[INFO] cloning repository https://github.com/chebykin/miner-test
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chebykin/miner-test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchebykin%2Fminer-test", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchebykin%2Fminer-test'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 571321d9a23b3baef33d15c0721e3c4225a8c8af
[INFO] testing chebykin/miner-test against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchebykin%2Fminer-test" "/workspace/builds/worker-55/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-55/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/chebykin/miner-test 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 git repo https://github.com/chebykin/miner-test
[INFO] finished tweaking git repo https://github.com/chebykin/miner-test
[INFO] tweaked toml for git repo https://github.com/chebykin/miner-test written to /workspace/builds/worker-55/source/Cargo.toml
[INFO] crate git repo https://github.com/chebykin/miner-test already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/paritytech/parity`
[INFO] [stderr]     Updating git submodule `https://github.com/ethereum/tests.git`
[INFO] [stderr]     Updating git submodule `https://github.com/paritytech/wasm-tests`
[INFO] [stderr]     Updating git repository `https://github.com/paritytech/bn`
[INFO] [stderr]     Updating git repository `https://github.com/paritytech/hyper`
[INFO] [stderr]     Updating git repository `https://github.com/paritytech/jsonrpc.git`
[INFO] [stderr]     Updating git repository `https://github.com/paritytech/hidapi-rs`
[INFO] [stderr]     Updating git submodule `https://github.com/signal11/hidapi.git`
[INFO] [stderr]     Updating git repository `https://github.com/paritytech/libusb-rs`
[INFO] [stderr]     Updating git repository `https://github.com/paritytech/trezor-sys`
[INFO] [stderr]     Updating git repository `https://github.com/tailhook/rotor`
[INFO] [stderr]     Updating git repository `https://github.com/paritytech/app-dirs-rs`
[INFO] [stderr]     Updating git repository `https://github.com/paritytech/libusb-sys`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded elastic-array v0.9.0
[INFO] [stderr]   Downloaded globset v0.2.1
[INFO] [stderr]   Downloaded serde_json v1.0.14
[INFO] [stderr]   Downloaded protobuf v1.5.1
[INFO] [stderr]   Downloaded parity-wasm v0.27.5
[INFO] [stderr]   Downloaded primal-check v0.2.3
[INFO] [stderr]   Downloaded primal v0.2.3
[INFO] [stderr]   Downloaded spmc v0.2.2
[INFO] [stderr]   Downloaded memmap v0.5.2
[INFO] [stderr]   Downloaded primal-sieve v0.2.8
[INFO] [stderr]   Downloaded vecio v0.1.0
[INFO] [stderr]   Downloaded primal-bit v0.2.4
[INFO] [stderr]   Downloaded primal-estimate v0.2.1
[INFO] [stderr]   Downloaded isatty v0.1.7
[INFO] [stderr]   Downloaded bigint v4.3.0
[INFO] [stderr]   Downloaded tiny-keccak v1.4.1
[INFO] [stderr]   Downloaded cookie v0.3.1
[INFO] [stderr]   Downloaded transient-hashmap v0.4.1
[INFO] [stderr]   Downloaded ethbloom v0.2.5
[INFO] [stderr]   Downloaded pwasm-utils v0.1.4
[INFO] [stderr]   Downloaded wasmi v0.1.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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] 134d6b95d79f9acb9121869a3a5c9e9fd3799c49ed8f80bd05c8dc4be2f0f4ab
[INFO] running `Command { std: "docker" "start" "-a" "134d6b95d79f9acb9121869a3a5c9e9fd3799c49ed8f80bd05c8dc4be2f0f4ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "134d6b95d79f9acb9121869a3a5c9e9fd3799c49ed8f80bd05c8dc4be2f0f4ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "134d6b95d79f9acb9121869a3a5c9e9fd3799c49ed8f80bd05c8dc4be2f0f4ab", kill_on_drop: false }`
[INFO] [stdout] 134d6b95d79f9acb9121869a3a5c9e9fd3799c49ed8f80bd05c8dc4be2f0f4ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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] 05a21c2edd25acbacbd16b0754507d091eee20867b5923ed51c3e5236b494519
[INFO] running `Command { std: "docker" "start" "-a" "05a21c2edd25acbacbd16b0754507d091eee20867b5923ed51c3e5236b494519", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.40
[INFO] [stderr]    Compiling cfg-if v0.1.2
[INFO] [stderr]    Compiling lazy_static v1.0.0
[INFO] [stderr]    Compiling nodrop v0.1.12
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling rayon-core v1.4.0
[INFO] [stderr]    Compiling either v1.5.0
[INFO] [stderr]    Compiling byteorder v1.2.2
[INFO] [stderr]    Compiling crunchy v0.1.6
[INFO] [stderr]    Compiling rustc-hex v1.0.0
[INFO] [stderr]    Compiling heapsize v0.4.2
[INFO] [stderr]    Compiling bigint v4.3.0
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling num-traits v0.2.2
[INFO] [stderr]    Compiling futures v0.1.21
[INFO] [stderr]    Compiling stable_deref_trait v1.0.0
[INFO] [stderr]    Compiling smallvec v0.6.0
[INFO] [stderr]    Compiling serde v1.0.38
[INFO] [stderr]    Compiling dtoa v0.4.2
[INFO] [stderr]    Compiling itoa v0.4.1
[INFO] [stderr]    Compiling slab v0.4.0
[INFO] [stderr]    Compiling lazycell v0.6.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling ucd-util v0.1.1
