[INFO] crate persistence 0.0.5 is already in cache [INFO] testing persistence-0.0.5 against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274 [INFO] extracting crate persistence 0.0.5 into /workspace/builds/worker-5/source [INFO] validating manifest of crates.io crate persistence 0.0.5 on toolchain 41997647ba6a77908f6ef64401414feb00bccf16 [INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate persistence 0.0.5 [INFO] finished tweaking crates.io crate persistence 0.0.5 [INFO] tweaked toml for crates.io crate persistence 0.0.5 written to /workspace/builds/worker-5/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [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=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" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "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] 289e20ebad9c01f3e7bbe0f0732fed6e78b0aced8dd06aaa79e631d5dadf0b24 [INFO] running `"docker" "start" "-a" "289e20ebad9c01f3e7bbe0f0732fed6e78b0aced8dd06aaa79e631d5dadf0b24"` [INFO] [stderr] Compiling memmap v0.7.0 [INFO] [stderr] Compiling persistence v0.0.5 (/opt/rustwide/workdir) [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:258:9 [INFO] [stderr] | [INFO] [stderr] 258 | let mut mm = unsafe { MmapMut::map_mut(&file)? }; [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `file` [INFO] [stderr] --> src/lib.rs:146:3 [INFO] [stderr] | [INFO] [stderr] 146 | file: File, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `mm` [INFO] [stderr] --> src/lib.rs:147:3 [INFO] [stderr] | [INFO] [stderr] 147 | mm: MmapMut, [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.12s [INFO] running `"docker" "inspect" "289e20ebad9c01f3e7bbe0f0732fed6e78b0aced8dd06aaa79e631d5dadf0b24"` [INFO] running `"docker" "rm" "-f" "289e20ebad9c01f3e7bbe0f0732fed6e78b0aced8dd06aaa79e631d5dadf0b24"` [INFO] [stdout] 289e20ebad9c01f3e7bbe0f0732fed6e78b0aced8dd06aaa79e631d5dadf0b24 [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=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" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "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] f6e93bfe444c5263b16f265d16e4866d08f17199b3a536c70442b9412e2f2c78 [INFO] running `"docker" "start" "-a" "f6e93bfe444c5263b16f265d16e4866d08f17199b3a536c70442b9412e2f2c78"` [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling ppv-lite86 v0.2.6 [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:258:9 [INFO] [stderr] | [INFO] [stderr] 258 | let mut mm = unsafe { MmapMut::map_mut(&file)? }; [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `file` [INFO] [stderr] --> src/lib.rs:146:3 [INFO] [stderr] | [INFO] [stderr] 146 | file: File, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `mm` [INFO] [stderr] --> src/lib.rs:147:3 [INFO] [stderr] | [INFO] [stderr] 147 | mm: MmapMut, [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] Compiling memoffset v0.5.4 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling tempfile v3.1.0 [INFO] [stderr] Compiling persistence v0.0.5 (/opt/rustwide/workdir) [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/lib.rs:400:20 [INFO] [stderr] | [INFO] [stderr] 400 | assert!(mv_err.description().ends_with("Magic bytes mismatch.")); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/lib.rs:418:20 [INFO] [stderr] | [INFO] [stderr] 418 | assert!(mv_err.description().contains("shorter than the expected header size")); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/lib.rs:436:20 [INFO] [stderr] | [INFO] [stderr] 436 | assert!(mv_err.description().contains("not an integer multiple of the size of the data type")); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/lib.rs:456:20 [INFO] [stderr] | [INFO] [stderr] 456 | assert!(mv_err.description().ends_with("Endianness-marker invalid.")); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/lib.rs:482:20 [INFO] [stderr] | [INFO] [stderr] 482 | assert!