[INFO] cloning repository https://github.com/andreyrmg/up
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/andreyrmg/up" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandreyrmg%2Fup", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandreyrmg%2Fup'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2d01fef2766b45a9aeff8ba0c4c1110f8f231da4
[INFO] checking andreyrmg/up against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandreyrmg%2Fup" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/andreyrmg/up 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/andreyrmg/up
[INFO] finished tweaking git repo https://github.com/andreyrmg/up
[INFO] tweaked toml for git repo https://github.com/andreyrmg/up written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/andreyrmg/up 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] 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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6e977d82b77f347155f8bd4a4723ba352abbe242289d3c350c901b38a8698791
[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" "6e977d82b77f347155f8bd4a4723ba352abbe242289d3c350c901b38a8698791", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6e977d82b77f347155f8bd4a4723ba352abbe242289d3c350c901b38a8698791", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e977d82b77f347155f8bd4a4723ba352abbe242289d3c350c901b38a8698791", kill_on_drop: false }`
[INFO] [stdout] 6e977d82b77f347155f8bd4a4723ba352abbe242289d3c350c901b38a8698791
[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=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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9a93159c37f1026bb12da65f654036d92b316f6d970b78bf010c581b42bde454
[INFO] running `Command { std: "docker" "start" "-a" "9a93159c37f1026bb12da65f654036d92b316f6d970b78bf010c581b42bde454", kill_on_drop: false }`
[INFO] [stderr]     Checking config v0.1.0 (/opt/rustwide/workdir/config)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> config/src/lib.rs:65:16
[INFO] [stdout]    |
[INFO] [stdout] 65 |     input: &'a BufRead,
[INFO] [stdout]    |                ^^^^^^^ help: use `dyn`: `dyn BufRead`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> config/src/lib.rs:80:43
[INFO] [stdout]    |
[INFO] [stdout] 80 | fn tokenize(origin: ConfigOrigin, input: &BufRead) -> TokenIterator {
[INFO] [stdout]    |                                           ^^^^^^^ help: use `dyn`: `dyn BufRead`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]   --> config/src/lib.rs:47:25
[INFO] [stdout]    |
[INFO] [stdout] 47 |     fn getString(&self, path: &str) -> &str {
[INFO] [stdout]    |                         ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `with_line_number`
[INFO] [stdout]   --> config/src/lib.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn with_line_number(&self, line_number: u32) -> ConfigOrigin {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> config/src/lib.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn new(description: &str) -> ConfigOrigin {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Start`
[INFO] [stdout]   --> config/src/lib.rs:58:5
[INFO] [stdout]    |
[INFO] [stdout] 58 |     Start,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Newline`
[INFO] [stdout]   --> config/src/lib.rs:60:5
[INFO] [stdout]    |
[INFO] [stdout] 60 |     Newline(ConfigOrigin),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `origin`
[INFO] [stdout]   --> config/src/lib.rs:64:5
[INFO] [stdout]    |
[INFO] [stdout] 64 |     origin: ConfigOrigin,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `input`
[INFO] [stdout]   --> config/src/lib.rs:65:5
[INFO] [stdout]    |
[INFO] [stdout] 65 |     input: &'a BufRead,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `line_number`
[INFO] [stdout]   --> config/src/lib.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 66 |     line_number: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `tokenize`
[INFO] [stdout]   --> config/src/lib.rs:80:4
[INFO] [stdout]    |
[INFO] [stdout] 80 | fn tokenize(origin: ConfigOrigin, input: &BufRead) -> TokenIterator {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait method `getString` should have a snake case name
[INFO] [stdout]   --> config/src/lib.rs:41:8
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn getString(&self, path: &str) -> &str;
[INFO] [stdout]    |        ^^^^^^^^^ help: convert the identifier to snake case: `get_string`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking up v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "9a93159c37f1026bb12da65f654036d92b316f6d970b78bf010c581b42bde454", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a93159c37f1026bb12da65f654036d92b316f6d970b78bf010c581b42bde454", kill_on_drop: false }`
[INFO] [stdout] 9a93159c37f1026bb12da65f654036d92b316f6d970b78bf010c581b42bde454