[INFO] cloning repository https://github.com/danleh/main_error
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/danleh/main_error" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanleh%2Fmain_error", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanleh%2Fmain_error'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7fd33c4e5b53a3ffa592045d1c3492fb311bc33f
[INFO] testing danleh/main_error/7fd33c4e5b53a3ffa592045d1c3492fb311bc33f against 1.97.0-beta.6 for beta-1.98-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanleh%2Fmain_error" "/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/danleh/main_error
[INFO] finished tweaking git repo https://github.com/danleh/main_error
[INFO] tweaked toml for git repo https://github.com/danleh/main_error written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/danleh/main_error on toolchain 1.97.0-beta.6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.97.0-beta.6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.97.0-beta.6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.97.0-beta.6" "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/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 33381195762f3b2d236e50a6c28dd3ea4f84446c2706b8ca11df9c5db1811b59
[INFO] running `Command { std: "docker" "start" "33381195762f3b2d236e50a6c28dd3ea4f84446c2706b8ca11df9c5db1811b59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "33381195762f3b2d236e50a6c28dd3ea4f84446c2706b8ca11df9c5db1811b59", 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" "33381195762f3b2d236e50a6c28dd3ea4f84446c2706b8ca11df9c5db1811b59" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "33381195762f3b2d236e50a6c28dd3ea4f84446c2706b8ca11df9c5db1811b59", 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" "33381195762f3b2d236e50a6c28dd3ea4f84446c2706b8ca11df9c5db1811b59" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling main_error v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] running `Command { std: "docker" "inspect" "33381195762f3b2d236e50a6c28dd3ea4f84446c2706b8ca11df9c5db1811b59", 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" "33381195762f3b2d236e50a6c28dd3ea4f84446c2706b8ca11df9c5db1811b59" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling main_error v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: calls to `std::str::from_utf8` with an invalid literal always return an error
[INFO] [stdout]   --> examples/03_multiple_error_types.rs:10:19
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let _: &str = std::str::from_utf8(&[159])?;
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^-----^
[INFO] [stdout]    |                                        |
[INFO] [stdout]    |                                        the literal was valid UTF-8 up to the 0 bytes
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(invalid_from_utf8)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "33381195762f3b2d236e50a6c28dd3ea4f84446c2706b8ca11df9c5db1811b59", 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" "33381195762f3b2d236e50a6c28dd3ea4f84446c2706b8ca11df9c5db1811b59" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] warning: calls to `std::str::from_utf8` with an invalid literal always return an error
[INFO] [stderr]   --> examples/03_multiple_error_types.rs:10:19
[INFO] [stderr]    |
[INFO] [stderr] 10 |     let _: &str = std::str::from_utf8(&[159])?;
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^^^^^-----^
[INFO] [stderr]    |                                        |
[INFO] [stderr]    |                                        the literal was valid UTF-8 up to the 0 bytes
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(invalid_from_utf8)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `main_error` (example "03_multiple_error_types") generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/main_error-2ba8785b7cad94e4)
[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] [stderr]    Doc-tests main_error
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - (line 35) ... ok
[INFO] [stdout] test src/lib.rs - (line 8) ... ok
[INFO] [stdout] test src/lib.rs - MainError (line 119) ... ok
[INFO] [stdout] test src/lib.rs - MainError (line 105) ... ok
[INFO] [stdout] test src/lib.rs - MainError (line 111) ... ok
[INFO] [stdout] test src/lib.rs - (line 56) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.38s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "33381195762f3b2d236e50a6c28dd3ea4f84446c2706b8ca11df9c5db1811b59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33381195762f3b2d236e50a6c28dd3ea4f84446c2706b8ca11df9c5db1811b59", kill_on_drop: false }`
[INFO] [stdout] 33381195762f3b2d236e50a6c28dd3ea4f84446c2706b8ca11df9c5db1811b59
