[INFO] fetching crate tsnet 0.1.0...
[INFO] testing tsnet-0.1.0 against master#1f7f8ea0721a3b1eb73e6c6d25cccb371434b320 for pr-154065-1
[INFO] extracting crate tsnet 0.1.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate tsnet 0.1.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate tsnet 0.1.0
[INFO] tweaked toml for crates.io crate tsnet 0.1.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate tsnet 0.1.0 on toolchain 1f7f8ea0721a3b1eb73e6c6d25cccb371434b320
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate tsnet 0.1.0 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" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded itoa v1.0.6
[INFO] [stderr]   Downloaded futures-task v0.3.27
[INFO] [stderr]   Downloaded futures-core v0.3.27
[INFO] [stderr]   Downloaded thiserror-impl v1.0.39
[INFO] [stderr]   Downloaded thiserror v1.0.39
[INFO] [stderr]   Downloaded futures-channel v0.3.27
[INFO] [stderr]   Downloaded io-lifetimes v1.0.6
[INFO] [stderr]   Downloaded env_logger v0.10.0
[INFO] [stderr]   Downloaded futures-util v0.3.27
[INFO] [stderr]   Downloaded hyper v0.14.25
[INFO] [stderr]   Downloaded regex v1.7.1
[INFO] [stderr]   Downloaded rustix v0.36.9
[INFO] [stderr]   Downloaded tokio v1.26.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 62f5b913f2f3e66bcc797b27f4536f26e2492949a957be39bbd206061b713ee0
[INFO] running `Command { std: "docker" "start" "-a" "62f5b913f2f3e66bcc797b27f4536f26e2492949a957be39bbd206061b713ee0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "62f5b913f2f3e66bcc797b27f4536f26e2492949a957be39bbd206061b713ee0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62f5b913f2f3e66bcc797b27f4536f26e2492949a957be39bbd206061b713ee0", kill_on_drop: false }`
[INFO] [stdout] 62f5b913f2f3e66bcc797b27f4536f26e2492949a957be39bbd206061b713ee0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bdd258aee1ae10f09af22cc631550b451cbda640e4de923d677cb36e98b62fb3
[INFO] running `Command { std: "docker" "start" "-a" "bdd258aee1ae10f09af22cc631550b451cbda640e4de923d677cb36e98b62fb3", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.51
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling thiserror v1.0.39
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling tsnet v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling nix v0.26.2
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.51/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a feature with a similar name: `proc_macro_span_file`
[INFO] [stdout]    |
[INFO] [stdout] 92 -     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout] 92 +     feature(proc_macro_span, proc_macro_span_file)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: failed to run custom build command for `tsnet 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/tsnet-8e55ae0db1ebdd70/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   go: downloading tailscale.com v1.1.1-0.20230308002955-48f6c1eba4e2
[INFO] [stderr]   tailscale.go:21:2: tailscale.com@v1.1.1-0.20230308002955-48f6c1eba4e2: Get "https://proxy.golang.org/tailscale.com/@v/v1.1.1-0.20230308002955-48f6c1eba4e2.zip": dial tcp: lookup proxy.golang.org on 169.254.169.254:53: dial udp 169.254.169.254:53: connect: network is unreachable
[INFO] [stderr]   tailscale.go:22:2: tailscale.com@v1.1.1-0.20230308002955-48f6c1eba4e2: Get "https://proxy.golang.org/tailscale.com/@v/v1.1.1-0.20230308002955-48f6c1eba4e2.zip": dial tcp: lookup proxy.golang.org on 169.254.169.254:53: dial udp 169.254.169.254:53: connect: network is unreachable
[INFO] [stderr]   tailscale.go:23:2: tailscale.com@v1.1.1-0.20230308002955-48f6c1eba4e2: Get "https://proxy.golang.org/tailscale.com/@v/v1.1.1-0.20230308002955-48f6c1eba4e2.zip": dial tcp: lookup proxy.golang.org on 169.254.169.254:53: dial udp 169.254.169.254:53: connect: network is unreachable
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (231) panicked at rust/build.rs:13:5:
[INFO] [stderr]   failed to build go library
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x58183961802a - std[f92b4c606f291077]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stderr]                                  at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x58183961802a - std[f92b4c606f291077]::backtrace_rs::backtrace::trace_unsynchronized::<std[f92b4c606f291077]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stderr]                                  at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x58183961802a - std[f92b4c606f291077]::sys::backtrace::_print_fmt
[INFO] [stderr]                                  at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/sys/backtrace.rs:74:9
[INFO] [stderr]      3:     0x58183961802a - <<std[f92b4c606f291077]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[786f478f706679df]::fmt::Display>::fmt
[INFO] [stderr]                                  at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/sys/backtrace.rs:44:26
[INFO] [stderr]      4:     0x58183962923a - <core[786f478f706679df]::fmt::rt::Argument>::fmt
[INFO] [stderr]                                  at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/core/src/fmt/rt.rs:152:76
[INFO] [stderr]      5:     0x58183962923a - core[786f478f706679df]::fmt::write
[INFO] [stderr]      6:     0x58183961c0d2 - std[f92b4c606f291077]::io::default_write_fmt::<std[f92b4c606f291077]::sys::stdio::unix::Stderr>
[INFO] [stderr]                                  at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x58183961c0d2 - <std[f92b4c606f291077]::sys::stdio::unix::Stderr as std[f92b4c606f291077]::io::Write>::write_fmt
