[INFO] fetching crate caniuse-db 1.0.30000909...
[INFO] checking caniuse-db-1.0.30000909 against master#b3bd7058c139e71bae0862ef8f8ac936208873e9 for pr-123752
[INFO] extracting crate caniuse-db 1.0.30000909 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate caniuse-db 1.0.30000909 on toolchain b3bd7058c139e71bae0862ef8f8ac936208873e9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate caniuse-db 1.0.30000909
[INFO] finished tweaking crates.io crate caniuse-db 1.0.30000909
[INFO] tweaked toml for crates.io crate caniuse-db 1.0.30000909 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 172 packages
[INFO] [stderr]       Adding autocfg v0.1.8 (latest: v1.2.0)
[INFO] [stderr]       Adding base64 v0.10.1 (latest: v0.22.0)
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding bytes v0.4.12 (latest: v1.6.0)
[INFO] [stderr]       Adding cfg-if v0.1.10 (latest: v1.0.0)
[INFO] [stderr]       Adding cloudabi v0.0.3 (latest: v0.1.0)
[INFO] [stderr]       Adding cookie v0.12.0 (latest: v0.18.1)
[INFO] [stderr]       Adding cookie_store v0.7.0 (latest: v0.21.0)
[INFO] [stderr]       Adding crossbeam-deque v0.7.4 (latest: v0.8.5)
[INFO] [stderr]       Adding crossbeam-epoch v0.8.2 (latest: v0.9.18)
[INFO] [stderr]       Adding crossbeam-queue v0.2.3 (latest: v0.3.11)
[INFO] [stderr]       Adding crossbeam-utils v0.7.2 (latest: v0.8.19)
[INFO] [stderr]       Adding dtoa v0.4.8 (latest: v1.0.9)
[INFO] [stderr]       Adding foreign-types v0.3.2 (latest: v0.5.0)
[INFO] [stderr]       Adding foreign-types-shared v0.1.1 (latest: v0.3.1)
[INFO] [stderr]       Adding futures v0.1.31 (latest: v0.3.30)
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[INFO] [stderr]       Adding hashbrown v0.12.3 (latest: v0.14.3)
[INFO] [stderr]       Adding http v0.1.21 (latest: v1.1.0)
[INFO] [stderr]       Adding http-body v0.1.0 (latest: v1.0.0)
[INFO] [stderr]       Adding hyper v0.12.36 (latest: v1.2.0)
[INFO] [stderr]       Adding hyper-tls v0.3.2 (latest: v0.6.0)
[INFO] [stderr]       Adding idna v0.1.5 (latest: v0.5.0)
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[INFO] [stderr]       Adding linux-raw-sys v0.4.13 (latest: v0.6.4)
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[INFO] [stderr]       Adding memoffset v0.5.6 (latest: v0.9.1)
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[INFO] [stderr]       Adding miow v0.2.2 (latest: v0.6.0)
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[INFO] [stderr]       Adding percent-encoding v1.0.1 (latest: v2.3.1)
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[INFO] [stderr]       Adding phf_codegen v0.7.24 (latest: v0.11.2)
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[INFO] [stderr]       Adding rand v0.6.5 (latest: v0.8.5)
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[INFO] [stderr]       Adding smallvec v0.6.14 (latest: v1.13.2)
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[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded hyper-tls v0.3.2
[INFO] [stderr]   Downloaded inflect v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7ae2ceb06cc1b8818992f47c741032eadb2c3968746c5bd630fc0bd3f5aecd05
[INFO] running `Command { std: "docker" "start" "-a" "7ae2ceb06cc1b8818992f47c741032eadb2c3968746c5bd630fc0bd3f5aecd05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ae2ceb06cc1b8818992f47c741032eadb2c3968746c5bd630fc0bd3f5aecd05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ae2ceb06cc1b8818992f47c741032eadb2c3968746c5bd630fc0bd3f5aecd05", kill_on_drop: false }`
[INFO] [stdout] 7ae2ceb06cc1b8818992f47c741032eadb2c3968746c5bd630fc0bd3f5aecd05
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 206109deefa566870e0e7ae17d244d083f05255eb0462b08fc9d600551ff7ce5
[INFO] running `Command { std: "docker" "start" "-a" "206109deefa566870e0e7ae17d244d083f05255eb0462b08fc9d600551ff7ce5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling futures v0.1.31
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
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[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling unicode-bidi v0.3.15
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling parking_lot_core v0.6.3
[INFO] [stderr]    Compiling openssl-sys v0.9.102
[INFO] [stderr]    Compiling matches v0.1.10
[INFO] [stderr]    Compiling tinyvec v1.6.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling smallvec v0.6.14
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling unicase v2.7.0
[INFO] [stderr]    Compiling adler v1.0.2
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[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling memchr v2.7.2
[INFO] [stderr]    Compiling gimli v0.28.1
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling openssl v0.10.64
