[INFO] fetching crate caniuse-db 1.0.30000909...
[INFO] checking caniuse-db-1.0.30000909 against master#b0696a5160711c068cb1f01b7437db7990d15750 for pr-121848
[INFO] extracting crate caniuse-db 1.0.30000909 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate caniuse-db 1.0.30000909 on toolchain b0696a5160711c068cb1f01b7437db7990d15750
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "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-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "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" "+b0696a5160711c068cb1f01b7437db7990d15750" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded hyper-tls v0.3.2
[INFO] [stderr]   Downloaded phf_shared v0.7.24
[INFO] [stderr]   Downloaded siphasher v0.2.3
[INFO] [stderr]   Downloaded serde_urlencoded v0.5.5
[INFO] [stderr]   Downloaded phf v0.7.24
[INFO] [stderr]   Downloaded phf_generator v0.7.24
[INFO] [stderr]   Downloaded try_from v0.3.2
[INFO] [stderr]   Downloaded publicsuffix v1.5.6
[INFO] [stderr]   Downloaded phf_codegen v0.7.24
[INFO] [stderr]   Downloaded cookie v0.12.0
[INFO] [stderr]   Downloaded cookie_store v0.7.0
[INFO] [stderr]   Downloaded uuid v0.7.4
[INFO] [stderr]   Downloaded reqwest v0.9.24
[INFO] [stderr]   Downloaded hyper v0.12.36
[INFO] [stderr]   Downloaded inflect v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fcd2a2df7e90ae6fe1a83f168d38617035fa4463dcd909f003113a09daf78dad
[INFO] running `Command { std: "docker" "start" "-a" "fcd2a2df7e90ae6fe1a83f168d38617035fa4463dcd909f003113a09daf78dad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fcd2a2df7e90ae6fe1a83f168d38617035fa4463dcd909f003113a09daf78dad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcd2a2df7e90ae6fe1a83f168d38617035fa4463dcd909f003113a09daf78dad", kill_on_drop: false }`
[INFO] [stdout] fcd2a2df7e90ae6fe1a83f168d38617035fa4463dcd909f003113a09daf78dad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+b0696a5160711c068cb1f01b7437db7990d15750" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a2188ad6153e7987f6bb22551d7f5155386432f548d5cc5e7153dc311c2685b3
[INFO] running `Command { std: "docker" "start" "-a" "a2188ad6153e7987f6bb22551d7f5155386432f548d5cc5e7153dc311c2685b3", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures v0.1.31
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
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[INFO] [stderr]    Compiling num_cpus v1.16.0
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[INFO] [stderr]    Compiling matches v0.1.10
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[INFO] [stderr]    Compiling parking_lot_core v0.6.3
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling net2 v0.2.39
[INFO] [stderr]    Compiling openssl-sys v0.9.101
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling unicase v2.7.0
[INFO] [stderr]    Compiling smallvec v0.6.14
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling adler v1.0.2
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[INFO] [stderr]    Compiling openssl v0.10.64
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[INFO] [stderr]    Compiling serde v1.0.197
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[INFO] [stderr]    Compiling http v0.1.21
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[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling crossbeam-deque v0.7.4
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[INFO] [stderr]    Compiling hyper v0.12.36
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling rustc-demangle v0.1.23
[INFO] [stderr]    Compiling try-lock v0.2.5
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]    Compiling serde_json v1.0.114
[INFO] [stderr]    Compiling crc32fast v1.4.0
[INFO] [stderr]    Compiling mime_guess v2.0.4
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling try_from v0.3.2
