[INFO] fetching crate xstd 0.2.0... [INFO] testing xstd-0.2.0 against beta-2021-01-01 for beta-1.50-1 [INFO] extracting crate xstd 0.2.0 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate xstd 0.2.0 on toolchain beta-2021-01-01 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate xstd 0.2.0 [INFO] finished tweaking crates.io crate xstd 0.2.0 [INFO] tweaked toml for crates.io crate xstd 0.2.0 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0d0e9aecb5913f94f5ab3d585565cd673c6cf8dc7f9e79b43552f3cfc46b3ebb [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" "0d0e9aecb5913f94f5ab3d585565cd673c6cf8dc7f9e79b43552f3cfc46b3ebb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0d0e9aecb5913f94f5ab3d585565cd673c6cf8dc7f9e79b43552f3cfc46b3ebb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0d0e9aecb5913f94f5ab3d585565cd673c6cf8dc7f9e79b43552f3cfc46b3ebb", kill_on_drop: false }` [INFO] [stdout] 0d0e9aecb5913f94f5ab3d585565cd673c6cf8dc7f9e79b43552f3cfc46b3ebb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bedcee08528a5eee28c656aa6e18e9377e6e7cc4de629e770c53c542bd80d4f1 [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" "bedcee08528a5eee28c656aa6e18e9377e6e7cc4de629e770c53c542bd80d4f1", kill_on_drop: false }` [INFO] [stderr] Compiling xstd v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: missing documentation for a trait [INFO] [stdout] --> src/iter/intersperse_iter.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | pub trait IntersperseIterAdapter: Iterator { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:1:10 [INFO] [stdout] | [INFO] [stdout] 1 | #! [deny(missing_docs)] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: missing documentation for an associated function [INFO] [stdout] --> src/iter/intersperse_iter.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | / fn intersperse(self, elem: Self::Item) -> IntersperseIter [INFO] [stdout] 3 | | where [INFO] [stdout] 4 | | Self: Sized, [INFO] [stdout] 5 | | Self::Item: Clone, [INFO] [stdout] 6 | | { [INFO] [stdout] 7 | | IntersperseIter::new(self, elem) [INFO] [stdout] 8 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: missing documentation for a trait [INFO] [stdout] --> src/iter/memento_iter.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | pub trait MementoIterAdapter: Iterator { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: missing documentation for an associated function [INFO] [stdout] --> src/iter/memento_iter.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | / fn memento(self) -> MementoIter [INFO] [stdout] 3 | | where [INFO] [stdout] 4 | | Self: Sized, [INFO] [stdout] 5 | | Self::Item: Clone, [INFO] [stdout] 6 | | { [INFO] [stdout] 7 | | MementoIter::new(self) [INFO] [stdout] 8 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: missing documentation for an associated function [INFO] [stdout] --> src/vec.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | fn unlines(&self) -> String; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: missing documentation for an associated function [INFO] [stdout] --> src/vec.rs:40:5 [INFO] [stdout] | [INFO] [stdout] 40 | fn unwords(&self) -> String; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: missing documentation for an associated function [INFO] [stdout] --> src/dynamic.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | fn is_instance_of(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.67s [INFO] running `Command { std: "docker" "inspect" "bedcee08528a5eee28c656aa6e18e9377e6e7cc4de629e770c53c542bd80d4f1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bedcee08528a5eee28c656aa6e18e9377e6e7cc4de629e770c53c542bd80d4f1", kill_on_drop: false }` [INFO] [stdout] bedcee08528a5eee28c656aa6e18e9377e6e7cc4de629e770c53c542bd80d4f1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--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] 5ffe27fb70ea8f8c9d2f3ac2cfeb974d1bc3dc3b0125b201d215c257fc33d3d0 [INFO] running `Command { std: "docker" "start" "-a" "5ffe27fb70ea8f8c9d2f3ac2cfeb974d1bc3dc3b0125b201d215c257fc33d3d0", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.57 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling futures-sink v0.3.8 [INFO] [stderr] Compiling futures-core v0.3.8 [INFO] [stderr] Compiling futures-io v0.3.8 [INFO] [stdout] warning: missing documentation for a trait [INFO] [stdout] --> src/iter/intersperse_iter.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | pub trait IntersperseIterAdapter: Iterator { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:1:10 [INFO] [stdout] | [INFO] [stdout] 1 | #! [deny(missing_docs)] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: missing documentation for an associated function [INFO] [stdout] --> src/iter/intersperse_iter.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | / fn intersperse(self, elem: Self::Item) -> IntersperseIter [INFO] [stdout] 3 | | where [INFO] [stdout] 4 | | Self: Sized, [INFO] [stdout] 5 | | Self::Item: Clone, [INFO] [stdout] 6 | | { [INFO] [stdout] 7 | | IntersperseIter::new(self, elem) [INFO] [stdout] 8 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: missing documentation for a trait [INFO] [stdout] --> src/iter/memento_iter.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | pub trait MementoIterAdapter: Iterator { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: missing documentation for an associated function [INFO] [stdout] --> src/iter/memento_iter.