[INFO] cloning repository https://github.com/raybritton/dir-syncer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/raybritton/dir-syncer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fraybritton%2Fdir-syncer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fraybritton%2Fdir-syncer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] be80a23c9551db7c4d74b45f4b3d6a7a97b1181c
[INFO] checking raybritton/dir-syncer against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fraybritton%2Fdir-syncer" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/raybritton/dir-syncer on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/raybritton/dir-syncer
[INFO] finished tweaking git repo https://github.com/raybritton/dir-syncer
[INFO] tweaked toml for git repo https://github.com/raybritton/dir-syncer written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/raybritton/dir-syncer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] db98223ef6c82d904fe0d73cd11f88e0f9ffe7f643d65882d6cb9b6b525b4364
[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" "db98223ef6c82d904fe0d73cd11f88e0f9ffe7f643d65882d6cb9b6b525b4364", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "db98223ef6c82d904fe0d73cd11f88e0f9ffe7f643d65882d6cb9b6b525b4364", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db98223ef6c82d904fe0d73cd11f88e0f9ffe7f643d65882d6cb9b6b525b4364", kill_on_drop: false }`
[INFO] [stdout] db98223ef6c82d904fe0d73cd11f88e0f9ffe7f643d65882d6cb9b6b525b4364
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e30682fef8382f946127de0cd20a3086c533058395e026e82fa2e8c23cb342fd
[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" "e30682fef8382f946127de0cd20a3086c533058395e026e82fa2e8c23cb342fd", kill_on_drop: false }`
[INFO] [stderr]     Checking regex v1.3.4
[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]     Checking term v0.6.1
[INFO] [stderr]     Checking simplelog v0.7.4
[INFO] [stderr]     Checking dirsync v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/file_checker.rs:111:56
[INFO] [stdout]     |
[INFO] [stdout] 111 |                 error_text = format!("Source: {}", err.description());
[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/file_checker.rs:115:77
[INFO] [stdout]     |
[INFO] [stdout] 115 |                 error_text = format!("{}\nDestination: {}", error_text, err.description());
[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/file_checker.rs:132:69
[INFO] [stdout]     |
[INFO] [stdout] 132 |                     errors.push(format!("{:?}: {}", err.kind(), err.description()));
[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/file_checker.rs:111:56
[INFO] [stdout]     |
[INFO] [stdout] 111 |                 error_text = format!("Source: {}", err.description());
[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/file_checker.rs:115:77
[INFO] [stdout]     |
[INFO] [stdout] 115 |                 error_text = format!("{}\nDestination: {}", error_text, err.description());
[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/file_checker.rs:132:69
[INFO] [stdout]     |
[INFO] [stdout] 132 |                     errors.push(format!("{:?}: {}", err.kind(), err.description()));
[INFO] [stdout]     |                                                                     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `old_size`
[INFO] [stdout]    --> src/file_checker.rs:230:5
[INFO] [stdout]     |
[INFO] [stdout] 230 |     old_size: u64,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `new_size`
[INFO] [stdout]    --> src/file_checker.rs:231:5
[INFO] [stdout]     |
[INFO] [stdout] 231 |     new_size: u64,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `path`
[INFO] [stdout]    --> src/file_checker.rs:235:5
[INFO] [stdout]     |
[INFO] [stdout] 235 |     path: PathBuf,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `old_size`
[INFO] [stdout]    --> src/file_checker.rs:230:5
[INFO] [stdout]     |
[INFO] [stdout] 230 |     old_size: u64,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `new_size`
[INFO] [stdout]    --> src/file_checker.rs:231:5
[INFO] [stdout]     |
[INFO] [stdout] 231 |     new_size: u64,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `path`
[INFO] [stdout]    --> src/file_checker.rs:235:5
[INFO] [stdout]     |
[INFO] [stdout] 235 |     path: PathBuf,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.39s
[INFO] running `Command { std: "docker" "inspect" "e30682fef8382f946127de0cd20a3086c533058395e026e82fa2e8c23cb342fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e30682fef8382f946127de0cd20a3086c533058395e026e82fa2e8c23cb342fd", kill_on_drop: false }`
[INFO] [stdout] e30682fef8382f946127de0cd20a3086c533058395e026e82fa2e8c23cb342fd