[INFO] fetching crate minicov 0.2.2...
[INFO] testing minicov-0.2.2 against 1.60.0 for beta-1.61-1
[INFO] extracting crate minicov 0.2.2 into /workspace/builds/worker-29/source
[INFO] validating manifest of crates.io crate minicov 0.2.2 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 crates.io crate minicov 0.2.2
[INFO] finished tweaking crates.io crate minicov 0.2.2
[INFO] tweaked toml for crates.io crate minicov 0.2.2 written to /workspace/builds/worker-29/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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] a0726faaf4810e6e169093ee5247078b9dba7b24e562fc35502cca14a28c84a6
[INFO] running `Command { std: "docker" "start" "-a" "a0726faaf4810e6e169093ee5247078b9dba7b24e562fc35502cca14a28c84a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a0726faaf4810e6e169093ee5247078b9dba7b24e562fc35502cca14a28c84a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0726faaf4810e6e169093ee5247078b9dba7b24e562fc35502cca14a28c84a6", kill_on_drop: false }`
[INFO] [stdout] a0726faaf4810e6e169093ee5247078b9dba7b24e562fc35502cca14a28c84a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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] 49bf8f8a09f51d3788cc1f80b95e340e76ad65c603b467ea76063db05475c247
[INFO] running `Command { std: "docker" "start" "-a" "49bf8f8a09f51d3788cc1f80b95e340e76ad65c603b467ea76063db05475c247", kill_on_drop: false }`
[INFO] [stderr]    Compiling minicov v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.61s
[INFO] running `Command { std: "docker" "inspect" "49bf8f8a09f51d3788cc1f80b95e340e76ad65c603b467ea76063db05475c247", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49bf8f8a09f51d3788cc1f80b95e340e76ad65c603b467ea76063db05475c247", kill_on_drop: false }`
[INFO] [stdout] 49bf8f8a09f51d3788cc1f80b95e340e76ad65c603b467ea76063db05475c247
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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] 35023b52e4bc49a73ca9874d37365c835ab0eb0a15ab2761e2986eaa2410d0e1
[INFO] running `Command { std: "docker" "start" "-a" "35023b52e4bc49a73ca9874d37365c835ab0eb0a15ab2761e2986eaa2410d0e1", kill_on_drop: false }`
[INFO] [stderr]    Compiling minicov v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "35023b52e4bc49a73ca9874d37365c835ab0eb0a15ab2761e2986eaa2410d0e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35023b52e4bc49a73ca9874d37365c835ab0eb0a15ab2761e2986eaa2410d0e1", kill_on_drop: false }`
[INFO] [stdout] 35023b52e4bc49a73ca9874d37365c835ab0eb0a15ab2761e2986eaa2410d0e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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] 6095fb08b28097fab6296a3dd8c449d209be59f88b70da60b0025b911c491b1d
[INFO] running `Command { std: "docker" "start" "-a" "6095fb08b28097fab6296a3dd8c449d209be59f88b70da60b0025b911c491b1d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/minicov-d0b59e43bac2578e)
[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 minicov
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 48) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6095fb08b28097fab6296a3dd8c449d209be59f88b70da60b0025b911c491b1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6095fb08b28097fab6296a3dd8c449d209be59f88b70da60b0025b911c491b1d", kill_on_drop: false }`
[INFO] [stdout] 6095fb08b28097fab6296a3dd8c449d209be59f88b70da60b0025b911c491b1d