[INFO] cloning repository https://github.com/navicore/navistat
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/navicore/navistat" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnavicore%2Fnavistat", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnavicore%2Fnavistat'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 987e72fc4a8fd3ae480cfa5fa7bfe2162efb07eb
[INFO] building navicore/navistat against try#8b8eff55bd72abbb57167bc42222a7f91d41cb0d for pr-142134-abi-ast-error
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnavicore%2Fnavistat" "/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/navicore/navistat on toolchain 8b8eff55bd72abbb57167bc42222a7f91d41cb0d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/navicore/navistat
[INFO] finished tweaking git repo https://github.com/navicore/navistat
[INFO] tweaked toml for git repo https://github.com/navicore/navistat written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/navicore/navistat 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" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "2aee2f342919a330fe50138af58bcb9cb3d3c6c84012efa1c71cd04f62de26c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2aee2f342919a330fe50138af58bcb9cb3d3c6c84012efa1c71cd04f62de26c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2aee2f342919a330fe50138af58bcb9cb3d3c6c84012efa1c71cd04f62de26c3", kill_on_drop: false }`
[INFO] [stdout] 2aee2f342919a330fe50138af58bcb9cb3d3c6c84012efa1c71cd04f62de26c3
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4f04b802c1a49be277f67fca71d93fc6b2070d8b319f8ccf2f095b4480f01acb
[INFO] running `Command { std: "docker" "start" "-a" "4f04b802c1a49be277f67fca71d93fc6b2070d8b319f8ccf2f095b4480f01acb", kill_on_drop: false }`
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[INFO] [stderr]    Compiling navistat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/main.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | struct SalaryRecord {
[INFO] [stdout]    |        ------------ fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 11 |     employment_type: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 12 |     job_title: String,
[INFO] [stdout] 13 |     salary: f64,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 14 |     salary_currency: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 15 |     salary_in_usd: f64,
[INFO] [stdout] 16 |     employee_residence: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 17 |     remote_ratio: f64,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 18 |     company_location: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 19 |     company_size: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SalaryRecord` 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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 08s
[INFO] running `Command { std: "docker" "inspect" "4f04b802c1a49be277f67fca71d93fc6b2070d8b319f8ccf2f095b4480f01acb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f04b802c1a49be277f67fca71d93fc6b2070d8b319f8ccf2f095b4480f01acb", kill_on_drop: false }`
[INFO] [stdout] 4f04b802c1a49be277f67fca71d93fc6b2070d8b319f8ccf2f095b4480f01acb
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 34cf6fb63d93efdc42fb854df184cc9574782a4126d24a188e4cbe855ee1042a
[INFO] running `Command { std: "docker" "start" "-a" "34cf6fb63d93efdc42fb854df184cc9574782a4126d24a188e4cbe855ee1042a", kill_on_drop: false }`
[INFO] [stderr]    Compiling navistat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/main.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | struct SalaryRecord {
[INFO] [stdout]    |        ------------ fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 11 |     employment_type: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 12 |     job_title: String,
[INFO] [stdout] 13 |     salary: f64,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 14 |     salary_currency: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 15 |     salary_in_usd: f64,
[INFO] [stdout] 16 |     employee_residence: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 17 |     remote_ratio: f64,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 18 |     company_location: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 19 |     company_size: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SalaryRecord` 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] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "34cf6fb63d93efdc42fb854df184cc9574782a4126d24a188e4cbe855ee1042a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34cf6fb63d93efdc42fb854df184cc9574782a4126d24a188e4cbe855ee1042a", kill_on_drop: false }`
[INFO] [stdout] 34cf6fb63d93efdc42fb854df184cc9574782a4126d24a188e4cbe855ee1042a