[INFO] cloning repository https://github.com/Louie-KC/exp-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Louie-KC/exp-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLouie-KC%2Fexp-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLouie-KC%2Fexp-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 707a80c3e1176f3667cc78e1b6938aca4f0281df
[INFO] checking Louie-KC/exp-rs against try#9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869 for pr-129249
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLouie-KC%2Fexp-rs" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Louie-KC/exp-rs 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/Louie-KC/exp-rs
[INFO] finished tweaking git repo https://github.com/Louie-KC/exp-rs
[INFO] tweaked toml for git repo https://github.com/Louie-KC/exp-rs written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Louie-KC/exp-rs 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] dc6808c1ffd4ea9f15d5b0a0e3b136d18ab196910b13a000c5299cd2f417b37e
[INFO] running `Command { std: "docker" "start" "-a" "dc6808c1ffd4ea9f15d5b0a0e3b136d18ab196910b13a000c5299cd2f417b37e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc6808c1ffd4ea9f15d5b0a0e3b136d18ab196910b13a000c5299cd2f417b37e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc6808c1ffd4ea9f15d5b0a0e3b136d18ab196910b13a000c5299cd2f417b37e", kill_on_drop: false }`
[INFO] [stdout] dc6808c1ffd4ea9f15d5b0a0e3b136d18ab196910b13a000c5299cd2f417b37e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] aab381268d8de7762ee5519f13df1ac5a867a8324f935d6c16a015b4bdfe9c66
[INFO] running `Command { std: "docker" "start" "-a" "aab381268d8de7762ee5519f13df1ac5a867a8324f935d6c16a015b4bdfe9c66", kill_on_drop: false }`
[INFO] [stderr]     Checking exp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this conversion is useless `String` to `String`
[INFO] [stdout]    --> src/parser.rs:353:26
[INFO] [stdout]     |
[INFO] [stdout] 353 |         Ok(Stmt::VarDecl(ident.into(), value))
[INFO] [stdout]     |                          ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this conversion is useless `&String` to `&String`
[INFO] [stdout]    --> src/interpreter.rs:125:45
[INFO] [stdout]     |
[INFO] [stdout] 125 |                 if self.current_env_has_var(ident.into())? {
[INFO] [stdout]     |                                             ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this conversion is useless `&String` to `&String`
[INFO] [stdout]    --> src/interpreter.rs:132:30
[INFO] [stdout]     |
[INFO] [stdout] 132 |                 self.add_var(ident.into(), val)?;
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `exp` (bin "exp") due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this conversion is useless `String` to `String`
[INFO] [stdout]    --> src/parser.rs:353:26
[INFO] [stdout]     |
[INFO] [stdout] 353 |         Ok(Stmt::VarDecl(ident.into(), value))
[INFO] [stdout]     |                          ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this conversion is useless `&String` to `&String`
[INFO] [stdout]    --> src/interpreter.rs:125:45
[INFO] [stdout]     |
[INFO] [stdout] 125 |                 if self.current_env_has_var(ident.into())? {
[INFO] [stdout]     |                                             ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this conversion is useless `&String` to `&String`
[INFO] [stdout]    --> src/interpreter.rs:132:30
[INFO] [stdout]     |
[INFO] [stdout] 132 |                 self.add_var(ident.into(), val)?;
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `exp` (bin "exp" test) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "aab381268d8de7762ee5519f13df1ac5a867a8324f935d6c16a015b4bdfe9c66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aab381268d8de7762ee5519f13df1ac5a867a8324f935d6c16a015b4bdfe9c66", kill_on_drop: false }`
[INFO] [stdout] aab381268d8de7762ee5519f13df1ac5a867a8324f935d6c16a015b4bdfe9c66