[INFO] fetching crate bft-core 0.1.0...
[INFO] testing bft-core-0.1.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate bft-core 0.1.0 into /workspace/builds/worker-27/source
[INFO] validating manifest of crates.io crate bft-core 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 bft-core 0.1.0
[INFO] finished tweaking crates.io crate bft-core 0.1.0
[INFO] tweaked toml for crates.io crate bft-core 0.1.0 written to /workspace/builds/worker-27/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded min-max-heap v1.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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] d1cb903e26324099e18805408c5426475bf10a79bbecb1bfb8e866a30fbc4944
[INFO] running `Command { std: "docker" "start" "-a" "d1cb903e26324099e18805408c5426475bf10a79bbecb1bfb8e866a30fbc4944", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d1cb903e26324099e18805408c5426475bf10a79bbecb1bfb8e866a30fbc4944", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1cb903e26324099e18805408c5426475bf10a79bbecb1bfb8e866a30fbc4944", kill_on_drop: false }`
[INFO] [stdout] d1cb903e26324099e18805408c5426475bf10a79bbecb1bfb8e866a30fbc4944
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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] 61b470319b86ba6198875fe508ded1f09b3088206f9ea38a4116843afbac5423
[INFO] running `Command { std: "docker" "start" "-a" "61b470319b86ba6198875fe508ded1f09b3088206f9ea38a4116843afbac5423", kill_on_drop: false }`
[INFO] [stderr]    Compiling min-max-heap v1.3.0
[INFO] [stderr]    Compiling lru-cache v0.1.2
[INFO] [stderr]    Compiling crossbeam-channel v0.3.9
[INFO] [stderr]    Compiling bft-core v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated type `error` should have an upper camel case name
[INFO] [stdout]   --> src/lib.rs:84:10
[INFO] [stdout]    |
[INFO] [stdout] 84 |     type error: ::std::fmt::Debug;
[INFO] [stdout]    |          ^^^^^ help: convert the identifier to upper camel case: `Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.69s
[INFO] running `Command { std: "docker" "inspect" "61b470319b86ba6198875fe508ded1f09b3088206f9ea38a4116843afbac5423", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61b470319b86ba6198875fe508ded1f09b3088206f9ea38a4116843afbac5423", kill_on_drop: false }`
[INFO] [stdout] 61b470319b86ba6198875fe508ded1f09b3088206f9ea38a4116843afbac5423
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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] 91d30d20cb3949a0b6cb1604c2e8a07131f7cb7e4ce5f6619402d765f534ca43
[INFO] running `Command { std: "docker" "start" "-a" "91d30d20cb3949a0b6cb1604c2e8a07131f7cb7e4ce5f6619402d765f534ca43", kill_on_drop: false }`
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stdout] warning: associated type `error` should have an upper camel case name
[INFO] [stdout]   --> src/lib.rs:84:10
[INFO] [stdout]    |
[INFO] [stdout] 84 |     type error: ::std::fmt::Debug;
[INFO] [stdout]    |          ^^^^^ help: convert the identifier to upper camel case: `Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling bft-core v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated type `error` should have an upper camel case name
[INFO] [stdout]   --> src/lib.rs:84:10
[INFO] [stdout]    |
[INFO] [stdout] 84 |     type error: ::std::fmt::Debug;
[INFO] [stdout]    |          ^^^^^ help: convert the identifier to upper camel case: `Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.04s
[INFO] running `Command { std: "docker" "inspect" "91d30d20cb3949a0b6cb1604c2e8a07131f7cb7e4ce5f6619402d765f534ca43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91d30d20cb3949a0b6cb1604c2e8a07131f7cb7e4ce5f6619402d765f534ca43", kill_on_drop: false }`
[INFO] [stdout] 91d30d20cb3949a0b6cb1604c2e8a07131f7cb7e4ce5f6619402d765f534ca43
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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] 462e52c04ad9a40b1f1edded13cd7a21e767f013826497a464b648df5826a867
[INFO] running `Command { std: "docker" "start" "-a" "462e52c04ad9a40b1f1edded13cd7a21e767f013826497a464b648df5826a867", kill_on_drop: false }`
[INFO] [stderr] warning: associated type `error` should have an upper camel case name
[INFO] [stderr]   --> src/lib.rs:84:10
[INFO] [stderr]    |
[INFO] [stderr] 84 |     type error: ::std::fmt::Debug;
[INFO] [stderr]    |          ^^^^^ help: convert the identifier to upper camel case: `Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `bft-core` (lib) generated 1 warning
[INFO] [stderr] warning: `bft-core` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/bft_core-9dc69230df7af960)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test core::test::test_height_change ... 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] [stderr]    Doc-tests bft-core
[INFO] [stderr] warning: associated type `error` should have an upper camel case name
[INFO] [stderr]   --> /opt/rustwide/workdir/src/lib.rs:84:10
[INFO] [stderr]    |
[INFO] [stderr] 84 |     type error: ::std::fmt::Debug;
[INFO] [stderr]    |          ^^^^^ help: convert the identifier to upper camel case: `Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 9) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.91s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "462e52c04ad9a40b1f1edded13cd7a21e767f013826497a464b648df5826a867", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "462e52c04ad9a40b1f1edded13cd7a21e767f013826497a464b648df5826a867", kill_on_drop: false }`
[INFO] [stdout] 462e52c04ad9a40b1f1edded13cd7a21e767f013826497a464b648df5826a867