[INFO] fetching crate gwd-backend-firefox 0.1.5...
[INFO] testing gwd-backend-firefox-0.1.5 against 1.60.0 for beta-1.61-1
[INFO] extracting crate gwd-backend-firefox 0.1.5 into /workspace/builds/worker-39/source
[INFO] validating manifest of crates.io crate gwd-backend-firefox 0.1.5 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gwd-backend-firefox 0.1.5
[INFO] finished tweaking crates.io crate gwd-backend-firefox 0.1.5
[INFO] tweaked toml for crates.io crate gwd-backend-firefox 0.1.5 written to /workspace/builds/worker-39/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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" "+1.60.0" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lz4 v1.23.3
[INFO] [stderr]   Downloaded zmq-sys v0.11.0
[INFO] [stderr]   Downloaded metadeps v1.1.2
[INFO] [stderr]   Downloaded zmq v0.9.2
[INFO] [stderr]   Downloaded term v0.6.1
[INFO] [stderr]   Downloaded simplelog v0.7.6
[INFO] [stderr]   Downloaded toml v0.2.1
[INFO] [stderr]   Downloaded getter-derive-rs v1.0.2
[INFO] [stderr]   Downloaded lz4-sys v1.9.3
[INFO] [stderr]   Downloaded godwit-daemon v0.1.10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a3c1e57080c2fafed2b8838967e5e958aa024ec98d01761085aac9b685da22bf
[INFO] running `Command { std: "docker" "start" "-a" "a3c1e57080c2fafed2b8838967e5e958aa024ec98d01761085aac9b685da22bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a3c1e57080c2fafed2b8838967e5e958aa024ec98d01761085aac9b685da22bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3c1e57080c2fafed2b8838967e5e958aa024ec98d01761085aac9b685da22bf", kill_on_drop: false }`
[INFO] [stdout] a3c1e57080c2fafed2b8838967e5e958aa024ec98d01761085aac9b685da22bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cbc04818dfdcd08be75f5acfeffeec47fd23d8befedfc4b233c39e75ee865cfa
[INFO] running `Command { std: "docker" "start" "-a" "cbc04818dfdcd08be75f5acfeffeec47fd23d8befedfc4b233c39e75ee865cfa", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.123
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling log v0.4.16
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling slab v0.4.6
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling pin-project-lite v0.2.8
[INFO] [stderr]    Compiling pin-project-lite v0.1.12
[INFO] [stderr]    Compiling openssl v0.10.38
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling futures-sink v0.3.21
[INFO] [stderr]    Compiling futures-io v0.3.21
[INFO] [stderr]    Compiling native-tls v0.2.10
[INFO] [stderr]    Compiling httparse v1.7.0
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling try-lock v0.2.3
[INFO] [stderr]    Compiling openssl-probe v0.1.5
[INFO] [stderr]    Compiling toml v0.2.1
[INFO] [stderr]    Compiling error-chain v0.10.0
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling tower-service v0.3.1
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling httpdate v0.3.2
[INFO] [stderr]    Compiling encoding_rs v0.8.31
[INFO] [stderr]    Compiling mime v0.3.16
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling fastrand v1.7.0
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling ipnet v2.4.0
[INFO] [stderr]    Compiling zmq v0.9.2
[INFO] [stderr]    Compiling custom_error v1.9.2
[INFO] [stderr]    Compiling tracing-core v0.1.25
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling miniz_oxide v0.5.1
[INFO] [stderr]    Compiling libloading v0.6.7
[INFO] [stderr]    Compiling mime_guess v2.0.4
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling metadeps v1.1.2
[INFO] [stderr]    Compiling http v0.2.6
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling openssl-sys v0.9.72
[INFO] [stderr]    Compiling lz4-sys v1.9.3
[INFO] [stderr]    Compiling tracing v0.1.33
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling zmq-sys v0.11.0
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling socket2 v0.3.19
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling dirs-sys v0.3.7
[INFO] [stderr]    Compiling filetime v0.2.15
[INFO] [stderr]    Compiling flate2 v1.0.23
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling tempfile v3.3.0
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling tar v0.4.38
[INFO] [stderr]    Compiling threadpool v1.8.1
