[INFO] fetching crate siu 0.1.0...
[INFO] testing siu-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate siu 0.1.0 into /workspace/builds/worker-87/source
[INFO] validating manifest of crates.io crate siu 0.1.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate siu 0.1.0
[INFO] finished tweaking crates.io crate siu 0.1.0
[INFO] tweaked toml for crates.io crate siu 0.1.0 written to /workspace/builds/worker-87/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9c8f46f12980bc066feb85b30944a7927ed94b483a0f40cf872893105147aece
[INFO] running `Command { std: "docker" "start" "-a" "9c8f46f12980bc066feb85b30944a7927ed94b483a0f40cf872893105147aece", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9c8f46f12980bc066feb85b30944a7927ed94b483a0f40cf872893105147aece", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c8f46f12980bc066feb85b30944a7927ed94b483a0f40cf872893105147aece", kill_on_drop: false }`
[INFO] [stdout] 9c8f46f12980bc066feb85b30944a7927ed94b483a0f40cf872893105147aece
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 135b7d7b2e128509848443e167ff76fb21d5543b4e5d3abae5ac17c8819cbd33
[INFO] running `Command { std: "docker" "start" "-a" "135b7d7b2e128509848443e167ff76fb21d5543b4e5d3abae5ac17c8819cbd33", kill_on_drop: false }`
[INFO] [stderr]    Compiling siu v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Mass`, `Unit`
[INFO] [stdout]   --> src/lib.rs:56:17
[INFO] [stdout]    |
[INFO] [stdout] 56 |     use crate::{Mass, Unit};
[INFO] [stdout]    |                 ^^^^  ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Exa`, `Peta`
[INFO] [stdout]   --> src/lib.rs:57:25
[INFO] [stdout]    |
[INFO] [stdout] 57 |     use crate::prefix::{Exa, Peta};
[INFO] [stdout]    |                         ^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "135b7d7b2e128509848443e167ff76fb21d5543b4e5d3abae5ac17c8819cbd33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "135b7d7b2e128509848443e167ff76fb21d5543b4e5d3abae5ac17c8819cbd33", kill_on_drop: false }`
[INFO] [stdout] 135b7d7b2e128509848443e167ff76fb21d5543b4e5d3abae5ac17c8819cbd33
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f4125132bd293931c28176cde3049b834a406450e211d975063f242c132f90ae
[INFO] running `Command { std: "docker" "start" "-a" "f4125132bd293931c28176cde3049b834a406450e211d975063f242c132f90ae", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] warning: unused imports: `Mass`, `Unit`
[INFO] [stdout]   --> src/lib.rs:56:17
[INFO] [stdout]    |
[INFO] [stdout] 56 |     use crate::{Mass, Unit};
[INFO] [stdout]    |                 ^^^^  ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling siu v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Exa`, `Peta`
[INFO] [stdout]   --> src/lib.rs:57:25
[INFO] [stdout]    |
[INFO] [stdout] 57 |     use crate::prefix::{Exa, Peta};
[INFO] [stdout]    |                         ^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `Command { std: "docker" "inspect" "f4125132bd293931c28176cde3049b834a406450e211d975063f242c132f90ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4125132bd293931c28176cde3049b834a406450e211d975063f242c132f90ae", kill_on_drop: false }`
[INFO] [stdout] f4125132bd293931c28176cde3049b834a406450e211d975063f242c132f90ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 199b15935c390694b6cee486f9fe5e739eeb39d9104d949c29b406cbe60df369
[INFO] running `Command { std: "docker" "start" "-a" "199b15935c390694b6cee486f9fe5e739eeb39d9104d949c29b406cbe60df369", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused imports: `Mass`, `Unit`
[INFO] [stdout] 
[INFO] [stderr]   --> src/lib.rs:56:17
[INFO] [stdout] running 1 test
[INFO] [stderr]    |
[INFO] [stderr] 56 |     use crate::{Mass, Unit};
[INFO] [stderr]    |                 ^^^^  ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Exa`, `Peta`
[INFO] [stderr]   --> src/lib.rs:57:25
[INFO] [stderr]    |
[INFO] [stderr] 57 |     use crate::prefix::{Exa, Peta};
[INFO] [stderr]    |                         ^^^  ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `siu` (lib) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/siu-534971900a19db84)
[INFO] [stdout] test tests::test ... 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 siu
[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" "199b15935c390694b6cee486f9fe5e739eeb39d9104d949c29b406cbe60df369", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "199b15935c390694b6cee486f9fe5e739eeb39d9104d949c29b406cbe60df369", kill_on_drop: false }`
[INFO] [stdout] 199b15935c390694b6cee486f9fe5e739eeb39d9104d949c29b406cbe60df369