[INFO] fetching crate hazy 0.1.1...
[INFO] testing hazy-0.1.1 against 1.59.0 for beta-1.60-1
[INFO] extracting crate hazy 0.1.1 into /workspace/builds/worker-27/source
[INFO] validating manifest of crates.io crate hazy 0.1.1 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 hazy 0.1.1
[INFO] finished tweaking crates.io crate hazy 0.1.1
[INFO] tweaked toml for crates.io crate hazy 0.1.1 written to /workspace/builds/worker-27/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5ce6f928bdc009217c23c97ce29402dfdaa22c6e454338b755938c742666dcf1
[INFO] running `Command { std: "docker" "start" "-a" "5ce6f928bdc009217c23c97ce29402dfdaa22c6e454338b755938c742666dcf1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5ce6f928bdc009217c23c97ce29402dfdaa22c6e454338b755938c742666dcf1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ce6f928bdc009217c23c97ce29402dfdaa22c6e454338b755938c742666dcf1", kill_on_drop: false }`
[INFO] [stdout] 5ce6f928bdc009217c23c97ce29402dfdaa22c6e454338b755938c742666dcf1
[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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 951825eef9613ceacc28a1561a3b940692d5e529b85566248c8ac67aaed3410e
[INFO] running `Command { std: "docker" "start" "-a" "951825eef9613ceacc28a1561a3b940692d5e529b85566248c8ac67aaed3410e", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling hazy_derive v0.1.1
[INFO] [stderr]    Compiling hazy v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.98s
[INFO] running `Command { std: "docker" "inspect" "951825eef9613ceacc28a1561a3b940692d5e529b85566248c8ac67aaed3410e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "951825eef9613ceacc28a1561a3b940692d5e529b85566248c8ac67aaed3410e", kill_on_drop: false }`
[INFO] [stdout] 951825eef9613ceacc28a1561a3b940692d5e529b85566248c8ac67aaed3410e
[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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c06b405cf305198ba5f70a2086756340ee4ece4327942cf35d438b09db03e41d
[INFO] running `Command { std: "docker" "start" "-a" "c06b405cf305198ba5f70a2086756340ee4ece4327942cf35d438b09db03e41d", kill_on_drop: false }`
[INFO] [stderr]    Compiling hazy v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `e`
[INFO] [stdout]   --> examples/simple.rs:28:16
[INFO] [stdout]    |
[INFO] [stdout] 28 |     HeapSize { e: String },
[INFO] [stdout]    |                ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `a`
[INFO] [stdout]   --> examples/simple.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 |     a: Box<T>,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `b`
[INFO] [stdout]   --> examples/simple.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 43 |     b: u8,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `c`
[INFO] [stdout]   --> examples/simple.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 |     c: &'a str,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `d`
[INFO] [stdout]   --> examples/simple.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 45 |     d: HeapSize,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `e`
[INFO] [stdout]   --> examples/simple.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 50 |     e: String,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "c06b405cf305198ba5f70a2086756340ee4ece4327942cf35d438b09db03e41d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c06b405cf305198ba5f70a2086756340ee4ece4327942cf35d438b09db03e41d", kill_on_drop: false }`
[INFO] [stdout] c06b405cf305198ba5f70a2086756340ee4ece4327942cf35d438b09db03e41d
[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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a1e6523b9bacade90074296d227303e4602c46062b720c80fe2f54f7cc39e4fc
[INFO] running `Command { std: "docker" "start" "-a" "a1e6523b9bacade90074296d227303e4602c46062b720c80fe2f54f7cc39e4fc", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: field is never read: `e`
[INFO] [stderr]   --> examples/simple.rs:28:16
[INFO] [stderr]    |
[INFO] [stderr] 28 |     HeapSize { e: String },
[INFO] [stderr]    |                ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `a`
[INFO] [stderr]   --> examples/simple.rs:42:5
[INFO] [stderr]    |
[INFO] [stderr] 42 |     a: Box<T>,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `b`
[INFO] [stderr]   --> examples/simple.rs:43:5
[INFO] [stderr]    |
[INFO] [stderr] 43 |     b: u8,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `c`
[INFO] [stderr]   --> examples/simple.rs:44:5
[INFO] [stderr]    |
[INFO] [stderr] 44 |     c: &'a str,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `d`
[INFO] [stderr]   --> examples/simple.rs:45:5
[INFO] [stderr]    |
[INFO] [stderr] 45 |     d: HeapSize,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `e`
[INFO] [stderr]   --> examples/simple.rs:50:5
[INFO] [stderr]    |
[INFO] [stderr] 50 |     e: String,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `hazy` (example "simple") generated 6 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.39s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hazy-cb41772aaf479fb1)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests hazy
[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" "a1e6523b9bacade90074296d227303e4602c46062b720c80fe2f54f7cc39e4fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1e6523b9bacade90074296d227303e4602c46062b720c80fe2f54f7cc39e4fc", kill_on_drop: false }`
[INFO] [stdout] a1e6523b9bacade90074296d227303e4602c46062b720c80fe2f54f7cc39e4fc