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling form_urlencoded v1.2.1
[INFO] [stderr]    Compiling backtrace v0.3.71
[INFO] [stderr]    Compiling hyper v0.12.36
[INFO] [stderr]    Compiling crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling try-lock v0.2.5
[INFO] [stderr]    Compiling rustc-demangle v0.1.23
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]    Compiling serde_json v1.0.115
[INFO] [stderr]    Compiling crc32fast v1.4.0
[INFO] [stderr]    Compiling mime_guess v2.0.4
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[INFO] [stderr]    Compiling unicode-normalization v0.1.23
[INFO] [stderr]    Compiling object v0.32.2
[INFO] [stderr]    Compiling openssl-probe v0.1.5
[INFO] [stderr]    Compiling itoa v1.0.11
[INFO] [stderr]    Compiling try_from v0.3.2
[INFO] [stderr]    Compiling dtoa v0.4.8
[INFO] [stderr]    Compiling mime v0.3.17
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling encoding_rs v0.8.34
[INFO] [stderr]    Compiling flate2 v1.0.28
[INFO] [stderr]    Compiling phf v0.7.24
[INFO] [stderr]    Compiling inflect v0.1.0
[INFO] [stderr]    Compiling tokio-executor v0.1.10
[INFO] [stderr]    Compiling tokio-sync v0.1.8
[INFO] [stderr]    Compiling want v0.2.0
[INFO] [stderr]    Compiling tokio-current-thread v0.1.7
[INFO] [stderr]    Compiling tokio-timer v0.2.13
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling idna v0.5.0
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling net2 v0.2.39
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling time v0.1.45
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling tokio-threadpool v0.1.18
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling http v0.1.21
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling string v0.2.1
[INFO] [stderr]    Compiling tokio-buf v0.1.1
[INFO] [stderr]    Compiling url v2.5.0
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling tokio-reactor v0.1.12
[INFO] [stderr]    Compiling addr2line v0.21.0
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling cookie v0.12.0
[INFO] [stderr]    Compiling tokio-tcp v0.1.4
[INFO] [stderr]    Compiling publicsuffix v1.5.6
[INFO] [stderr]    Compiling uuid v0.7.4
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling http-body v0.1.0
[INFO] [stderr]    Compiling h2 v0.1.26
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling hyper-tls v0.3.2
[INFO] [stderr]    Compiling serde_urlencoded v0.5.5
[INFO] [stderr]    Compiling cookie_store v0.7.0
[INFO] [stderr]    Compiling reqwest v0.9.24
[INFO] [stderr]    Compiling caniuse-db v1.0.30000909 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/shared/mod.rs:90:1
[INFO] [stdout]    |
[INFO] [stdout] 90 | /// Vendor prefixes.
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serde` is imported redundantly
[INFO] [stdout]  --> src/shared/support.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use serde::{self, Deserialize, Deserializer};
[INFO] [stdout]   |             ^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: build.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | extern crate serde;
[INFO] [stdout]   | ------------------- the item `serde` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/shared/support.rs:50:32
[INFO] [stdout]    |
[INFO] [stdout] 50 |                 '#' | ' ' | '0'...'9' => continue, // ignore
[INFO] [stdout]    |                                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `statuses` and `agents` are never read
[INFO] [stdout]    --> build.rs:177:5
[INFO] [stdout]     |
[INFO] [stdout] 174 | struct Data {
[INFO] [stdout]     |        ---- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 177 |     statuses: HashMap<Status, String>,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 178 |     /// enum is verified
[INFO] [stdout] 179 |     agents: HashMap<Browser, Agent>,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Data` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `description`, `spec`, and `parent` are never read
[INFO] [stdout]    --> build.rs:217:5
[INFO] [stdout]     |
[INFO] [stdout] 206 | struct Feature {
[INFO] [stdout]     |        ------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 217 |     description: String,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 218 |     spec: String,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 219 |     parent: String,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Feature` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `browser`, `abbr`, `prefix`, `typ`, `versions`, and `prefix_exceptions` are never read
[INFO] [stdout]    --> build.rs:227:5
[INFO] [stdout]     |
[INFO] [stdout] 225 | struct Agent {
[INFO] [stdout]     |        ----- fields in this struct
