[INFO] fetching crate translate_core 0.1.21...
[INFO] checking translate_core-0.1.21 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1
[INFO] extracting crate translate_core 0.1.21 into /workspace/builds/worker-7-tc2/source
[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-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate translate_core 0.1.21 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 206 packages to latest compatible versions
[INFO] [stderr]       Adding reqwest v0.9.24 (available: v0.12.23)
[INFO] [stderr]       Adding wasi v0.10.0+wasi-snapshot-preview1 (available: v0.10.2+wasi-snapshot-preview1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e8c1cc432d034dd2134e23c063d8b02fdcfeeff53ed3ed783733275482f27dc0
[INFO] running `Command { std: "docker" "start" "-a" "e8c1cc432d034dd2134e23c063d8b02fdcfeeff53ed3ed783733275482f27dc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e8c1cc432d034dd2134e23c063d8b02fdcfeeff53ed3ed783733275482f27dc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8c1cc432d034dd2134e23c063d8b02fdcfeeff53ed3ed783733275482f27dc0", kill_on_drop: false }`
[INFO] [stdout] e8c1cc432d034dd2134e23c063d8b02fdcfeeff53ed3ed783733275482f27dc0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f304a02ca6703d8594344953128c5366b84000149a365e30aa16f414f394d8e4
[INFO] running `Command { std: "docker" "start" "-a" "f304a02ca6703d8594344953128c5366b84000149a365e30aa16f414f394d8e4", kill_on_drop: false }`
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking idna v1.1.0
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking openssl v0.10.73
[INFO] [stderr]     Checking want v0.2.0
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking url v2.5.7
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking publicsuffix v1.5.6
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking cookie_store v0.7.0
[INFO] [stderr]     Checking hyper v0.12.36
[INFO] [stderr]     Checking native-tls v0.2.14
[INFO] [stderr]     Checking hyper-tls v0.3.2
[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 pattern
[INFO] [stdout]   --> src/lib.rs:80:9
[INFO] [stdout]    |
[INFO] [stdout] 80 |         _ => {
[INFO] [stdout]    |         ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]   --> src/lib.rs:80:9
[INFO] [stdout]    |
[INFO] [stdout] 66 |         Ok(mut e) => {
[INFO] [stdout]    |         --------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 76 |         Err(o) => {
[INFO] [stdout]    |         ------ matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 80 |         _ => {
[INFO] [stdout]    |         ^ collectively making this unreachable
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` 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]    |         ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]   --> src/lib.rs:80:9
[INFO] [stdout]    |
[INFO] [stdout] 66 |         Ok(mut e) => {
[INFO] [stdout]    |         --------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 76 |         Err(o) => {
[INFO] [stdout]    |         ------ matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 80 |         _ => {
[INFO] [stdout]    |         ^ collectively making this unreachable
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.99s
[INFO] running `Command { std: "docker" "inspect" "f304a02ca6703d8594344953128c5366b84000149a365e30aa16f414f394d8e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f304a02ca6703d8594344953128c5366b84000149a365e30aa16f414f394d8e4", kill_on_drop: false }`
[INFO] [stdout] f304a02ca6703d8594344953128c5366b84000149a365e30aa16f414f394d8e4