[INFO] cloning repository https://github.com/ctsrc/persistence [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ctsrc/persistence" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fctsrc%2Fpersistence", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fctsrc%2Fpersistence'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 8ddd31630478932df406e41d9cfdbdaf0e882736 [INFO] checking ctsrc/persistence against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fctsrc%2Fpersistence" "/workspace/builds/worker-1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ctsrc/persistence on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ctsrc/persistence [INFO] finished tweaking git repo https://github.com/ctsrc/persistence [INFO] tweaked toml for git repo https://github.com/ctsrc/persistence written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/ctsrc/persistence already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", 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] dd0c958de9db295fe2e0a5821d3cd8a0f67a8ee523e6b87c01c538c788c9c262 [INFO] running `Command { std: "docker" "start" "-a" "dd0c958de9db295fe2e0a5821d3cd8a0f67a8ee523e6b87c01c538c788c9c262", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dd0c958de9db295fe2e0a5821d3cd8a0f67a8ee523e6b87c01c538c788c9c262", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dd0c958de9db295fe2e0a5821d3cd8a0f67a8ee523e6b87c01c538c788c9c262", kill_on_drop: false }` [INFO] [stdout] dd0c958de9db295fe2e0a5821d3cd8a0f67a8ee523e6b87c01c538c788c9c262 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--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] 3530dd8c9185b96fcfdb0f29e118fcbc0aae654b4a3eacb98c03fdd99f4d2ab5 [INFO] running `Command { std: "docker" "start" "-a" "3530dd8c9185b96fcfdb0f29e118fcbc0aae654b4a3eacb98c03fdd99f4d2ab5", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.62 [INFO] [stderr] Compiling getrandom v0.1.12 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking remove_dir_all v0.5.2 [INFO] [stderr] Checking c2-chacha v0.2.2 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling memoffset v0.5.1 [INFO] [stderr] Checking fs2 v0.4.3 [INFO] [stderr] Checking memmap v0.7.0 [INFO] [stderr] Checking persistence v0.0.5 (/opt/rustwide/workdir) [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:258:9 [INFO] [stdout] | [INFO] [stdout] 258 | let mut mm = unsafe { MmapMut::map_mut(&file)? }; [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `file` [INFO] [stdout] --> src/lib.rs:146:3 [INFO] [stdout] | [INFO] [stdout] 146 | file: File, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `mm` [INFO] [stdout] --> src/lib.rs:147:3 [INFO] [stdout] | [INFO] [stdout] 147 | mm: MmapMut, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Checking rand v0.7.2 [INFO] [stderr] Checking tempfile v3.1.0 [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/lib.rs:400:20 [INFO] [stdout] | [INFO] [stdout] 400 | assert!(mv_err.description().ends_with("Magic bytes mismatch.")); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/lib.rs:418:20 [INFO] [stdout] | [INFO] [stdout] 418 | assert!(mv_err.description().contains("shorter than the expected header size")); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/lib.rs:436:20 [INFO] [stdout] | [INFO] [stdout] 436 | assert!(mv_err.description().contains("not an integer multiple of the size of the data type")); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/lib.rs:456:20 [INFO] [stdout] | [INFO] [stdout] 456 | assert!(mv_err.description().ends_with("Endianness-marker invalid.")); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/lib.rs:482:20 [INFO] [stdout] | [INFO] [stdout] 482 | assert!(mv_err.description().ends_with("Wrong endianness.")); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:258:9 [INFO] [stdout] | [INFO] [stdout] 258 | let mut mm = unsafe { MmapMut::map_mut(&file)? }; [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `file` [INFO] [stdout] --> src/lib.rs:146:3 [INFO] [stdout] | [INFO] [stdout] 146 | file: File, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `mm` [INFO] [stdout] --> src/lib.rs:147:3 [INFO] [stdout] | [INFO] [stdout] 147 | mm: MmapMut, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.80s [INFO] running `Command { std: "docker" "inspect" "3530dd8c9185b96fcfdb0f29e118fcbc0aae654b4a3eacb98c03fdd99f4d2ab5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3530dd8c9185b96fcfdb0f29e118fcbc0aae654b4a3eacb98c03fdd99f4d2ab5", kill_on_drop: false }` [INFO] [stdout] 3530dd8c9185b96fcfdb0f29e118fcbc0aae654b4a3eacb98c03fdd99f4d2ab5