[INFO] fetching crate carboncopy 0.3.0...
[INFO] testing carboncopy-0.3.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate carboncopy 0.3.0 into /workspace/builds/worker-111/source
[INFO] validating manifest of crates.io crate carboncopy 0.3.0 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate carboncopy 0.3.0
[INFO] finished tweaking crates.io crate carboncopy 0.3.0
[INFO] tweaked toml for crates.io crate carboncopy 0.3.0 written to /workspace/builds/worker-111/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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" "+1.59.0" "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-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b5278bc49a0658fc11e0000a7c084ba95d4ce1b7b8961d5557f06e7f8002aa24
[INFO] running `Command { std: "docker" "start" "-a" "b5278bc49a0658fc11e0000a7c084ba95d4ce1b7b8961d5557f06e7f8002aa24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b5278bc49a0658fc11e0000a7c084ba95d4ce1b7b8961d5557f06e7f8002aa24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5278bc49a0658fc11e0000a7c084ba95d4ce1b7b8961d5557f06e7f8002aa24", kill_on_drop: false }`
[INFO] [stdout] b5278bc49a0658fc11e0000a7c084ba95d4ce1b7b8961d5557f06e7f8002aa24
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] be36e7f3ac35402657d6c63301189af7da67b5854bcfafdf14c3a295cbd063ff
[INFO] running `Command { std: "docker" "start" "-a" "be36e7f3ac35402657d6c63301189af7da67b5854bcfafdf14c3a295cbd063ff", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling futures-sink v0.3.21
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling pin-project-lite v0.2.8
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling futures-io v0.3.21
[INFO] [stderr]    Compiling slab v0.4.5
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling ryu v1.0.9
[INFO] [stderr]    Compiling itoa v1.0.1
[INFO] [stderr]    Compiling data-encoding v2.3.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling futures-executor v0.3.21
[INFO] [stderr]    Compiling futures v0.3.21
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling carboncopy v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.72s
[INFO] running `Command { std: "docker" "inspect" "be36e7f3ac35402657d6c63301189af7da67b5854bcfafdf14c3a295cbd063ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be36e7f3ac35402657d6c63301189af7da67b5854bcfafdf14c3a295cbd063ff", kill_on_drop: false }`
[INFO] [stdout] be36e7f3ac35402657d6c63301189af7da67b5854bcfafdf14c3a295cbd063ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 79b0d628175643bbd65b6b643b89bc0ca6382cdfeda77b88560a2ad374e61a11
[INFO] running `Command { std: "docker" "start" "-a" "79b0d628175643bbd65b6b643b89bc0ca6382cdfeda77b88560a2ad374e61a11", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling carboncopy v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.20s
[INFO] running `Command { std: "docker" "inspect" "79b0d628175643bbd65b6b643b89bc0ca6382cdfeda77b88560a2ad374e61a11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79b0d628175643bbd65b6b643b89bc0ca6382cdfeda77b88560a2ad374e61a11", kill_on_drop: false }`
[INFO] [stdout] 79b0d628175643bbd65b6b643b89bc0ca6382cdfeda77b88560a2ad374e61a11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3c1924227a6822230e65559f0f6ac453da5bc539bf331f9c87dcbbef6534940e
[INFO] running `Command { std: "docker" "start" "-a" "3c1924227a6822230e65559f0f6ac453da5bc539bf331f9c87dcbbef6534940e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/carboncopy-58b59dafa953ef4e)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stderr]    Doc-tests carboncopy
[INFO] [stdout] test json::tests::serialize_composite_json ... ok
[INFO] [stdout] test json::tests::serialize_text_message ... ok
[INFO] [stdout] test tests::log_expensive ... ok
[INFO] [stdout] test valid::tests::comma_delimit_tags ... ok
[INFO] [stdout] test valid::tests::validate_tag ... ok
[INFO] [stdout] test tests::log_shortcuts ... ok
[INFO] [stdout] test tests::stringify_enum ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 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" "3c1924227a6822230e65559f0f6ac453da5bc539bf331f9c87dcbbef6534940e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c1924227a6822230e65559f0f6ac453da5bc539bf331f9c87dcbbef6534940e", kill_on_drop: false }`
[INFO] [stdout] 3c1924227a6822230e65559f0f6ac453da5bc539bf331f9c87dcbbef6534940e