[INFO] cloning repository https://github.com/efegenc44/pl
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/efegenc44/pl" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fefegenc44%2Fpl", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fefegenc44%2Fpl'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d27103a5d9a9ec5391ab740a8a46cda45a249359
[INFO] checking efegenc44/pl against try#9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869 for pr-129249
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fefegenc44%2Fpl" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/efegenc44/pl on toolchain 9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/efegenc44/pl
[INFO] finished tweaking git repo https://github.com/efegenc44/pl
[INFO] tweaked toml for git repo https://github.com/efegenc44/pl written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/efegenc44/pl 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" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f99c784fbbda7773de4a57e144f3ee94418c2425d66121f99b8ecb7f672cbfe9
[INFO] running `Command { std: "docker" "start" "-a" "f99c784fbbda7773de4a57e144f3ee94418c2425d66121f99b8ecb7f672cbfe9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f99c784fbbda7773de4a57e144f3ee94418c2425d66121f99b8ecb7f672cbfe9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f99c784fbbda7773de4a57e144f3ee94418c2425d66121f99b8ecb7f672cbfe9", kill_on_drop: false }`
[INFO] [stdout] f99c784fbbda7773de4a57e144f3ee94418c2425d66121f99b8ecb7f672cbfe9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a278f5f1ad56276a7326d716f6c665deed69b8620a03518b6406bb0428369d46
[INFO] running `Command { std: "docker" "start" "-a" "a278f5f1ad56276a7326d716f6c665deed69b8620a03518b6406bb0428369d46", kill_on_drop: false }`
[INFO] [stderr]     Checking pl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this conversion is useless `&str` to `&str`
[INFO] [stdout]   --> src/backend/evaluator.rs:37:66
[INFO] [stdout]    |
[INFO] [stdout] 37 |         let function = evaluator.modules[&module.path].functions["main".into()].clone();
[INFO] [stdout]    |                                                                  ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/backend/typechecker.rs:104:34
[INFO] [stdout]     |
[INFO] [stdout] 104 |         let mut new_table = table.clone().to_vec();
[INFO] [stdout]     |                                  ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `[typ::Type]` does not implement `Clone`, so calling `clone` on `&[typ::Type]` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/backend/typechecker.rs:174:30
[INFO] [stdout]     |
[INFO] [stdout] 174 |         let mut table = table.clone().to_vec();
[INFO] [stdout]     |                              ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `[typ::Type]` does not implement `Clone`, so calling `clone` on `&[typ::Type]` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pl` (bin "pl" test) due to 1 previous error; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this conversion is useless `&str` to `&str`
[INFO] [stdout]   --> src/backend/evaluator.rs:37:66
[INFO] [stdout]    |
[INFO] [stdout] 37 |         let function = evaluator.modules[&module.path].functions["main".into()].clone();
[INFO] [stdout]    |                                                                  ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/backend/typechecker.rs:104:34
[INFO] [stdout]     |
[INFO] [stdout] 104 |         let mut new_table = table.clone().to_vec();
[INFO] [stdout]     |                                  ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `[typ::Type]` does not implement `Clone`, so calling `clone` on `&[typ::Type]` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/backend/typechecker.rs:174:30
[INFO] [stdout]     |
[INFO] [stdout] 174 |         let mut table = table.clone().to_vec();
[INFO] [stdout]     |                              ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `[typ::Type]` does not implement `Clone`, so calling `clone` on `&[typ::Type]` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pl` (bin "pl") due to 1 previous error; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "a278f5f1ad56276a7326d716f6c665deed69b8620a03518b6406bb0428369d46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a278f5f1ad56276a7326d716f6c665deed69b8620a03518b6406bb0428369d46", kill_on_drop: false }`
[INFO] [stdout] a278f5f1ad56276a7326d716f6c665deed69b8620a03518b6406bb0428369d46