[INFO] fetching crate msrv 0.0.0...
[INFO] testing msrv-0.0.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate msrv 0.0.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate msrv 0.0.0 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 msrv 0.0.0
[INFO] finished tweaking crates.io crate msrv 0.0.0
[INFO] tweaked toml for crates.io crate msrv 0.0.0 written to /workspace/builds/worker-6/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-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] b91b38a62c89e2df31396e5da8c9dad6c2cb14d3dc74c96b672b4079b1b6cbcd
[INFO] running `Command { std: "docker" "start" "-a" "b91b38a62c89e2df31396e5da8c9dad6c2cb14d3dc74c96b672b4079b1b6cbcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b91b38a62c89e2df31396e5da8c9dad6c2cb14d3dc74c96b672b4079b1b6cbcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b91b38a62c89e2df31396e5da8c9dad6c2cb14d3dc74c96b672b4079b1b6cbcd", kill_on_drop: false }`
[INFO] [stdout] b91b38a62c89e2df31396e5da8c9dad6c2cb14d3dc74c96b672b4079b1b6cbcd
[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] 174a8d40b3f48a4ed935b482b9ede997f66deb26f6a736056f5c70ff3de9166d
[INFO] running `Command { std: "docker" "start" "-a" "174a8d40b3f48a4ed935b482b9ede997f66deb26f6a736056f5c70ff3de9166d", 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] [stderr]    Compiling msrv v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.17s
[INFO] running `Command { std: "docker" "inspect" "174a8d40b3f48a4ed935b482b9ede997f66deb26f6a736056f5c70ff3de9166d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "174a8d40b3f48a4ed935b482b9ede997f66deb26f6a736056f5c70ff3de9166d", kill_on_drop: false }`
[INFO] [stdout] 174a8d40b3f48a4ed935b482b9ede997f66deb26f6a736056f5c70ff3de9166d
[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] 79ca1926bd42b0e7ff8ace37b9575c89fc6b54566d26a7d10a5fffc34ed4c5f7
[INFO] running `Command { std: "docker" "start" "-a" "79ca1926bd42b0e7ff8ace37b9575c89fc6b54566d26a7d10a5fffc34ed4c5f7", kill_on_drop: false }`
[INFO] [stderr]    Compiling msrv v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "79ca1926bd42b0e7ff8ace37b9575c89fc6b54566d26a7d10a5fffc34ed4c5f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79ca1926bd42b0e7ff8ace37b9575c89fc6b54566d26a7d10a5fffc34ed4c5f7", kill_on_drop: false }`
[INFO] [stdout] 79ca1926bd42b0e7ff8ace37b9575c89fc6b54566d26a7d10a5fffc34ed4c5f7
[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] aacd5b7031cff549923f3695d2d810d023f2a6ee602e504f95ab8dc3cf129128
[INFO] running `Command { std: "docker" "start" "-a" "aacd5b7031cff549923f3695d2d810d023f2a6ee602e504f95ab8dc3cf129128", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/msrv-11de9fbc7370b6fd)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests msrv
[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] [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" "aacd5b7031cff549923f3695d2d810d023f2a6ee602e504f95ab8dc3cf129128", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aacd5b7031cff549923f3695d2d810d023f2a6ee602e504f95ab8dc3cf129128", kill_on_drop: false }`
[INFO] [stdout] aacd5b7031cff549923f3695d2d810d023f2a6ee602e504f95ab8dc3cf129128