[INFO] [stderr]                                  at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/io/mod.rs:1994:13
[INFO] [stderr]      8:     0x5818395fe27f - <std[f92b4c606f291077]::sys::backtrace::BacktraceLock>::print
[INFO] [stderr]                                  at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/sys/backtrace.rs:47:9
[INFO] [stderr]      9:     0x5818395fe27f - std[f92b4c606f291077]::panicking::default_hook::{closure#0}
[INFO] [stderr]                                  at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/panicking.rs:292:27
[INFO] [stderr]     10:     0x581839613f81 - std[f92b4c606f291077]::panicking::default_hook
[INFO] [stderr]                                  at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/panicking.rs:319:9
[INFO] [stderr]     11:     0x58183961413b - std[f92b4c606f291077]::panicking::panic_with_hook
[INFO] [stderr]                                  at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/panicking.rs:825:13
[INFO] [stderr]     12:     0x5818395fe36a - std[f92b4c606f291077]::panicking::panic_handler::{closure#0}
[INFO] [stderr]                                  at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/panicking.rs:691:13
[INFO] [stderr]     13:     0x5818395f5f89 - std[f92b4c606f291077]::sys::backtrace::__rust_end_short_backtrace::<std[f92b4c606f291077]::panicking::panic_handler::{closure#0}, !>
[INFO] [stderr]                                  at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/sys/backtrace.rs:182:18
[INFO] [stderr]     14:     0x5818395feb9d - __rustc[8241495c18a89d70]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/panicking.rs:689:5
[INFO] [stderr]     15:     0x58183962992c - core[786f478f706679df]::panicking::panic_fmt
[INFO] [stderr]                                  at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/core/src/panicking.rs:80:14
[INFO] [stderr]     16:     0x5818395e4cdf - build_script_build[4bd4457fdd0fe55e]::main
[INFO] [stderr]     17:     0x5818395e74b3 - <fn() as core[786f478f706679df]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]     18:     0x5818395e4286 - std[f92b4c606f291077]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stderr]     19:     0x5818395e4779 - std[f92b4c606f291077]::rt::lang_start::<()>::{closure#0}
[INFO] [stderr]     20:     0x5818396131c4 - <&dyn core[786f478f706679df]::ops::function::Fn<(), Output = i32> + core[786f478f706679df]::marker::Sync + core[786f478f706679df]::panic::unwind_safe::RefUnwindSafe as core[786f478f706679df]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                  at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     21:     0x5818396131c4 - std[f92b4c606f291077]::panicking::catch_unwind::do_call::<&dyn core[786f478f706679df]::ops::function::Fn<(), Output = i32> + core[786f478f706679df]::marker::Sync + core[786f478f706679df]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stderr]                                  at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/panicking.rs:581:40
[INFO] [stderr]     22:     0x5818396131c4 - std[f92b4c606f291077]::panicking::catch_unwind::<i32, &dyn core[786f478f706679df]::ops::function::Fn<(), Output = i32> + core[786f478f706679df]::marker::Sync + core[786f478f706679df]::panic::unwind_safe::RefUnwindSafe>
[INFO] [stderr]                                  at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/panicking.rs:544:19
[INFO] [stderr]     23:     0x5818396131c4 - std[f92b4c606f291077]::panic::catch_unwind::<&dyn core[786f478f706679df]::ops::function::Fn<(), Output = i32> + core[786f478f706679df]::marker::Sync + core[786f478f706679df]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stderr]                                  at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/panic.rs:359:14
[INFO] [stderr]     24:     0x5818396131c4 - std[f92b4c606f291077]::rt::lang_start_internal::{closure#0}
[INFO] [stderr]                                  at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/rt.rs:175:24
[INFO] [stderr]     25:     0x5818396131c4 - std[f92b4c606f291077]::panicking::catch_unwind::do_call::<std[f92b4c606f291077]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/panicking.rs:581:40
[INFO] [stderr]     26:     0x5818396131c4 - std[f92b4c606f291077]::panicking::catch_unwind::<isize, std[f92b4c606f291077]::rt::lang_start_internal::{closure#0}>
[INFO] [stderr]                                  at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/panicking.rs:544:19
[INFO] [stderr]     27:     0x5818396131c4 - std[f92b4c606f291077]::panic::catch_unwind::<std[f92b4c606f291077]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/panic.rs:359:14
[INFO] [stderr]     28:     0x5818396131c4 - std[f92b4c606f291077]::rt::lang_start_internal
[INFO] [stderr]                                  at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/rt.rs:171:5
[INFO] [stderr]     29:     0x5818395e4201 - std[f92b4c606f291077]::rt::lang_start::<()>
[INFO] [stderr]     30:     0x5818395e7815 - main
[INFO] [stderr]     31:     0x711bb865b1ca - <unknown>
[INFO] [stderr]     32:     0x711bb865b28b - __libc_start_main
[INFO] [stderr]     33:     0x5818395e2f65 - _start
[INFO] [stderr]     34:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "bdd258aee1ae10f09af22cc631550b451cbda640e4de923d677cb36e98b62fb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdd258aee1ae10f09af22cc631550b451cbda640e4de923d677cb36e98b62fb3", kill_on_drop: false }`
[INFO] [stdout] bdd258aee1ae10f09af22cc631550b451cbda640e4de923d677cb36e98b62fb3
