[INFO] fetching crate metrictools 0.1.0...
[INFO] testing metrictools-0.1.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate metrictools 0.1.0 into /workspace/builds/worker-16/source
[INFO] validating manifest of crates.io crate metrictools 0.1.0 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 metrictools 0.1.0
[INFO] finished tweaking crates.io crate metrictools 0.1.0
[INFO] tweaked toml for crates.io crate metrictools 0.1.0 written to /workspace/builds/worker-16/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] 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-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] 275f6263c9bbafb10fe4d6a12b470770b88a6735324f2f95c253f9f3cbe1f498
[INFO] running `Command { std: "docker" "start" "-a" "275f6263c9bbafb10fe4d6a12b470770b88a6735324f2f95c253f9f3cbe1f498", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "275f6263c9bbafb10fe4d6a12b470770b88a6735324f2f95c253f9f3cbe1f498", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "275f6263c9bbafb10fe4d6a12b470770b88a6735324f2f95c253f9f3cbe1f498", kill_on_drop: false }`
[INFO] [stdout] 275f6263c9bbafb10fe4d6a12b470770b88a6735324f2f95c253f9f3cbe1f498
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] f5c737a4ec8a6fa76e1292339144c64e72c4bee4c487822f1e6dcc4f7bbdda0a
[INFO] running `Command { std: "docker" "start" "-a" "f5c737a4ec8a6fa76e1292339144c64e72c4bee4c487822f1e6dcc4f7bbdda0a", kill_on_drop: false }`
[INFO] [stderr]    Compiling metrictools v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "f5c737a4ec8a6fa76e1292339144c64e72c4bee4c487822f1e6dcc4f7bbdda0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5c737a4ec8a6fa76e1292339144c64e72c4bee4c487822f1e6dcc4f7bbdda0a", kill_on_drop: false }`
[INFO] [stdout] f5c737a4ec8a6fa76e1292339144c64e72c4bee4c487822f1e6dcc4f7bbdda0a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] 8c9f60315543fb962c375f00979838c2ea9788a9f68ed4ce4563d8127285c39b
[INFO] running `Command { std: "docker" "start" "-a" "8c9f60315543fb962c375f00979838c2ea9788a9f68ed4ce4563d8127285c39b", kill_on_drop: false }`
[INFO] [stderr]    Compiling metrictools v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "8c9f60315543fb962c375f00979838c2ea9788a9f68ed4ce4563d8127285c39b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c9f60315543fb962c375f00979838c2ea9788a9f68ed4ce4563d8127285c39b", kill_on_drop: false }`
[INFO] [stdout] 8c9f60315543fb962c375f00979838c2ea9788a9f68ed4ce4563d8127285c39b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] 0d5a0be752228e4e387d9e646cd41353e7569555f0a8f63a0c16ac01fba4733d
[INFO] running `Command { std: "docker" "start" "-a" "0d5a0be752228e4e387d9e646cd41353e7569555f0a8f63a0c16ac01fba4733d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/metrictools-a160f55363449c9e)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests metrictools
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[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" "0d5a0be752228e4e387d9e646cd41353e7569555f0a8f63a0c16ac01fba4733d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d5a0be752228e4e387d9e646cd41353e7569555f0a8f63a0c16ac01fba4733d", kill_on_drop: false }`
[INFO] [stdout] 0d5a0be752228e4e387d9e646cd41353e7569555f0a8f63a0c16ac01fba4733d