[INFO] cloning repository https://github.com/tlsdmstn56/rustr
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tlsdmstn56/rustr" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftlsdmstn56%2Frustr", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftlsdmstn56%2Frustr'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fa0812fb4422504cfaa3fd674344d63d6c865b1a
[INFO] checking tlsdmstn56/rustr against try#22cc29ba5b459fb386c0406b9baf3a49eb0fba39 for pr-146095
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftlsdmstn56%2Frustr" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/tlsdmstn56/rustr
[INFO] finished tweaking git repo https://github.com/tlsdmstn56/rustr
[INFO] tweaked toml for git repo https://github.com/tlsdmstn56/rustr written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/tlsdmstn56/rustr on toolchain 22cc29ba5b459fb386c0406b9baf3a49eb0fba39
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22cc29ba5b459fb386c0406b9baf3a49eb0fba39" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/tlsdmstn56/rustr already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22cc29ba5b459fb386c0406b9baf3a49eb0fba39" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tar v0.4.38
[INFO] [stderr]   Downloaded openssl-sys v0.9.73
[INFO] [stderr]   Downloaded filetime v0.2.16
[INFO] [stderr]   Downloaded proc-macro2 v1.0.38
[INFO] [stderr]   Downloaded curl v0.4.43
[INFO] [stderr]   Downloaded libz-sys v1.1.6
[INFO] [stderr]   Downloaded curl-sys v0.4.54+curl-7.83.0
[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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+22cc29ba5b459fb386c0406b9baf3a49eb0fba39" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] de0bd0c1bc00faf0a74e8b329948289eac12a139c943b95925c4f30393df111d
[INFO] running `Command { std: "docker" "start" "-a" "de0bd0c1bc00faf0a74e8b329948289eac12a139c943b95925c4f30393df111d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "de0bd0c1bc00faf0a74e8b329948289eac12a139c943b95925c4f30393df111d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de0bd0c1bc00faf0a74e8b329948289eac12a139c943b95925c4f30393df111d", kill_on_drop: false }`
[INFO] [stdout] de0bd0c1bc00faf0a74e8b329948289eac12a139c943b95925c4f30393df111d
[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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+22cc29ba5b459fb386c0406b9baf3a49eb0fba39" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c52c9751d4a3e9799af90f1d5fdba3b56d17301655fb02760de0075ed1b6ab9f
[INFO] running `Command { std: "docker" "start" "-a" "c52c9751d4a3e9799af90f1d5fdba3b56d17301655fb02760de0075ed1b6ab9f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.125
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling proc-macro2 v1.0.38
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling unicode-xid v0.2.3
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling clang-sys v1.3.1
[INFO] [stderr]    Compiling libloading v0.7.3
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling curl v0.4.43
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling bindgen v0.59.2
[INFO] [stderr]    Compiling openssl-probe v0.1.5
[INFO] [stderr]    Compiling shlex v1.1.0
[INFO] [stderr]    Compiling miniz_oxide v0.5.1
[INFO] [stderr]    Compiling openssl-sys v0.9.73
[INFO] [stderr]    Compiling libz-sys v1.1.6
[INFO] [stderr]    Compiling curl-sys v0.4.54+curl-7.83.0
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling nom v7.1.1
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling xattr v0.2.3
[INFO] [stderr]    Compiling filetime v0.2.16
[INFO] [stderr]    Compiling which v4.2.5
[INFO] [stderr]    Compiling socket2 v0.4.4
[INFO] [stderr]    Compiling flate2 v1.0.23
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling tar v0.4.38
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling regex v1.5.5
[INFO] [stderr]    Compiling env_logger v0.9.0
[INFO] [stderr]    Compiling rustr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `rustr v0.1.0 (/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/rustr-59b84661fff24e7c/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rerun-if-changed=R_VERSION
[INFO] [stderr]   url https://cran.r-project.org/src/base/R-4/R-4.2.0.tar.gz
