[INFO] cloning repository https://github.com/justiceb/TOML2JSON_DLL
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/justiceb/TOML2JSON_DLL" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjusticeb%2FTOML2JSON_DLL", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjusticeb%2FTOML2JSON_DLL'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e44f3263d42eda239d78bb1314a04e724036b415
[INFO] testing justiceb/TOML2JSON_DLL against 1.98.0-beta.8+cargoflags=--release for beta-release-1.99-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjusticeb%2FTOML2JSON_DLL" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/justiceb/TOML2JSON_DLL
[INFO] finished tweaking git repo https://github.com/justiceb/TOML2JSON_DLL
[INFO] tweaked toml for git repo https://github.com/justiceb/TOML2JSON_DLL written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/justiceb/TOML2JSON_DLL on toolchain 1.98.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.98.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/justiceb/TOML2JSON_DLL 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" "+1.98.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded toml_datetime v0.6.5
[INFO] [stderr]   Downloaded toml_edit v0.21.0
[INFO] [stderr]   Downloaded toml v0.8.8
[INFO] [stderr]   Downloaded itoa v1.0.9
[INFO] [stderr]   Downloaded serde_spanned v0.6.4
[INFO] [stderr]   Downloaded quote v1.0.33
[INFO] [stderr]   Downloaded proc-macro2 v1.0.70
[INFO] [stderr]   Downloaded ryu v1.0.15
[INFO] [stderr]   Downloaded memchr v2.6.4
[INFO] [stderr]   Downloaded winnow v0.5.19
[INFO] [stderr]   Downloaded hashbrown v0.14.3
[INFO] [stderr]   Downloaded serde_json v1.0.108
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] a59d5f6446dd7a5297dfd4487434356cd31a6eabb54b3300f144828abe7f0bc2
[INFO] running `Command { std: "docker" "start" "a59d5f6446dd7a5297dfd4487434356cd31a6eabb54b3300f144828abe7f0bc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a59d5f6446dd7a5297dfd4487434356cd31a6eabb54b3300f144828abe7f0bc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a59d5f6446dd7a5297dfd4487434356cd31a6eabb54b3300f144828abe7f0bc2" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a59d5f6446dd7a5297dfd4487434356cd31a6eabb54b3300f144828abe7f0bc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a59d5f6446dd7a5297dfd4487434356cd31a6eabb54b3300f144828abe7f0bc2" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.193
[INFO] [stderr]    Compiling hashbrown v0.14.3
[INFO] [stderr]    Compiling winnow v0.5.19
[INFO] [stderr]    Compiling serde_json v1.0.108
[INFO] [stderr]    Compiling itoa v1.0.9
[INFO] [stderr]    Compiling ryu v1.0.15
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]    Compiling indexmap v2.1.0
[INFO] [stderr]    Compiling toml_datetime v0.6.5
[INFO] [stderr]    Compiling serde_spanned v0.6.4
[INFO] [stderr]    Compiling toml_edit v0.21.0
[INFO] [stderr]    Compiling toml v0.8.8
[INFO] [stderr]    Compiling TOML2JSON_dll v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `json_string` is never read
[INFO] [stdout]   --> src/lib.rs:29:27
[INFO] [stdout]    |
[INFO] [stdout] 29 |     let mut json_string = String::new();
[INFO] [stdout]    |                           ^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] 30 |     match prettyprint {
[INFO] [stdout] 31 |         1 => json_string = match serde_json::to_string_pretty(&value) {
[INFO] [stdout]    |              ----------- `json_string` is overwritten here before the previous value is read
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `TOML2JSON` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = help: convert the identifier to snake case: `toml2_json`
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 15.71s
[INFO] running `Command { std: "docker" "inspect" "a59d5f6446dd7a5297dfd4487434356cd31a6eabb54b3300f144828abe7f0bc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a59d5f6446dd7a5297dfd4487434356cd31a6eabb54b3300f144828abe7f0bc2" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling TOML2JSON_dll v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `json_string` is never read
[INFO] [stdout]   --> src/lib.rs:29:27
[INFO] [stdout]    |
[INFO] [stdout] 29 |     let mut json_string = String::new();
[INFO] [stdout]    |                           ^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] 30 |     match prettyprint {
[INFO] [stdout] 31 |         1 => json_string = match serde_json::to_string_pretty(&value) {
[INFO] [stdout]    |              ----------- `json_string` is overwritten here before the previous value is read
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 1.10s
[INFO] running `Command { std: "docker" "inspect" "a59d5f6446dd7a5297dfd4487434356cd31a6eabb54b3300f144828abe7f0bc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a59d5f6446dd7a5297dfd4487434356cd31a6eabb54b3300f144828abe7f0bc2" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.8" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: value assigned to `json_string` is never read
[INFO] [stderr]   --> src/lib.rs:29:27
[INFO] [stderr]    |
[INFO] [stderr] 29 |     let mut json_string = String::new();
[INFO] [stderr]    |                           ^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stderr] 30 |     match prettyprint {
[INFO] [stderr] 31 |         1 => json_string = match serde_json::to_string_pretty(&value) {
[INFO] [stderr]    |              ----------- `json_string` is overwritten here before the previous value is read
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `TOML2JSON_dll` (lib test) generated 1 warning
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/deps/TOML2JSON-212ba0a2b773c567)
[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" "a59d5f6446dd7a5297dfd4487434356cd31a6eabb54b3300f144828abe7f0bc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a59d5f6446dd7a5297dfd4487434356cd31a6eabb54b3300f144828abe7f0bc2", kill_on_drop: false }`
[INFO] [stdout] a59d5f6446dd7a5297dfd4487434356cd31a6eabb54b3300f144828abe7f0bc2
