[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 beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdiserere%2Frust-test-coverage" "/workspace/builds/worker-21/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-21/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/diserere/rust-test-coverage on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-21/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" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d29865f5c33fa510ee97daa4ad65773bbc024eb1deb32a8b9e8a53b5578d7638
[INFO] running `Command { std: "docker" "start" "-a" "d29865f5c33fa510ee97daa4ad65773bbc024eb1deb32a8b9e8a53b5578d7638", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d29865f5c33fa510ee97daa4ad65773bbc024eb1deb32a8b9e8a53b5578d7638", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d29865f5c33fa510ee97daa4ad65773bbc024eb1deb32a8b9e8a53b5578d7638", kill_on_drop: false }`
[INFO] [stdout] d29865f5c33fa510ee97daa4ad65773bbc024eb1deb32a8b9e8a53b5578d7638
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 48c84d3f5a559dc7c899aa36f8ff3f991480f7848abf3ab4bd7c7a93f0e58208
[INFO] running `Command { std: "docker" "start" "-a" "48c84d3f5a559dc7c899aa36f8ff3f991480f7848abf3ab4bd7c7a93f0e58208", 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 0.56s
[INFO] running `Command { std: "docker" "inspect" "48c84d3f5a559dc7c899aa36f8ff3f991480f7848abf3ab4bd7c7a93f0e58208", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48c84d3f5a559dc7c899aa36f8ff3f991480f7848abf3ab4bd7c7a93f0e58208", kill_on_drop: false }`
[INFO] [stdout] 48c84d3f5a559dc7c899aa36f8ff3f991480f7848abf3ab4bd7c7a93f0e58208
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3616e8e4da43d123592c3e21faf872f94ab2ae2a7639ff56966141926d0d9b90
[INFO] running `Command { std: "docker" "start" "-a" "3616e8e4da43d123592c3e21faf872f94ab2ae2a7639ff56966141926d0d9b90", 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] help: consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]   --> src/main.rs:34:1
[INFO] [stdout]    |
[INFO] [stdout] 34 | mod coverage_tests {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.35s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/test_cov_kcov-d8c7d268b046b931)
[INFO] [stderr]   Executable tests/test_all.rs (/opt/rustwide/target/debug/deps/test_all-a855872977299b98)
[INFO] running `Command { std: "docker" "inspect" "3616e8e4da43d123592c3e21faf872f94ab2ae2a7639ff56966141926d0d9b90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3616e8e4da43d123592c3e21faf872f94ab2ae2a7639ff56966141926d0d9b90", kill_on_drop: false }`
[INFO] [stdout] 3616e8e4da43d123592c3e21faf872f94ab2ae2a7639ff56966141926d0d9b90
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d3140fd16f16d38c32f97dc71ca6903e6d1c32f1c5cd7957bd38e8349801d98f
[INFO] running `Command { std: "docker" "start" "-a" "d3140fd16f16d38c32f97dc71ca6903e6d1c32f1c5cd7957bd38e8349801d98f", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]   --> src/main.rs:35:6
[INFO] [stderr]    |
[INFO] [stderr] 35 |     use super::*;
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] help: consider adding a `#[cfg(test)]` to the containing module
[INFO] [stderr]   --> src/main.rs:34:1
[INFO] [stderr]    |
[INFO] [stderr] 34 | mod coverage_tests {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `test_cov_kcov` (bin "test_cov_kcov" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/test_cov_kcov-d8c7d268b046b931)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running tests/test_all.rs (/opt/rustwide/target/debug/deps/test_all-a855872977299b98)
[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] [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" "d3140fd16f16d38c32f97dc71ca6903e6d1c32f1c5cd7957bd38e8349801d98f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3140fd16f16d38c32f97dc71ca6903e6d1c32f1c5cd7957bd38e8349801d98f", kill_on_drop: false }`
[INFO] [stdout] d3140fd16f16d38c32f97dc71ca6903e6d1c32f1c5cd7957bd38e8349801d98f