[INFO] cloning repository https://github.com/mhammond/tracing-as-log [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mhammond/tracing-as-log" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmhammond%2Ftracing-as-log", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmhammond%2Ftracing-as-log'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 0b354b3de8626a17dcff4fb4c49accbf4f7e6538 [INFO] checking mhammond/tracing-as-log against try#a0cd57eba5d417638d3351ba13fc414ad1a24bec for pr-134688-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmhammond%2Ftracing-as-log" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mhammond/tracing-as-log on toolchain a0cd57eba5d417638d3351ba13fc414ad1a24bec [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a0cd57eba5d417638d3351ba13fc414ad1a24bec" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/mhammond/tracing-as-log [INFO] finished tweaking git repo https://github.com/mhammond/tracing-as-log [INFO] tweaked toml for git repo https://github.com/mhammond/tracing-as-log written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/mhammond/tracing-as-log 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" "+a0cd57eba5d417638d3351ba13fc414ad1a24bec" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+a0cd57eba5d417638d3351ba13fc414ad1a24bec" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f03d418e5c2ce07d29749cdd95933f1d36f857fcc214f70720a879f54a002b19 [INFO] running `Command { std: "docker" "start" "-a" "f03d418e5c2ce07d29749cdd95933f1d36f857fcc214f70720a879f54a002b19", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f03d418e5c2ce07d29749cdd95933f1d36f857fcc214f70720a879f54a002b19", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f03d418e5c2ce07d29749cdd95933f1d36f857fcc214f70720a879f54a002b19", kill_on_drop: false }` [INFO] [stdout] f03d418e5c2ce07d29749cdd95933f1d36f857fcc214f70720a879f54a002b19 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+a0cd57eba5d417638d3351ba13fc414ad1a24bec" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e49587e5fb31e24502a146564e62796942c739724ee868908db45b76abeced8e [INFO] running `Command { std: "docker" "start" "-a" "e49587e5fb31e24502a146564e62796942c739724ee868908db45b76abeced8e", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.78 [INFO] [stderr] Checking log v0.4.20 [INFO] [stderr] Checking pin-project-lite v0.2.13 [INFO] [stderr] Checking smallvec v1.13.1 [INFO] [stderr] Checking regex-syntax v0.8.2 [INFO] [stderr] Checking regex-syntax v0.6.29 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Checking overload v0.1.1 [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling parking_lot_core v0.9.9 [INFO] [stderr] Compiling serde v1.0.197 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Compiling serde_json v1.0.114 [INFO] [stderr] Checking tracing-core v0.1.32 [INFO] [stderr] Checking thread_local v1.1.8 [INFO] [stderr] Checking nu-ansi-term v0.46.0 [INFO] [stderr] Checking sharded-slab v0.1.7 [INFO] [stderr] Checking itoa v1.0.10 [INFO] [stderr] Checking ryu v1.0.17 [INFO] [stderr] Checking log_lib v0.1.0 (/opt/rustwide/workdir/log_lib) [INFO] [stderr] Checking env_logger v0.10.2 [INFO] [stderr] Compiling lock_api v0.4.11 [INFO] [stderr] Checking tracing-log v0.2.0 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Compiling syn v2.0.51 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Checking regex-automata v0.4.5 [INFO] [stderr] Checking regex-automata v0.1.10 [INFO] [stderr] Checking matchers v0.1.0 [INFO] [stderr] Checking regex v1.10.3 [INFO] [stderr] Compiling tracing-attributes v0.1.27 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking first_lib v0.1.0 (/opt/rustwide/workdir/first_lib) [INFO] [stderr] Checking tracing-subscriber v0.3.18 [INFO] [stderr] Checking second_lib v0.1.0 (/opt/rustwide/workdir/second_lib) [INFO] [stderr] Checking app v0.1.0 (/opt/rustwide/workdir/app) [INFO] [stdout] warning: unused import: `tracing_subscriber::prelude::*` [INFO] [stdout] --> app/src/burgers.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use tracing_subscriber::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Record` is never constructed [INFO] [stdout] --> app/src/lib.rs:43:8 [INFO] [stdout] | [INFO] [stdout] 43 | struct Record { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `LogSink` is never used [INFO] [stdout] --> app/src/lib.rs:51:7 [INFO] [stdout] | [INFO] [stdout] 51 | trait LogSink: Send + Sync { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `register` is never used [INFO] [stdout] --> app/src/lib.rs:69:8 [INFO] [stdout] | [INFO] [stdout] 68 | impl AppServicesLogger { [INFO] [stdout] | ---------------------- method in this implementation [INFO] [stdout] 69 | fn register(&self, target: String, level: Level, sink: Arc) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `init_tracing_log` is never used [INFO] [stdout] --> app/src/lib.rs:82:4 [INFO] [stdout] | [INFO] [stdout] 82 | fn init_tracing_log() {} [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `PrintlnVisitor` is never constructed [INFO] [stdout] --> app/src/burgers.rs:43:8 [INFO] [stdout] | [INFO] [stdout] 43 | struct PrintlnVisitor; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `LogEntry` is never constructed [INFO] [stdout] --> app/src/tracer.rs:10:8 [INFO] [stdout] | [INFO] [stdout] 10 | struct LogEntry { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static `LOGGERS_BY_TARGET` is never used [INFO] [stdout] --> app/src/tracer.rs:15:8 [INFO] [stdout] | [INFO] [stdout] 15 | static LOGGERS_BY_TARGET: Lazy>> = Lazy::new(|| { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `register_log_sink` is never used [INFO] [stdout] --> app/src/tracer.rs:21:8 [INFO] [stdout] | [INFO] [stdout] 21 | pub fn register_log_sink(target: String, level: crate::Level, sink: Arc) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `SimpleLogLayer` is never constructed [INFO] [stdout] --> app/src/tracer.rs:31:19 [INFO] [stdout] | [INFO] [stdout] 31 | pub(crate) struct SimpleLogLayer; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `JsonVisitor` is never constructed [INFO] [stdout] --> app/src/tracer.rs:62:8 [INFO] [stdout] | [INFO] [stdout] 62 | struct JsonVisitor<'a>(&'a mut BTreeMap); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `name` is never read [INFO] [stdout] --> app/src/lib.rs:46:5 [INFO] [stdout] | [INFO] [stdout] 43 | struct Record { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] ... [INFO] [stdout] 46 | name: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Record` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `PrintlnVisitor` is never constructed [INFO] [stdout] --> app/src/burgers.rs:43:8 [INFO] [stdout] | [INFO] [stdout] 43 | struct PrintlnVisitor; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.23s [INFO] running `Command { std: "docker" "inspect" "e49587e5fb31e24502a146564e62796942c739724ee868908db45b76abeced8e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e49587e5fb31e24502a146564e62796942c739724ee868908db45b76abeced8e", kill_on_drop: false }` [INFO] [stdout] e49587e5fb31e24502a146564e62796942c739724ee868908db45b76abeced8e