[INFO] fetching crate advancedresearch-error_predictive_learning 0.1.0...
[INFO] testing advancedresearch-error_predictive_learning-0.1.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate advancedresearch-error_predictive_learning 0.1.0 into /workspace/builds/worker-39/source
[INFO] validating manifest of crates.io crate advancedresearch-error_predictive_learning 0.1.0 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 advancedresearch-error_predictive_learning 0.1.0
[INFO] finished tweaking crates.io crate advancedresearch-error_predictive_learning 0.1.0
[INFO] tweaked toml for crates.io crate advancedresearch-error_predictive_learning 0.1.0 written to /workspace/builds/worker-39/source/Cargo.toml
[INFO] crate crates.io crate advancedresearch-error_predictive_learning 0.1.0 already has a lockfile, it will not be regenerated
[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] 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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ea9efa9a056126f0f1950cf8018ba2f768915c882e423a847f6928825a8af90a
[INFO] running `Command { std: "docker" "start" "-a" "ea9efa9a056126f0f1950cf8018ba2f768915c882e423a847f6928825a8af90a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ea9efa9a056126f0f1950cf8018ba2f768915c882e423a847f6928825a8af90a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea9efa9a056126f0f1950cf8018ba2f768915c882e423a847f6928825a8af90a", kill_on_drop: false }`
[INFO] [stdout] ea9efa9a056126f0f1950cf8018ba2f768915c882e423a847f6928825a8af90a
[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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f1a0bc141846336f009e74fd4fde3dc58171bb9dd599a8dd4e4e585d4f2a388d
[INFO] running `Command { std: "docker" "start" "-a" "f1a0bc141846336f009e74fd4fde3dc58171bb9dd599a8dd4e4e585d4f2a388d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling advancedresearch-error_predictive_learning v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "f1a0bc141846336f009e74fd4fde3dc58171bb9dd599a8dd4e4e585d4f2a388d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1a0bc141846336f009e74fd4fde3dc58171bb9dd599a8dd4e4e585d4f2a388d", kill_on_drop: false }`
[INFO] [stdout] f1a0bc141846336f009e74fd4fde3dc58171bb9dd599a8dd4e4e585d4f2a388d
[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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d02bddccae9f6ef13a76bb9f7a60e5480f190075f208e6d723e07d1fda77e969
[INFO] running `Command { std: "docker" "start" "-a" "d02bddccae9f6ef13a76bb9f7a60e5480f190075f208e6d723e07d1fda77e969", kill_on_drop: false }`
[INFO] [stderr]    Compiling advancedresearch-error_predictive_learning v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "d02bddccae9f6ef13a76bb9f7a60e5480f190075f208e6d723e07d1fda77e969", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d02bddccae9f6ef13a76bb9f7a60e5480f190075f208e6d723e07d1fda77e969", kill_on_drop: false }`
[INFO] [stdout] d02bddccae9f6ef13a76bb9f7a60e5480f190075f208e6d723e07d1fda77e969
[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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 36b5c262c51f679356c6af59278026c271b9d0b9751d91c0b7f9e4e80f9a020a
[INFO] running `Command { std: "docker" "start" "-a" "36b5c262c51f679356c6af59278026c271b9d0b9751d91c0b7f9e4e80f9a020a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/error_predictive_learning-3a421131d8084c23)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests error_predictive_learning
[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] [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" "36b5c262c51f679356c6af59278026c271b9d0b9751d91c0b7f9e4e80f9a020a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36b5c262c51f679356c6af59278026c271b9d0b9751d91c0b7f9e4e80f9a020a", kill_on_drop: false }`
[INFO] [stdout] 36b5c262c51f679356c6af59278026c271b9d0b9751d91c0b7f9e4e80f9a020a