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling term v0.6.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling tokio v0.2.25
[INFO] [stderr]    Compiling http-body v0.3.1
[INFO] [stderr]    Compiling simplelog v0.7.6
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling tokio-tls v0.3.1
[INFO] [stderr]    Compiling pin-project-internal v1.0.10
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling getter-derive-rs v1.0.2
[INFO] [stderr]    Compiling structopt v0.3.26
[INFO] [stderr]    Compiling pin-project v1.0.10
[INFO] [stderr]    Compiling tracing-futures v0.2.5
[INFO] [stderr]    Compiling h2 v0.2.7
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling lz4 v1.23.3
[INFO] [stderr]    Compiling hyper v0.13.10
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling hyper-tls v0.4.3
[INFO] [stderr]    Compiling reqwest v0.10.10
[INFO] [stderr]    Compiling godwit-daemon v0.1.10
[INFO] [stderr]    Compiling gwd-backend-firefox v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `extern` fn uses type `dyn Registrar`, which is not FFI-safe
[INFO] [stdout]   --> src/lib.rs:66:35
[INFO] [stdout]    |
[INFO] [stdout] 66 | extern "C" fn register(registrar: &mut dyn Registrar) {
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout]    = note: trait objects have no C equivalent
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 39.12s
[INFO] running `Command { std: "docker" "inspect" "cbc04818dfdcd08be75f5acfeffeec47fd23d8befedfc4b233c39e75ee865cfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbc04818dfdcd08be75f5acfeffeec47fd23d8befedfc4b233c39e75ee865cfa", kill_on_drop: false }`
[INFO] [stdout] cbc04818dfdcd08be75f5acfeffeec47fd23d8befedfc4b233c39e75ee865cfa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 56c2a158b6dadc98039ceabd3975e8593826118acee94189f382c17fe67f4863
[INFO] running `Command { std: "docker" "start" "-a" "56c2a158b6dadc98039ceabd3975e8593826118acee94189f382c17fe67f4863", kill_on_drop: false }`
[INFO] [stderr]    Compiling gwd-backend-firefox v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `extern` fn uses type `dyn Registrar`, which is not FFI-safe
[INFO] [stdout]   --> src/lib.rs:66:35
[INFO] [stdout]    |
[INFO] [stdout] 66 | extern "C" fn register(registrar: &mut dyn Registrar) {
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout]    = note: trait objects have no C equivalent
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `dyn Registrar`, which is not FFI-safe
[INFO] [stdout]   --> src/lib.rs:66:35
[INFO] [stdout]    |
[INFO] [stdout] 66 | extern "C" fn register(registrar: &mut dyn Registrar) {
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout]    = note: trait objects have no C equivalent
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.12s
[INFO] running `Command { std: "docker" "inspect" "56c2a158b6dadc98039ceabd3975e8593826118acee94189f382c17fe67f4863", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56c2a158b6dadc98039ceabd3975e8593826118acee94189f382c17fe67f4863", kill_on_drop: false }`
[INFO] [stdout] 56c2a158b6dadc98039ceabd3975e8593826118acee94189f382c17fe67f4863
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 64aac9e30a0c5f366ca21ab2d6b61205920698aa57c675865b4aea645ce67edb
[INFO] running `Command { std: "docker" "start" "-a" "64aac9e30a0c5f366ca21ab2d6b61205920698aa57c675865b4aea645ce67edb", kill_on_drop: false }`
[INFO] [stderr] warning: `extern` fn uses type `dyn Registrar`, which is not FFI-safe
[INFO] [stderr]   --> src/lib.rs:66:35
[INFO] [stderr]    |
[INFO] [stderr] 66 | extern "C" fn register(registrar: &mut dyn Registrar) {
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stderr]    = note: trait objects have no C equivalent
[INFO] [stderr] 
[INFO] [stderr] warning: `gwd-backend-firefox` (lib) generated 1 warning
[INFO] [stderr] warning: `gwd-backend-firefox` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/gwd_backend_firefox-6ff9bf91663b762a)
[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 gwd-backend-firefox
[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" "64aac9e30a0c5f366ca21ab2d6b61205920698aa57c675865b4aea645ce67edb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64aac9e30a0c5f366ca21ab2d6b61205920698aa57c675865b4aea645ce67edb", kill_on_drop: false }`
[INFO] [stdout] 64aac9e30a0c5f366ca21ab2d6b61205920698aa57c675865b4aea645ce67edb