[INFO] [stdout] 226 |     /// Title of browser
[INFO] [stdout] 227 |     browser: String,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 228 |     abbr: String,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 229 |     prefix: Prefix,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 230 |     #[serde(rename = "type")]
[INFO] [stdout] 231 |     typ: String,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 232 |     versions: Vec<Option<String>>,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 233 |     prefix_exceptions: Option<HashMap<String, Prefix>>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Agent` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> build.rs:275:20
[INFO] [stdout]     |
[INFO] [stdout] 275 |               panic!(format!(
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 276 | |                 "failed to deserialize response: {}, file: {}",
[INFO] [stdout] 277 | |                 e, cache_file_name
[INFO] [stdout] 278 | |             ));
[INFO] [stdout]     | |_____________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 275 ~             panic!(
[INFO] [stdout] 276 |                 "failed to deserialize response: {}, file: {}",
[INFO] [stdout] 277 |                 e, cache_file_name
[INFO] [stdout] 278 ~             );
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: failed to run custom build command for `caniuse-db v1.0.30000909 (/opt/rustwide/workdir)`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/caniuse-db-ef3c6d2fe7f304a8/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   Version: 1.0.30000909
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at build.rs:263:42:
[INFO] [stderr]   called `Result::unwrap()` on an `Err` value: Error(Hyper(Error(Connect, Custom { kind: Uncategorized, error: "failed to lookup address information: Temporary failure in name resolution" })), "https://registry.npmjs.org/caniuse-db/1.0.30000909")
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55f74b195835 - std::backtrace_rs::backtrace::libunwind::trace::hc0846b9d5d734da3
[INFO] [stderr]                                  at /rustc/b3bd7058c139e71bae0862ef8f8ac936208873e9/library/std/src/../../backtrace/src/backtrace/libunwind.rs:105:5
[INFO] [stderr]      1:     0x55f74b195835 - std::backtrace_rs::backtrace::trace_unsynchronized::haaeb5c07fc5f1c16
[INFO] [stderr]                                  at /rustc/b3bd7058c139e71bae0862ef8f8ac936208873e9/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x55f74b195835 - std::sys_common::backtrace::_print_fmt::hf422d8687c118c78
[INFO] [stderr]                                  at /rustc/b3bd7058c139e71bae0862ef8f8ac936208873e9/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stderr]      3:     0x55f74b195835 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h826b8e7caae31c92
[INFO] [stderr]                                  at /rustc/b3bd7058c139e71bae0862ef8f8ac936208873e9/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stderr]      4:     0x55f74b1bc1eb - core::fmt::rt::Argument::fmt::ha5794cc754ea58dc
[INFO] [stderr]                                  at /rustc/b3bd7058c139e71bae0862ef8f8ac936208873e9/library/core/src/fmt/rt.rs:142:9
[INFO] [stderr]      5:     0x55f74b1bc1eb - core::fmt::write::h90bf88fced7d7a85
[INFO] [stderr]                                  at /rustc/b3bd7058c139e71bae0862ef8f8ac936208873e9/library/core/src/fmt/mod.rs:1153:17
[INFO] [stderr]      6:     0x55f74b192fef - std::io::Write::write_fmt::h0542e06a2975a65e
[INFO] [stderr]                                  at /rustc/b3bd7058c139e71bae0862ef8f8ac936208873e9/library/std/src/io/mod.rs:1850:15
[INFO] [stderr]      7:     0x55f74b19560e - std::sys_common::backtrace::_print::h6c5d0ea7000c081f
[INFO] [stderr]                                  at /rustc/b3bd7058c139e71bae0862ef8f8ac936208873e9/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]      8:     0x55f74b19560e - std::sys_common::backtrace::print::h8cc61d3d9cfe4b43
[INFO] [stderr]                                  at /rustc/b3bd7058c139e71bae0862ef8f8ac936208873e9/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]      9:     0x55f74b196a49 - std::panicking::default_hook::{{closure}}::ha840b187609a73dc
[INFO] [stderr]     10:     0x55f74b196765 - std::panicking::default_hook::h64931701a8dfbeb5
[INFO] [stderr]                                  at /rustc/b3bd7058c139e71bae0862ef8f8ac936208873e9/library/std/src/panicking.rs:291:9
[INFO] [stderr]     11:     0x55f74b196ee4 - std::panicking::rust_panic_with_hook::h0fc054ea3f5b1656
[INFO] [stderr]                                  at /rustc/b3bd7058c139e71bae0862ef8f8ac936208873e9/library/std/src/panicking.rs:788:13
[INFO] [stderr]     12:     0x55f74b196dc6 - std::panicking::begin_panic_handler::{{closure}}::hd39fcf318858b44e
