[INFO] fetching crate translate_core 0.1.21...
[INFO] checking translate_core-0.1.21 against master#18a6d911caba59605eb03db1452848a85d2e5879 for pr-112743
[INFO] extracting crate translate_core 0.1.21 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate translate_core 0.1.21 on toolchain 18a6d911caba59605eb03db1452848a85d2e5879
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+18a6d911caba59605eb03db1452848a85d2e5879" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate translate_core 0.1.21
[INFO] finished tweaking crates.io crate translate_core 0.1.21
[INFO] tweaked toml for crates.io crate translate_core 0.1.21 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+18a6d911caba59605eb03db1452848a85d2e5879" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+18a6d911caba59605eb03db1452848a85d2e5879" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+18a6d911caba59605eb03db1452848a85d2e5879" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 046d15024e20ab353f90b9ddaf4ac6c26c02b7edf3e159e61b71671bd98d262d
[INFO] running `Command { std: "docker" "start" "-a" "046d15024e20ab353f90b9ddaf4ac6c26c02b7edf3e159e61b71671bd98d262d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "046d15024e20ab353f90b9ddaf4ac6c26c02b7edf3e159e61b71671bd98d262d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "046d15024e20ab353f90b9ddaf4ac6c26c02b7edf3e159e61b71671bd98d262d", kill_on_drop: false }`
[INFO] [stdout] 046d15024e20ab353f90b9ddaf4ac6c26c02b7edf3e159e61b71671bd98d262d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+18a6d911caba59605eb03db1452848a85d2e5879" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 04db700b1c87feefd22875ebfe6cafab9d4bbae153a79b80f7cf095bed655685
[INFO] running `Command { std: "docker" "start" "-a" "04db700b1c87feefd22875ebfe6cafab9d4bbae153a79b80f7cf095bed655685", kill_on_drop: false }`
[INFO] [stderr]     Checking futures v0.1.31
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling pkg-config v0.3.27
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking matches v0.1.10
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]    Compiling parking_lot_core v0.6.3
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]     Checking net2 v0.2.39
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]    Compiling syn v2.0.18
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling openssl v0.10.54
[INFO] [stderr]    Compiling hyper v0.12.36
[INFO] [stderr]     Checking idna v0.4.0
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking object v0.30.4
[INFO] [stderr]     Checking smallvec v0.6.14
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]    Compiling mime_guess v2.0.4
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]    Compiling openssl-sys v0.9.88
[INFO] [stderr]     Checking try_from v0.3.2
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking url v2.4.0
[INFO] [stderr]     Checking dtoa v0.4.8
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking crossbeam-deque v0.7.4
[INFO] [stderr]     Checking cookie v0.12.0
[INFO] [stderr]     Checking flate2 v1.0.26
[INFO] [stderr]     Checking tokio-executor v0.1.10
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking tokio-sync v0.1.8
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking want v0.2.0
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]     Checking tokio-current-thread v0.1.7
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking tokio-timer v0.2.13
[INFO] [stderr]     Checking publicsuffix v1.5.6
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling serde_derive v1.0.164
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]     Checking backtrace v0.3.67
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking serde v1.0.164
[INFO] [stderr]     Checking hyper-tls v0.3.2
[INFO] [stderr]     Checking serde_json v1.0.97
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
[INFO] [stderr]     Checking cookie_store v0.7.0
[INFO] [stderr]     Checking reqwest v0.9.24
[INFO] [stderr]     Checking translate_core v0.1.21 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/lib.rs:78:13
[INFO] [stdout]    |
[INFO] [stdout] 77 |             panic!("{}",o);
[INFO] [stdout]    |             -------------- any code following this expression is unreachable
[INFO] [stdout] 78 |             None
[INFO] [stdout]    |             ^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/lib.rs:78:13
[INFO] [stdout]    |
[INFO] [stdout] 77 |             panic!("{}",o);
[INFO] [stdout]    |             -------------- any code following this expression is unreachable
[INFO] [stdout] 78 |             None
[INFO] [stdout]    |             ^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/lib.rs:80:9
[INFO] [stdout]    |
[INFO] [stdout] 80 |         _ => {
[INFO] [stdout]    |         ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/lib.rs:80:9
[INFO] [stdout]    |
[INFO] [stdout] 80 |         _ => {
[INFO] [stdout]    |         ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.85s
[INFO] running `Command { std: "docker" "inspect" "04db700b1c87feefd22875ebfe6cafab9d4bbae153a79b80f7cf095bed655685", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04db700b1c87feefd22875ebfe6cafab9d4bbae153a79b80f7cf095bed655685", kill_on_drop: false }`
[INFO] [stdout] 04db700b1c87feefd22875ebfe6cafab9d4bbae153a79b80f7cf095bed655685