[INFO] fetching crate scuttlebutt 0.2.0...
[INFO] testing scuttlebutt-0.2.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate scuttlebutt 0.2.0 into /workspace/builds/worker-17/source
[INFO] validating manifest of crates.io crate scuttlebutt 0.2.0 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 scuttlebutt 0.2.0
[INFO] finished tweaking crates.io crate scuttlebutt 0.2.0
[INFO] tweaked toml for crates.io crate scuttlebutt 0.2.0 written to /workspace/builds/worker-17/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-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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] 4f1470637da234776e65b9305359878d2884cc90626144e88924eb198c3bba75
[INFO] running `Command { std: "docker" "start" "-a" "4f1470637da234776e65b9305359878d2884cc90626144e88924eb198c3bba75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4f1470637da234776e65b9305359878d2884cc90626144e88924eb198c3bba75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f1470637da234776e65b9305359878d2884cc90626144e88924eb198c3bba75", kill_on_drop: false }`
[INFO] [stdout] 4f1470637da234776e65b9305359878d2884cc90626144e88924eb198c3bba75
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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] 14c3b6f9a8e389deaddd10426b4227abfa0e4edbbc1e309c88fe8dd207dc06fc
[INFO] running `Command { std: "docker" "start" "-a" "14c3b6f9a8e389deaddd10426b4227abfa0e4edbbc1e309c88fe8dd207dc06fc", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling safemem v0.3.3
[INFO] [stderr]    Compiling itoa v0.3.4
[INFO] [stderr]    Compiling serde v0.9.15
[INFO] [stderr]    Compiling typeable v0.1.2
[INFO] [stderr]    Compiling dtoa v0.4.8
[INFO] [stderr]    Compiling traitobject v0.1.0
[INFO] [stderr]    Compiling language-tags v0.2.2
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling base64 v0.9.3
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling serde_codegen_internals v0.14.2
[INFO] [stderr]    Compiling mime v0.2.6
[INFO] [stderr]    Compiling hyper v0.10.16
[INFO] [stderr]    Compiling serde_derive v0.9.15
[INFO] [stderr]    Compiling serde_json v0.9.10
[INFO] [stderr]    Compiling scuttlebutt v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:228:19
[INFO] [stdout]     |
[INFO] [stdout] 228 |         let res = try!(
[INFO] [stdout]     |                   ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` 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 12.96s
[INFO] running `Command { std: "docker" "inspect" "14c3b6f9a8e389deaddd10426b4227abfa0e4edbbc1e309c88fe8dd207dc06fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14c3b6f9a8e389deaddd10426b4227abfa0e4edbbc1e309c88fe8dd207dc06fc", kill_on_drop: false }`
[INFO] [stdout] 14c3b6f9a8e389deaddd10426b4227abfa0e4edbbc1e309c88fe8dd207dc06fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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] e38aff644ef621c093ae100284b75583722e58115d9dfc4413af8378ccef6974
[INFO] running `Command { std: "docker" "start" "-a" "e38aff644ef621c093ae100284b75583722e58115d9dfc4413af8378ccef6974", kill_on_drop: false }`
[INFO] [stderr]    Compiling scuttlebutt v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:228:19
[INFO] [stdout]     |
[INFO] [stdout] 228 |         let res = try!(
[INFO] [stdout]     |                   ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:228:19
[INFO] [stdout]     |
[INFO] [stdout] 228 |         let res = try!(
[INFO] [stdout]     |                   ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` 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 1.89s
[INFO] running `Command { std: "docker" "inspect" "e38aff644ef621c093ae100284b75583722e58115d9dfc4413af8378ccef6974", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e38aff644ef621c093ae100284b75583722e58115d9dfc4413af8378ccef6974", kill_on_drop: false }`
[INFO] [stdout] e38aff644ef621c093ae100284b75583722e58115d9dfc4413af8378ccef6974
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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] 2a7c3718420a49928d8568320fbd8f1ae0cc594db335de492a59e2427bb4dba5
[INFO] running `Command { std: "docker" "start" "-a" "2a7c3718420a49928d8568320fbd8f1ae0cc594db335de492a59e2427bb4dba5", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:228:19
[INFO] [stderr]     |
[INFO] [stderr] 228 |         let res = try!(
[INFO] [stderr]     |                   ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `scuttlebutt` (lib) generated 1 warning
[INFO] [stderr] warning: `scuttlebutt` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/scuttlebutt-48282aaf17e12693)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::events_generator ... 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]      Running unittests (/opt/rustwide/target/debug/deps/scuttlebutt-cea9275883e53f38)
[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]    Doc-tests scuttlebutt
[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" "2a7c3718420a49928d8568320fbd8f1ae0cc594db335de492a59e2427bb4dba5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a7c3718420a49928d8568320fbd8f1ae0cc594db335de492a59e2427bb4dba5", kill_on_drop: false }`
[INFO] [stdout] 2a7c3718420a49928d8568320fbd8f1ae0cc594db335de492a59e2427bb4dba5