[INFO] [stderr]    Compiling tokio-executor v0.1.10
[INFO] [stderr]    Compiling tokio-io v0.1.13
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[INFO] [stderr]    Compiling tokio-current-thread v0.1.7
[INFO] [stderr]    Compiling tokio-timer v0.2.13
[INFO] [stderr]    Compiling tokio-threadpool v0.1.18
[INFO] [stderr]    Compiling tokio-buf v0.1.1
[INFO] [stderr]    Compiling want v0.2.0
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling publicsuffix v1.5.6
[INFO] [stderr]    Compiling cookie v0.12.0
[INFO] [stderr]    Compiling tokio-reactor v0.1.12
[INFO] [stderr]    Compiling dtoa v0.4.8
[INFO] [stderr]    Compiling mime v0.3.17
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling uuid v0.7.4
[INFO] [stderr]    Compiling flate2 v1.0.28
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling encoding_rs v0.8.33
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling tokio-tcp v0.1.4
[INFO] [stderr]    Compiling phf v0.7.24
[INFO] [stderr]    Compiling inflect v0.1.0
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling h2 v0.1.26
[INFO] [stderr]    Compiling http-body v0.1.0
[INFO] [stderr]    Compiling addr2line v0.21.0
[INFO] [stderr]    Compiling serde_urlencoded v0.5.5
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling cookie_store v0.7.0
[INFO] [stderr]    Compiling hyper-tls v0.3.2
[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-285d57960fcfa5ee/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:     0x55c38f1bf846 - std::backtrace_rs::backtrace::libunwind::trace::h841aec340308c59e
[INFO] [stderr]                                  at /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stderr]      1:     0x55c38f1bf846 - std::backtrace_rs::backtrace::trace_unsynchronized::h9dee2676d9d11960
[INFO] [stderr]                                  at /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x55c38f1bf846 - std::sys_common::backtrace::_print_fmt::h2d423a7a89b7862c
[INFO] [stderr]                                  at /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stderr]      3:     0x55c38f1bf846 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hb83a544cb08b68f3
[INFO] [stderr]                                  at /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stderr]      4:     0x55c38f1e6e7c - core::fmt::rt::Argument::fmt::hc1d14d10bb089188
[INFO] [stderr]                                  at /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/core/src/fmt/rt.rs:142:9
[INFO] [stderr]      5:     0x55c38f1e6e7c - core::fmt::write::hfe45f0b918fcb7f8
[INFO] [stderr]                                  at /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/core/src/fmt/mod.rs:1120:17
[INFO] [stderr]      6:     0x55c38f1bd00f - std::io::Write::write_fmt::hafff8b00df89bf98
[INFO] [stderr]                                  at /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/io/mod.rs:1846:15
[INFO] [stderr]      7:     0x55c38f1bf5f4 - std::sys_common::backtrace::_print::h847ae15a622b4882
[INFO] [stderr]                                  at /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]      8:     0x55c38f1bf5f4 - std::sys_common::backtrace::print::h708afa8c696ce578
[INFO] [stderr]                                  at /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]      9:     0x55c38f1c0c3b - std::panicking::default_hook::{{closure}}::h9f7cf46c599f7ff3
[INFO] [stderr]     10:     0x55c38f1c0997 - std::panicking::default_hook::h3287a62f5d2ae67a
[INFO] [stderr]                                  at /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/panicking.rs:292:9
[INFO] [stderr]     11:     0x55c38f1c10dd - std::panicking::rust_panic_with_hook::hb88eafc3660b8bff
[INFO] [stderr]                                  at /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/panicking.rs:779:13
[INFO] [stderr]     12:     0x55c38f1c0fb2 - std::panicking::begin_panic_handler::{{closure}}::h6507929c0772d453
