[INFO] cloning repository https://github.com/ju-manns/simple-tracing
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ju-manns/simple-tracing" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fju-manns%2Fsimple-tracing", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fju-manns%2Fsimple-tracing'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 36872819905f326051c247a276dd0d8cc26c8d96
[INFO] testing ju-manns/simple-tracing against 1.76.0 for beta-1.77-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fju-manns%2Fsimple-tracing" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ju-manns/simple-tracing on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ju-manns/simple-tracing
[INFO] finished tweaking git repo https://github.com/ju-manns/simple-tracing
[INFO] tweaked toml for git repo https://github.com/ju-manns/simple-tracing written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/ju-manns/simple-tracing 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" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4b81ba9de43b6daafdeb74d08b2a98c22f27995fb1ac91c9fdf38e946419c276
[INFO] running `Command { std: "docker" "start" "-a" "4b81ba9de43b6daafdeb74d08b2a98c22f27995fb1ac91c9fdf38e946419c276", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b81ba9de43b6daafdeb74d08b2a98c22f27995fb1ac91c9fdf38e946419c276", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b81ba9de43b6daafdeb74d08b2a98c22f27995fb1ac91c9fdf38e946419c276", kill_on_drop: false }`
[INFO] [stdout] 4b81ba9de43b6daafdeb74d08b2a98c22f27995fb1ac91c9fdf38e946419c276
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.76.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 370b03fe8a4a6d097c614d6b4d7631e3e755bbfe6bdf4a4133e16744f49365a3
[INFO] running `Command { std: "docker" "start" "-a" "370b03fe8a4a6d097c614d6b4d7631e3e755bbfe6bdf4a4133e16744f49365a3", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling either v1.8.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling ctor v0.1.26
[INFO] [stderr]    Compiling simple_tracing v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.59s
[INFO] running `Command { std: "docker" "inspect" "370b03fe8a4a6d097c614d6b4d7631e3e755bbfe6bdf4a4133e16744f49365a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "370b03fe8a4a6d097c614d6b4d7631e3e755bbfe6bdf4a4133e16744f49365a3", kill_on_drop: false }`
[INFO] [stdout] 370b03fe8a4a6d097c614d6b4d7631e3e755bbfe6bdf4a4133e16744f49365a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.76.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7eb8cc42adb53fec2fbc75c1097310945345ecf4c2fb615cf877cf48328bd580
[INFO] running `Command { std: "docker" "start" "-a" "7eb8cc42adb53fec2fbc75c1097310945345ecf4c2fb615cf877cf48328bd580", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple_tracing v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "7eb8cc42adb53fec2fbc75c1097310945345ecf4c2fb615cf877cf48328bd580", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7eb8cc42adb53fec2fbc75c1097310945345ecf4c2fb615cf877cf48328bd580", kill_on_drop: false }`
[INFO] [stdout] 7eb8cc42adb53fec2fbc75c1097310945345ecf4c2fb615cf877cf48328bd580
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.76.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3ef6943f002405b6635ba1a568a157722c943ba4d69ee08769d489dd126081eb
[INFO] running `Command { std: "docker" "start" "-a" "3ef6943f002405b6635ba1a568a157722c943ba4d69ee08769d489dd126081eb", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/simple_tracing-af7695372d8eb0b7)
[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] thread '<unnamed>' panicked at src/lib.rs:39:37:
[INFO] [stderr] Unable to write file: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x55e792c7f1d6 - std::backtrace_rs::backtrace::libunwind::trace::hbee8a7973eeb6c93
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stderr]    1:     0x55e792c7f1d6 - std::backtrace_rs::backtrace::trace_unsynchronized::hc8ac75eea3aa6899
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]    2:     0x55e792c7f1d6 - std::sys_common::backtrace::_print_fmt::hc7f3e3b5298b1083
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stderr]    3:     0x55e792c7f1d6 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hbb235daedd7c6190
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stderr]    4:     0x55e792ca8050 - core::fmt::rt::Argument::fmt::h76c38a80d925a410
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/fmt/rt.rs:142:9
[INFO] [stderr]    5:     0x55e792ca8050 - core::fmt::write::h3ed6aeaa977c8e45
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/fmt/mod.rs:1120:17
[INFO] [stderr]    6:     0x55e792c7cccf - std::io::Write::write_fmt::h78b18af5775fedb5
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/io/mod.rs:1810:15
[INFO] [stderr]    7:     0x55e792c7efb4 - std::sys_common::backtrace::_print::h5d645a07e0fcfdbb
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]    8:     0x55e792c7efb4 - std::sys_common::backtrace::print::h85035a511aafe7a8
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]    9:     0x55e792c80d27 - std::panicking::default_hook::{{closure}}::hcce8cea212785a25
[INFO] [stderr]   10:     0x55e792c80a89 - std::panicking::default_hook::hf5fcb0f213fe709a
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:292:9
[INFO] [stderr]   11:     0x55e792c4f7c7 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h60265c2dfa87ee34
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2029:9
[INFO] [stderr]   12:     0x55e792c4f7c7 - test::test_main::{{closure}}::h77865bd3127078c6
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:138:21
[INFO] [stderr]   13:     0x55e792c81346 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hbc5ccf4eb663e1e5
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2029:9
[INFO] [stderr]   14:     0x55e792c81346 - std::panicking::rust_panic_with_hook::h095fccf1dc9379ee
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:783:13
[INFO] [stderr]   15:     0x55e792c81092 - std::panicking::begin_panic_handler::{{closure}}::h032ba12139b353db
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:657:13
[INFO] [stderr]   16:     0x55e792c7f6d6 - std::sys_common::backtrace::__rust_end_short_backtrace::h9259bc2ff8fd0f76
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stderr]   17:     0x55e792c80df0 - rust_begin_unwind
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:645:5
[INFO] [stderr]   18:     0x55e792c0ace5 - core::panicking::panic_fmt::h784f20a50eaab275
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panicking.rs:72:14
[INFO] [stderr]   19:     0x55e792c0b193 - core::result::unwrap_failed::h03d8a5018196e1cd
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/result.rs:1649:5
[INFO] [stderr]   20:     0x55e792c0f2cf - core::result::Result<T,E>::expect::hbd24dd236d971312
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/result.rs:1030:23
[INFO] [stderr]   21:     0x55e792c1ab1c - simple_tracing::deinit::h169c5a7e1ad3c3bb
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lib.rs:39:5
[INFO] [stderr]   22:     0x55e792c0b436 - simple_tracing::deinit___rust_dtor___mod::__dtor_export::deinit___rust_dtor___dtor::h4b18f69e51329a8e
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lib.rs:22:1
[INFO] [stderr]   23:     0x7f12166cd495 - <unknown>
[INFO] [stderr]   24:     0x7f12166cd610 - exit
[INFO] [stderr]   25:     0x7f12166b1d97 - <unknown>
[INFO] [stderr]   26:     0x7f12166b1e40 - __libc_start_main
[INFO] [stderr]   27:     0x55e792c0b495 - _start
[INFO] [stderr]   28:                0x0 - <unknown>
[INFO] [stderr] fatal runtime error: failed to initiate panic, error 5
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/simple_tracing-af7695372d8eb0b7` (signal: 6, SIGABRT: process abort signal)
[INFO] running `Command { std: "docker" "inspect" "3ef6943f002405b6635ba1a568a157722c943ba4d69ee08769d489dd126081eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ef6943f002405b6635ba1a568a157722c943ba4d69ee08769d489dd126081eb", kill_on_drop: false }`
[INFO] [stdout] 3ef6943f002405b6635ba1a568a157722c943ba4d69ee08769d489dd126081eb