[INFO] [stderr]                                  at /rustc/b3bd7058c139e71bae0862ef8f8ac936208873e9/library/std/src/panicking.rs:657:13
[INFO] [stderr]     13:     0x55f74b195cf9 - std::sys_common::backtrace::__rust_end_short_backtrace::h41bac59379df1622
[INFO] [stderr]                                  at /rustc/b3bd7058c139e71bae0862ef8f8ac936208873e9/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stderr]     14:     0x55f74b196af7 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/b3bd7058c139e71bae0862ef8f8ac936208873e9/library/std/src/panicking.rs:645:5
[INFO] [stderr]     15:     0x55f74adadaf6 - core::panicking::panic_fmt::h7b8f1967fb403697
[INFO] [stderr]                                  at /rustc/b3bd7058c139e71bae0862ef8f8ac936208873e9/library/core/src/panicking.rs:72:14
[INFO] [stderr]     16:     0x55f74adae066 - core::result::unwrap_failed::h98b5c5e024a177ec
[INFO] [stderr]                                  at /rustc/b3bd7058c139e71bae0862ef8f8ac936208873e9/library/core/src/result.rs:1654:5
[INFO] [stderr]     17:     0x55f74addb91b - build_script_build::get_json::h1eb39762a45a3db4
[INFO] [stderr]     18:     0x55f74addb419 - build_script_build::get_git_head::h5e6e0db2329c042b
[INFO] [stderr]     19:     0x55f74add7541 - build_script_build::main::h2604c65b8369d57e
[INFO] [stderr]     20:     0x55f74adf88e3 - core::ops::function::FnOnce::call_once::ha279f4cbe01b636a
[INFO] [stderr]     21:     0x55f74ae06ed6 - std::sys_common::backtrace::__rust_begin_short_backtrace::h80567092fc652c1c
[INFO] [stderr]     22:     0x55f74ae00d59 - std::rt::lang_start::{{closure}}::h55178835fcea4cdf
[INFO] [stderr]     23:     0x55f74b18f696 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h49d0eb024581c58d
[INFO] [stderr]                                  at /rustc/b3bd7058c139e71bae0862ef8f8ac936208873e9/library/core/src/ops/function.rs:284:13
[INFO] [stderr]     24:     0x55f74b18f696 - std::panicking::try::do_call::h216b6896714a987d
[INFO] [stderr]                                  at /rustc/b3bd7058c139e71bae0862ef8f8ac936208873e9/library/std/src/panicking.rs:552:40
[INFO] [stderr]     25:     0x55f74b18f696 - std::panicking::try::h4bac5f28dc782f91
[INFO] [stderr]                                  at /rustc/b3bd7058c139e71bae0862ef8f8ac936208873e9/library/std/src/panicking.rs:516:19
[INFO] [stderr]     26:     0x55f74b18f696 - std::panic::catch_unwind::h2a45431533d7ee9c
[INFO] [stderr]                                  at /rustc/b3bd7058c139e71bae0862ef8f8ac936208873e9/library/std/src/panic.rs:149:14
[INFO] [stderr]     27:     0x55f74b18f696 - std::rt::lang_start_internal::{{closure}}::h93ba00e1aef300e8
[INFO] [stderr]                                  at /rustc/b3bd7058c139e71bae0862ef8f8ac936208873e9/library/std/src/rt.rs:141:48
[INFO] [stderr]     28:     0x55f74b18f696 - std::panicking::try::do_call::hbeece6a5e5d1de22
[INFO] [stderr]                                  at /rustc/b3bd7058c139e71bae0862ef8f8ac936208873e9/library/std/src/panicking.rs:552:40
[INFO] [stderr]     29:     0x55f74b18f696 - std::panicking::try::h48d13e3c46df2cb2
[INFO] [stderr]                                  at /rustc/b3bd7058c139e71bae0862ef8f8ac936208873e9/library/std/src/panicking.rs:516:19
[INFO] [stderr]     30:     0x55f74b18f696 - std::panic::catch_unwind::he1a369a4d9ab7488
[INFO] [stderr]                                  at /rustc/b3bd7058c139e71bae0862ef8f8ac936208873e9/library/std/src/panic.rs:149:14
[INFO] [stderr]     31:     0x55f74b18f696 - std::rt::lang_start_internal::h5fddfc687b4198c5
[INFO] [stderr]                                  at /rustc/b3bd7058c139e71bae0862ef8f8ac936208873e9/library/std/src/rt.rs:141:20
[INFO] [stderr]     32:     0x55f74ae00d37 - std::rt::lang_start::hef298472f8d64532
[INFO] [stderr]     33:     0x55f74ade9665 - main
[INFO] [stderr]     34:     0x7f50ac7f6d90 - <unknown>
[INFO] [stderr]     35:     0x7f50ac7f6e40 - __libc_start_main
[INFO] [stderr]     36:     0x55f74adae485 - _start
[INFO] [stderr]     37:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "206109deefa566870e0e7ae17d244d083f05255eb0462b08fc9d600551ff7ce5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "206109deefa566870e0e7ae17d244d083f05255eb0462b08fc9d600551ff7ce5", kill_on_drop: false }`
[INFO] [stdout] 206109deefa566870e0e7ae17d244d083f05255eb0462b08fc9d600551ff7ce5
[INFO] checking caniuse-db-1.0.30000909 against try#57fe1b734d9ff1c8a92bda60b85506b9648158d3 for pr-123752
[INFO] extracting crate caniuse-db 1.0.30000909 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate caniuse-db 1.0.30000909 on toolchain 57fe1b734d9ff1c8a92bda60b85506b9648158d3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+57fe1b734d9ff1c8a92bda60b85506b9648158d3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate caniuse-db 1.0.30000909