[INFO] [stderr]                                  at /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/panicking.rs:657:13
[INFO] [stderr]     13:     0x55c38f1bfd26 - std::sys_common::backtrace::__rust_end_short_backtrace::h89ad0278467b1bd2
[INFO] [stderr]                                  at /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stderr]     14:     0x55c38f1c0ce4 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/panicking.rs:645:5
[INFO] [stderr]     15:     0x55c38edbcb25 - core::panicking::panic_fmt::hce2350285af4cdca
[INFO] [stderr]                                  at /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/core/src/panicking.rs:72:14
[INFO] [stderr]     16:     0x55c38edbd103 - core::result::unwrap_failed::h03f5763b044b0d45
[INFO] [stderr]                                  at /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/core/src/result.rs:1654:5
[INFO] [stderr]     17:     0x55c38edecb7b - build_script_build::get_json::hdb4e8aa5d4772b8a
[INFO] [stderr]     18:     0x55c38edebb19 - build_script_build::get_git_head::h713b198cf6d89851
[INFO] [stderr]     19:     0x55c38ede7c41 - build_script_build::main::he7cdf1d3df4eba83
[INFO] [stderr]     20:     0x55c38ee03503 - core::ops::function::FnOnce::call_once::h2df20d7f07370383
[INFO] [stderr]     21:     0x55c38ee157c6 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc030f834c572acd4
[INFO] [stderr]     22:     0x55c38ee12919 - std::rt::lang_start::{{closure}}::he533dd77ca15cf0b
[INFO] [stderr]     23:     0x55c38f1b9963 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hea0299f39373341f
[INFO] [stderr]                                  at /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/core/src/ops/function.rs:284:13
[INFO] [stderr]     24:     0x55c38f1b9963 - std::panicking::try::do_call::h0cd3430abeddc4e2
[INFO] [stderr]                                  at /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/panicking.rs:552:40
[INFO] [stderr]     25:     0x55c38f1b9963 - std::panicking::try::h1b6d10b095200de8
[INFO] [stderr]                                  at /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/panicking.rs:516:19
[INFO] [stderr]     26:     0x55c38f1b9963 - std::panic::catch_unwind::h39fde36d17186f03
[INFO] [stderr]                                  at /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/panic.rs:146:14
[INFO] [stderr]     27:     0x55c38f1b9963 - std::rt::lang_start_internal::{{closure}}::hdffbc47fb787c567
[INFO] [stderr]                                  at /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/rt.rs:148:48
[INFO] [stderr]     28:     0x55c38f1b9963 - std::panicking::try::do_call::h8261032ff252bd66
[INFO] [stderr]                                  at /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/panicking.rs:552:40
[INFO] [stderr]     29:     0x55c38f1b9963 - std::panicking::try::hfa26d7ee0ada6340
[INFO] [stderr]                                  at /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/panicking.rs:516:19
[INFO] [stderr]     30:     0x55c38f1b9963 - std::panic::catch_unwind::h94fb8e4675a04827
[INFO] [stderr]                                  at /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/panic.rs:146:14
[INFO] [stderr]     31:     0x55c38f1b9963 - std::rt::lang_start_internal::h86a38ee89c760c9f
[INFO] [stderr]                                  at /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/rt.rs:148:20
[INFO] [stderr]     32:     0x55c38ee128f7 - std::rt::lang_start::h5044afa016de9741
[INFO] [stderr]     33:     0x55c38edf9d35 - main
[INFO] [stderr]     34:     0x7f3caff71d90 - <unknown>
[INFO] [stderr]     35:     0x7f3caff71e40 - __libc_start_main
[INFO] [stderr]     36:     0x55c38edbd2b5 - _start