(mv_err.description().ends_with("Wrong endianness.")); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:258:9 [INFO] [stderr] | [INFO] [stderr] 258 | let mut mm = unsafe { MmapMut::map_mut(&file)? }; [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `file` [INFO] [stderr] --> src/lib.rs:146:3 [INFO] [stderr] | [INFO] [stderr] 146 | file: File, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `mm` [INFO] [stderr] --> src/lib.rs:147:3 [INFO] [stderr] | [INFO] [stderr] 147 | mm: MmapMut, [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 8 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 11.41s [INFO] running `"docker" "inspect" "f6e93bfe444c5263b16f265d16e4866d08f17199b3a536c70442b9412e2f2c78"` [INFO] running `"docker" "rm" "-f" "f6e93bfe444c5263b16f265d16e4866d08f17199b3a536c70442b9412e2f2c78"` [INFO] [stdout] f6e93bfe444c5263b16f265d16e4866d08f17199b3a536c70442b9412e2f2c78 [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=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" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "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] aa578c056e772bddd13727abd37ae57417566634908d1ed652b9a27c05f700dc [INFO] running `"docker" "start" "-a" "aa578c056e772bddd13727abd37ae57417566634908d1ed652b9a27c05f700dc"` [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:258:9 [INFO] [stderr] | [INFO] [stderr] 258 | let mut mm = unsafe { MmapMut::map_mut(&file)? }; [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `file` [INFO] [stderr] --> src/lib.rs:146:3 [INFO] [stderr] | [INFO] [stderr] 146 | file: File, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `mm` [INFO] [stderr] --> src/lib.rs:147:3 [INFO] [stderr] | [INFO] [stderr] 147 | mm: MmapMut, [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/lib.rs:400:20 [INFO] [stderr] | [INFO] [stderr] 400 | assert!(mv_err.description().ends_with("Magic bytes mismatch.")); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/lib.rs:418:20 [INFO] [stderr] | [INFO] [stderr] 418 | assert!(mv_err.description().contains("shorter than the expected header size")); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/lib.rs:436:20 [INFO] [stderr] | [INFO] [stderr] 436 | assert!(mv_err.description().contains("not an integer multiple of the size of the data type")); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/lib.rs:456:20 [INFO] [stderr] | [INFO] [stderr] 456 | assert!(mv_err.description().ends_with("Endianness-marker invalid.")); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/lib.rs:482:20 [INFO] [stderr] | [INFO] [stderr] 482 | assert!(mv_err.description().ends_with("Wrong endianness.")); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:258:9 [INFO] [stderr] | [INFO] [stderr] 258 | let mut mm = unsafe { MmapMut::map_mut(&file)? }; [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `file` [INFO] [stderr] --> src/lib.rs:146:3 [INFO] [stderr] | [INFO] [stderr] 146 | file: File, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `mm` [INFO] [stderr] --> src/lib.rs:147:3 [INFO] [stderr] | [INFO] [stderr] 147 | mm: MmapMut, [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 8 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.08s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/persistence-7ba682f2dd79059f [INFO] [stdout] [INFO] [stdout] running 9 tests [INFO] [stdout] test tests::test_detect_wrong_endianness ... ok [INFO] [stdout] test tests::test_detect_file_corrupt_truncated_to_under_end_of_header ... ok [INFO] [stdout] test tests::test_detect_endianness_marker_invalid ... ok [INFO] [stdout] test tests::test_detect_file_corrupt_body_not_integer_multiple_of_data_type ... ok [INFO] [stdout] test tests::test_create_mmaped_vec_onto_tempfile ... ok [INFO] [stdout] test tests::test_detect_header_corrupt_magic_bytes ... ok [INFO] [stdout] test tests::test_existing_file_is_locked_while_fd_is_held ... ok [INFO] [stdout] test tests::test_file_is_unlocked_after_drop ... ok [INFO] [stdout] test tests::test_file_is_locked_while_fd_is_held ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Doc-tests persistence [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] running `"docker" "inspect" "aa578c056e772bddd13727abd37ae57417566634908d1ed652b9a27c05f700dc"` [INFO] running `"docker" "rm" "-f" "aa578c056e772bddd13727abd37ae57417566634908d1ed652b9a27c05f700dc"` [INFO] [stdout] aa578c056e772bddd13727abd37ae57417566634908d1ed652b9a27c05f700dc