[INFO] fetching crate squirtle 0.2.0...
[INFO] testing squirtle-0.2.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate squirtle 0.2.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate squirtle 0.2.0 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 squirtle 0.2.0
[INFO] finished tweaking crates.io crate squirtle 0.2.0
[INFO] tweaked toml for crates.io crate squirtle 0.2.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate squirtle 0.2.0 already has a lockfile, it will not be regenerated
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 1a791a232aa4f4f015bc1fd0d989eeac031de0768da4effc253604d1d464a241
[INFO] running `Command { std: "docker" "start" "-a" "1a791a232aa4f4f015bc1fd0d989eeac031de0768da4effc253604d1d464a241", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1a791a232aa4f4f015bc1fd0d989eeac031de0768da4effc253604d1d464a241", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a791a232aa4f4f015bc1fd0d989eeac031de0768da4effc253604d1d464a241", kill_on_drop: false }`
[INFO] [stdout] 1a791a232aa4f4f015bc1fd0d989eeac031de0768da4effc253604d1d464a241
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 4db404f35e6d9c4f6f838cfefedcd883dd3d0d59cd7eb14ce63d218bc2e875e4
[INFO] running `Command { std: "docker" "start" "-a" "4db404f35e6d9c4f6f838cfefedcd883dd3d0d59cd7eb14ce63d218bc2e875e4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.85
[INFO] [stderr]    Compiling serde_derive v1.0.133
[INFO] [stderr]    Compiling serde v1.0.133
[INFO] [stderr]    Compiling serde_json v1.0.74
[INFO] [stderr]    Compiling itoa v1.0.1
[INFO] [stderr]    Compiling ryu v1.0.9
[INFO] [stderr]    Compiling quote v1.0.14
[INFO] [stderr]    Compiling squirtle v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.23s
[INFO] running `Command { std: "docker" "inspect" "4db404f35e6d9c4f6f838cfefedcd883dd3d0d59cd7eb14ce63d218bc2e875e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4db404f35e6d9c4f6f838cfefedcd883dd3d0d59cd7eb14ce63d218bc2e875e4", kill_on_drop: false }`
[INFO] [stdout] 4db404f35e6d9c4f6f838cfefedcd883dd3d0d59cd7eb14ce63d218bc2e875e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] fdc69ea9eb0ec266cab4497ddb3275db5c9b7280f9a0925d30294e1524bcf4cb
[INFO] running `Command { std: "docker" "start" "-a" "fdc69ea9eb0ec266cab4497ddb3275db5c9b7280f9a0925d30294e1524bcf4cb", kill_on_drop: false }`
[INFO] [stderr]    Compiling squirtle v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "fdc69ea9eb0ec266cab4497ddb3275db5c9b7280f9a0925d30294e1524bcf4cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fdc69ea9eb0ec266cab4497ddb3275db5c9b7280f9a0925d30294e1524bcf4cb", kill_on_drop: false }`
[INFO] [stdout] fdc69ea9eb0ec266cab4497ddb3275db5c9b7280f9a0925d30294e1524bcf4cb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 3d1d2811de745582521f69deaa303f2ec89315afe3235093e9a2eb818c4744b4
[INFO] running `Command { std: "docker" "start" "-a" "3d1d2811de745582521f69deaa303f2ec89315afe3235093e9a2eb818c4744b4", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/squirtle-6261e07bf369f15b)
[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 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3d1d2811de745582521f69deaa303f2ec89315afe3235093e9a2eb818c4744b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d1d2811de745582521f69deaa303f2ec89315afe3235093e9a2eb818c4744b4", kill_on_drop: false }`
[INFO] [stdout] 3d1d2811de745582521f69deaa303f2ec89315afe3235093e9a2eb818c4744b4