[INFO] [stderr]     37:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "a2188ad6153e7987f6bb22551d7f5155386432f548d5cc5e7153dc311c2685b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2188ad6153e7987f6bb22551d7f5155386432f548d5cc5e7153dc311c2685b3", kill_on_drop: false }`
[INFO] [stdout] a2188ad6153e7987f6bb22551d7f5155386432f548d5cc5e7153dc311c2685b3
[INFO] checking caniuse-db-1.0.30000909 against try#bfe97fcae016881ad333f0ff8cea2cadb9cf136c for pr-121848
[INFO] extracting crate caniuse-db 1.0.30000909 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate caniuse-db 1.0.30000909 on toolchain bfe97fcae016881ad333f0ff8cea2cadb9cf136c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "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-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "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" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 85dada42c422a7dded42572edd748904137d848f12bfbc820fa0dd470bd54612
[INFO] running `Command { std: "docker" "start" "-a" "85dada42c422a7dded42572edd748904137d848f12bfbc820fa0dd470bd54612", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "85dada42c422a7dded42572edd748904137d848f12bfbc820fa0dd470bd54612", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85dada42c422a7dded42572edd748904137d848f12bfbc820fa0dd470bd54612", kill_on_drop: false }`
[INFO] [stdout] 85dada42c422a7dded42572edd748904137d848f12bfbc820fa0dd470bd54612
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ed724da64a389ac207b030fe845d087f6c33dfb736fd0faa982ba68cb6f50a8a
[INFO] running `Command { std: "docker" "start" "-a" "ed724da64a389ac207b030fe845d087f6c33dfb736fd0faa982ba68cb6f50a8a", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures v0.1.31
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling matches v0.1.10
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling parking_lot_core v0.6.3
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling openssl-sys v0.9.101
[INFO] [stderr]    Compiling net2 v0.2.39
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling unicase v2.7.0
[INFO] [stderr]    Compiling smallvec v0.6.14
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling miniz_oxide v0.7.2
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling time v0.1.45
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling gimli v0.28.1
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]    Compiling openssl v0.10.64
[INFO] [stderr]    Compiling backtrace v0.3.69
[INFO] [stderr]    Compiling crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling http v0.1.21
[INFO] [stderr]    Compiling string v0.2.1
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling crossbeam-deque v0.7.4
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling hyper v0.12.36
[INFO] [stderr]    Compiling try-lock v0.2.5
[INFO] [stderr]    Compiling object v0.32.2
[INFO] [stderr]    Compiling rustc-demangle v0.1.23
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling serde_json v1.0.114
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling crc32fast v1.4.0
[INFO] [stderr]    Compiling mime_guess v2.0.4
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling tokio-executor v0.1.10
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling tokio-sync v0.1.8
[INFO] [stderr]    Compiling tokio-current-thread v0.1.7
[INFO] [stderr]    Compiling tokio-threadpool v0.1.18
[INFO] [stderr]    Compiling tokio-timer v0.2.13
[INFO] [stderr]    Compiling tokio-buf v0.1.1
[INFO] [stderr]    Compiling want v0.2.0
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling cookie v0.12.0
[INFO] [stderr]    Compiling tokio-reactor v0.1.12
[INFO] [stderr]    Compiling publicsuffix v1.5.6
[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 flate2 v1.0.28
[INFO] [stderr]    Compiling uuid v0.7.4
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling tokio-tcp v0.1.4
