[INFO] fetching crate mn 0.2.1... [INFO] testing mn-0.2.1 against beta-2020-06-03 for beta-1.45-1 [INFO] extracting crate mn 0.2.1 into /workspace/builds/worker-5/source [INFO] validating manifest of crates.io crate mn 0.2.1 on toolchain beta-2020-06-03 [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate mn 0.2.1 [INFO] finished tweaking crates.io crate mn 0.2.1 [INFO] tweaked toml for crates.io crate mn 0.2.1 written to /workspace/builds/worker-5/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded prettyprint v0.3.0 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "RUSTFLAGS=--cap-lints=warn" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 96020f95abf572681e1c910b6f5d765e575409d2c855cc63d8eead7291a75178 [INFO] running `"docker" "start" "-a" "96020f95abf572681e1c910b6f5d765e575409d2c855cc63d8eead7291a75178"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling glob v0.3.0 [INFO] [stderr] Compiling bindgen v0.53.3 [INFO] [stderr] Compiling encoding_index_tests v0.1.4 [INFO] [stderr] Compiling shlex v0.1.1 [INFO] [stderr] Compiling lazycell v1.2.1 [INFO] [stderr] Compiling rustc-hash v1.1.0 [INFO] [stderr] Compiling strsim v0.7.0 [INFO] [stderr] Compiling ident_case v1.0.1 [INFO] [stderr] Compiling syn v1.0.30 [INFO] [stderr] Compiling safemem v0.3.3 [INFO] [stderr] Compiling xml-rs v0.8.3 [INFO] [stderr] Compiling derive_builder v0.7.2 [INFO] [stderr] Compiling roff v0.1.0 [INFO] [stderr] Compiling shell-words v0.1.0 [INFO] [stderr] Compiling open v1.4.0 [INFO] [stderr] Compiling libloading v0.5.2 [INFO] [stderr] Compiling libz-sys v1.0.25 [INFO] [stderr] Compiling libssh2-sys v0.2.17 [INFO] [stderr] Compiling curl-sys v0.4.31+curl-7.70.0 [INFO] [stderr] Compiling libgit2-sys v0.7.11 [INFO] [stderr] Compiling ansi_colours v1.0.1 [INFO] [stderr] Compiling nom v5.1.1 [INFO] [stderr] Compiling yaml-rust v0.4.4 [INFO] [stderr] Compiling encoding-index-tradchinese v1.20141219.5 [INFO] [stderr] Compiling encoding-index-japanese v1.20141219.5 [INFO] [stderr] Compiling encoding-index-singlebyte v1.20141219.5 [INFO] [stderr] Compiling encoding-index-simpchinese v1.20141219.5 [INFO] [stderr] Compiling encoding-index-korean v1.20141219.5 [INFO] [stderr] Compiling line-wrap v0.1.1 [INFO] [stderr] Compiling man v0.3.0 [INFO] [stderr] Compiling which v3.1.1 [INFO] [stderr] Compiling termios v0.3.2 [INFO] [stderr] Compiling clicolors-control v0.2.0 [INFO] [stderr] Compiling directories v1.0.2 [INFO] [stderr] Compiling content_inspector v0.2.4 [INFO] [stderr] Compiling bincode v1.2.1 [INFO] [stderr] Compiling flate2 v1.0.14 [INFO] [stderr] Compiling serde_json v1.0.53 [INFO] [stderr] Compiling colored v1.9.3 [INFO] [stderr] Compiling error-chain v0.12.2 [INFO] [stderr] Compiling encoding v0.2.33 [INFO] [stderr] Compiling plist v0.4.2 [INFO] [stderr] Compiling env_logger v0.7.1 [INFO] [stderr] Compiling console v0.6.2 [INFO] [stderr] Compiling darling_core v0.9.0 [INFO] [stderr] Compiling clang-sys v0.29.3 [INFO] [stderr] Compiling cexpr v0.4.0 [INFO] [stderr] Compiling serde_derive v1.0.111 [INFO] [stderr] Compiling darling_macro v0.9.0 [INFO] [stderr] Compiling darling v0.9.0 [INFO] [stderr] Compiling derive_builder_core v0.5.0 [INFO] [stderr] Compiling onig_sys v69.5.0 [INFO] [stderr] Compiling onig v5.0.0 [INFO] [stderr] Compiling syntect v3.3.0 [INFO] [stderr] Compiling git2 v0.7.5 [INFO] [stderr] Compiling prettyprint v0.3.0 [INFO] [stderr] Compiling mn v0.2.1 (/opt/rustwide/workdir) [INFO] [stderr] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added. [INFO] [stderr] --> src/bin/generate-docs.rs:17:6 [INFO] [stderr] | [INFO] [stderr] 17 | .into_iter() [INFO] [stderr] | ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(array_into_iter)]` on