[INFO] cloning repository https://github.com/yuulive/et
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yuulive/et" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyuulive%2Fet", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyuulive%2Fet'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 610f49027af8e21556d0b9ab9309b158377af95a
[INFO] checking yuulive/et against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyuulive%2Fet" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/yuulive/et on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/yuulive/et
[INFO] finished tweaking git repo https://github.com/yuulive/et
[INFO] tweaked toml for git repo https://github.com/yuulive/et written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/yuulive/et already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rusqlite v0.21.0
[INFO] [stderr]   Downloaded libsqlite3-sys v0.17.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 90457cf1d12fad49ae94d84f9eb8d882b02e2fd285dca97f0372b23dcb892b42
[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" "90457cf1d12fad49ae94d84f9eb8d882b02e2fd285dca97f0372b23dcb892b42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "90457cf1d12fad49ae94d84f9eb8d882b02e2fd285dca97f0372b23dcb892b42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90457cf1d12fad49ae94d84f9eb8d882b02e2fd285dca97f0372b23dcb892b42", kill_on_drop: false }`
[INFO] [stdout] 90457cf1d12fad49ae94d84f9eb8d882b02e2fd285dca97f0372b23dcb892b42
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1fa7627d9d98b85ae17507efd8347750b4c6cff820b2af0ab6f0933fe20b34a5
[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" "1fa7627d9d98b85ae17507efd8347750b4c6cff820b2af0ab6f0933fe20b34a5", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]    Compiling serde v1.0.124
[INFO] [stderr]    Compiling libc v0.2.89
[INFO] [stderr]     Checking linked-hash-map v0.5.4
[INFO] [stderr]    Compiling libsqlite3-sys v0.17.3
[INFO] [stderr]     Checking lru-cache v0.1.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]    Compiling serde_derive v1.0.124
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking rusqlite v0.21.0
[INFO] [stderr]     Checking et v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `results` is never read
[INFO] [stdout]    --> src/lib.rs:226:17
[INFO] [stdout]     |
[INFO] [stdout] 226 |         let mut results = Vec::new();
[INFO] [stdout]     |                 ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:162:20
[INFO] [stdout]     |
[INFO] [stdout] 162 |             panic!(format!("The path {:?} does not exist!", path))
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 162 |             panic!("The path {:?} does not exist!", path)
[INFO] [stdout]     |                   --                                   --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `results` is never read
[INFO] [stdout]    --> src/lib.rs:226:17
[INFO] [stdout]     |
[INFO] [stdout] 226 |         let mut results = Vec::new();
[INFO] [stdout]     |                 ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:185:9
[INFO] [stdout]     |
[INFO] [stdout] 185 |         self.conn.close();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:162:20
[INFO] [stdout]     |
[INFO] [stdout] 162 |             panic!(format!("The path {:?} does not exist!", path))
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 162 |             panic!("The path {:?} does not exist!", path)
[INFO] [stdout]     |                   --                                   --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:185:9
[INFO] [stdout]     |
[INFO] [stdout] 185 |         self.conn.close();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 44.16s
[INFO] running `Command { std: "docker" "inspect" "1fa7627d9d98b85ae17507efd8347750b4c6cff820b2af0ab6f0933fe20b34a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1fa7627d9d98b85ae17507efd8347750b4c6cff820b2af0ab6f0933fe20b34a5", kill_on_drop: false }`
[INFO] [stdout] 1fa7627d9d98b85ae17507efd8347750b4c6cff820b2af0ab6f0933fe20b34a5