[INFO] finished tweaking crates.io crate caniuse-db 1.0.30000909
[INFO] tweaked toml for crates.io crate caniuse-db 1.0.30000909 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+57fe1b734d9ff1c8a92bda60b85506b9648158d3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 172 packages
[INFO] [stderr]       Adding autocfg v0.1.8 (latest: v1.2.0)
[INFO] [stderr]       Adding base64 v0.10.1 (latest: v0.22.0)
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding bytes v0.4.12 (latest: v1.6.0)
[INFO] [stderr]       Adding cfg-if v0.1.10 (latest: v1.0.0)
[INFO] [stderr]       Adding cloudabi v0.0.3 (latest: v0.1.0)
[INFO] [stderr]       Adding cookie v0.12.0 (latest: v0.18.1)
[INFO] [stderr]       Adding cookie_store v0.7.0 (latest: v0.21.0)
[INFO] [stderr]       Adding crossbeam-deque v0.7.4 (latest: v0.8.5)
[INFO] [stderr]       Adding crossbeam-epoch v0.8.2 (latest: v0.9.18)
[INFO] [stderr]       Adding crossbeam-queue v0.2.3 (latest: v0.3.11)
[INFO] [stderr]       Adding crossbeam-utils v0.7.2 (latest: v0.8.19)
[INFO] [stderr]       Adding dtoa v0.4.8 (latest: v1.0.9)
[INFO] [stderr]       Adding foreign-types v0.3.2 (latest: v0.5.0)
[INFO] [stderr]       Adding foreign-types-shared v0.1.1 (latest: v0.3.1)
[INFO] [stderr]       Adding futures v0.1.31 (latest: v0.3.30)
[INFO] [stderr]       Adding h2 v0.1.26 (latest: v0.4.4)
[INFO] [stderr]       Adding hashbrown v0.12.3 (latest: v0.14.3)
[INFO] [stderr]       Adding http v0.1.21 (latest: v1.1.0)
[INFO] [stderr]       Adding http-body v0.1.0 (latest: v1.0.0)
[INFO] [stderr]       Adding hyper v0.12.36 (latest: v1.2.0)
[INFO] [stderr]       Adding hyper-tls v0.3.2 (latest: v0.6.0)
[INFO] [stderr]       Adding idna v0.1.5 (latest: v0.5.0)
[INFO] [stderr]       Adding idna v0.2.3 (latest: v0.5.0)
[INFO] [stderr]       Adding indexmap v1.9.3 (latest: v2.2.6)
[INFO] [stderr]       Adding itoa v0.4.8 (latest: v1.0.11)
[INFO] [stderr]       Adding linux-raw-sys v0.4.13 (latest: v0.6.4)
[INFO] [stderr]       Adding lock_api v0.3.4 (latest: v0.4.11)
[INFO] [stderr]       Adding memoffset v0.5.6 (latest: v0.9.1)
[INFO] [stderr]       Adding mio v0.6.23 (latest: v0.8.11)
[INFO] [stderr]       Adding miow v0.2.2 (latest: v0.6.0)
[INFO] [stderr]       Adding object v0.32.2 (latest: v0.35.0)
[INFO] [stderr]       Adding parking_lot v0.9.0 (latest: v0.12.1)
[INFO] [stderr]       Adding parking_lot_core v0.6.3 (latest: v0.9.9)
[INFO] [stderr]       Adding percent-encoding v1.0.1 (latest: v2.3.1)
[INFO] [stderr]       Adding phf v0.7.24 (latest: v0.11.2)
[INFO] [stderr]       Adding phf_codegen v0.7.24 (latest: v0.11.2)
[INFO] [stderr]       Adding phf_generator v0.7.24 (latest: v0.11.2)
[INFO] [stderr]       Adding phf_shared v0.7.24 (latest: v0.11.2)
[INFO] [stderr]       Adding publicsuffix v1.5.6 (latest: v2.2.3)
[INFO] [stderr]       Adding rand v0.6.5 (latest: v0.8.5)
[INFO] [stderr]       Adding rand_chacha v0.1.1 (latest: v0.3.1)
[INFO] [stderr]       Adding rand_core v0.3.1 (latest: v0.6.4)
[INFO] [stderr]       Adding rand_core v0.4.2 (latest: v0.6.4)
[INFO] [stderr]       Adding rand_hc v0.1.0 (latest: v0.3.2)
[INFO] [stderr]       Adding rand_isaac v0.1.1 (latest: v0.3.0)
[INFO] [stderr]       Adding rand_jitter v0.1.4 (latest: v0.4.0)
[INFO] [stderr]       Adding rand_os v0.1.3 (latest: v0.2.2)
[INFO] [stderr]       Adding rand_pcg v0.1.2 (latest: v0.3.1)
[INFO] [stderr]       Adding rand_xorshift v0.1.1 (latest: v0.3.0)
[INFO] [stderr]       Adding rdrand v0.4.0 (latest: v0.8.3)
[INFO] [stderr]       Adding redox_syscall v0.1.57 (latest: v0.5.1)
[INFO] [stderr]       Adding reqwest v0.9.24 (latest: v0.12.3)
[INFO] [stderr]       Adding rustc_version v0.2.3 (latest: v0.4.0)
[INFO] [stderr]       Adding semver v0.9.0 (latest: v1.0.22)
[INFO] [stderr]       Adding semver-parser v0.7.0 (latest: v0.10.2)
[INFO] [stderr]       Adding serde_urlencoded v0.5.5 (latest: v0.7.1)
[INFO] [stderr]       Adding siphasher v0.2.3 (latest: v1.0.1)
[INFO] [stderr]       Adding smallvec v0.6.14 (latest: v1.13.2)
[INFO] [stderr]       Adding string v0.2.1 (latest: v0.3.0)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding synstructure v0.12.6 (latest: v0.13.1)
[INFO] [stderr]       Adding time v0.1.45 (latest: v0.3.36)
[INFO] [stderr]       Adding tokio v0.1.22 (latest: v1.37.0)
[INFO] [stderr]       Adding url v1.7.2 (latest: v2.5.0)
[INFO] [stderr]       Adding uuid v0.7.4 (latest: v1.8.0)
[INFO] [stderr]       Adding want v0.2.0 (latest: v0.3.1)
[INFO] [stderr]       Adding wasi v0.10.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] [stderr]       Adding winapi v0.2.8 (latest: v0.3.9)
