[INFO] cloning repository https://github.com/jlkiri/miette-tab-error-repro
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jlkiri/miette-tab-error-repro" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjlkiri%2Fmiette-tab-error-repro", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjlkiri%2Fmiette-tab-error-repro'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f789f8994faca7f03872684163db8c76137db0a4
[INFO] testing jlkiri/miette-tab-error-repro against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjlkiri%2Fmiette-tab-error-repro" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jlkiri/miette-tab-error-repro on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jlkiri/miette-tab-error-repro
[INFO] finished tweaking git repo https://github.com/jlkiri/miette-tab-error-repro
[INFO] tweaked toml for git repo https://github.com/jlkiri/miette-tab-error-repro written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/jlkiri/miette-tab-error-repro already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded smawk v0.3.1
[INFO] [stderr]   Downloaded supports-unicode v1.0.2
[INFO] [stderr]   Downloaded supports-hyperlinks v1.2.0
[INFO] [stderr]   Downloaded is_ci v1.1.1
[INFO] [stderr]   Downloaded owo-colors v2.1.0
[INFO] [stderr]   Downloaded addr2line v0.16.0
[INFO] [stderr]   Downloaded backtrace v0.3.61
[INFO] [stderr]   Downloaded object v0.26.2
[INFO] [stderr]   Downloaded supports-color v1.1.1
[INFO] [stderr]   Downloaded term_size v0.3.2
[INFO] [stderr]   Downloaded gimli v0.25.0
[INFO] [stderr]   Downloaded miette-derive v3.0.1
[INFO] [stderr]   Downloaded miette v3.0.1
[INFO] [stderr]   Downloaded unicode-linebreak v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e43103272cdeac6cbd6a794745d826a9e8b7ddefff6fea14d78ad7e4a325d8fe
[INFO] running `Command { std: "docker" "start" "-a" "e43103272cdeac6cbd6a794745d826a9e8b7ddefff6fea14d78ad7e4a325d8fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e43103272cdeac6cbd6a794745d826a9e8b7ddefff6fea14d78ad7e4a325d8fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e43103272cdeac6cbd6a794745d826a9e8b7ddefff6fea14d78ad7e4a325d8fe", kill_on_drop: false }`
[INFO] [stdout] e43103272cdeac6cbd6a794745d826a9e8b7ddefff6fea14d78ad7e4a325d8fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e74e4a073f9d690b8075cb9c2b6648383709ea0630087e9d09cf6d09b2fa6b3a
[INFO] running `Command { std: "docker" "start" "-a" "e74e4a073f9d690b8075cb9c2b6648383709ea0630087e9d09cf6d09b2fa6b3a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.77
[INFO] [stderr]    Compiling is_ci v1.1.1
[INFO] [stderr]    Compiling smawk v0.3.1
[INFO] [stderr]    Compiling owo-colors v2.1.0
[INFO] [stderr]    Compiling backtrace v0.3.61
[INFO] [stderr]    Compiling object v0.26.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling term_size v0.3.2
[INFO] [stderr]    Compiling unicode-linebreak v0.1.2
[INFO] [stderr]    Compiling supports-unicode v1.0.2
[INFO] [stderr]    Compiling supports-hyperlinks v1.2.0
[INFO] [stderr]    Compiling supports-color v1.1.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.29
[INFO] [stderr]    Compiling miette-derive v3.0.1
[INFO] [stderr]    Compiling textwrap v0.14.2
[INFO] [stderr]    Compiling thiserror v1.0.29
[INFO] [stderr]    Compiling miette v3.0.1
[INFO] [stderr]    Compiling miette-tab-error-repro v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `SourceSpan`
[INFO] [stdout]  --> src/main.rs:1:26
[INFO] [stdout]   |
[INFO] [stdout] 1 | use miette::{Diagnostic, SourceSpan, Result};
[INFO] [stdout]   |                          ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.36s
[INFO] running `Command { std: "docker" "inspect" "e74e4a073f9d690b8075cb9c2b6648383709ea0630087e9d09cf6d09b2fa6b3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e74e4a073f9d690b8075cb9c2b6648383709ea0630087e9d09cf6d09b2fa6b3a", kill_on_drop: false }`
[INFO] [stdout] e74e4a073f9d690b8075cb9c2b6648383709ea0630087e9d09cf6d09b2fa6b3a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2c62966eb1f9450ec10bcf75e56c8f88b09244dc9d59c963ea9e6329f71333bd
[INFO] running `Command { std: "docker" "start" "-a" "2c62966eb1f9450ec10bcf75e56c8f88b09244dc9d59c963ea9e6329f71333bd", kill_on_drop: false }`
[INFO] [stderr]    Compiling miette-tab-error-repro v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `SourceSpan`
[INFO] [stdout]  --> src/main.rs:1:26
[INFO] [stdout]   |
[INFO] [stdout] 1 | use miette::{Diagnostic, SourceSpan, Result};
[INFO] [stdout]   |                          ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "2c62966eb1f9450ec10bcf75e56c8f88b09244dc9d59c963ea9e6329f71333bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c62966eb1f9450ec10bcf75e56c8f88b09244dc9d59c963ea9e6329f71333bd", kill_on_drop: false }`
[INFO] [stdout] 2c62966eb1f9450ec10bcf75e56c8f88b09244dc9d59c963ea9e6329f71333bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fdba30698606730fb099e59ea079c235e54156cb30abd8b4d6f7325646413ca5
[INFO] running `Command { std: "docker" "start" "-a" "fdba30698606730fb099e59ea079c235e54156cb30abd8b4d6f7325646413ca5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused import: `SourceSpan`
[INFO] [stderr]  --> src/main.rs:1:26
[INFO] [stderr]   |
[INFO] [stderr] 1 | use miette::{Diagnostic, SourceSpan, Result};
[INFO] [stderr]   |                          ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `miette-tab-error-repro` (bin "miette-tab-error-repro" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.72s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/miette_tab_error_repro-aeb732d8a1fea786)
[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] running `Command { std: "docker" "inspect" "fdba30698606730fb099e59ea079c235e54156cb30abd8b4d6f7325646413ca5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fdba30698606730fb099e59ea079c235e54156cb30abd8b4d6f7325646413ca5", kill_on_drop: false }`
[INFO] [stdout] fdba30698606730fb099e59ea079c235e54156cb30abd8b4d6f7325646413ca5