[INFO] fetching crate xkcd_api 1.0.0...
[INFO] testing xkcd_api-1.0.0 against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate xkcd_api 1.0.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate xkcd_api 1.0.0
[INFO] finished tweaking crates.io crate xkcd_api 1.0.0
[INFO] tweaked toml for crates.io crate xkcd_api 1.0.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate xkcd_api 1.0.0 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 73 packages to highest compatible versions
[INFO] [stderr]       Adding nanoserde v0.1.37 (available: v0.2.1)
[INFO] [stderr]       Adding ureq v2.12.1 (available: v3.4.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nanoserde-derive v0.1.22
[INFO] [stderr]   Downloaded nanoserde v0.1.37
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 3162b63e4db17a19fac581368653fe34bb6ea16fa811984efbfc0fe79a71b710
[INFO] running `Command { std: "docker" "start" "3162b63e4db17a19fac581368653fe34bb6ea16fa811984efbfc0fe79a71b710", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3162b63e4db17a19fac581368653fe34bb6ea16fa811984efbfc0fe79a71b710", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "3162b63e4db17a19fac581368653fe34bb6ea16fa811984efbfc0fe79a71b710" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3162b63e4db17a19fac581368653fe34bb6ea16fa811984efbfc0fe79a71b710", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "3162b63e4db17a19fac581368653fe34bb6ea16fa811984efbfc0fe79a71b710" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling simd-adler32 v0.3.10
[INFO] [stderr]    Compiling rustls v0.23.46
[INFO] [stderr]    Compiling nanoserde-derive v0.1.22
[INFO] [stderr]    Compiling syn v3.0.9
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling crc32fast v1.5.2
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling webpki-roots v0.26.11
[INFO] [stderr]    Compiling miniz_oxide v0.9.1
[INFO] [stderr]    Compiling flate2 v1.1.10
[INFO] [stderr]    Compiling nanoserde v0.1.37
[INFO] [stderr]    Compiling synstructure v0.14.0
[INFO] [stderr]    Compiling zerovec-derive v0.11.6
[INFO] [stderr]    Compiling displaydoc v0.2.7
[INFO] [stderr]    Compiling zerofrom-derive v0.1.8
[INFO] [stderr]    Compiling yoke-derive v0.8.4
[INFO] [stderr]    Compiling zerofrom v0.1.8
[INFO] [stderr]    Compiling yoke v0.8.3
[INFO] [stderr]    Compiling zerovec v0.11.8
[INFO] [stderr]    Compiling zerotrie v0.2.5
[INFO] [stderr]    Compiling tinystr v0.8.4
[INFO] [stderr]    Compiling potential_utf v0.1.6
[INFO] [stderr]    Compiling icu_collections v2.3.0
[INFO] [stderr]    Compiling icu_locale_core v2.3.0
[INFO] [stderr]    Compiling icu_provider v2.3.1
[INFO] [stderr]    Compiling icu_properties v2.3.0
[INFO] [stderr]    Compiling icu_normalizer v2.3.0
[INFO] [stderr]    Compiling idna_adapter v1.2.2
[INFO] [stderr]    Compiling idna v1.1.0
[INFO] [stderr]    Compiling url v2.5.8
[INFO] [stderr]    Compiling rustls-webpki v0.103.15
[INFO] [stderr]    Compiling ureq v2.12.1
[INFO] [stderr]    Compiling xkcd_api v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 47.68s
[INFO] running `Command { std: "docker" "inspect" "3162b63e4db17a19fac581368653fe34bb6ea16fa811984efbfc0fe79a71b710", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "3162b63e4db17a19fac581368653fe34bb6ea16fa811984efbfc0fe79a71b710" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling xkcd_api v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "3162b63e4db17a19fac581368653fe34bb6ea16fa811984efbfc0fe79a71b710", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "3162b63e4db17a19fac581368653fe34bb6ea16fa811984efbfc0fe79a71b710" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/deps/xkcd_api-1afb67131be0b500)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_get_641 ... FAILED
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- test_get_641 stdout ----
[INFO] [stdout] Some(
[INFO] [stdout]     642,
[INFO] [stdout] )
[INFO] [stdout] 
[INFO] [stdout] thread 'test_get_641' (878) panicked at src/lib.rs:26:18:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Transport(Transport { kind: Dns, message: Some("resolve dns name 'xkcd.com:443'"), url: Some(Url { scheme: "https", cannot_be_a_base: false, username: "", password: None, host: Some(Domain("xkcd.com")), port: None, path: "/642/info.0.json", query: None, fragment: None }), source: Some(Custom { kind: Uncategorized, error: "failed to lookup address information: Temporary failure in name resolution" }) })
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x612da0b797c1 - <<std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[df12db4294e9bfd3]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x612da0b9069a - core[df12db4294e9bfd3]::fmt::write
[INFO] [stdout]    2:     0x612da0b7e39c - <alloc[2182bb758b4b3781]::vec::Vec<u8> as core[df12db4294e9bfd3]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x612da0b541e6 - std[70759c8f55707aa4]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x612da0b71589 - std[70759c8f55707aa4]::panicking::default_hook
[INFO] [stdout]    5:     0x612da0b09030 - test[9d35eded1c95d3be]::test_main_inner::<test[9d35eded1c95d3be]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]    6:     0x612da0b71742 - std[70759c8f55707aa4]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x612da0b54292 - std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x612da0b4cf39 - std[70759c8f55707aa4]::sys::backtrace::__rust_end_short_backtrace::<std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x612da0b5507d - __rustc[8fa7c3cbc660c2b3]::rust_begin_unwind
[INFO] [stdout]   10:     0x612da0b90dcc - core[df12db4294e9bfd3]::panicking::panic_fmt
[INFO] [stdout]   11:     0x612da0b90ba2 - core[df12db4294e9bfd3]::result::unwrap_failed
[INFO] [stdout]   12:     0x612da09b9ca1 - <xkcd_api[f2a64cdc6e87b54e]::test_get_641::{closure#0} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   13:     0x612da0afc31b - test[9d35eded1c95d3be]::__rust_begin_short_backtrace::<core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>, fn() -> core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>>
[INFO] [stdout]   14:     0x612da0b09985 - test[9d35eded1c95d3be]::run_test::{closure#0}
[INFO] [stdout]   15:     0x612da0b03244 - std[70759c8f55707aa4]::sys::backtrace::__rust_begin_short_backtrace::<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>
[INFO] [stdout]   16:     0x612da0b0cae2 - <std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>::{closure#1} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   17:     0x612da0b788f9 - <std[70759c8f55707aa4]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   18:     0x71d29f953dfa - <unknown>
[INFO] [stdout]   19:     0x71d29f9e73d4 - clone
[INFO] [stdout]   20:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     test_get_641
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3162b63e4db17a19fac581368653fe34bb6ea16fa811984efbfc0fe79a71b710", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3162b63e4db17a19fac581368653fe34bb6ea16fa811984efbfc0fe79a71b710", kill_on_drop: false }`
[INFO] [stdout] 3162b63e4db17a19fac581368653fe34bb6ea16fa811984efbfc0fe79a71b710