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling encoding_rs v0.8.33
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling phf v0.7.24
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling inflect v0.1.0
[INFO] [stderr]    Compiling h2 v0.1.26
[INFO] [stderr]    Compiling http-body v0.1.0
[INFO] [stderr]    Compiling addr2line v0.21.0
[INFO] [stderr]    Compiling serde_urlencoded v0.5.5
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling cookie_store v0.7.0
[INFO] [stderr]    Compiling hyper-tls v0.3.2
[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-285d57960fcfa5ee/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:     0x55d1ab2626e6 - std::backtrace_rs::backtrace::libunwind::trace::h31bf9e16c3129d88
[INFO] [stderr]                                  at /rustc/bfe97fcae016881ad333f0ff8cea2cadb9cf136c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stderr]      1:     0x55d1ab2626e6 - std::backtrace_rs::backtrace::trace_unsynchronized::hfbf8ae71cff6d572
[INFO] [stderr]                                  at /rustc/bfe97fcae016881ad333f0ff8cea2cadb9cf136c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x55d1ab2626e6 - std::sys_common::backtrace::_print_fmt::h51a5c032426e5886
[INFO] [stderr]                                  at /rustc/bfe97fcae016881ad333f0ff8cea2cadb9cf136c/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stderr]      3:     0x55d1ab2626e6 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hc9ed9fb0e0178e64
[INFO] [stderr]                                  at /rustc/bfe97fcae016881ad333f0ff8cea2cadb9cf136c/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stderr]      4:     0x55d1ab289d1c - core::fmt::rt::Argument::fmt::h4294b4ebdfeb70b0
[INFO] [stderr]                                  at /rustc/bfe97fcae016881ad333f0ff8cea2cadb9cf136c/library/core/src/fmt/rt.rs:142:9
[INFO] [stderr]      5:     0x55d1ab289d1c - core::fmt::write::hecc5a1c31014825e
[INFO] [stderr]                                  at /rustc/bfe97fcae016881ad333f0ff8cea2cadb9cf136c/library/core/src/fmt/mod.rs:1120:17
[INFO] [stderr]      6:     0x55d1ab25feaf - std::io::Write::write_fmt::hdd43e3748f3c18c1
[INFO] [stderr]                                  at /rustc/bfe97fcae016881ad333f0ff8cea2cadb9cf136c/library/std/src/io/mod.rs:1846:15
[INFO] [stderr]      7:     0x55d1ab262494 - std::sys_common::backtrace::_print::h1ef3744a6b3284d7
[INFO] [stderr]                                  at /rustc/bfe97fcae016881ad333f0ff8cea2cadb9cf136c/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]      8:     0x55d1ab262494 - std::sys_common::backtrace::print::h87f11e711d7ec1f2
[INFO] [stderr]                                  at /rustc/bfe97fcae016881ad333f0ff8cea2cadb9cf136c/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]      9:     0x55d1ab263adb - std::panicking::default_hook::{{closure}}::hc671c6c8612bb33a
[INFO] [stderr]     10:     0x55d1ab263837 - std::panicking::default_hook::h7755299c777843b5
[INFO] [stderr]                                  at /rustc/bfe97fcae016881ad333f0ff8cea2cadb9cf136c/library/std/src/panicking.rs:292:9
[INFO] [stderr]     11:     0x55d1ab263f7d - std::panicking::rust_panic_with_hook::hf5c0a76956d1f55b
[INFO] [stderr]                                  at /rustc/bfe97fcae016881ad333f0ff8cea2cadb9cf136c/library/std/src/panicking.rs:779:13
[INFO] [stderr]     12:     0x55d1ab263e52 - std::panicking::begin_panic_handler::{{closure}}::h75ace17bd1a3cacd
[INFO] [stderr]                                  at /rustc/bfe97fcae016881ad333f0ff8cea2cadb9cf136c/library/std/src/panicking.rs:657:13
[INFO] [stderr]     13:     0x55d1ab262bc6 - std::sys_common::backtrace::__rust_end_short_backtrace::h0c85a736a9e46df5
[INFO] [stderr]                                  at /rustc/bfe97fcae016881ad333f0ff8cea2cadb9cf136c/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stderr]     14:     0x55d1ab263b84 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/bfe97fcae016881ad333f0ff8cea2cadb9cf136c/library/std/src/panicking.rs:645:5