[INFO] [stderr]       Adding winreg v0.6.2 (latest: v0.52.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+57fe1b734d9ff1c8a92bda60b85506b9648158d3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+57fe1b734d9ff1c8a92bda60b85506b9648158d3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 18d73310a57cc0dba8d227a1cb192390ac2861c41c67e256628718d2487b630b
[INFO] running `Command { std: "docker" "start" "-a" "18d73310a57cc0dba8d227a1cb192390ac2861c41c67e256628718d2487b630b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "18d73310a57cc0dba8d227a1cb192390ac2861c41c67e256628718d2487b630b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18d73310a57cc0dba8d227a1cb192390ac2861c41c67e256628718d2487b630b", kill_on_drop: false }`
[INFO] [stdout] 18d73310a57cc0dba8d227a1cb192390ac2861c41c67e256628718d2487b630b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+57fe1b734d9ff1c8a92bda60b85506b9648158d3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f8bc38488c75258dda859949457388bb790111f3e34f51c8eb03dfc2b3d6aacd
[INFO] running `Command { std: "docker" "start" "-a" "f8bc38488c75258dda859949457388bb790111f3e34f51c8eb03dfc2b3d6aacd", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling futures v0.1.31
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling either v1.10.0
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling unicode-bidi v0.3.15
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]    Compiling openssl-sys v0.9.102
[INFO] [stderr]    Compiling parking_lot_core v0.6.3
[INFO] [stderr]    Compiling matches v0.1.10
[INFO] [stderr]    Compiling tinyvec v1.6.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling smallvec v0.6.14
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling unicase v2.7.0
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling openssl v0.10.64
[INFO] [stderr]    Compiling miniz_oxide v0.7.2
[INFO] [stderr]    Compiling gimli v0.28.1
[INFO] [stderr]    Compiling memchr v2.7.2
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]    Compiling form_urlencoded v1.2.1
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling backtrace v0.3.71
[INFO] [stderr]    Compiling hyper v0.12.36
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]    Compiling rustc-demangle v0.1.23
[INFO] [stderr]    Compiling crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling try-lock v0.2.5
[INFO] [stderr]    Compiling serde_json v1.0.115
[INFO] [stderr]    Compiling crc32fast v1.4.0
[INFO] [stderr]    Compiling mime_guess v2.0.4
[INFO] [stderr]    Compiling object v0.32.2
[INFO] [stderr]    Compiling ryu v1.0.17
[INFO] [stderr]    Compiling itoa v1.0.11
[INFO] [stderr]    Compiling crossbeam-deque v0.7.4
[INFO] [stderr]    Compiling unicode-normalization v0.1.23
[INFO] [stderr]    Compiling openssl-probe v0.1.5
[INFO] [stderr]    Compiling try_from v0.3.2
[INFO] [stderr]    Compiling mime v0.3.17
[INFO] [stderr]    Compiling dtoa v0.4.8
[INFO] [stderr]    Compiling flate2 v1.0.28
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling encoding_rs v0.8.34
[INFO] [stderr]    Compiling phf v0.7.24
[INFO] [stderr]    Compiling inflect v0.1.0
[INFO] [stderr]    Compiling tokio-executor v0.1.10
[INFO] [stderr]    Compiling tokio-sync v0.1.8
[INFO] [stderr]    Compiling want v0.2.0
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling idna v0.5.0
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling tokio-current-thread v0.1.7
[INFO] [stderr]    Compiling tokio-timer v0.2.13
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling net2 v0.2.39
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling time v0.1.45
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling tokio-threadpool v0.1.18
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling http v0.1.21
[INFO] [stderr]    Compiling tokio-buf v0.1.1
[INFO] [stderr]    Compiling string v0.2.1
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling url v2.5.0
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling tokio-reactor v0.1.12
[INFO] [stderr]    Compiling tokio-tcp v0.1.4
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling addr2line v0.21.0
[INFO] [stderr]    Compiling publicsuffix v1.5.6
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling cookie v0.12.0
[INFO] [stderr]    Compiling uuid v0.7.4
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling h2 v0.1.26
[INFO] [stderr]    Compiling http-body v0.1.0
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling hyper-tls v0.3.2
[INFO] [stderr]    Compiling serde_urlencoded v0.5.5
[INFO] [stderr]    Compiling cookie_store v0.7.0
[INFO] [stderr]    Compiling reqwest v0.9.24
[INFO] [stderr]    Compiling caniuse-db v1.0.30000909 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/shared/mod.rs:90:1
[INFO] [stdout]    |
[INFO] [stdout] 90 | /// Vendor prefixes.
