[INFO] cloning repository https://github.com/diserere/rust-test-coverage
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/diserere/rust-test-coverage" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdiserere%2Frust-test-coverage", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdiserere%2Frust-test-coverage'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e27be5ebabfeb783ddb9905602dd090c4137c8cb
[INFO] testing diserere/rust-test-coverage against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdiserere%2Frust-test-coverage" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/diserere/rust-test-coverage 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/diserere/rust-test-coverage
[INFO] finished tweaking git repo https://github.com/diserere/rust-test-coverage
[INFO] tweaked toml for git repo https://github.com/diserere/rust-test-coverage written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/diserere/rust-test-coverage 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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 5f85480e6a15cc01c8281a8ec4b175feae379843792a08cc8303e727d04b30ef
[INFO] running `Command { std: "docker" "start" "-a" "5f85480e6a15cc01c8281a8ec4b175feae379843792a08cc8303e727d04b30ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5f85480e6a15cc01c8281a8ec4b175feae379843792a08cc8303e727d04b30ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f85480e6a15cc01c8281a8ec4b175feae379843792a08cc8303e727d04b30ef", kill_on_drop: false }`
[INFO] [stdout] 5f85480e6a15cc01c8281a8ec4b175feae379843792a08cc8303e727d04b30ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 2355cf51da29922c5d9842e00f8027446fc3a72ff8de0aa18c92942bd99014b9
[INFO] running `Command { std: "docker" "start" "-a" "2355cf51da29922c5d9842e00f8027446fc3a72ff8de0aa18c92942bd99014b9", kill_on_drop: false }`
[INFO] [stderr]    Compiling test_cov_kcov v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "2355cf51da29922c5d9842e00f8027446fc3a72ff8de0aa18c92942bd99014b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2355cf51da29922c5d9842e00f8027446fc3a72ff8de0aa18c92942bd99014b9", kill_on_drop: false }`
[INFO] [stdout] 2355cf51da29922c5d9842e00f8027446fc3a72ff8de0aa18c92942bd99014b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 613c512672227b5155389ce2f81e4c0f34da1b808fd01f7576766524b51ce67b
[INFO] running `Command { std: "docker" "start" "-a" "613c512672227b5155389ce2f81e4c0f34da1b808fd01f7576766524b51ce67b", kill_on_drop: false }`
[INFO] [stderr]    Compiling test_cov_kcov v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> src/main.rs:35:6
[INFO] [stdout]    |
[INFO] [stdout] 35 |     use super::*;
[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 0.66s
[INFO] running `Command { std: "docker" "inspect" "613c512672227b5155389ce2f81e4c0f34da1b808fd01f7576766524b51ce67b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "613c512672227b5155389ce2f81e4c0f34da1b808fd01f7576766524b51ce67b", kill_on_drop: false }`
[INFO] [stdout] 613c512672227b5155389ce2f81e4c0f34da1b808fd01f7576766524b51ce67b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 00200cd2a339691cb074bcf57f8b23c17afbbde435f18a3e0ed07a4abefd0dc8
[INFO] running `Command { std: "docker" "start" "-a" "00200cd2a339691cb074bcf57f8b23c17afbbde435f18a3e0ed07a4abefd0dc8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stdout] running 0 tests
[INFO] [stderr]   --> src/main.rs:35:6
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 35 |     use super::*;
[INFO] [stdout] 
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] running 0 tests
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] warning: `test_cov_kcov` (bin "test_cov_kcov" test) generated 1 warning
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.26s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/test_cov_kcov-779c2d73af238b9a)
[INFO] [stderr]      Running tests/test_all.rs (/opt/rustwide/target/debug/deps/test_all-b1a85fa7e9da5481)
[INFO] running `Command { std: "docker" "inspect" "00200cd2a339691cb074bcf57f8b23c17afbbde435f18a3e0ed07a4abefd0dc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00200cd2a339691cb074bcf57f8b23c17afbbde435f18a3e0ed07a4abefd0dc8", kill_on_drop: false }`
[INFO] [stdout] 00200cd2a339691cb074bcf57f8b23c17afbbde435f18a3e0ed07a4abefd0dc8