[INFO] cloning repository https://github.com/zwdart/corn
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zwdart/corn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzwdart%2Fcorn", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzwdart%2Fcorn'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 019426e9dc42f62ae41ccb560a6e31a4b9369a31
[INFO] testing zwdart/corn against master#d98a5da813da67eb189387b8ccfb73cf481275d8+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzwdart%2Fcorn" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/zwdart/corn
[INFO] finished tweaking git repo https://github.com/zwdart/corn
[INFO] tweaked toml for git repo https://github.com/zwdart/corn written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/zwdart/corn on toolchain d98a5da813da67eb189387b8ccfb73cf481275d8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/zwdart/corn 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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c88599de1688ced8ff62db3e2d58b51f06d0d81680e187d1468d1409a2f05e5c
[INFO] running `Command { std: "docker" "start" "-a" "c88599de1688ced8ff62db3e2d58b51f06d0d81680e187d1468d1409a2f05e5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c88599de1688ced8ff62db3e2d58b51f06d0d81680e187d1468d1409a2f05e5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c88599de1688ced8ff62db3e2d58b51f06d0d81680e187d1468d1409a2f05e5c", kill_on_drop: false }`
[INFO] [stdout] c88599de1688ced8ff62db3e2d58b51f06d0d81680e187d1468d1409a2f05e5c
[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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 07065372ea7ff4ee22ed9e8f7f8965e34ea87a3845d4d2bdc77e3e28ee9cbb87
[INFO] running `Command { std: "docker" "start" "-a" "07065372ea7ff4ee22ed9e8f7f8965e34ea87a3845d4d2bdc77e3e28ee9cbb87", kill_on_drop: false }`
[INFO] [stderr]    Compiling corn v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.53s
[INFO] running `Command { std: "docker" "inspect" "07065372ea7ff4ee22ed9e8f7f8965e34ea87a3845d4d2bdc77e3e28ee9cbb87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07065372ea7ff4ee22ed9e8f7f8965e34ea87a3845d4d2bdc77e3e28ee9cbb87", kill_on_drop: false }`
[INFO] [stdout] 07065372ea7ff4ee22ed9e8f7f8965e34ea87a3845d4d2bdc77e3e28ee9cbb87
[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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b389b5f4191ce1f2d5f934b1c7c17053598925ac677f4f09eb8de27161a15cbd
[INFO] running `Command { std: "docker" "start" "-a" "b389b5f4191ce1f2d5f934b1c7c17053598925ac677f4f09eb8de27161a15cbd", kill_on_drop: false }`
[INFO] [stderr]    Compiling corn v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "b389b5f4191ce1f2d5f934b1c7c17053598925ac677f4f09eb8de27161a15cbd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b389b5f4191ce1f2d5f934b1c7c17053598925ac677f4f09eb8de27161a15cbd", kill_on_drop: false }`
[INFO] [stdout] b389b5f4191ce1f2d5f934b1c7c17053598925ac677f4f09eb8de27161a15cbd
[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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b8aee5a1a6518252fcf01c167fa143a3ca1c3dcd2ac9cf1cfac510d74b4b459c
[INFO] running `Command { std: "docker" "start" "-a" "b8aee5a1a6518252fcf01c167fa143a3ca1c3dcd2ac9cf1cfac510d74b4b459c", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/corn-af79a78aef41bc39)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/corn-c302d7d05eeb6465)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests corn
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/corn_chat_text.rs - corn_chat_text::start_chat_server (line 137) ... ok
[INFO] [stdout] test src/corn_web_files.rs - corn_web_files::start_web_server (line 49) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/corn_web_files.rs - corn_web_files::start_web_server (line 49) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stdout:
[INFO] [stdout] Hello, world!