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serde` is imported redundantly
[INFO] [stdout]  --> src/shared/support.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use serde::{self, Deserialize, Deserializer};
[INFO] [stdout]   |             ^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: build.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | extern crate serde;
[INFO] [stdout]   | ------------------- the item `serde` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/shared/support.rs:50:32
[INFO] [stdout]    |
[INFO] [stdout] 50 |                 '#' | ' ' | '0'...'9' => continue, // ignore
[INFO] [stdout]    |                                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `statuses` and `agents` are never read
[INFO] [stdout]    --> build.rs:177:5
[INFO] [stdout]     |
[INFO] [stdout] 174 | struct Data {
[INFO] [stdout]     |        ---- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 177 |     statuses: HashMap<Status, String>,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 178 |     /// enum is verified
[INFO] [stdout] 179 |     agents: HashMap<Browser, Agent>,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Data` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `description`, `spec`, and `parent` are never read
[INFO] [stdout]    --> build.rs:217:5
[INFO] [stdout]     |
[INFO] [stdout] 206 | struct Feature {
[INFO] [stdout]     |        ------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 217 |     description: String,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 218 |     spec: String,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 219 |     parent: String,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Feature` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `browser`, `abbr`, `prefix`, `typ`, `versions`, and `prefix_exceptions` are never read
[INFO] [stdout]    --> build.rs:227:5
[INFO] [stdout]     |
[INFO] [stdout] 225 | struct Agent {
[INFO] [stdout]     |        ----- fields in this struct
[INFO] [stdout] 226 |     /// Title of browser
[INFO] [stdout] 227 |     browser: String,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 228 |     abbr: String,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 229 |     prefix: Prefix,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 230 |     #[serde(rename = "type")]
[INFO] [stdout] 231 |     typ: String,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 232 |     versions: Vec<Option<String>>,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 233 |     prefix_exceptions: Option<HashMap<String, Prefix>>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Agent` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> build.rs:275:20
[INFO] [stdout]     |
[INFO] [stdout] 275 |               panic!(format!(
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 276 | |                 "failed to deserialize response: {}, file: {}",
[INFO] [stdout] 277 | |                 e, cache_file_name
[INFO] [stdout] 278 | |             ));
[INFO] [stdout]     | |_____________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 275 ~             panic!(
[INFO] [stdout] 276 |                 "failed to deserialize response: {}, file: {}",
[INFO] [stdout] 277 |                 e, cache_file_name
[INFO] [stdout] 278 ~             );
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: failed to run custom build command for `caniuse-db v1.0.30000909 (/opt/rustwide/workdir)`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/caniuse-db-ef3c6d2fe7f304a8/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   Version: 1.0.30000909
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at build.rs:263:42:
[INFO] [stderr]   called `Result::unwrap()` on an `Err` value: Error(Hyper(Error(Connect, Custom { kind: Uncategorized, error: "failed to lookup address information: Temporary failure in name resolution" })), "https://registry.npmjs.org/caniuse-db/1.0.30000909")
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x5609d70262b5 - std::backtrace_rs::backtrace::libunwind::trace::hf3db8a8b40c24f7d
[INFO] [stderr]                                  at /rustc/57fe1b734d9ff1c8a92bda60b85506b9648158d3/library/std/src/../../backtrace/src/backtrace/libunwind.rs:105:5
[INFO] [stderr]      1:     0x5609d70262b5 - std::backtrace_rs::backtrace::trace_unsynchronized::hc235afb01e65858b
[INFO] [stderr]                                  at /rustc/57fe1b734d9ff1c8a92bda60b85506b9648158d3/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x5609d70262b5 - std::sys_common::backtrace::_print_fmt::h3d22b03c95159582
[INFO] [stderr]                                  at /rustc/57fe1b734d9ff1c8a92bda60b85506b9648158d3/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stderr]      3:     0x5609d70262b5 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hda8229ae97fa6e6e
[INFO] [stderr]                                  at /rustc/57fe1b734d9ff1c8a92bda60b85506b9648158d3/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stderr]      4:     0x5609d704cc6b - core::fmt::rt::Argument::fmt::hd364ed8041485813
[INFO] [stderr]                                  at /rustc/57fe1b734d9ff1c8a92bda60b85506b9648158d3/library/core/src/fmt/rt.rs:142:9
[INFO] [stderr]      5:     0x5609d704cc6b - core::fmt::write::h5f860456c85c48e6
[INFO] [stderr]                                  at /rustc/57fe1b734d9ff1c8a92bda60b85506b9648158d3/library/core/src/fmt/mod.rs:1153:17
[INFO] [stderr]      6:     0x5609d7023a6f - std::io::Write::write_fmt::h9739ecb5be58d920
