[INFO] fetching crate mizumochi 0.1.0...
[INFO] checking mizumochi-0.1.0 against beta-2021-10-15 for beta-1.56-3
[INFO] extracting crate mizumochi 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate mizumochi 0.1.0 on toolchain beta-2021-10-15
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mizumochi 0.1.0
[INFO] finished tweaking crates.io crate mizumochi 0.1.0
[INFO] tweaked toml for crates.io crate mizumochi 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "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] 194c482c4c17c51411ef267fa8d94eac8b89198dc244467cb077d88438e80304
[INFO] running `Command { std: "docker" "start" "-a" "194c482c4c17c51411ef267fa8d94eac8b89198dc244467cb077d88438e80304", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "194c482c4c17c51411ef267fa8d94eac8b89198dc244467cb077d88438e80304", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "194c482c4c17c51411ef267fa8d94eac8b89198dc244467cb077d88438e80304", kill_on_drop: false }`
[INFO] [stdout] 194c482c4c17c51411ef267fa8d94eac8b89198dc244467cb077d88438e80304
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "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] 2ec47db101f3f10276e1b3d1b8b1ee9f1ece604412c3a492ef1004565342791d
[INFO] running `Command { std: "docker" "start" "-a" "2ec47db101f3f10276e1b3d1b8b1ee9f1ece604412c3a492ef1004565342791d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking thread-scoped v1.0.2
[INFO] [stderr]    Compiling fuse v0.3.1
[INFO] [stderr]     Checking crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling trackable_derive v1.0.0
[INFO] [stderr]     Checking procinfo v0.4.2
[INFO] [stderr]     Checking fibers v0.1.13
[INFO] [stderr]     Checking slog-term v2.8.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking slog-async v2.7.0
[INFO] [stderr]     Checking trackable v1.2.0
[INFO] [stderr]     Checking trackable v0.2.24
[INFO] [stderr]     Checking bytecodec v0.4.15
[INFO] [stderr]     Checking prometrics v0.1.13
[INFO] [stderr]     Checking httpcodec v0.2.3
[INFO] [stderr]     Checking fibers_http_server v0.1.12
[INFO] [stderr]     Checking mizumochi v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/http.rs:21:21
[INFO] [stdout]    |
[INFO] [stdout] 21 | ) -> Result<(), Box<std::error::Error>> {
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:36:29
[INFO] [stdout]    |
[INFO] [stdout] 36 | fn main() -> Result<(), Box<std::error::Error>> {
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:157:53
[INFO] [stdout]     |
[INFO] [stdout] 157 | fn parse_time(mut input: String) -> Result<u64, Box<std::error::Error>> {
[INFO] [stdout]     |                                                     ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/http.rs:21:21
[INFO] [stdout]    |
[INFO] [stdout] 21 | ) -> Result<(), Box<std::error::Error>> {
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:36:29
[INFO] [stdout]    |
[INFO] [stdout] 36 | fn main() -> Result<(), Box<std::error::Error>> {
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:157:53
[INFO] [stdout]     |
[INFO] [stdout] 157 | fn parse_time(mut input: String) -> Result<u64, Box<std::error::Error>> {
[INFO] [stdout]     |                                                     ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[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/config/speed.rs:32:58
[INFO] [stdout]    |
[INFO] [stdout] 32 |             let speed = s.parse::<usize>().map_err(|e| e.description().to_string())?;
[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/config/speed.rs:37:58
[INFO] [stdout]    |
[INFO] [stdout] 37 |             let speed = s.parse::<usize>().map_err(|e| e.description().to_string())?;
[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/config/speed.rs:32:58
[INFO] [stdout]    |
[INFO] [stdout] 32 |             let speed = s.parse::<usize>().map_err(|e| e.description().to_string())?;
[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/config/speed.rs:37:58
[INFO] [stdout]    |
[INFO] [stdout] 37 |             let speed = s.parse::<usize>().map_err(|e| e.description().to_string())?;
[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/mizumochi.rs:375:57
[INFO] [stdout]     |
[INFO] [stdout] 375 |             error!(self.logger, "init error: {}", error.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/mizumochi.rs:389:67
[INFO] [stdout]     |
[INFO] [stdout] 389 |                     error!(self.logger, "lookup error: {}", error.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/mizumochi.rs:446:68
[INFO] [stdout]     |
[INFO] [stdout] 446 |                     error!(self.logger, "readdir error: {}", error.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/mizumochi.rs:375:57
[INFO] [stdout]     |
[INFO] [stdout] 375 |             error!(self.logger, "init error: {}", error.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/mizumochi.rs:389:67
[INFO] [stdout]     |
[INFO] [stdout] 389 |                     error!(self.logger, "lookup error: {}", error.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/mizumochi.rs:446:68
[INFO] [stdout]     |
[INFO] [stdout] 446 |                     error!(self.logger, "readdir error: {}", error.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/mizumochi.rs:876:61
[INFO] [stdout]     |
[INFO] [stdout] 876 |                 error!(self.logger, "init error: {}", error.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/mizumochi.rs:876:61
[INFO] [stdout]     |
[INFO] [stdout] 876 |                 error!(self.logger, "init error: {}", error.description());
[INFO] [stdout]     |                                                             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.73s
[INFO] running `Command { std: "docker" "inspect" "2ec47db101f3f10276e1b3d1b8b1ee9f1ece604412c3a492ef1004565342791d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ec47db101f3f10276e1b3d1b8b1ee9f1ece604412c3a492ef1004565342791d", kill_on_drop: false }`
[INFO] [stdout] 2ec47db101f3f10276e1b3d1b8b1ee9f1ece604412c3a492ef1004565342791d