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (798) panicked at build.rs:59:25:
[INFO] [stderr]   called `Result::unwrap()` on an `Err` value: Error { description: "Couldn't resolve host name", code: 6, extra: Some("Could not resolve host: cran.r-project.org") }
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x5a3ab46828e2 - std[f685ba3b3d3afb7a]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stderr]                                  at /rustc/22cc29ba5b459fb386c0406b9baf3a49eb0fba39/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x5a3ab46828e2 - std[f685ba3b3d3afb7a]::backtrace_rs::backtrace::trace_unsynchronized::<std[f685ba3b3d3afb7a]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stderr]                                  at /rustc/22cc29ba5b459fb386c0406b9baf3a49eb0fba39/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x5a3ab46828e2 - std[f685ba3b3d3afb7a]::sys::backtrace::_print_fmt
[INFO] [stderr]                                  at /rustc/22cc29ba5b459fb386c0406b9baf3a49eb0fba39/library/std/src/sys/backtrace.rs:74:9
[INFO] [stderr]      3:     0x5a3ab46828e2 - <<std[f685ba3b3d3afb7a]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a8cc8ce8da0675fc]::fmt::Display>::fmt
[INFO] [stderr]                                  at /rustc/22cc29ba5b459fb386c0406b9baf3a49eb0fba39/library/std/src/sys/backtrace.rs:44:26
[INFO] [stderr]      4:     0x5a3ab4699c0a - <core[a8cc8ce8da0675fc]::fmt::rt::Argument>::fmt
[INFO] [stderr]                                  at /rustc/22cc29ba5b459fb386c0406b9baf3a49eb0fba39/library/core/src/fmt/rt.rs:152:76
[INFO] [stderr]      5:     0x5a3ab4699c0a - core[a8cc8ce8da0675fc]::fmt::write
[INFO] [stderr]      6:     0x5a3ab4688156 - std[f685ba3b3d3afb7a]::io::default_write_fmt::<std[f685ba3b3d3afb7a]::sys::stdio::unix::Stderr>
[INFO] [stderr]                                  at /rustc/22cc29ba5b459fb386c0406b9baf3a49eb0fba39/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x5a3ab4688156 - <std[f685ba3b3d3afb7a]::sys::stdio::unix::Stderr as std[f685ba3b3d3afb7a]::io::Write>::write_fmt
[INFO] [stderr]                                  at /rustc/22cc29ba5b459fb386c0406b9baf3a49eb0fba39/library/std/src/io/mod.rs:1994:13
[INFO] [stderr]      8:     0x5a3ab4663b2f - <std[f685ba3b3d3afb7a]::sys::backtrace::BacktraceLock>::print
[INFO] [stderr]                                  at /rustc/22cc29ba5b459fb386c0406b9baf3a49eb0fba39/library/std/src/sys/backtrace.rs:47:9
[INFO] [stderr]      9:     0x5a3ab4663b2f - std[f685ba3b3d3afb7a]::panicking::default_hook::{closure#0}
[INFO] [stderr]                                  at /rustc/22cc29ba5b459fb386c0406b9baf3a49eb0fba39/library/std/src/panicking.rs:292:27
[INFO] [stderr]     10:     0x5a3ab467c9d1 - std[f685ba3b3d3afb7a]::panicking::default_hook
[INFO] [stderr]                                  at /rustc/22cc29ba5b459fb386c0406b9baf3a49eb0fba39/library/std/src/panicking.rs:319:9
[INFO] [stderr]     11:     0x5a3ab467cc3b - std[f685ba3b3d3afb7a]::panicking::panic_with_hook
[INFO] [stderr]                                  at /rustc/22cc29ba5b459fb386c0406b9baf3a49eb0fba39/library/std/src/panicking.rs:825:13
[INFO] [stderr]     12:     0x5a3ab4663be8 - std[f685ba3b3d3afb7a]::panicking::panic_handler::{closure#0}
[INFO] [stderr]                                  at /rustc/22cc29ba5b459fb386c0406b9baf3a49eb0fba39/library/std/src/panicking.rs:698:13
[INFO] [stderr]     13:     0x5a3ab465b339 - std[f685ba3b3d3afb7a]::sys::backtrace::__rust_end_short_backtrace::<std[f685ba3b3d3afb7a]::panicking::panic_handler::{closure#0}, !>
[INFO] [stderr]                                  at /rustc/22cc29ba5b459fb386c0406b9baf3a49eb0fba39/library/std/src/sys/backtrace.rs:182:18
[INFO] [stderr]     14:     0x5a3ab466478d - __rustc[ef2509d3e5d707fc]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/22cc29ba5b459fb386c0406b9baf3a49eb0fba39/library/std/src/panicking.rs:689:5
[INFO] [stderr]     15:     0x5a3ab469a37c - core[a8cc8ce8da0675fc]::panicking::panic_fmt
[INFO] [stderr]                                  at /rustc/22cc29ba5b459fb386c0406b9baf3a49eb0fba39/library/core/src/panicking.rs:80:14
[INFO] [stderr]     16:     0x5a3ab469a0c2 - core[a8cc8ce8da0675fc]::result::unwrap_failed