[INFO] [stderr]                                  at /rustc/57fe1b734d9ff1c8a92bda60b85506b9648158d3/library/std/src/io/mod.rs:1850:15
[INFO] [stderr]      7:     0x5609d702608e - std::sys_common::backtrace::_print::hccefc98514458b82
[INFO] [stderr]                                  at /rustc/57fe1b734d9ff1c8a92bda60b85506b9648158d3/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]      8:     0x5609d702608e - std::sys_common::backtrace::print::h8665330714bbc830
[INFO] [stderr]                                  at /rustc/57fe1b734d9ff1c8a92bda60b85506b9648158d3/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]      9:     0x5609d70274c9 - std::panicking::default_hook::{{closure}}::h861ab60f9faa0af8
[INFO] [stderr]     10:     0x5609d70271e5 - std::panicking::default_hook::h246a08137a9bf8ad
[INFO] [stderr]                                  at /rustc/57fe1b734d9ff1c8a92bda60b85506b9648158d3/library/std/src/panicking.rs:291:9
[INFO] [stderr]     11:     0x5609d7027964 - std::panicking::rust_panic_with_hook::hf3201bc4e87dcc95
[INFO] [stderr]                                  at /rustc/57fe1b734d9ff1c8a92bda60b85506b9648158d3/library/std/src/panicking.rs:788:13
[INFO] [stderr]     12:     0x5609d7027846 - std::panicking::begin_panic_handler::{{closure}}::hb553d0042661e592
[INFO] [stderr]                                  at /rustc/57fe1b734d9ff1c8a92bda60b85506b9648158d3/library/std/src/panicking.rs:657:13
[INFO] [stderr]     13:     0x5609d7026779 - std::sys_common::backtrace::__rust_end_short_backtrace::h803c216fab262e21
[INFO] [stderr]                                  at /rustc/57fe1b734d9ff1c8a92bda60b85506b9648158d3/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stderr]     14:     0x5609d7027577 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/57fe1b734d9ff1c8a92bda60b85506b9648158d3/library/std/src/panicking.rs:645:5
[INFO] [stderr]     15:     0x5609d6c3daf6 - core::panicking::panic_fmt::h4d756fc5322adaca
[INFO] [stderr]                                  at /rustc/57fe1b734d9ff1c8a92bda60b85506b9648158d3/library/core/src/panicking.rs:72:14
[INFO] [stderr]     16:     0x5609d6c3e066 - core::result::unwrap_failed::h30460bfa40bd21a7
[INFO] [stderr]                                  at /rustc/57fe1b734d9ff1c8a92bda60b85506b9648158d3/library/core/src/result.rs:1654:5
[INFO] [stderr]     17:     0x5609d6c6c49b - build_script_build::get_json::hfc319ccc8c98c60e
[INFO] [stderr]     18:     0x5609d6c6b419 - build_script_build::get_git_head::h662901491cdb8344
[INFO] [stderr]     19:     0x5609d6c67541 - build_script_build::main::h1e5fd3e738aee9c1
[INFO] [stderr]     20:     0x5609d6c88c43 - core::ops::function::FnOnce::call_once::hef9ae1112d986d6a
[INFO] [stderr]     21:     0x5609d6c96e56 - std::sys_common::backtrace::__rust_begin_short_backtrace::hd49b6e03f852aff1
[INFO] [stderr]     22:     0x5609d6c90d99 - std::rt::lang_start::{{closure}}::ha31a14f98f048e9e
[INFO] [stderr]     23:     0x5609d7020116 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hfbf15a8f32286aaa
[INFO] [stderr]                                  at /rustc/57fe1b734d9ff1c8a92bda60b85506b9648158d3/library/core/src/ops/function.rs:284:13
[INFO] [stderr]     24:     0x5609d7020116 - std::panicking::try::do_call::hdb1c225d0095074d
[INFO] [stderr]                                  at /rustc/57fe1b734d9ff1c8a92bda60b85506b9648158d3/library/std/src/panicking.rs:552:40
[INFO] [stderr]     25:     0x5609d7020116 - std::panicking::try::hbcc926c02fc4540f
[INFO] [stderr]                                  at /rustc/57fe1b734d9ff1c8a92bda60b85506b9648158d3/library/std/src/panicking.rs:516:19
[INFO] [stderr]     26:     0x5609d7020116 - std::panic::catch_unwind::h8b2d970b29c5af89
[INFO] [stderr]                                  at /rustc/57fe1b734d9ff1c8a92bda60b85506b9648158d3/library/std/src/panic.rs:149:14
[INFO] [stderr]     27:     0x5609d7020116 - std::rt::lang_start_internal::{{closure}}::h04af4338bb06de8b
[INFO] [stderr]                                  at /rustc/57fe1b734d9ff1c8a92bda60b85506b9648158d3/library/std/src/rt.rs:141:48
[INFO] [stderr]     28:     0x5609d7020116 - std::panicking::try::do_call::ha7ce4120aacfc8a3
[INFO] [stderr]                                  at /rustc/57fe1b734d9ff1c8a92bda60b85506b9648158d3/library/std/src/panicking.rs:552:40
[INFO] [stderr]     29:     0x5609d7020116 - std::panicking::try::h8f2eb319a88f8304
[INFO] [stderr]                                  at /rustc/57fe1b734d9ff1c8a92bda60b85506b9648158d3/library/std/src/panicking.rs:516:19
[INFO] [stderr]     30:     0x5609d7020116 - std::panic::catch_unwind::hd6c35347627418da
[INFO] [stderr]                                  at /rustc/57fe1b734d9ff1c8a92bda60b85506b9648158d3/library/std/src/panic.rs:149:14
[INFO] [stderr]     31:     0x5609d7020116 - std::rt::lang_start_internal::h04e27d290bf4f790
[INFO] [stderr]                                  at /rustc/57fe1b734d9ff1c8a92bda60b85506b9648158d3/library/std/src/rt.rs:141:20
[INFO] [stderr]     32:     0x5609d6c90d77 - std::rt::lang_start::h19272b15875a7936
[INFO] [stderr]     33:     0x5609d6c79665 - main
[INFO] [stderr]     34:     0x7fcbb9b31d90 - <unknown>
[INFO] [stderr]     35:     0x7fcbb9b31e40 - __libc_start_main
[INFO] [stderr]     36:     0x5609d6c3e485 - _start
[INFO] [stderr]     37:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "f8bc38488c75258dda859949457388bb790111f3e34f51c8eb03dfc2b3d6aacd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8bc38488c75258dda859949457388bb790111f3e34f51c8eb03dfc2b3d6aacd", kill_on_drop: false }`
[INFO] [stdout] f8bc38488c75258dda859949457388bb790111f3e34f51c8eb03dfc2b3d6aacd
