[INFO] cloning repository https://github.com/MarkMcCaskey/serde-format-example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MarkMcCaskey/serde-format-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarkMcCaskey%2Fserde-format-example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarkMcCaskey%2Fserde-format-example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 339f9a74fbbf9a6b113adafccb57c2caf1b7905a
[INFO] testing MarkMcCaskey/serde-format-example against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarkMcCaskey%2Fserde-format-example" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MarkMcCaskey/serde-format-example on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/MarkMcCaskey/serde-format-example
[INFO] finished tweaking git repo https://github.com/MarkMcCaskey/serde-format-example
[INFO] tweaked toml for git repo https://github.com/MarkMcCaskey/serde-format-example written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/MarkMcCaskey/serde-format-example already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a86189cd7daf134f90b3443d7df2b6a79495d3f650af5f2461111bc39239b94c
[INFO] running `Command { std: "docker" "start" "-a" "a86189cd7daf134f90b3443d7df2b6a79495d3f650af5f2461111bc39239b94c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a86189cd7daf134f90b3443d7df2b6a79495d3f650af5f2461111bc39239b94c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a86189cd7daf134f90b3443d7df2b6a79495d3f650af5f2461111bc39239b94c", kill_on_drop: false }`
[INFO] [stdout] a86189cd7daf134f90b3443d7df2b6a79495d3f650af5f2461111bc39239b94c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] feb0076c995d95ae75a4420741f247870fe02c418acd2a4d118001c8ba77373f
[INFO] running `Command { std: "docker" "start" "-a" "feb0076c995d95ae75a4420741f247870fe02c418acd2a4d118001c8ba77373f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling serde v1.0.105
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling serde_derive v1.0.105
[INFO] [stderr]    Compiling serde-format-example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/main.rs:158:48
[INFO] [stdout]     |
[INFO] [stdout] 158 |         formatter.write_str(std::error::Error::description(self))
[INFO] [stdout]     |                                                ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `next_value`
[INFO] [stdout]   --> src/main.rs:90:8
[INFO] [stdout]    |
[INFO] [stdout] 90 |     fn next_value(&mut self) -> Result<&Value, Error> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.17s
[INFO] running `Command { std: "docker" "inspect" "feb0076c995d95ae75a4420741f247870fe02c418acd2a4d118001c8ba77373f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "feb0076c995d95ae75a4420741f247870fe02c418acd2a4d118001c8ba77373f", kill_on_drop: false }`
[INFO] [stdout] feb0076c995d95ae75a4420741f247870fe02c418acd2a4d118001c8ba77373f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1d736654a5dd303ffd1c02dd2c6e6e5c89daf3098da9b7f57149ea4a9a201911
[INFO] running `Command { std: "docker" "start" "-a" "1d736654a5dd303ffd1c02dd2c6e6e5c89daf3098da9b7f57149ea4a9a201911", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde-format-example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/main.rs:158:48
[INFO] [stdout]     |
[INFO] [stdout] 158 |         formatter.write_str(std::error::Error::description(self))
[INFO] [stdout]     |                                                ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `next_value`
[INFO] [stdout]   --> src/main.rs:90:8
[INFO] [stdout]    |
[INFO] [stdout] 90 |     fn next_value(&mut self) -> Result<&Value, Error> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.19s
[INFO] running `Command { std: "docker" "inspect" "1d736654a5dd303ffd1c02dd2c6e6e5c89daf3098da9b7f57149ea4a9a201911", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d736654a5dd303ffd1c02dd2c6e6e5c89daf3098da9b7f57149ea4a9a201911", kill_on_drop: false }`
[INFO] [stdout] 1d736654a5dd303ffd1c02dd2c6e6e5c89daf3098da9b7f57149ea4a9a201911
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4a1b8134e9c1e3e21cc78c6a1edbf335c06476d87b85d2632f2baa6cf35a3aba
[INFO] running `Command { std: "docker" "start" "-a" "4a1b8134e9c1e3e21cc78c6a1edbf335c06476d87b85d2632f2baa6cf35a3aba", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]    --> src/main.rs:158:48
[INFO] [stderr]     |
[INFO] [stderr] 158 |         formatter.write_str(std::error::Error::description(self))
[INFO] [stderr]     |                                                ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `next_value`
[INFO] [stderr]   --> src/main.rs:90:8
[INFO] [stderr]    |
[INFO] [stderr] 90 |     fn next_value(&mut self) -> Result<&Value, Error> {
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `serde-format-example` (bin "serde-format-example" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/serde_format_example-efb3e568cfc5474a)
[INFO] [stdout] running 2 tests
[INFO] [stdout] test harder_test ... ok
[INFO] [stdout] test it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4a1b8134e9c1e3e21cc78c6a1edbf335c06476d87b85d2632f2baa6cf35a3aba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a1b8134e9c1e3e21cc78c6a1edbf335c06476d87b85d2632f2baa6cf35a3aba", kill_on_drop: false }`
[INFO] [stdout] 4a1b8134e9c1e3e21cc78c6a1edbf335c06476d87b85d2632f2baa6cf35a3aba