[INFO] cloning repository https://github.com/afaur/app2png-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/afaur/app2png-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fafaur%2Fapp2png-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fafaur%2Fapp2png-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f0e24d524f9938beadb965c12db0053a898ac543
[INFO] checking afaur/app2png-rs against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fafaur%2Fapp2png-rs" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/afaur/app2png-rs on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/afaur/app2png-rs
[INFO] finished tweaking git repo https://github.com/afaur/app2png-rs
[INFO] tweaked toml for git repo https://github.com/afaur/app2png-rs written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/afaur/app2png-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded chrono v0.2.25
[INFO] [stderr]   Downloaded plist v0.1.0
[INFO] [stderr]   Downloaded icns v0.2.0
[INFO] [stderr]   Downloaded gif v0.9.0
[INFO] [stderr]   Downloaded bitflags v0.7.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 793a81c37b4be2284b040f81151ff5c50f128c0759b351a3f907a35ec7878765
[INFO] running `Command { std: "docker" "start" "-a" "793a81c37b4be2284b040f81151ff5c50f128c0759b351a3f907a35ec7878765", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "793a81c37b4be2284b040f81151ff5c50f128c0759b351a3f907a35ec7878765", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "793a81c37b4be2284b040f81151ff5c50f128c0759b351a3f907a35ec7878765", kill_on_drop: false }`
[INFO] [stdout] 793a81c37b4be2284b040f81151ff5c50f128c0759b351a3f907a35ec7878765
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9a6fcae44529698a8474b44ee610360070ae22707b2c8ef5097be43f44ed8aa7
[INFO] running `Command { std: "docker" "start" "-a" "9a6fcae44529698a8474b44ee610360070ae22707b2c8ef5097be43f44ed8aa7", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.20
[INFO] [stderr]    Compiling gcc v0.3.43
[INFO] [stderr]     Checking bitflags v0.7.1
[INFO] [stderr]     Checking adler32 v0.3.0
[INFO] [stderr]    Compiling plist v0.1.0
[INFO] [stderr]     Checking serde v0.9.7
[INFO] [stderr]     Checking gif v0.9.0
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]     Checking num-rational v0.1.35
[INFO] [stderr]     Checking xml-rs v0.3.6
[INFO] [stderr]     Checking deflate v0.7.4
[INFO] [stderr]     Checking rand v0.3.15
[INFO] [stderr]     Checking num_cpus v1.2.1
[INFO] [stderr]     Checking time v0.1.36
[INFO] [stderr]    Compiling miniz-sys v0.1.9
[INFO] [stderr]     Checking png v0.6.2
[INFO] [stderr]     Checking chrono v0.2.25
[INFO] [stderr]     Checking deque v0.3.1
[INFO] [stderr]     Checking rayon v0.6.0
[INFO] [stderr]     Checking flate2 v0.2.17
[INFO] [stderr]     Checking jpeg-decoder v0.1.11
[INFO] [stderr]     Checking png v0.5.2
[INFO] [stderr]     Checking image v0.12.3
[INFO] [stderr]     Checking icns v0.2.0
[INFO] [stderr]     Checking app2png-rs v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0283]: type annotations needed
[INFO] [stdout]   --> src/main.rs:33:24
[INFO] [stdout]    |
[INFO] [stdout] 33 |               let pi = String::from(possible_icon.as_ref());
[INFO] [stdout]    |                        ^^^^^^^^^^^^ cannot infer type for reference `&_`
[INFO] [stdout]    |
[INFO] [stdout]    = note: cannot satisfy `std::string::String: From<&_>`
[INFO] [stdout]    = note: required by `from`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0283]: type annotations needed
[INFO] [stdout]    --> src/main.rs:104:25
[INFO] [stdout]     |
[INFO] [stdout] 104 |     let input: String = String::from(args[1].as_ref());
[INFO] [stdout]     |                         ^^^^^^^^^^^^ cannot infer type for reference `&_`
[INFO] [stdout]     |
[INFO] [stdout]     = note: cannot satisfy `std::string::String: From<&_>`
[INFO] [stdout]     = note: required by `from`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0283`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `app2png-rs`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0283]: type annotations needed
[INFO] [stdout]   --> src/main.rs:33:24
[INFO] [stdout]    |
[INFO] [stdout] 33 |               let pi = String::from(possible_icon.as_ref());
[INFO] [stdout]    |                        ^^^^^^^^^^^^ cannot infer type for reference `&_`
[INFO] [stdout]    |
[INFO] [stdout]    = note: cannot satisfy `std::string::String: From<&_>`
[INFO] [stdout]    = note: required by `from`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0283]: type annotations needed
[INFO] [stdout]    --> src/main.rs:104:25
[INFO] [stdout]     |
[INFO] [stdout] 104 |     let input: String = String::from(args[1].as_ref());
[INFO] [stdout]     |                         ^^^^^^^^^^^^ cannot infer type for reference `&_`
[INFO] [stdout]     |
[INFO] [stdout]     = note: cannot satisfy `std::string::String: From<&_>`
[INFO] [stdout]     = note: required by `from`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0283`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "9a6fcae44529698a8474b44ee610360070ae22707b2c8ef5097be43f44ed8aa7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a6fcae44529698a8474b44ee610360070ae22707b2c8ef5097be43f44ed8aa7", kill_on_drop: false }`
[INFO] [stdout] 9a6fcae44529698a8474b44ee610360070ae22707b2c8ef5097be43f44ed8aa7