[INFO] cloning repository https://github.com/LukeDSchenk/code-gen-sample
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LukeDSchenk/code-gen-sample" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLukeDSchenk%2Fcode-gen-sample", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLukeDSchenk%2Fcode-gen-sample'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c84bad3ae183a34d38888ce0de23f62353d7bf2e
[INFO] checking LukeDSchenk/code-gen-sample against try#ddcf048784667508cd676fef4667f88ae15628a3 for pr-148271
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLukeDSchenk%2Fcode-gen-sample" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/LukeDSchenk/code-gen-sample
[INFO] finished tweaking git repo https://github.com/LukeDSchenk/code-gen-sample
[INFO] tweaked toml for git repo https://github.com/LukeDSchenk/code-gen-sample written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/LukeDSchenk/code-gen-sample on toolchain ddcf048784667508cd676fef4667f88ae15628a3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ddcf048784667508cd676fef4667f88ae15628a3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/LukeDSchenk/code-gen-sample 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" "+ddcf048784667508cd676fef4667f88ae15628a3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking LukeDSchenk/code-gen-sample against try#ddcf048784667508cd676fef4667f88ae15628a3 for pr-148271
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLukeDSchenk%2Fcode-gen-sample" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/LukeDSchenk/code-gen-sample
[INFO] finished tweaking git repo https://github.com/LukeDSchenk/code-gen-sample
[INFO] tweaked toml for git repo https://github.com/LukeDSchenk/code-gen-sample written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/LukeDSchenk/code-gen-sample on toolchain ddcf048784667508cd676fef4667f88ae15628a3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ddcf048784667508cd676fef4667f88ae15628a3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/LukeDSchenk/code-gen-sample 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" "+ddcf048784667508cd676fef4667f88ae15628a3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded codegen v0.1.3
[INFO] [stderr]   Downloaded iter-read v1.1.0
[INFO] [stderr]   Downloaded serde-pickle v1.2.0
[INFO] [stderr]   Downloaded serde_json v1.0.78
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ddcf048784667508cd676fef4667f88ae15628a3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] caf9640567277742203a20a53be989a0aee9c3cdcaf24a1efcbbcf8447ee2f55
[INFO] running `Command { std: "docker" "start" "-a" "caf9640567277742203a20a53be989a0aee9c3cdcaf24a1efcbbcf8447ee2f55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "caf9640567277742203a20a53be989a0aee9c3cdcaf24a1efcbbcf8447ee2f55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "caf9640567277742203a20a53be989a0aee9c3cdcaf24a1efcbbcf8447ee2f55", kill_on_drop: false }`
[INFO] [stdout] caf9640567277742203a20a53be989a0aee9c3cdcaf24a1efcbbcf8447ee2f55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ddcf048784667508cd676fef4667f88ae15628a3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8c1b0592037b1f312d7967528b50fd10eb73bc9ae43e63cc92c3d7a4ccccd1f7
[INFO] running `Command { std: "docker" "start" "-a" "8c1b0592037b1f312d7967528b50fd10eb73bc9ae43e63cc92c3d7a4ccccd1f7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling unicode-ident v1.0.16
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling serde_json v1.0.78
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]     Checking iter-read v1.1.0
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]     Checking codegen v0.1.3
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]    Compiling serde_derive v1.0.217
[INFO] [stderr]     Checking serde-pickle v1.2.0
[INFO] [stderr]     Checking code_gen v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `load_emoji_data`
[INFO] [stdout]  --> src/main.rs:3:27
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::emoji::{Emoji, load_emoji_data};
[INFO] [stdout]   |                           ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `codegen::Scope`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use codegen::Scope;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde_pickle`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use serde_pickle;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `load_emoji_data`
[INFO] [stdout]  --> src/main.rs:3:27
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::emoji::{Emoji, load_emoji_data};
[INFO] [stdout]   |                           ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `codegen::Scope`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use codegen::Scope;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde_pickle`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use serde_pickle;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `emojis`
[INFO] [stdout]  --> src/main.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let emojis: Vec<Emoji> = emoji::load_emoji_data("./emoji-min.json");
[INFO] [stdout]   |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_emojis`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `emojis`
[INFO] [stdout]  --> src/main.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let emojis: Vec<Emoji> = emoji::load_emoji_data("./emoji-min.json");
[INFO] [stdout]   |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_emojis`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.20s
[INFO] running `Command { std: "docker" "inspect" "8c1b0592037b1f312d7967528b50fd10eb73bc9ae43e63cc92c3d7a4ccccd1f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c1b0592037b1f312d7967528b50fd10eb73bc9ae43e63cc92c3d7a4ccccd1f7", kill_on_drop: false }`
[INFO] [stdout] 8c1b0592037b1f312d7967528b50fd10eb73bc9ae43e63cc92c3d7a4ccccd1f7