[INFO] cloning repository https://github.com/mvolkmann/rust-error-handling
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mvolkmann/rust-error-handling" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmvolkmann%2Frust-error-handling", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmvolkmann%2Frust-error-handling'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 08265e10ba4643c50dc983ae7102c5b70aa0b7da
[INFO] testing mvolkmann/rust-error-handling against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmvolkmann%2Frust-error-handling" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mvolkmann/rust-error-handling
[INFO] finished tweaking git repo https://github.com/mvolkmann/rust-error-handling
[INFO] tweaked toml for git repo https://github.com/mvolkmann/rust-error-handling written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mvolkmann/rust-error-handling on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mvolkmann/rust-error-handling 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1f492e54aaac75cdd7b748f3c6d342756dae502a9f9bc6b00a91bfc7ca631084
[INFO] running `Command { std: "docker" "start" "-a" "1f492e54aaac75cdd7b748f3c6d342756dae502a9f9bc6b00a91bfc7ca631084", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1f492e54aaac75cdd7b748f3c6d342756dae502a9f9bc6b00a91bfc7ca631084", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f492e54aaac75cdd7b748f3c6d342756dae502a9f9bc6b00a91bfc7ca631084", kill_on_drop: false }`
[INFO] [stdout] 1f492e54aaac75cdd7b748f3c6d342756dae502a9f9bc6b00a91bfc7ca631084
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e283f37b78372ff5bd534b6bdde1a8a33c504e62d8903e83218136dd20c2d688
[INFO] running `Command { std: "docker" "start" "-a" "e283f37b78372ff5bd534b6bdde1a8a33c504e62d8903e83218136dd20c2d688", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling serde_json v1.0.62
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]    Compiling rust-error-handling v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `get_dogs1` is never used
[INFO] [stdout]   --> src/main.rs:74:4
[INFO] [stdout]    |
[INFO] [stdout] 74 | fn get_dogs1(file_path: &str) -> Result<Vec<Dog>, Box<dyn Error>> {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_dogs2` is never used
[INFO] [stdout]   --> src/main.rs:87:4
[INFO] [stdout]    |
[INFO] [stdout] 87 | fn get_dogs2(file_path: &str) -> MyResult<Vec<Dog>> {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.80s
[INFO] running `Command { std: "docker" "inspect" "e283f37b78372ff5bd534b6bdde1a8a33c504e62d8903e83218136dd20c2d688", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e283f37b78372ff5bd534b6bdde1a8a33c504e62d8903e83218136dd20c2d688", kill_on_drop: false }`
[INFO] [stdout] e283f37b78372ff5bd534b6bdde1a8a33c504e62d8903e83218136dd20c2d688
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9893ad6c28bcdf9c4d64a0f5d12cb9841f994ebb7bb23cf2206334147be0ac52
[INFO] running `Command { std: "docker" "start" "-a" "9893ad6c28bcdf9c4d64a0f5d12cb9841f994ebb7bb23cf2206334147be0ac52", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-error-handling v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `get_dogs1` is never used
[INFO] [stdout]   --> src/main.rs:74:4
[INFO] [stdout]    |
[INFO] [stdout] 74 | fn get_dogs1(file_path: &str) -> Result<Vec<Dog>, Box<dyn Error>> {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_dogs2` is never used
[INFO] [stdout]   --> src/main.rs:87:4
[INFO] [stdout]    |
[INFO] [stdout] 87 | fn get_dogs2(file_path: &str) -> MyResult<Vec<Dog>> {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "9893ad6c28bcdf9c4d64a0f5d12cb9841f994ebb7bb23cf2206334147be0ac52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9893ad6c28bcdf9c4d64a0f5d12cb9841f994ebb7bb23cf2206334147be0ac52", kill_on_drop: false }`
[INFO] [stdout] 9893ad6c28bcdf9c4d64a0f5d12cb9841f994ebb7bb23cf2206334147be0ac52
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1970b1782bbc9bcb46e83965630bf95faa8bb8ca0b9cddbcbd20095b179b888e
[INFO] running `Command { std: "docker" "start" "-a" "1970b1782bbc9bcb46e83965630bf95faa8bb8ca0b9cddbcbd20095b179b888e", kill_on_drop: false }`
[INFO] [stderr] warning: function `get_dogs1` is never used
[INFO] [stdout] 
[INFO] [stderr]   --> src/main.rs:74:4
[INFO] [stdout] running 0 tests
[INFO] [stderr]    |
[INFO] [stdout] 
[INFO] [stderr] 74 | fn get_dogs1(file_path: &str) -> Result<Vec<Dog>, Box<dyn Error>> {
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `get_dogs2` is never used
[INFO] [stderr]   --> src/main.rs:87:4
[INFO] [stderr]    |
[INFO] [stderr] 87 | fn get_dogs2(file_path: &str) -> MyResult<Vec<Dog>> {
[INFO] [stderr]    |    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `rust-error-handling` (bin "rust-error-handling" test) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_error_handling-911de26ffda5f07d)
[INFO] running `Command { std: "docker" "inspect" "1970b1782bbc9bcb46e83965630bf95faa8bb8ca0b9cddbcbd20095b179b888e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1970b1782bbc9bcb46e83965630bf95faa8bb8ca0b9cddbcbd20095b179b888e", kill_on_drop: false }`
[INFO] [stdout] 1970b1782bbc9bcb46e83965630bf95faa8bb8ca0b9cddbcbd20095b179b888e