[INFO] fetching crate jsonway 2.0.0... [INFO] checking jsonway-2.0.0 against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248 [INFO] extracting crate jsonway 2.0.0 into /workspace/builds/worker-9/source [INFO] validating manifest of crates.io crate jsonway 2.0.0 on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate jsonway 2.0.0 [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate jsonway 2.0.0 [INFO] tweaked toml for crates.io crate jsonway 2.0.0 written to /workspace/builds/worker-9/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] aca7fa4735dd6861f53c4f03ee08dcdd7b8c9b5d55735743846bab9e48355261 [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" "aca7fa4735dd6861f53c4f03ee08dcdd7b8c9b5d55735743846bab9e48355261", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "aca7fa4735dd6861f53c4f03ee08dcdd7b8c9b5d55735743846bab9e48355261", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aca7fa4735dd6861f53c4f03ee08dcdd7b8c9b5d55735743846bab9e48355261", kill_on_drop: false }` [INFO] [stdout] aca7fa4735dd6861f53c4f03ee08dcdd7b8c9b5d55735743846bab9e48355261 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] de1dd0b3a792491b1d1748f9117eec41a1cf4d2a8d0d7b0d12e324579975ae89 [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" "de1dd0b3a792491b1d1748f9117eec41a1cf4d2a8d0d7b0d12e324579975ae89", kill_on_drop: false }` [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Checking jsonway v2.0.0 (/opt/rustwide/workdir) [INFO] [stdout] error: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/serializer.rs:36:21 [INFO] [stdout] | [INFO] [stdout] 36 | fn build(&self, &mut object_builder::ObjectBuilder); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut object_builder::ObjectBuilder` [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:2:9 [INFO] [stdout] | [INFO] [stdout] 2 | #![deny(warnings)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] = note: `#[deny(anonymous_parameters)]` implied by `#[deny(warnings)]` [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] error: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/serializer.rs:85:21 [INFO] [stdout] | [INFO] [stdout] 85 | fn build(&self, &T, &mut object_builder::ObjectBuilder); [INFO] [stdout] | ^^ help: try naming the parameter or explicitly ignoring it: `_: &T` [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] error: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/serializer.rs:85:25 [INFO] [stdout] | [INFO] [stdout] 85 | fn build(&self, &T, &mut object_builder::ObjectBuilder); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut object_builder::ObjectBuilder` [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] error: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/serializer.rs:154:21 [INFO] [stdout] | [INFO] [stdout] 154 | fn build(&self, &T, &S, &mut object_builder::ObjectBuilder); [INFO] [stdout] | ^^ help: try naming the parameter or explicitly ignoring it: `_: &T` [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] error: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/serializer.rs:154:25 [INFO] [stdout] | [INFO] [stdout] 154 | fn build(&self, &T, &S, &mut object_builder::ObjectBuilder); [INFO] [stdout] | ^^ help: try naming the parameter or explicitly ignoring it: `_: &S` [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] error: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/serializer.rs:154:29 [INFO] [stdout] | [INFO] [stdout] 154 | fn build(&self, &T, &S, &mut object_builder::ObjectBuilder); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut object_builder::ObjectBuilder` [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] error: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/array_serializer.rs:7:21 [INFO] [stdout] | [INFO] [stdout] 7 | fn build(&self, &mut array_builder::ArrayBuilder); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut array_builder::ArrayBuilder` [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] error: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/serializer.rs:36:21 [INFO] [stdout] | [INFO] [stdout] 36 | fn build(&self, &mut object_builder::ObjectBuilder); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut object_builder::ObjectBuilder` [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:2:9 [INFO] [stdout] | [INFO] [stdout] 2 | #![deny(warnings)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] = note: `#[deny(anonymous_parameters)]` implied by `#[deny(warnings)]` [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] error: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/serializer.rs:85:21 [INFO] [stdout] | [INFO] [stdout] 85 | fn build(&self, &T, &mut object_builder::ObjectBuilder); [INFO] [stdout] | ^^ help: try naming the parameter or explicitly ignoring it: `_: &T` [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] error: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/serializer.rs:85:25 [INFO] [stdout] | [INFO] [stdout] 85 | fn build(&self, &T, &mut object_builder::ObjectBuilder); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut object_builder::ObjectBuilder` [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] error: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/serializer.rs:154:21 [INFO] [stdout] | [INFO] [stdout] 154 | fn build(&self, &T, &S, &mut object_builder::ObjectBuilder); [INFO] [stdout] | ^^ help: try naming the parameter or explicitly ignoring it: `_: &T` [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] error: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/serializer.rs:154:25 [INFO] [stdout] | [INFO] [stdout] 154 | fn build(&self, &T, &S, &mut object_builder::ObjectBuilder); [INFO] [stdout] | ^^ help: try naming the parameter or explicitly ignoring it: `_: &S` [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] error: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/serializer.rs:154:29 [INFO] [stdout] | [INFO] [stdout] 154 | fn build(&self, &T, &S, &mut object_builder::ObjectBuilder); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut object_builder::ObjectBuilder` [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] error: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/array_serializer.rs:7:21 [INFO] [stdout] | [INFO] [stdout] 7 | fn build(&self, &mut array_builder::ArrayBuilder); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut array_builder::ArrayBuilder` [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] error: aborting due to 7 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `jsonway` due to 8 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 7 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "de1dd0b3a792491b1d1748f9117eec41a1cf4d2a8d0d7b0d12e324579975ae89", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "de1dd0b3a792491b1d1748f9117eec41a1cf4d2a8d0d7b0d12e324579975ae89", kill_on_drop: false }` [INFO] [stdout] de1dd0b3a792491b1d1748f9117eec41a1cf4d2a8d0d7b0d12e324579975ae89