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | / fn memento(self) -> MementoIter [INFO] [stdout] 3 | | where [INFO] [stdout] 4 | | Self: Sized, [INFO] [stdout] 5 | | Self::Item: Clone, [INFO] [stdout] 6 | | { [INFO] [stdout] 7 | | MementoIter::new(self) [INFO] [stdout] 8 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: missing documentation for an associated function [INFO] [stdout] --> src/vec.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | fn unlines(&self) -> String; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: missing documentation for an associated function [INFO] [stdout] --> src/vec.rs:40:5 [INFO] [stdout] | [INFO] [stdout] 40 | fn unwords(&self) -> String; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: missing documentation for an associated function [INFO] [stdout] --> src/dynamic.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | fn is_instance_of(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling futures-channel v0.3.8 [INFO] [stderr] Compiling pin-project-internal v1.0.2 [INFO] [stderr] Compiling futures-macro v0.3.8 [INFO] [stderr] Compiling pin-project v1.0.2 [INFO] [stderr] Compiling futures-util v0.3.8 [INFO] [stderr] Compiling futures-executor v0.3.8 [INFO] [stderr] Compiling futures v0.3.8 [INFO] [stderr] Compiling xstd v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 22.39s [INFO] running `Command { std: "docker" "inspect" "5ffe27fb70ea8f8c9d2f3ac2cfeb974d1bc3dc3b0125b201d215c257fc33d3d0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5ffe27fb70ea8f8c9d2f3ac2cfeb974d1bc3dc3b0125b201d215c257fc33d3d0", kill_on_drop: false }` [INFO] [stdout] 5ffe27fb70ea8f8c9d2f3ac2cfeb974d1bc3dc3b0125b201d215c257fc33d3d0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] b38aabc1bd446c1747a9377f891aa54542d23f33927c759be72b19bd4beb5887 [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" "b38aabc1bd446c1747a9377f891aa54542d23f33927c759be72b19bd4beb5887", kill_on_drop: false }` [INFO] [stderr] warning: missing documentation for a trait [INFO] [stderr] --> src/iter/intersperse_iter.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | pub trait IntersperseIterAdapter: Iterator { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: the lint level is defined here [INFO] [stderr] --> src/lib.rs:1:10 [INFO] [stderr] | [INFO] [stderr] 1 | #! [deny(missing_docs)] [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: missing documentation for an associated function [INFO] [stderr] --> src/iter/intersperse_iter.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | / fn intersperse(self, elem: Self::Item) -> IntersperseIter [INFO] [stderr] 3 | | where [INFO] [stderr] 4 | | Self: Sized, [INFO] [stderr] 5 | | Self::Item: Clone, [INFO] [stderr] 6 | | { [INFO] [stderr] 7 | | IntersperseIter::new(self, elem) [INFO] [stderr] 8 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] [INFO] [stderr] warning: missing documentation for a trait [INFO] [stderr] --> src/iter/memento_iter.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | pub trait MementoIterAdapter: Iterator { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: missing documentation for an associated function [INFO] [stderr] --> src/iter/memento_iter.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | / fn memento(self) -> MementoIter [INFO] [stderr] 3 | | where [INFO] [stderr] 4 | | Self: Sized, [INFO] [stderr] 5 | | Self::Item: Clone, [INFO] [stderr] 6 | | { [INFO] [stderr] 7 | | MementoIter::new(self) [INFO] [stderr] 8 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] [INFO] [stderr] warning: missing documentation for an associated function [INFO] [stderr] --> src/vec.rs:16:5 [INFO] [stderr] | [INFO] [stderr] 16 | fn unlines(&self) -> String; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: missing documentation for an associated function [INFO] [stderr] --> src/vec.rs:40:5 [INFO] [stderr] | [INFO] [stderr] 40 | fn unwords(&self) -> String; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: missing documentation for an associated function [INFO] [stderr] --> src/dynamic.rs:19:5 [INFO] [stderr] | [INFO] [stderr] 19 | fn is_instance_of(&self) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 7 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/xstd-8ff5c886b61cb964 [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test iter::intersperse_iter::tests::intersperse_between_elements ... ok [INFO] [stderr] Doc-tests xstd [INFO] [stdout] test iter::memento_iter::tests::a ... ok [INFO] [stdout] test iter::intersperse_iter::tests::keep_empty_iter_empty ... ok [INFO] [stdout] test iter::intersperse_iter::tests::keep_singleton_iter_singleton ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 7 tests [INFO] [stdout] test src/vec.rs - vec::Unwords (line 32) ... ok [INFO] [stdout] test src/dynamic.rs - dynamic::IsInstanceOf (line 7) ... ok [INFO] [stdout] test src/macros.rs - ifte (line 4) ... ok [INFO] [stdout] test src/vec.rs - vec::Unlines (line 7) ... ok [INFO] [stdout] test src/lib.rs - prelude (line 23) ... ok [INFO] [stdout] test src/iter/memento_iter.rs - iter::memento_iter::MementoIter (line 17) ... ok [INFO] [stdout] test src/iter/intersperse_iter.rs - iter::intersperse_iter::IntersperseIter (line 16) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.21s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "b38aabc1bd446c1747a9377f891aa54542d23f33927c759be72b19bd4beb5887", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b38aabc1bd446c1747a9377f891aa54542d23f33927c759be72b19bd4beb5887", kill_on_drop: false }` [INFO] [stdout] b38aabc1bd446c1747a9377f891aa54542d23f33927c759be72b19bd4beb5887