[INFO] cloning repository https://github.com/kolharsam/lru-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kolharsam/lru-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkolharsam%2Flru-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkolharsam%2Flru-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 44b84778ade35abed83997a7fcca4dc96ad80ae9
[INFO] testing kolharsam/lru-rust against try#0abe69e6c16114311cc2700e972492e64d69c28f for pr-154065-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkolharsam%2Flru-rust" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/kolharsam/lru-rust
[INFO] finished tweaking git repo https://github.com/kolharsam/lru-rust
[INFO] tweaked toml for git repo https://github.com/kolharsam/lru-rust written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kolharsam/lru-rust on toolchain 0abe69e6c16114311cc2700e972492e64d69c28f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/kolharsam/lru-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ff0dc8b832d4745d9fe4a85c4a8dd7de07a2fab0ba0d15097668fbc12f9caf7c
[INFO] running `Command { std: "docker" "start" "-a" "ff0dc8b832d4745d9fe4a85c4a8dd7de07a2fab0ba0d15097668fbc12f9caf7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ff0dc8b832d4745d9fe4a85c4a8dd7de07a2fab0ba0d15097668fbc12f9caf7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff0dc8b832d4745d9fe4a85c4a8dd7de07a2fab0ba0d15097668fbc12f9caf7c", kill_on_drop: false }`
[INFO] [stdout] ff0dc8b832d4745d9fe4a85c4a8dd7de07a2fab0ba0d15097668fbc12f9caf7c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3d143f9f55560673f3a24e86a686e12d2c6b4c8f38494823435a374da83ac666
[INFO] running `Command { std: "docker" "start" "-a" "3d143f9f55560673f3a24e86a686e12d2c6b4c8f38494823435a374da83ac666", kill_on_drop: false }`
[INFO] [stderr]    Compiling lru-rust v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type alias `LinkedNode` is never used
[INFO] [stdout]   --> src/main.rs:11:10
[INFO] [stdout]    |
[INFO] [stdout] 11 |     type LinkedNode = (i32, i32);
[INFO] [stdout]    |          ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `LRU` is never constructed
[INFO] [stdout]   --> src/main.rs:13:16
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub struct LRU {
[INFO] [stdout]    |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `LRUOperators` is never used
[INFO] [stdout]   --> src/main.rs:19:15
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub trait LRUOperators {
[INFO] [stdout]    |               ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "3d143f9f55560673f3a24e86a686e12d2c6b4c8f38494823435a374da83ac666", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d143f9f55560673f3a24e86a686e12d2c6b4c8f38494823435a374da83ac666", kill_on_drop: false }`
[INFO] [stdout] 3d143f9f55560673f3a24e86a686e12d2c6b4c8f38494823435a374da83ac666
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bf11cf06ef56d853754a0c7b12da74dff400b8613312988384c64f4f54f1620d
[INFO] running `Command { std: "docker" "start" "-a" "bf11cf06ef56d853754a0c7b12da74dff400b8613312988384c64f4f54f1620d", kill_on_drop: false }`
[INFO] [stderr]    Compiling lru-rust v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> src/main.rs:135:9
[INFO] [stdout]     |
[INFO] [stdout] 135 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `new` found for struct `LRU` in the current scope
[INFO] [stdout]    --> src/main.rs:142:30
[INFO] [stdout]     |
[INFO] [stdout]  13 |     pub struct LRU {
[INFO] [stdout]     |     -------------- function or associated item `new` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 142 |         let _lru = lru::LRU::new(0);
[INFO] [stdout]     |                              ^^^ function or associated item not found in `LRU`
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: trait `LRUOperators` which provides `new` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout] 135 +     use crate::lru::LRUOperators;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `new` found for struct `LRU` in the current scope
[INFO] [stdout]    --> src/main.rs:147:33
[INFO] [stdout]     |
[INFO] [stdout]  13 |     pub struct LRU {
[INFO] [stdout]     |     -------------- function or associated item `new` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 147 |         let mut lru = lru::LRU::new(2);
[INFO] [stdout]     |                                 ^^^ function or associated item not found in `LRU`
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: trait `LRUOperators` which provides `new` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout] 135 +     use crate::lru::LRUOperators;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `new` found for struct `LRU` in the current scope
[INFO] [stdout]    --> src/main.rs:156:33
[INFO] [stdout]     |
[INFO] [stdout]  13 |     pub struct LRU {
[INFO] [stdout]     |     -------------- function or associated item `new` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 156 |         let mut lru = lru::LRU::new(2);
[INFO] [stdout]     |                                 ^^^ function or associated item not found in `LRU`
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: trait `LRUOperators` which provides `new` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout] 135 +     use crate::lru::LRUOperators;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `new` found for struct `LRU` in the current scope
[INFO] [stdout]    --> src/main.rs:167:33
[INFO] [stdout]     |
[INFO] [stdout]  13 |     pub struct LRU {
[INFO] [stdout]     |     -------------- function or associated item `new` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 167 |         let mut lru = lru::LRU::new(3);
[INFO] [stdout]     |                                 ^^^ function or associated item not found in `LRU`
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: trait `LRUOperators` which provides `new` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout] 135 +     use crate::lru::LRUOperators;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `new` found for struct `LRU` in the current scope
[INFO] [stdout]    --> src/main.rs:186:33
[INFO] [stdout]     |
[INFO] [stdout]  13 |     pub struct LRU {
[INFO] [stdout]     |     -------------- function or associated item `new` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 186 |         let mut lru = lru::LRU::new(2);
[INFO] [stdout]     |                                 ^^^ function or associated item not found in `LRU`
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: trait `LRUOperators` which provides `new` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout] 135 +     use crate::lru::LRUOperators;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `new` found for struct `LRU` in the current scope
[INFO] [stdout]    --> src/main.rs:205:33
[INFO] [stdout]     |
[INFO] [stdout]  13 |     pub struct LRU {
[INFO] [stdout]     |     -------------- function or associated item `new` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 205 |         let mut lru = lru::LRU::new(2);
[INFO] [stdout]     |                                 ^^^ function or associated item not found in `LRU`
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: trait `LRUOperators` which provides `new` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout] 135 +     use crate::lru::LRUOperators;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lru-rust` (bin "lru-rust" test) due to 6 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "bf11cf06ef56d853754a0c7b12da74dff400b8613312988384c64f4f54f1620d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf11cf06ef56d853754a0c7b12da74dff400b8613312988384c64f4f54f1620d", kill_on_drop: false }`
[INFO] [stdout] bf11cf06ef56d853754a0c7b12da74dff400b8613312988384c64f4f54f1620d