[INFO] crate quickercheck 0.2.0 is already in cache [INFO] documenting quickercheck-0.2.0 against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566 [INFO] extracting crate quickercheck 0.2.0 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate quickercheck 0.2.0 on toolchain 394e1b40d264aa6928811919c1124fa248e7d802 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate quickercheck 0.2.0 [INFO] finished tweaking crates.io crate quickercheck 0.2.0 [INFO] tweaked toml for crates.io crate quickercheck 0.2.0 written to /workspace/builds/worker-0/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f5126c45c9e79ddb7bdea0e4b5037869b88a0e8387283a4f03dd3cf8f6e7a8db [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" "f5126c45c9e79ddb7bdea0e4b5037869b88a0e8387283a4f03dd3cf8f6e7a8db", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f5126c45c9e79ddb7bdea0e4b5037869b88a0e8387283a4f03dd3cf8f6e7a8db", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f5126c45c9e79ddb7bdea0e4b5037869b88a0e8387283a4f03dd3cf8f6e7a8db", kill_on_drop: false }` [INFO] [stdout] f5126c45c9e79ddb7bdea0e4b5037869b88a0e8387283a4f03dd3cf8f6e7a8db [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "doc" "--frozen" "--no-deps" "--document-private-items" "--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] 9bee4d372deb84f6749c6aff97e53b0d921d2790b6dd19b4a0e42a5e2b1dce98 [INFO] running `Command { std: "docker" "start" "-a" "9bee4d372deb84f6749c6aff97e53b0d921d2790b6dd19b4a0e42a5e2b1dce98", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.71 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Checking rustc-serialize v0.3.24 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling num-integer v0.1.43 [INFO] [stderr] Compiling num-iter v0.1.41 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking memchr v0.1.11 [INFO] [stderr] Checking thread-id v2.0.0 [INFO] [stderr] Checking thread_local v0.2.7 [INFO] [stderr] Checking aho-corasick v0.5.3 [INFO] [stderr] Checking regex v0.1.80 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking num-bigint v0.1.44 [INFO] [stderr] Checking num-complex v0.1.43 [INFO] [stderr] Checking env_logger v0.3.5 [INFO] [stderr] Checking num-rational v0.1.42 [INFO] [stderr] Checking num v0.1.42 [INFO] [stderr] Documenting quickercheck v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/arbitrary.rs:102:67 [INFO] [stdout] | [INFO] [stdout] 102 | where $container<$($placeholder),*>: FromIterator<($($placeholder),*)> + IntoIterator [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] ... [INFO] [stdout] 119 | / generic_impls! { [INFO] [stdout] 120 | | Vec, [INFO] [stdout] 121 | | BTreeMap, [INFO] [stdout] 122 | | BTreeSet, [INFO] [stdout] ... | [INFO] [stdout] 127 | | VecDeque [INFO] [stdout] 128 | | } [INFO] [stdout] | |_- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/arbitrary.rs:102:108 [INFO] [stdout] | [INFO] [stdout] 102 | where $container<$($placeholder),*>: FromIterator<($($placeholder),*)> + IntoIterator [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] ... [INFO] [stdout] 119 | / generic_impls! { [INFO] [stdout] 120 | | Vec, [INFO] [stdout] 121 | | BTreeMap, [INFO] [stdout] 122 | | BTreeSet, [INFO] [stdout] ... | [INFO] [stdout] 127 | | VecDeque [INFO] [stdout] 128 | | } [INFO] [stdout] | |_- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/arbitrary.rs:104:88 [INFO] [stdout] | [INFO] [stdout] 104 | type Generator = FromIteratorGenerator<$container<$($placeholder),*>, <($($placeholder),*) as Arbitrary>::Generator>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] ... [INFO] [stdout] 119 | / generic_impls! { [INFO] [stdout] 120 | | Vec, [INFO] [stdout] 121 | | BTreeMap, [INFO] [stdout] 122 | | BTreeSet, [INFO] [stdout] ... | [INFO] [stdout] 127 | | VecDeque [INFO] [stdout] 128 | | } [INFO] [stdout] | |_- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/arbitrary.rs:105:84 [INFO] [stdout] | [INFO] [stdout] 105 | type Shrink = FromIteratorShrinker<$container<$($placeholder),*>, <($($placeholder),*) as Arbitrary>::Shrink>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] ... [INFO] [stdout] 119 | / generic_impls! { [INFO] [stdout] 120 | | Vec, [INFO] [stdout] 121 | | BTreeMap, [INFO] [stdout] 122 | | BTreeSet, [INFO] [stdout] ... | [INFO] [stdout] 127 | | VecDeque [INFO] [stdout] 128 | | } [INFO] [stdout] | |_- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/arbitrary.rs:102:67 [INFO] [stdout] | [INFO] [stdout] 102 | where $container<$($placeholder),*>: FromIterator<($($placeholder),*)> + IntoIterator [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] ... [INFO] [stdout] 119 | / generic_impls! { [INFO] [stdout] 120 | | Vec, [INFO] [stdout] 121 | | BTreeMap, [INFO] [stdout] 122 | | BTreeSet, [INFO] [stdout] ... | [INFO] [stdout] 127 | | VecDeque [INFO] [stdout] 128 | | } [INFO] [stdout] | |_- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 17.57s [INFO] running `Command { std: "docker" "inspect" "9bee4d372deb84f6749c6aff97e53b0d921d2790b6dd19b4a0e42a5e2b1dce98", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9bee4d372deb84f6749c6aff97e53b0d921d2790b6dd19b4a0e42a5e2b1dce98", kill_on_drop: false }` [INFO] [stdout] 9bee4d372deb84f6749c6aff97e53b0d921d2790b6dd19b4a0e42a5e2b1dce98