[INFO] [stderr]                                  at /rustc/22cc29ba5b459fb386c0406b9baf3a49eb0fba39/library/core/src/result.rs:1867:5
[INFO] [stderr]     17:     0x5a3ab42a38c8 - build_script_build[2fa6fff6cb7aa67]::download
[INFO] [stderr]     18:     0x5a3ab42a2b73 - build_script_build[2fa6fff6cb7aa67]::download_r_src_if_necessary
[INFO] [stderr]     19:     0x5a3ab42a2f9f - build_script_build[2fa6fff6cb7aa67]::main
[INFO] [stderr]     20:     0x5a3ab429ed93 - <fn() as core[a8cc8ce8da0675fc]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]     21:     0x5a3ab429c1e6 - std[f685ba3b3d3afb7a]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stderr]     22:     0x5a3ab42a0109 - std[f685ba3b3d3afb7a]::rt::lang_start::<()>::{closure#0}
[INFO] [stderr]     23:     0x5a3ab467bb76 - <&dyn core[a8cc8ce8da0675fc]::ops::function::Fn<(), Output = i32> + core[a8cc8ce8da0675fc]::marker::Sync + core[a8cc8ce8da0675fc]::panic::unwind_safe::RefUnwindSafe as core[a8cc8ce8da0675fc]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                  at /rustc/22cc29ba5b459fb386c0406b9baf3a49eb0fba39/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     24:     0x5a3ab467bb76 - std[f685ba3b3d3afb7a]::panicking::catch_unwind::do_call::<&dyn core[a8cc8ce8da0675fc]::ops::function::Fn<(), Output = i32> + core[a8cc8ce8da0675fc]::marker::Sync + core[a8cc8ce8da0675fc]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stderr]                                  at /rustc/22cc29ba5b459fb386c0406b9baf3a49eb0fba39/library/std/src/panicking.rs:581:40
[INFO] [stderr]     25:     0x5a3ab467bb76 - std[f685ba3b3d3afb7a]::panicking::catch_unwind::<i32, &dyn core[a8cc8ce8da0675fc]::ops::function::Fn<(), Output = i32> + core[a8cc8ce8da0675fc]::marker::Sync + core[a8cc8ce8da0675fc]::panic::unwind_safe::RefUnwindSafe>
[INFO] [stderr]                                  at /rustc/22cc29ba5b459fb386c0406b9baf3a49eb0fba39/library/std/src/panicking.rs:544:19
[INFO] [stderr]     26:     0x5a3ab467bb76 - std[f685ba3b3d3afb7a]::panic::catch_unwind::<&dyn core[a8cc8ce8da0675fc]::ops::function::Fn<(), Output = i32> + core[a8cc8ce8da0675fc]::marker::Sync + core[a8cc8ce8da0675fc]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stderr]                                  at /rustc/22cc29ba5b459fb386c0406b9baf3a49eb0fba39/library/std/src/panic.rs:359:14
[INFO] [stderr]     27:     0x5a3ab467bb76 - std[f685ba3b3d3afb7a]::rt::lang_start_internal::{closure#0}
[INFO] [stderr]                                  at /rustc/22cc29ba5b459fb386c0406b9baf3a49eb0fba39/library/std/src/rt.rs:175:24
[INFO] [stderr]     28:     0x5a3ab467bb76 - std[f685ba3b3d3afb7a]::panicking::catch_unwind::do_call::<std[f685ba3b3d3afb7a]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/22cc29ba5b459fb386c0406b9baf3a49eb0fba39/library/std/src/panicking.rs:581:40
[INFO] [stderr]     29:     0x5a3ab467bb76 - std[f685ba3b3d3afb7a]::panicking::catch_unwind::<isize, std[f685ba3b3d3afb7a]::rt::lang_start_internal::{closure#0}>
[INFO] [stderr]                                  at /rustc/22cc29ba5b459fb386c0406b9baf3a49eb0fba39/library/std/src/panicking.rs:544:19
[INFO] [stderr]     30:     0x5a3ab467bb76 - std[f685ba3b3d3afb7a]::panic::catch_unwind::<std[f685ba3b3d3afb7a]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/22cc29ba5b459fb386c0406b9baf3a49eb0fba39/library/std/src/panic.rs:359:14
[INFO] [stderr]     31:     0x5a3ab467bb76 - std[f685ba3b3d3afb7a]::rt::lang_start_internal
[INFO] [stderr]                                  at /rustc/22cc29ba5b459fb386c0406b9baf3a49eb0fba39/library/std/src/rt.rs:171:5
[INFO] [stderr]     32:     0x5a3ab429f491 - std[f685ba3b3d3afb7a]::rt::lang_start::<()>
[INFO] [stderr]     33:     0x5a3ab42a5875 - main
[INFO] [stderr]     34:     0x7f94462ce1ca - <unknown>
[INFO] [stderr]     35:     0x7f94462ce28b - __libc_start_main
[INFO] [stderr]     36:     0x5a3ab4297135 - _start
[INFO] [stderr]     37:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "c52c9751d4a3e9799af90f1d5fdba3b56d17301655fb02760de0075ed1b6ab9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c52c9751d4a3e9799af90f1d5fdba3b56d17301655fb02760de0075ed1b6ab9f", kill_on_drop: false }`
[INFO] [stdout] c52c9751d4a3e9799af90f1d5fdba3b56d17301655fb02760de0075ed1b6ab9f