[INFO] fetching crate logical_clock 0.1.3...
[INFO] testing logical_clock-0.1.3 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate logical_clock 0.1.3 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate logical_clock 0.1.3 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate logical_clock 0.1.3
[INFO] finished tweaking crates.io crate logical_clock 0.1.3
[INFO] tweaked toml for crates.io crate logical_clock 0.1.3 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate logical_clock 0.1.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 57766a6d405234a49e471712be2b04159df4abe18a72123bb05cec5c6f5a2a6c
[INFO] running `Command { std: "docker" "start" "-a" "57766a6d405234a49e471712be2b04159df4abe18a72123bb05cec5c6f5a2a6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "57766a6d405234a49e471712be2b04159df4abe18a72123bb05cec5c6f5a2a6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57766a6d405234a49e471712be2b04159df4abe18a72123bb05cec5c6f5a2a6c", kill_on_drop: false }`
[INFO] [stdout] 57766a6d405234a49e471712be2b04159df4abe18a72123bb05cec5c6f5a2a6c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 97e89f582ee0fcd1d8db7d12c6865b89c3ba8ee45f9731d0c7ff9cb761804c62
[INFO] running `Command { std: "docker" "start" "-a" "97e89f582ee0fcd1d8db7d12c6865b89c3ba8ee45f9731d0c7ff9cb761804c62", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling nanoid v0.2.0
[INFO] [stderr]    Compiling logical_clock v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.42s
[INFO] running `Command { std: "docker" "inspect" "97e89f582ee0fcd1d8db7d12c6865b89c3ba8ee45f9731d0c7ff9cb761804c62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97e89f582ee0fcd1d8db7d12c6865b89c3ba8ee45f9731d0c7ff9cb761804c62", kill_on_drop: false }`
[INFO] [stdout] 97e89f582ee0fcd1d8db7d12c6865b89c3ba8ee45f9731d0c7ff9cb761804c62
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] abb4a59d0f0ccb2d1c90f8bfd1a6a7371616654807053d66d62d581770462116
[INFO] running `Command { std: "docker" "start" "-a" "abb4a59d0f0ccb2d1c90f8bfd1a6a7371616654807053d66d62d581770462116", kill_on_drop: false }`
[INFO] [stderr]    Compiling logical_clock v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `val`
[INFO] [stdout]  --> examples/kv.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     val:i64,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `Value` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]  --> examples/kv.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[derive(Clone, Debug)]
[INFO] [stdout]   |          ^^^^^  ^^^^^
[INFO] [stdout]   = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `Command { std: "docker" "inspect" "abb4a59d0f0ccb2d1c90f8bfd1a6a7371616654807053d66d62d581770462116", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abb4a59d0f0ccb2d1c90f8bfd1a6a7371616654807053d66d62d581770462116", kill_on_drop: false }`
[INFO] [stdout] abb4a59d0f0ccb2d1c90f8bfd1a6a7371616654807053d66d62d581770462116
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8a79ddad1ef969ebbef52d4e091eb84927dc2d946a762433f3c1210f6bda1928
[INFO] running `Command { std: "docker" "start" "-a" "8a79ddad1ef969ebbef52d4e091eb84927dc2d946a762433f3c1210f6bda1928", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `val`
[INFO] [stderr]  --> examples/kv.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     val:i64,
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] note: `Value` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]  --> examples/kv.rs:6:10
[INFO] [stderr]   |
[INFO] [stderr] 6 | #[derive(Clone, Debug)]
[INFO] [stderr]   |          ^^^^^  ^^^^^
[INFO] [stderr]   = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `logical_clock` (example "kv") generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/logical_clock-ad686f45f27c2c36)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test dvv::test_descends_dot ... ok
[INFO] [stdout] test dvv::test_vv_merge ... ok
[INFO] [stdout] test dvv::test_vv_descends ... ok
[INFO] [stdout] test dvv::test_get_dot ... ok
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] test dvv::test_vv_concurrent ... ok
[INFO] [stdout] test dvv::test_vv_new ... ok
[INFO] [stdout] test vclock::test_vv_merge ... ok
[INFO] [stdout] test vclock::test_vv_concurrent ... ok
[INFO] [stdout] test vclock::test_vv_happened_before ... ok
[INFO] [stderr]    Doc-tests logical_clock
[INFO] [stdout] test vclock::test_vv_new ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[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" "8a79ddad1ef969ebbef52d4e091eb84927dc2d946a762433f3c1210f6bda1928", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a79ddad1ef969ebbef52d4e091eb84927dc2d946a762433f3c1210f6bda1928", kill_on_drop: false }`
[INFO] [stdout] 8a79ddad1ef969ebbef52d4e091eb84927dc2d946a762433f3c1210f6bda1928