[INFO] cloning repository https://github.com/study-okazaki/rust-todo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/study-okazaki/rust-todo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstudy-okazaki%2Frust-todo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstudy-okazaki%2Frust-todo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3792d3944d7822bd3a3199f9fcc5d41c95625d95
[INFO] testing study-okazaki/rust-todo against try#0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6 for pr-137122-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstudy-okazaki%2Frust-todo" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/study-okazaki/rust-todo
[INFO] finished tweaking git repo https://github.com/study-okazaki/rust-todo
[INFO] tweaked toml for git repo https://github.com/study-okazaki/rust-todo written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/study-okazaki/rust-todo on toolchain 0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/study-okazaki/rust-todo 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" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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_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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f04a5a6902ca4057963d0c82bdeee943bb7591606ced688746c5114f7afe4353
[INFO] running `Command { std: "docker" "start" "-a" "f04a5a6902ca4057963d0c82bdeee943bb7591606ced688746c5114f7afe4353", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f04a5a6902ca4057963d0c82bdeee943bb7591606ced688746c5114f7afe4353", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f04a5a6902ca4057963d0c82bdeee943bb7591606ced688746c5114f7afe4353", kill_on_drop: false }`
[INFO] [stdout] f04a5a6902ca4057963d0c82bdeee943bb7591606ced688746c5114f7afe4353
[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=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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b41b0fccf61ebce6104135861728e5c7b104aae27ef345a3df4f0ba5a95c18ef
[INFO] running `Command { std: "docker" "start" "-a" "b41b0fccf61ebce6104135861728e5c7b104aae27ef345a3df4f0ba5a95c18ef", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling syn v1.0.96
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling unicode-segmentation v1.9.0
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling serde_json v1.0.81
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling ryu v1.0.10
[INFO] [stderr]    Compiling itoa v1.0.2
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling structopt v0.3.26
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling rusty-journal v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `text` is never read
[INFO] [stdout]  --> src/cli.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |     Add {
[INFO] [stdout]   |     --- field in this variant
[INFO] [stdout] 8 |         #[structopt()]
[INFO] [stdout] 9 |         text: String,
[INFO] [stdout]   |         ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Action` 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: field `position` is never read
[INFO] [stdout]   --> src/cli.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |     Done {
[INFO] [stdout]    |     ---- field in this variant
[INFO] [stdout] 13 |         #[structopt()]
[INFO] [stdout] 14 |         position: usize,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Action` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `action` and `journal_file` are never read
[INFO] [stdout]   --> src/cli.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub struct CommandLineArgs {
[INFO] [stdout]    |            --------------- fields in this struct
[INFO] [stdout] 26 |     #[structopt(subcommand)]
[INFO] [stdout] 27 |     pub action: Action,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 30 |     pub journal_file: Option<PathBuf>,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CommandLineArgs` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 23.80s
[INFO] running `Command { std: "docker" "inspect" "b41b0fccf61ebce6104135861728e5c7b104aae27ef345a3df4f0ba5a95c18ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b41b0fccf61ebce6104135861728e5c7b104aae27ef345a3df4f0ba5a95c18ef", kill_on_drop: false }`
[INFO] [stdout] b41b0fccf61ebce6104135861728e5c7b104aae27ef345a3df4f0ba5a95c18ef
[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=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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] df2a1c468af842b6a7a8a2b7f2c57545a52f9bd49fa4fb723cce683996696188
[INFO] running `Command { std: "docker" "start" "-a" "df2a1c468af842b6a7a8a2b7f2c57545a52f9bd49fa4fb723cce683996696188", kill_on_drop: false }`
[INFO] [stderr]    Compiling rusty-journal v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `text` is never read
[INFO] [stdout]  --> src/cli.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |     Add {
[INFO] [stdout]   |     --- field in this variant
[INFO] [stdout] 8 |         #[structopt()]
[INFO] [stdout] 9 |         text: String,
[INFO] [stdout]   |         ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Action` 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: field `position` is never read
[INFO] [stdout]   --> src/cli.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |     Done {
[INFO] [stdout]    |     ---- field in this variant
[INFO] [stdout] 13 |         #[structopt()]
[INFO] [stdout] 14 |         position: usize,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Action` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `action` and `journal_file` are never read
[INFO] [stdout]   --> src/cli.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub struct CommandLineArgs {
[INFO] [stdout]    |            --------------- fields in this struct
[INFO] [stdout] 26 |     #[structopt(subcommand)]
[INFO] [stdout] 27 |     pub action: Action,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 30 |     pub journal_file: Option<PathBuf>,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CommandLineArgs` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "df2a1c468af842b6a7a8a2b7f2c57545a52f9bd49fa4fb723cce683996696188", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df2a1c468af842b6a7a8a2b7f2c57545a52f9bd49fa4fb723cce683996696188", kill_on_drop: false }`
[INFO] [stdout] df2a1c468af842b6a7a8a2b7f2c57545a52f9bd49fa4fb723cce683996696188
[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=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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 243a03008d6c0c273f2386ea25fb537be7fb7f7f881b720f4fcc2a355afdfce3
[INFO] running `Command { std: "docker" "start" "-a" "243a03008d6c0c273f2386ea25fb537be7fb7f7f881b720f4fcc2a355afdfce3", kill_on_drop: false }`
[INFO] [stderr] warning: field `text` is never read
[INFO] [stdout] 
[INFO] [stderr]  --> src/cli.rs:9:9
[INFO] [stdout] running 0 tests
[INFO] [stderr]   |
[INFO] [stdout] 
[INFO] [stderr] 7 |     Add {
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]   |     --- field in this variant
[INFO] [stdout] 
[INFO] [stderr] 8 |         #[structopt()]
[INFO] [stderr] 9 |         text: String,
[INFO] [stderr]   |         ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `Action` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `position` is never read
[INFO] [stderr]   --> src/cli.rs:14:9
[INFO] [stderr]    |
[INFO] [stderr] 12 |     Done {
[INFO] [stderr]    |     ---- field in this variant
[INFO] [stderr] 13 |         #[structopt()]
[INFO] [stderr] 14 |         position: usize,
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Action` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: fields `action` and `journal_file` are never read
[INFO] [stderr]   --> src/cli.rs:27:9
[INFO] [stderr]    |
[INFO] [stderr] 25 | pub struct CommandLineArgs {
[INFO] [stderr]    |            --------------- fields in this struct
[INFO] [stderr] 26 |     #[structopt(subcommand)]
[INFO] [stderr] 27 |     pub action: Action,
[INFO] [stderr]    |         ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 30 |     pub journal_file: Option<PathBuf>,
[INFO] [stderr]    |         ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `CommandLineArgs` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: `rusty-journal` (bin "rusty-journal" test) generated 3 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rusty_journal-f979d7ed179735ae)
[INFO] running `Command { std: "docker" "inspect" "243a03008d6c0c273f2386ea25fb537be7fb7f7f881b720f4fcc2a355afdfce3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "243a03008d6c0c273f2386ea25fb537be7fb7f7f881b720f4fcc2a355afdfce3", kill_on_drop: false }`
[INFO] [stdout] 243a03008d6c0c273f2386ea25fb537be7fb7f7f881b720f4fcc2a355afdfce3