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] 
[INFO] [stdout] thread 'main' panicked at src/corn_chat_text.rs:19:68:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x57975e24ed32 - std::backtrace_rs::backtrace::libunwind::trace::hd39b1f53d3cf9745
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x57975e24ed32 - std::backtrace_rs::backtrace::trace_unsynchronized::he91d9a75d4e3972b
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x57975e24ed32 - std::sys::backtrace::_print_fmt::hca46938f8c6e22cf
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x57975e24ed32 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::ha499add612cccf8e
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x57975e277433 - core::fmt::rt::Argument::fmt::hd21145b75a833b7a
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x57975e277433 - core::fmt::write::hb10c956f5235c8a4
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/fmt/mod.rs:1465:25
[INFO] [stdout]    6:     0x57975e24b093 - std::io::default_write_fmt::h1470b6bb31d733fd
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x57975e24b093 - std::io::Write::write_fmt::hd8146ab3991543d1
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x57975e24eb82 - std::sys::backtrace::BacktraceLock::print::hb47c770ef659fd10
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x57975e25048c - std::panicking::default_hook::{{closure}}::hdda8afb9d457a22c
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x57975e25028f - std::panicking::default_hook::h7c46b44874fe5c9a
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:327:9
[INFO] [stdout]   11:     0x57975e250da2 - std::panicking::rust_panic_with_hook::ha6cb99ed099eb1c5
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:833:13
[INFO] [stdout]   12:     0x57975e250c3a - std::panicking::begin_panic_handler::{{closure}}::he11808bc797ee921
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:706:13
[INFO] [stdout]   13:     0x57975e24f229 - std::sys::backtrace::__rust_end_short_backtrace::h9418807cb7346258
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:168:18
[INFO] [stdout]   14:     0x57975e2508cd - __rustc[18fb429eef004894]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:697:5
[INFO] [stdout]   15:     0x57975e275bb0 - core::panicking::panic_fmt::hd890aeb12c3a3fc3
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/panicking.rs:75:14
[INFO] [stdout]   16:     0x57975e275f26 - core::result::unwrap_failed::h31c9775ec1a50121
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/result.rs:1761:5
[INFO] [stdout]   17:     0x57975e1d542e - core::result::Result<T,E>::unwrap::h3bf510b11a620e2c
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/result.rs:1167:23
[INFO] [stdout]   18:     0x57975e1d542e - corn::corn_chat_text::log_str::h7f02fe16913a5187
[INFO] [stdout]                                at /opt/rustwide/workdir/src/corn_chat_text.rs:19:68
[INFO] [stdout]   19:     0x57975e1d24ff - corn::corn_web_files::start_web_server::h9d525bfe1c38524b
[INFO] [stdout]                                at /opt/rustwide/workdir/src/corn_web_files.rs:66:5
[INFO] [stdout]   20:     0x57975e1d1537 - doctest_bundle_2024::__doctest_1::main::h73155947a588e0b1
[INFO] [stdout]   21:     0x57975e1d1546 - doctest_bundle_2024::__doctest_1::__main_fn::he5a8c1b63589a47a
[INFO] [stdout]   22:     0x57975e1d0841 - doctest_runner_2024::__doctest_1::TEST::{{closure}}::h29d86f3ecb9a8b07
[INFO] [stdout]   23:     0x57975e1cb3f6 - core::ops::function::FnOnce::call_once::h4c6a566a7fd69883
[INFO] [stdout]   24:     0x57975e1d121d - doctest_runner_2024::main::h0892880efb8cb96e
[INFO] [stdout]   25:     0x57975e1cb423 - core::ops::function::FnOnce::call_once::h4f070e64b29765ba
[INFO] [stdout]   26:     0x57975e1ca266 - std::sys::backtrace::__rust_begin_short_backtrace::h25904cd442fbbc08
[INFO] [stdout]   27:     0x57975e1c9f29 - std::rt::lang_start::{{closure}}::h4bb9b388efb11f97
[INFO] [stdout]   28:     0x57975e242a20 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h106557a9d245eb10
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/ops/function.rs:284:21
[INFO] [stdout]   29:     0x57975e242a20 - std::panicking::catch_unwind::do_call::h18100d9574045a86
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:589:40
[INFO] [stdout]   30:     0x57975e242a20 - std::panicking::catch_unwind::hf9f86a2471d520c7
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:552:19
[INFO] [stdout]   31:     0x57975e242a20 - std::panic::catch_unwind::h410688ae8e8348a9
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panic.rs:359:14
[INFO] [stdout]   32:     0x57975e242a20 - std::rt::lang_start_internal::{{closure}}::h42fee7344f1a80c6
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/rt.rs:175:24
[INFO] [stdout]   33:     0x57975e242a20 - std::panicking::catch_unwind::do_call::h62b4ab9c433ebcfb
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:589:40
[INFO] [stdout]   34:     0x57975e242a20 - std::panicking::catch_unwind::h61ceb8228d4a4310
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:552:19
[INFO] [stdout]   35:     0x57975e242a20 - std::panic::catch_unwind::hf4a60a68b20bb306
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panic.rs:359:14
[INFO] [stdout]   36:     0x57975e242a20 - std::rt::lang_start_internal::h3478bd2aa4cc9cb2
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/rt.rs:171:5
[INFO] [stdout]   37:     0x57975e1c9f11 - std::rt::lang_start::he5e0e9bad8818264
[INFO] [stdout]   38:     0x57975e1d1415 - main
[INFO] [stdout]   39:     0x70de5c8651ca - <unknown>
[INFO] [stdout]   40:     0x70de5c86528b - __libc_start_main
[INFO] [stdout]   41:     0x57975e1c8a85 - _start
[INFO] [stdout]   42:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/corn_web_files.rs - corn_web_files::start_web_server (line 49)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "b8aee5a1a6518252fcf01c167fa143a3ca1c3dcd2ac9cf1cfac510d74b4b459c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8aee5a1a6518252fcf01c167fa143a3ca1c3dcd2ac9cf1cfac510d74b4b459c", kill_on_drop: false }`
[INFO] [stdout] b8aee5a1a6518252fcf01c167fa143a3ca1c3dcd2ac9cf1cfac510d74b4b459c