by default [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #66145 [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::result::Result::::is_ok` that must be used [INFO] [stderr] --> src/main.rs:57:13 [INFO] [stderr] | [INFO] [stderr] 57 | open::that(&full_path).is_ok(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: if you intended to assert that this is ok, consider `.unwrap()` instead [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2m 07s [INFO] running `"docker" "inspect" "96020f95abf572681e1c910b6f5d765e575409d2c855cc63d8eead7291a75178"` [INFO] running `"docker" "rm" "-f" "96020f95abf572681e1c910b6f5d765e575409d2c855cc63d8eead7291a75178"` [INFO] [stdout] 96020f95abf572681e1c910b6f5d765e575409d2c855cc63d8eead7291a75178 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "RUSTFLAGS=--cap-lints=warn" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] e7553dc921a30ca9c6805fe9431112c6f98898d8cbc9c0db5f101ae9800e5342 [INFO] running `"docker" "start" "-a" "e7553dc921a30ca9c6805fe9431112c6f98898d8cbc9c0db5f101ae9800e5342"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling mn v0.2.1 (/opt/rustwide/workdir) [INFO] [stderr] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added. [INFO] [stderr] --> src/bin/generate-docs.rs:17:6 [INFO] [stderr] | [INFO] [stderr] 17 | .into_iter() [INFO] [stderr] | ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(array_into_iter)]` on by default [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #66145 [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::result::Result::::is_ok` that must be used [INFO] [stderr] --> src/main.rs:57:13 [INFO] [stderr] | [INFO] [stderr] 57 | open::that(&full_path).is_ok(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: if you intended to assert that this is ok, consider `.unwrap()` instead [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.34s [INFO] running `"docker" "inspect" "e7553dc921a30ca9c6805fe9431112c6f98898d8cbc9c0db5f101ae9800e5342"` [INFO] running `"docker" "rm" "-f" "e7553dc921a30ca9c6805fe9431112c6f98898d8cbc9c0db5f101ae9800e5342"` [INFO] [stdout] e7553dc921a30ca9c6805fe9431112c6f98898d8cbc9c0db5f101ae9800e5342 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "RUSTFLAGS=--cap-lints=warn" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] e249de1f760519e35453751c373f22eb41e22332b584d5a963fceecc7602c34c [INFO] running `"docker" "start" "-a" "e249de1f760519e35453751c373f22eb41e22332b584d5a963fceecc7602c34c"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] warning: unused return value of `std::result::Result::::is_ok` that must be used [INFO] [stderr] --> src/main.rs:57:13 [INFO] [stderr] | [INFO] [stderr] 57 | open::that(&full_path).is_ok(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: if you intended to assert that this is ok, consider `.unwrap()` instead [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added. [INFO] [stderr] --> src/bin/generate-docs.rs:17:6 [INFO] [stderr] | [INFO] [stderr] 17 | .into_iter() [INFO] [stderr] | ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(array_into_iter)]` on by default [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #66145 [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.23s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/generate_docs-2ff4e1956e02d942 [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/mn-6ef52056c6d7ccc2 [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "e249de1f760519e35453751c373f22eb41e22332b584d5a963fceecc7602c34c"` [INFO] running `"docker" "rm" "-f" "e249de1f760519e35453751c373f22eb41e22332b584d5a963fceecc7602c34c"` [INFO] [stdout] e249de1f760519e35453751c373f22eb41e22332b584d5a963fceecc7602c34c