[INFO] fetching crate rust_learn 0.1.1...
[INFO] testing rust_learn-0.1.1 against 1.60.0 for beta-1.61-1
[INFO] extracting crate rust_learn 0.1.1 into /workspace/builds/worker-19/source
[INFO] validating manifest of crates.io crate rust_learn 0.1.1 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 rust_learn 0.1.1
[INFO] finished tweaking crates.io crate rust_learn 0.1.1
[INFO] tweaked toml for crates.io crate rust_learn 0.1.1 written to /workspace/builds/worker-19/source/Cargo.toml
[INFO] crate crates.io crate rust_learn 0.1.1 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] 2710673b86b5a2b538f706018eb85cf0c371a03b2b5092bbfd76c0d4bdc1310f
[INFO] running `Command { std: "docker" "start" "-a" "2710673b86b5a2b538f706018eb85cf0c371a03b2b5092bbfd76c0d4bdc1310f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2710673b86b5a2b538f706018eb85cf0c371a03b2b5092bbfd76c0d4bdc1310f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2710673b86b5a2b538f706018eb85cf0c371a03b2b5092bbfd76c0d4bdc1310f", kill_on_drop: false }`
[INFO] [stdout] 2710673b86b5a2b538f706018eb85cf0c371a03b2b5092bbfd76c0d4bdc1310f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] f297ee0688e75ab542a6a9c3dffa6689024c5ab51484c9cfe1dbc214b6b8558f
[INFO] running `Command { std: "docker" "start" "-a" "f297ee0688e75ab542a6a9c3dffa6689024c5ab51484c9cfe1dbc214b6b8558f", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_learn v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `Command { std: "docker" "inspect" "f297ee0688e75ab542a6a9c3dffa6689024c5ab51484c9cfe1dbc214b6b8558f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f297ee0688e75ab542a6a9c3dffa6689024c5ab51484c9cfe1dbc214b6b8558f", kill_on_drop: false }`
[INFO] [stdout] f297ee0688e75ab542a6a9c3dffa6689024c5ab51484c9cfe1dbc214b6b8558f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] 01f54c974df7d55fadef37e5e6d4dce582f82dfad205a2e007f2f0a9ca92723a
[INFO] running `Command { std: "docker" "start" "-a" "01f54c974df7d55fadef37e5e6d4dce582f82dfad205a2e007f2f0a9ca92723a", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_learn v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "01f54c974df7d55fadef37e5e6d4dce582f82dfad205a2e007f2f0a9ca92723a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01f54c974df7d55fadef37e5e6d4dce582f82dfad205a2e007f2f0a9ca92723a", kill_on_drop: false }`
[INFO] [stdout] 01f54c974df7d55fadef37e5e6d4dce582f82dfad205a2e007f2f0a9ca92723a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] 513b8f92fbaab6f0c65d7a544d38296cc32c253fed4366cdad0ab17f1622a85f
[INFO] running `Command { std: "docker" "start" "-a" "513b8f92fbaab6f0c65d7a544d38296cc32c253fed4366cdad0ab17f1622a85f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_learn-9bc698c96e8252e6)
[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" "513b8f92fbaab6f0c65d7a544d38296cc32c253fed4366cdad0ab17f1622a85f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "513b8f92fbaab6f0c65d7a544d38296cc32c253fed4366cdad0ab17f1622a85f", kill_on_drop: false }`
[INFO] [stdout] 513b8f92fbaab6f0c65d7a544d38296cc32c253fed4366cdad0ab17f1622a85f