[INFO] [stderr]    Compiling regex v0.2.10
[INFO] [stderr]    Compiling utf8-ranges v1.0.0
[INFO] [stderr]    Compiling ethcore-bytes v0.1.0 (https://github.com/paritytech/parity?tag=v1.9.7#7919629f)
[INFO] [stderr]    Compiling error-chain v0.11.0
[INFO] [stderr]    Compiling scoped-tls v0.1.1
[INFO] [stderr]    Compiling pkg-config v0.3.9
[INFO] [stderr]    Compiling remove_dir_all v0.5.0
[INFO] [stderr]    Compiling getopts v0.2.17
[INFO] [stderr]    Compiling openssl v0.9.24
[INFO] [stderr]    Compiling slab v0.3.0
[INFO] [stderr]    Compiling gcc v0.3.54
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling build_const v0.2.1
[INFO] [stderr]    Compiling take v0.1.0
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling httparse v1.2.4
[INFO] [stderr]    Compiling smallvec v0.2.1
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling edit-distance v2.0.1
[INFO] [stderr]    Compiling hamming v0.1.3
[INFO] [stderr]    Compiling bit-vec v0.4.4
[INFO] [stderr]    Compiling smallvec v0.4.4
[INFO] [stderr]    Compiling adler32 v1.0.2
[INFO] [stderr]    Compiling itoa v0.3.4
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling linked-hash-map v0.4.2
[INFO] [stderr]    Compiling strsim v0.7.0
[INFO] [stderr]    Compiling primal-estimate v0.2.1
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling bitflags v1.0.1
[INFO] [stderr]    Compiling crunchy v0.2.1
[INFO] [stderr]    Compiling xdg v2.1.0
[INFO] [stderr]    Compiling memory_units v0.3.0
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]    Compiling protobuf v1.5.1
[INFO] [stderr]    Compiling interleaved-ordered v0.1.1
[INFO] [stderr]    Compiling subtle v0.5.1
[INFO] [stderr]    Compiling quick-error v1.2.1
[INFO] [stderr]    Compiling crossbeam v0.3.2
[INFO] [stderr]    Compiling slab v0.2.0
[INFO] [stderr]    Compiling macros v0.1.0 (https://github.com/paritytech/parity?tag=v1.9.7#7919629f)
[INFO] [stderr]    Compiling siphasher v0.1.3
[INFO] [stderr]    Compiling spmc v0.2.2
[INFO] [stderr]    Compiling transient-hashmap v0.4.1
[INFO] [stderr]    Compiling using_queue v0.1.0 (https://github.com/paritytech/parity?tag=v1.9.7#7919629f)
[INFO] [stderr]    Compiling semantic_version v0.1.0 (https://github.com/paritytech/parity?tag=v1.9.7#7919629f)
[INFO] [stderr]    Compiling table v0.1.0 (https://github.com/paritytech/parity?tag=v1.9.7#7919629f)
[INFO] [stderr]    Compiling unexpected v0.1.0 (https://github.com/paritytech/parity?tag=v1.9.7#7919629f)
[INFO] [stderr]    Compiling linked-hash-map v0.5.1
[INFO] [stderr]    Compiling rand v0.4.2
[INFO] [stderr]    Compiling arrayvec v0.4.7
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling log v0.4.1
[INFO] [stderr]    Compiling proc-macro2 v0.3.6
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling net2 v0.2.32
[INFO] [stderr]    Compiling time v0.1.39
[INFO] [stderr]    Compiling crossbeam-utils v0.3.2
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling unicase v2.1.0
[INFO] [stderr]    Compiling isatty v0.1.7
[INFO] [stderr]    Compiling heck v0.2.1
[INFO] [stderr]    Compiling textwrap v0.9.0
[INFO] [stderr]    Compiling atty v0.2.8
[INFO] [stderr]    Compiling memmap v0.5.2
[INFO] [stderr]    Compiling rustc_version v0.2.2
[INFO] [stderr]    Compiling url v1.7.0
[INFO] [stderr]    Compiling owning_ref v0.3.3
[INFO] [stderr]    Compiling itertools v0.5.10
[INFO] [stderr]    Compiling base64 v0.9.0
[INFO] [stderr] error: could not compile `gcc`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name gcc /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gcc-0.3.54/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=95bf693427c5c7ac -C extra-filename=-95bf693427c5c7ac --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0713]: borrow may still be in use when destructor runs
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/url-1.7.0/src/form_urlencoded.rs:261:40
[INFO] [stdout]     |
[INFO] [stdout] 259 | impl<'a> Target for ::UrlQuery<'a> {
[INFO] [stdout]     |      -- lifetime `'a` defined here
[INFO] [stdout] 260 |     fn as_mut_string(&mut self) -> &mut String { &mut self.url.serialization }
[INFO] [stdout] 261 |     fn finish(self) -> &'a mut ::Url { self.url }
[INFO] [stdout]     |                                        ^^^^^^^^ - here, drop of `self` needs exclusive access to `*self.url`, because the type `UrlQuery<'_>` implements the `Drop` trait
[INFO] [stdout]     |                                        |
[INFO] [stdout]     |                                        returning this value requires that `*self.url` is borrowed for `'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0713`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "05a21c2edd25acbacbd16b0754507d091eee20867b5923ed51c3e5236b494519", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05a21c2edd25acbacbd16b0754507d091eee20867b5923ed51c3e5236b494519", kill_on_drop: false }`
[INFO] [stdout] 05a21c2edd25acbacbd16b0754507d091eee20867b5923ed51c3e5236b494519