[INFO] fetching crate kyanite 0.2.0... [INFO] testing kyanite-0.2.0 against 1.59.0 for beta-1.60-1 [INFO] extracting crate kyanite 0.2.0 into /workspace/builds/worker-55/source [INFO] validating manifest of crates.io crate kyanite 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 kyanite 0.2.0 [INFO] finished tweaking crates.io crate kyanite 0.2.0 [INFO] tweaked toml for crates.io crate kyanite 0.2.0 written to /workspace/builds/worker-55/source/Cargo.toml [INFO] crate crates.io crate kyanite 0.2.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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 serde-xml-rs v0.3.1 [INFO] [stderr] Downloaded deunicode v0.4.3 [INFO] [stderr] Downloaded cc v1.0.47 [INFO] [stderr] Downloaded tokio-executor v0.1.9 [INFO] [stderr] Downloaded tokio-timer v0.2.12 [INFO] [stderr] Downloaded tokio-reactor v0.1.11 [INFO] [stderr] Downloaded security-framework v0.3.4 [INFO] [stderr] Downloaded schannel v0.1.16 [INFO] [stderr] Downloaded getrandom v0.1.13 [INFO] [stderr] Downloaded openssl-sys v0.9.53 [INFO] [stderr] Downloaded openssl v0.10.26 [INFO] [stderr] Downloaded mime_guess v2.0.1 [INFO] [stderr] Downloaded xml-rs v0.8.0 [INFO] [stderr] Downloaded flate2 v1.0.13 [INFO] [stderr] Downloaded indexmap v1.3.0 [INFO] [stderr] Downloaded unicode-normalization v0.1.11 [INFO] [stderr] Downloaded serde_json v1.0.44 [INFO] [stderr] Downloaded tokio-threadpool v0.1.17 [INFO] [stderr] Downloaded lock_api v0.3.2 [INFO] [stderr] Downloaded hermit-abi v0.1.5 [INFO] [stderr] Downloaded hyper v0.12.35 [INFO] [stderr] Downloaded slug v0.1.4 [INFO] [stderr] Downloaded backtrace v0.3.40 [INFO] [stderr] Downloaded smallvec v1.1.0 [INFO] [stderr] Downloaded mime v0.3.14 [INFO] [stderr] Downloaded security-framework-sys v0.3.3 [INFO] [stderr] Downloaded error-chain v0.10.0 [INFO] [stderr] Downloaded miniz_oxide v0.3.5 [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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c82a2e6bed1ee35b89b768e96700d85c254fbd2bf1735a23cc6a1b770855f18f [INFO] running `Command { std: "docker" "start" "-a" "c82a2e6bed1ee35b89b768e96700d85c254fbd2bf1735a23cc6a1b770855f18f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c82a2e6bed1ee35b89b768e96700d85c254fbd2bf1735a23cc6a1b770855f18f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c82a2e6bed1ee35b89b768e96700d85c254fbd2bf1735a23cc6a1b770855f18f", kill_on_drop: false }` [INFO] [stdout] c82a2e6bed1ee35b89b768e96700d85c254fbd2bf1735a23cc6a1b770855f18f [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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f3641f74f2797cab55b63ae9cd13c623b748cdd7b71b570d5529ca6544e75c94 [INFO] running `Command { std: "docker" "start" "-a" "f3641f74f2797cab55b63ae9cd13c623b748cdd7b71b570d5529ca6544e75c94", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling futures v0.1.29 [INFO] [stderr] Compiling cc v1.0.47 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Compiling either v1.5.3 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.8 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling scopeguard v1.0.0 [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Compiling matches v0.1.8 [INFO] [stderr] Compiling fnv v1.0.6 [INFO] [stderr] Compiling slab v0.4.2 [INFO] [stderr] Compiling smallvec v1.1.0 [INFO] [stderr] Compiling itoa v0.4.4 [INFO] [stderr] Compiling pkg-config v0.3.17 [INFO] [stderr] Compiling serde v1.0.104 [INFO] [stderr] Compiling bitflags v1.2.0 [INFO] [stderr] Compiling version_check v0.9.1 [INFO] [stderr] Compiling rustc-demangle v0.1.16 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling foreign-types-shared v0.1.1 [INFO] [stderr] Compiling ryu v1.0.2 [INFO] [stderr] Compiling percent-encoding v1.0.1 [INFO] [stderr] Compiling httparse v1.3.4 [INFO] [stderr] Compiling failure_derive v0.1.6 [INFO] [stderr] Compiling openssl v0.10.26 [INFO] [stderr] Compiling regex-syntax v0.6.12 [INFO] [stderr] Compiling crc32fast v1.2.0 [INFO] [stderr] Compiling native-tls v0.2.3 [INFO] [stderr] Compiling percent-encoding v2.1.0 [INFO] [stderr] Compiling try-lock v0.2.2 [INFO] [stderr] Compiling adler32 v1.0.4 [INFO] [stderr] Compiling openssl-probe v0.1.2 [INFO] [stderr] Compiling encoding_rs v0.8.22 [INFO] [stderr] Compiling dtoa v0.4.4 [INFO] [stderr] Compiling mime v0.3.14 [INFO] [stderr] Compiling unicode-width v0.1.6 [INFO] [stderr] Compiling xml-rs v0.8.0 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling deunicode v0.4.3 [INFO] [stderr] Compiling vec_map v0.8.1 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling md5 v0.7.0 [INFO] [stderr] Compiling try_from v0.3.2 [INFO] [stderr] Compiling crossbeam-utils v0.6.6 [INFO] [stderr] Compiling unicode-bidi v0.3.4 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling lock_api v0.3.2 [INFO] [stderr] Compiling unicode-normalization v0.1.11 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling foreign-types v0.3.2 [INFO] [stderr] Compiling miniz_oxide v0.3.5 [INFO] [stderr] Compiling slug v0.1.4 [INFO] [stderr] Compiling crossbeam-utils v0.7.0 [INFO] [stderr] Compiling crossbeam-epoch v0.8.0 [INFO] [stderr] Compiling indexmap v1.3.0 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling crossbeam-queue v0.1.2 [INFO] [stderr] Compiling error-chain v0.12.1 [INFO] [stderr] Compiling idna v0.1.5 [INFO] [stderr] Compiling idna v0.2.0 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Compiling smallvec v0.6.13 [INFO] [stderr] Compiling tokio-executor v0.1.9 [INFO] [stderr] Compiling tokio-sync v0.1.7 [INFO] [stderr] Compiling want v0.2.0 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling memoffset v0.5.3 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling hyper v0.12.35 [INFO] [stderr] Compiling openssl-sys v0.9.53 [INFO] [stderr] Compiling backtrace-sys v0.1.32 [INFO] [stderr] Compiling tokio-timer v0.2.12 [INFO] [stderr] Compiling tokio-current-thread v0.1.6 [INFO] [stderr] Compiling base64 v0.10.1 [INFO] [stderr] Compiling regex v1.3.1 [INFO] [stderr] Compiling url v2.1.0 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling num_cpus v1.11.1 [INFO] [stderr] Compiling net2 v0.2.33 [INFO] [stderr] Compiling time v0.1.42 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling flate2 v1.0.13 [INFO] [stderr] Compiling atty v0.2.13 [INFO] [stderr] Compiling url v1.7.2 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling bytes v0.4.12 [INFO] [stderr] Compiling futures-cpupool v0.1.8 [INFO] [stderr] Compiling mio v0.6.21 [INFO] [stderr] Compiling cookie v0.12.0 [INFO] [stderr] Compiling crossbeam-deque v0.7.2 [INFO] [stderr] Compiling tokio-io v0.1.12 [INFO] [stderr] Compiling http v0.1.21 [INFO] [stderr] Compiling string v0.2.1 [INFO] [stderr] Compiling tokio-buf v0.1.1 [INFO] [stderr] Compiling mime_guess v2.0.1 [INFO] [stderr] Compiling tokio-threadpool v0.1.17 [INFO] [stderr] Compiling uuid v0.7.4 [INFO] [stderr] Compiling publicsuffix v1.5.4 [INFO] [stderr] Compiling tokio-reactor v0.1.11 [INFO] [stderr] Compiling backtrace v0.3.40 [INFO] [stderr] Compiling chrono v0.4.10 [INFO] [stderr] Compiling tokio-tcp v0.1.3 [INFO] [stderr] Compiling error-chain v0.10.0 [INFO] [stderr] Compiling tokio v0.1.22 [INFO] [stderr] Compiling fern v0.5.9 [INFO] [stderr] Compiling synstructure v0.12.3 [INFO] [stderr] Compiling h2 v0.1.26 [INFO] [stderr] Compiling http-body v0.1.0 [INFO] [stderr] Compiling serde_derive v1.0.104 [INFO] [stderr] Compiling failure v0.1.6 [INFO] [stderr] Compiling hyper-tls v0.3.2 [INFO] [stderr] Compiling serde_json v1.0.44 [INFO] [stderr] Compiling serde_urlencoded v0.5.5 [INFO] [stderr] Compiling serde-xml-rs v0.3.1 [INFO] [stderr] Compiling cookie_store v0.7.0 [INFO] [stderr] Compiling reqwest v0.9.24 [INFO] [stderr] Compiling kyanite v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/item.rs:111:9 [INFO] [stdout] | [INFO] [stdout] 111 | &self.download()?; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 111 | let _ = &self.download()?; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/item.rs:147:21 [INFO] [stdout] | [INFO] [stdout] 147 | &self.expunge(); [INFO] [stdout] | ^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 147 | let _ = &self.expunge(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 34.38s [INFO] running `Command { std: "docker" "inspect" "f3641f74f2797cab55b63ae9cd13c623b748cdd7b71b570d5529ca6544e75c94", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f3641f74f2797cab55b63ae9cd13c623b748cdd7b71b570d5529ca6544e75c94", kill_on_drop: false }` [INFO] [stdout] f3641f74f2797cab55b63ae9cd13c623b748cdd7b71b570d5529ca6544e75c94 [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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3c6c02df4888eb2b26b94bc7aedd5bc642031aafb92098235010a22d9ad7e45d [INFO] running `Command { std: "docker" "start" "-a" "3c6c02df4888eb2b26b94bc7aedd5bc642031aafb92098235010a22d9ad7e45d", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling kyanite v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/item.rs:111:9 [INFO] [stdout] | [INFO] [stdout] 111 | &self.download()?; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 111 | let _ = &self.download()?; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/item.rs:147:21 [INFO] [stdout] | [INFO] [stdout] 147 | &self.expunge(); [INFO] [stdout] | ^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 147 | let _ = &self.expunge(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.31s [INFO] running `Command { std: "docker" "inspect" "3c6c02df4888eb2b26b94bc7aedd5bc642031aafb92098235010a22d9ad7e45d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3c6c02df4888eb2b26b94bc7aedd5bc642031aafb92098235010a22d9ad7e45d", kill_on_drop: false }` [INFO] [stdout] 3c6c02df4888eb2b26b94bc7aedd5bc642031aafb92098235010a22d9ad7e45d [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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 6a9de2a77af4e579a6dfa73110d817033228c98d90bd00aab71922d801d34f6a [INFO] running `Command { std: "docker" "start" "-a" "6a9de2a77af4e579a6dfa73110d817033228c98d90bd00aab71922d801d34f6a", 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] warning: unused borrow that must be used [INFO] [stderr] --> src/item.rs:111:9 [INFO] [stderr] | [INFO] [stderr] 111 | &self.download()?; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 111 | let _ = &self.download()?; [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/item.rs:147:21 [INFO] [stderr] | [INFO] [stderr] 147 | &self.expunge(); [INFO] [stderr] | ^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stderr] | [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 147 | let _ = &self.expunge(); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `kyanite` (bin "kyanite" test) generated 2 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.79s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/kyanite-c552ce45d82c9148) [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" "6a9de2a77af4e579a6dfa73110d817033228c98d90bd00aab71922d801d34f6a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6a9de2a77af4e579a6dfa73110d817033228c98d90bd00aab71922d801d34f6a", kill_on_drop: false }` [INFO] [stdout] 6a9de2a77af4e579a6dfa73110d817033228c98d90bd00aab71922d801d34f6a