[INFO] cloning repository https://github.com/fcostin/go_vs_rust_json_deserialise [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fcostin/go_vs_rust_json_deserialise" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffcostin%2Fgo_vs_rust_json_deserialise", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffcostin%2Fgo_vs_rust_json_deserialise'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 843dd1a0ee96619796476586e2966a281d7f0100 [INFO] testing fcostin/go_vs_rust_json_deserialise against beta-2022-04-10 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffcostin%2Fgo_vs_rust_json_deserialise" "/workspace/builds/worker-27/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-27/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/fcostin/go_vs_rust_json_deserialise on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/fcostin/go_vs_rust_json_deserialise [INFO] finished tweaking git repo https://github.com/fcostin/go_vs_rust_json_deserialise [INFO] tweaked toml for git repo https://github.com/fcostin/go_vs_rust_json_deserialise written to /workspace/builds/worker-27/source/Cargo.toml [INFO] crate git repo https://github.com/fcostin/go_vs_rust_json_deserialise already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3d3ae751dcd8e481c2027cb46c0e2b3e31133efb6bdfc1b85e472a7e615ca123 [INFO] running `Command { std: "docker" "start" "-a" "3d3ae751dcd8e481c2027cb46c0e2b3e31133efb6bdfc1b85e472a7e615ca123", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3d3ae751dcd8e481c2027cb46c0e2b3e31133efb6bdfc1b85e472a7e615ca123", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3d3ae751dcd8e481c2027cb46c0e2b3e31133efb6bdfc1b85e472a7e615ca123", kill_on_drop: false }` [INFO] [stdout] 3d3ae751dcd8e481c2027cb46c0e2b3e31133efb6bdfc1b85e472a7e615ca123 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9fb8fac5d804e1ed2bf995c9abfd7ee1fbf30c9aa400b8ce23bb4c897ffe6801 [INFO] running `Command { std: "docker" "start" "-a" "9fb8fac5d804e1ed2bf995c9abfd7ee1fbf30c9aa400b8ce23bb4c897ffe6801", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling proc-macro2 v0.4.25 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling serde v1.0.84 [INFO] [stderr] Compiling ryu v0.2.7 [INFO] [stderr] Compiling itoa v0.4.3 [INFO] [stderr] Compiling quote v0.6.10 [INFO] [stderr] Compiling syn v0.15.26 [INFO] [stderr] Compiling serde_json v1.0.36 [INFO] [stderr] Compiling serde_derive v1.0.84 [INFO] [stderr] Compiling golang_json_deserialisation v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `name` [INFO] [stdout] --> main.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 20 | name: String, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `Person` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> main.rs:18:10 [INFO] [stdout] | [INFO] [stdout] 18 | #[derive(Debug, Deserialize)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `age` [INFO] [stdout] --> main.rs:21:5 [INFO] [stdout] | [INFO] [stdout] 21 | age: i32, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Person` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> main.rs:18:10 [INFO] [stdout] | [INFO] [stdout] 18 | #[derive(Debug, Deserialize)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 10.65s [INFO] running `Command { std: "docker" "inspect" "9fb8fac5d804e1ed2bf995c9abfd7ee1fbf30c9aa400b8ce23bb4c897ffe6801", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9fb8fac5d804e1ed2bf995c9abfd7ee1fbf30c9aa400b8ce23bb4c897ffe6801", kill_on_drop: false }` [INFO] [stdout] 9fb8fac5d804e1ed2bf995c9abfd7ee1fbf30c9aa400b8ce23bb4c897ffe6801 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] adf4cffb7b3c62b0099204648adaeb5c6167e20e94bc5ad1528b8e21f683c7a7 [INFO] running `Command { std: "docker" "start" "-a" "adf4cffb7b3c62b0099204648adaeb5c6167e20e94bc5ad1528b8e21f683c7a7", kill_on_drop: false }` [INFO] [stderr] Compiling golang_json_deserialisation v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `name` [INFO] [stdout] --> main.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 20 | name: String, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `Person` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> main.rs:18:10 [INFO] [stdout] | [INFO] [stdout] 18 | #[derive(Debug, Deserialize)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `age` [INFO] [stdout] --> main.rs:21:5 [INFO] [stdout] | [INFO] [stdout] 21 | age: i32, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Person` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> main.rs:18:10 [INFO] [stdout] | [INFO] [stdout] 18 | #[derive(Debug, Deserialize)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.36s [INFO] [stderr] Executable unittests main.rs (/opt/rustwide/target/debug/deps/golang_json_deserialisation-bd8820fc152c9c71) [INFO] running `Command { std: "docker" "inspect" "adf4cffb7b3c62b0099204648adaeb5c6167e20e94bc5ad1528b8e21f683c7a7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "adf4cffb7b3c62b0099204648adaeb5c6167e20e94bc5ad1528b8e21f683c7a7", kill_on_drop: false }` [INFO] [stdout] adf4cffb7b3c62b0099204648adaeb5c6167e20e94bc5ad1528b8e21f683c7a7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] b1a56fa61d776b820e72413f56511431e44bd55f304ac4bbd722d55eacca29e4 [INFO] running `Command { std: "docker" "start" "-a" "b1a56fa61d776b820e72413f56511431e44bd55f304ac4bbd722d55eacca29e4", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: field is never read: `name` [INFO] [stderr] --> main.rs:20:5 [INFO] [stderr] | [INFO] [stderr] 20 | name: String, [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] note: `Person` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] --> main.rs:18:10 [INFO] [stderr] | [INFO] [stderr] 18 | #[derive(Debug, Deserialize)] [INFO] [stderr] | ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: field is never read: `age` [INFO] [stderr] --> main.rs:21:5 [INFO] [stderr] | [INFO] [stderr] 21 | age: i32, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: `Person` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] --> main.rs:18:10 [INFO] [stderr] | [INFO] [stderr] 18 | #[derive(Debug, Deserialize)] [INFO] [stderr] | ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: `golang_json_deserialisation` (bin "golang_json_deserialisation" test) generated 2 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests main.rs (/opt/rustwide/target/debug/deps/golang_json_deserialisation-bd8820fc152c9c71) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "b1a56fa61d776b820e72413f56511431e44bd55f304ac4bbd722d55eacca29e4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b1a56fa61d776b820e72413f56511431e44bd55f304ac4bbd722d55eacca29e4", kill_on_drop: false }` [INFO] [stdout] b1a56fa61d776b820e72413f56511431e44bd55f304ac4bbd722d55eacca29e4