[INFO] fetching crate my_rust_study 0.1.0...
[INFO] testing my_rust_study-0.1.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate my_rust_study 0.1.0 into /workspace/builds/worker-39/source
[INFO] validating manifest of crates.io crate my_rust_study 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 my_rust_study 0.1.0
[INFO] finished tweaking crates.io crate my_rust_study 0.1.0
[INFO] tweaked toml for crates.io crate my_rust_study 0.1.0 written to /workspace/builds/worker-39/source/Cargo.toml
[INFO] crate crates.io crate my_rust_study 0.1.0 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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] 4395be0f0b4fae626f1815d1fec2912e021745bec15c02a45edf48082772c4e1
[INFO] running `Command { std: "docker" "start" "-a" "4395be0f0b4fae626f1815d1fec2912e021745bec15c02a45edf48082772c4e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4395be0f0b4fae626f1815d1fec2912e021745bec15c02a45edf48082772c4e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4395be0f0b4fae626f1815d1fec2912e021745bec15c02a45edf48082772c4e1", kill_on_drop: false }`
[INFO] [stdout] 4395be0f0b4fae626f1815d1fec2912e021745bec15c02a45edf48082772c4e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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] 01731d913ae0dd1d586dfa3ae2fe081768ba8e464d0b8832e7191ae9c9535947
[INFO] running `Command { std: "docker" "start" "-a" "01731d913ae0dd1d586dfa3ae2fe081768ba8e464d0b8832e7191ae9c9535947", kill_on_drop: false }`
[INFO] [stderr]    Compiling my_rust_study v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.70s
[INFO] running `Command { std: "docker" "inspect" "01731d913ae0dd1d586dfa3ae2fe081768ba8e464d0b8832e7191ae9c9535947", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01731d913ae0dd1d586dfa3ae2fe081768ba8e464d0b8832e7191ae9c9535947", kill_on_drop: false }`
[INFO] [stdout] 01731d913ae0dd1d586dfa3ae2fe081768ba8e464d0b8832e7191ae9c9535947
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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] b13c7b2647242f0c05bd8cb95ad47d97deb9dd9729fe64968c38b59216e75c43
[INFO] running `Command { std: "docker" "start" "-a" "b13c7b2647242f0c05bd8cb95ad47d97deb9dd9729fe64968c38b59216e75c43", kill_on_drop: false }`
[INFO] [stderr]    Compiling my_rust_study v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "b13c7b2647242f0c05bd8cb95ad47d97deb9dd9729fe64968c38b59216e75c43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b13c7b2647242f0c05bd8cb95ad47d97deb9dd9729fe64968c38b59216e75c43", kill_on_drop: false }`
[INFO] [stdout] b13c7b2647242f0c05bd8cb95ad47d97deb9dd9729fe64968c38b59216e75c43
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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] 3549f2764ff05b3afed152562373282640c2b0a51ac67b4e4d23c601e7a76ff2
[INFO] running `Command { std: "docker" "start" "-a" "3549f2764ff05b3afed152562373282640c2b0a51ac67b4e4d23c601e7a76ff2", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/my_rust_study-a1fe02472968bad5)
[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" "3549f2764ff05b3afed152562373282640c2b0a51ac67b4e4d23c601e7a76ff2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3549f2764ff05b3afed152562373282640c2b0a51ac67b4e4d23c601e7a76ff2", kill_on_drop: false }`
[INFO] [stdout] 3549f2764ff05b3afed152562373282640c2b0a51ac67b4e4d23c601e7a76ff2