[INFO] cloning repository https://github.com/chunghha/ron-demo [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chunghha/ron-demo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchunghha%2Fron-demo", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchunghha%2Fron-demo'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 948237ecb06c4bf8d9b6dd8f4e22a1acbab2a950 [INFO] checking chunghha/ron-demo against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchunghha%2Fron-demo" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/chunghha/ron-demo on toolchain db1fb85cff63ad5fffe435e17128f99f9e1d970c [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/chunghha/ron-demo [INFO] finished tweaking git repo https://github.com/chunghha/ron-demo [INFO] tweaked toml for git repo https://github.com/chunghha/ron-demo written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/chunghha/ron-demo already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3f53d404502747767ce1c8c80b807ceec2fc08cac5ea228051ed9595bcded697 [INFO] running `Command { std: "docker" "start" "-a" "3f53d404502747767ce1c8c80b807ceec2fc08cac5ea228051ed9595bcded697", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3f53d404502747767ce1c8c80b807ceec2fc08cac5ea228051ed9595bcded697", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3f53d404502747767ce1c8c80b807ceec2fc08cac5ea228051ed9595bcded697", kill_on_drop: false }` [INFO] [stdout] 3f53d404502747767ce1c8c80b807ceec2fc08cac5ea228051ed9595bcded697 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d451591eeaa594b56fd3a6a353e0055ba98305b022a8e88fba66825fbfc7cde5 [INFO] running `Command { std: "docker" "start" "-a" "d451591eeaa594b56fd3a6a353e0055ba98305b022a8e88fba66825fbfc7cde5", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.18 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.31 [INFO] [stderr] Compiling libc v0.2.71 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Checking gimli v0.21.0 [INFO] [stderr] Checking regex-syntax v0.6.18 [INFO] [stderr] Checking rustc-demangle v0.1.16 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Checking object v0.19.0 [INFO] [stderr] Compiling unicode-segmentation v1.6.0 [INFO] [stderr] Compiling serde v1.0.111 [INFO] [stderr] Checking unicode-width v0.1.7 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking termcolor v1.1.0 [INFO] [stderr] Compiling anyhow v1.0.31 [INFO] [stderr] Checking svg v0.7.2 [INFO] [stderr] Checking base64 v0.12.1 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.2 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Compiling proc-macro-error v1.0.2 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Checking aho-corasick v0.7.10 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking clicolors-control v1.0.1 [INFO] [stderr] Checking termios v0.3.2 [INFO] [stderr] Checking clap v2.33.1 [INFO] [stderr] Checking regex v1.3.9 [INFO] [stderr] Checking addr2line v0.12.1 [INFO] [stderr] Checking backtrace v0.3.48 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Checking console v0.9.2 [INFO] [stderr] Checking pretty_env_logger v0.4.0 [INFO] [stderr] Checking better-panic v0.2.0 [INFO] [stderr] Compiling syn-mid v0.5.0 [INFO] [stderr] Compiling synstructure v0.12.4 [INFO] [stderr] Compiling serde_derive v1.0.111 [INFO] [stderr] Compiling structopt-derive v0.4.8 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking plotlib v0.5.1 [INFO] [stderr] Checking structopt v0.3.15 [INFO] [stderr] Checking ron v0.6.0 [INFO] [stderr] Checking ron-demo v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `boolean` [INFO] [stdout] --> src/bin/decode.rs:11:3 [INFO] [stdout] | [INFO] [stdout] 11 | boolean: bool, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `float` [INFO] [stdout] --> src/bin/decode.rs:12:3 [INFO] [stdout] | [INFO] [stdout] 12 | float: f32, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `map` [INFO] [stdout] --> src/bin/decode.rs:13:3 [INFO] [stdout] | [INFO] [stdout] 13 | map: HashMap, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `nested` [INFO] [stdout] --> src/bin/decode.rs:14:3 [INFO] [stdout] | [INFO] [stdout] 14 | nested: Nested, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `tuple` [INFO] [stdout] --> src/bin/decode.rs:15:3 [INFO] [stdout] | [INFO] [stdout] 15 | tuple: (u32, u32), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `a` [INFO] [stdout] --> src/bin/decode.rs:20:3 [INFO] [stdout] | [INFO] [stdout] 20 | a: String, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `b` [INFO] [stdout] --> src/bin/decode.rs:21:3 [INFO] [stdout] | [INFO] [stdout] 21 | b: char, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `boolean` [INFO] [stdout] --> src/bin/decode.rs:11:3 [INFO] [stdout] | [INFO] [stdout] 11 | boolean: bool, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `float` [INFO] [stdout] --> src/bin/decode.rs:12:3 [INFO] [stdout] | [INFO] [stdout] 12 | float: f32, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `map` [INFO] [stdout] --> src/bin/decode.rs:13:3 [INFO] [stdout] | [INFO] [stdout] 13 | map: HashMap, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `nested` [INFO] [stdout] --> src/bin/decode.rs:14:3 [INFO] [stdout] | [INFO] [stdout] 14 | nested: Nested, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `tuple` [INFO] [stdout] --> src/bin/decode.rs:15:3 [INFO] [stdout] | [INFO] [stdout] 15 | tuple: (u32, u32), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `a` [INFO] [stdout] --> src/bin/decode.rs:20:3 [INFO] [stdout] | [INFO] [stdout] 20 | a: String, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `b` [INFO] [stdout] --> src/bin/decode.rs:21:3 [INFO] [stdout] | [INFO] [stdout] 21 | b: char, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 46.93s [INFO] running `Command { std: "docker" "inspect" "d451591eeaa594b56fd3a6a353e0055ba98305b022a8e88fba66825fbfc7cde5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d451591eeaa594b56fd3a6a353e0055ba98305b022a8e88fba66825fbfc7cde5", kill_on_drop: false }` [INFO] [stdout] d451591eeaa594b56fd3a6a353e0055ba98305b022a8e88fba66825fbfc7cde5