[INFO] fetching crate lazy-observer 0.3.0...
[INFO] testing lazy-observer-0.3.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate lazy-observer 0.3.0 into /workspace/builds/worker-38/source
[INFO] validating manifest of crates.io crate lazy-observer 0.3.0 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 lazy-observer 0.3.0
[INFO] finished tweaking crates.io crate lazy-observer 0.3.0
[INFO] tweaked toml for crates.io crate lazy-observer 0.3.0 written to /workspace/builds/worker-38/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] 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-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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] 2881caa1509ceb2ad01f4001e3f20c32cc105f2c867fdd61225e291168842869
[INFO] running `Command { std: "docker" "start" "-a" "2881caa1509ceb2ad01f4001e3f20c32cc105f2c867fdd61225e291168842869", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2881caa1509ceb2ad01f4001e3f20c32cc105f2c867fdd61225e291168842869", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2881caa1509ceb2ad01f4001e3f20c32cc105f2c867fdd61225e291168842869", kill_on_drop: false }`
[INFO] [stdout] 2881caa1509ceb2ad01f4001e3f20c32cc105f2c867fdd61225e291168842869
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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] be868908d5d3b6eebf9e722d935b3f657f6d4bb6dd00dcf071a0a8edaf1905f8
[INFO] running `Command { std: "docker" "start" "-a" "be868908d5d3b6eebf9e722d935b3f657f6d4bb6dd00dcf071a0a8edaf1905f8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling lazy-observer v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.65s
[INFO] running `Command { std: "docker" "inspect" "be868908d5d3b6eebf9e722d935b3f657f6d4bb6dd00dcf071a0a8edaf1905f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be868908d5d3b6eebf9e722d935b3f657f6d4bb6dd00dcf071a0a8edaf1905f8", kill_on_drop: false }`
[INFO] [stdout] be868908d5d3b6eebf9e722d935b3f657f6d4bb6dd00dcf071a0a8edaf1905f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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] 992ea5797ab23df21c0849e478160485ea285ec3a180482769a5b6f94a5238b9
[INFO] running `Command { std: "docker" "start" "-a" "992ea5797ab23df21c0849e478160485ea285ec3a180482769a5b6f94a5238b9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling lazy-observer v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `Command { std: "docker" "inspect" "992ea5797ab23df21c0849e478160485ea285ec3a180482769a5b6f94a5238b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "992ea5797ab23df21c0849e478160485ea285ec3a180482769a5b6f94a5238b9", kill_on_drop: false }`
[INFO] [stdout] 992ea5797ab23df21c0849e478160485ea285ec3a180482769a5b6f94a5238b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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] 57f494464184587ba06589289c901c53e22a584d1f721e65a0401dfd88feaed1
[INFO] running `Command { std: "docker" "start" "-a" "57f494464184587ba06589289c901c53e22a584d1f721e65a0401dfd88feaed1", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/lazy_observer-4bb8141771bd2ac1)
[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] [stderr]      Running tests/basic.rs (/opt/rustwide/target/debug/deps/basic-e42337a5012bb53e)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test lazy ... ok
[INFO] [stdout] test lazy_with_if ... ok
[INFO] [stdout] test lazy_field ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests lazy-observer
[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" "57f494464184587ba06589289c901c53e22a584d1f721e65a0401dfd88feaed1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57f494464184587ba06589289c901c53e22a584d1f721e65a0401dfd88feaed1", kill_on_drop: false }`
[INFO] [stdout] 57f494464184587ba06589289c901c53e22a584d1f721e65a0401dfd88feaed1