[INFO] [stderr]     15:     0x55d1aae5db25 - core::panicking::panic_fmt::hca2ab16c2853391a
[INFO] [stderr]                                  at /rustc/bfe97fcae016881ad333f0ff8cea2cadb9cf136c/library/core/src/panicking.rs:72:14
[INFO] [stderr]     16:     0x55d1aae5e103 - core::result::unwrap_failed::h5c8227ac3a3c728d
[INFO] [stderr]                                  at /rustc/bfe97fcae016881ad333f0ff8cea2cadb9cf136c/library/core/src/result.rs:1654:5
[INFO] [stderr]     17:     0x55d1aae8db7b - build_script_build::get_json::h67107b47d2950bbb
[INFO] [stderr]     18:     0x55d1aae8cb19 - build_script_build::get_git_head::ha3ea6b4cdbabe388
[INFO] [stderr]     19:     0x55d1aae88c41 - build_script_build::main::h7e4fe8590780a8ec
[INFO] [stderr]     20:     0x55d1aaea4ca3 - core::ops::function::FnOnce::call_once::hfcf08e10fc882e75
[INFO] [stderr]     21:     0x55d1aaeb0766 - std::sys_common::backtrace::__rust_begin_short_backtrace::h1243669690f837ba
[INFO] [stderr]     22:     0x55d1aaeb2f99 - std::rt::lang_start::{{closure}}::h658fa345d1fac599
[INFO] [stderr]     23:     0x55d1ab25c803 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h7902246483b7d7c4
[INFO] [stderr]                                  at /rustc/bfe97fcae016881ad333f0ff8cea2cadb9cf136c/library/core/src/ops/function.rs:284:13
[INFO] [stderr]     24:     0x55d1ab25c803 - std::panicking::try::do_call::h6d4f049e2f4b4d6b
[INFO] [stderr]                                  at /rustc/bfe97fcae016881ad333f0ff8cea2cadb9cf136c/library/std/src/panicking.rs:552:40
[INFO] [stderr]     25:     0x55d1ab25c803 - std::panicking::try::h08871fd6170a32df
[INFO] [stderr]                                  at /rustc/bfe97fcae016881ad333f0ff8cea2cadb9cf136c/library/std/src/panicking.rs:516:19
[INFO] [stderr]     26:     0x55d1ab25c803 - std::panic::catch_unwind::hb4f344f38c178ba4
[INFO] [stderr]                                  at /rustc/bfe97fcae016881ad333f0ff8cea2cadb9cf136c/library/std/src/panic.rs:146:14
[INFO] [stderr]     27:     0x55d1ab25c803 - std::rt::lang_start_internal::{{closure}}::h0d066aabba5d6be4
[INFO] [stderr]                                  at /rustc/bfe97fcae016881ad333f0ff8cea2cadb9cf136c/library/std/src/rt.rs:148:48
[INFO] [stderr]     28:     0x55d1ab25c803 - std::panicking::try::do_call::h2b134820a693c229
[INFO] [stderr]                                  at /rustc/bfe97fcae016881ad333f0ff8cea2cadb9cf136c/library/std/src/panicking.rs:552:40
[INFO] [stderr]     29:     0x55d1ab25c803 - std::panicking::try::h6f4c84a9341cfb96
[INFO] [stderr]                                  at /rustc/bfe97fcae016881ad333f0ff8cea2cadb9cf136c/library/std/src/panicking.rs:516:19
[INFO] [stderr]     30:     0x55d1ab25c803 - std::panic::catch_unwind::h1e69ddfdb871ed54
[INFO] [stderr]                                  at /rustc/bfe97fcae016881ad333f0ff8cea2cadb9cf136c/library/std/src/panic.rs:146:14
[INFO] [stderr]     31:     0x55d1ab25c803 - std::rt::lang_start_internal::h55a0eab7bdccf49d
[INFO] [stderr]                                  at /rustc/bfe97fcae016881ad333f0ff8cea2cadb9cf136c/library/std/src/rt.rs:148:20
[INFO] [stderr]     32:     0x55d1aaeb2f77 - std::rt::lang_start::hc027f3e255572498
[INFO] [stderr]     33:     0x55d1aae9ad35 - main
[INFO] [stderr]     34:     0x7f04a2a5fd90 - <unknown>
[INFO] [stderr]     35:     0x7f04a2a5fe40 - __libc_start_main
[INFO] [stderr]     36:     0x55d1aae5e2b5 - _start
[INFO] [stderr]     37:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "ed724da64a389ac207b030fe845d087f6c33dfb736fd0faa982ba68cb6f50a8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed724da64a389ac207b030fe845d087f6c33dfb736fd0faa982ba68cb6f50a8a", kill_on_drop: false }`
[INFO] [stdout] ed724da64a389ac207b030fe845d087f6c33dfb736fd0faa982ba68cb6f50a8a
