83cb3812c25517ddb4c471a2202022651bffe56", kill_on_drop: false }` [INFO] [stdout] 4753b99883e0aea4790b0ceda83cb3812c25517ddb4c471a2202022651bffe56