[INFO] fetching crate safe-fork 0.1.1...
[INFO] testing safe-fork-0.1.1 against 1.91.0 for beta-1.92-2
[INFO] extracting crate safe-fork 0.1.1 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate safe-fork 0.1.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate safe-fork 0.1.1
[INFO] tweaked toml for crates.io crate safe-fork 0.1.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate safe-fork 0.1.1 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "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" "+1.91.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 1 package to latest compatible version
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 66d8cbb3ef83726d6d0d4ad00dd2855c0b5c6ab896484f1bbbc594f12636edf3
[INFO] running `Command { std: "docker" "start" "-a" "66d8cbb3ef83726d6d0d4ad00dd2855c0b5c6ab896484f1bbbc594f12636edf3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "66d8cbb3ef83726d6d0d4ad00dd2855c0b5c6ab896484f1bbbc594f12636edf3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66d8cbb3ef83726d6d0d4ad00dd2855c0b5c6ab896484f1bbbc594f12636edf3", kill_on_drop: false }`
[INFO] [stdout] 66d8cbb3ef83726d6d0d4ad00dd2855c0b5c6ab896484f1bbbc594f12636edf3
[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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3f4f08a1368b07d11dce4af7917cab020e8687b0e89220de9f4d73d4f2376def
[INFO] running `Command { std: "docker" "start" "-a" "3f4f08a1368b07d11dce4af7917cab020e8687b0e89220de9f4d73d4f2376def", kill_on_drop: false }`
[INFO] [stderr]    Compiling safe-fork v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "3f4f08a1368b07d11dce4af7917cab020e8687b0e89220de9f4d73d4f2376def", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f4f08a1368b07d11dce4af7917cab020e8687b0e89220de9f4d73d4f2376def", kill_on_drop: false }`
[INFO] [stdout] 3f4f08a1368b07d11dce4af7917cab020e8687b0e89220de9f4d73d4f2376def
[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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 05f26c832704df043e7389dae30008acf8cabd530de043bce12900cfd7a534e4
[INFO] running `Command { std: "docker" "start" "-a" "05f26c832704df043e7389dae30008acf8cabd530de043bce12900cfd7a534e4", kill_on_drop: false }`
[INFO] [stderr]    Compiling safe-fork v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "05f26c832704df043e7389dae30008acf8cabd530de043bce12900cfd7a534e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05f26c832704df043e7389dae30008acf8cabd530de043bce12900cfd7a534e4", kill_on_drop: false }`
[INFO] [stdout] 05f26c832704df043e7389dae30008acf8cabd530de043bce12900cfd7a534e4
[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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 655e4e0eb3f7290966ce2ebda9167c7bab8e41fb7c555bb8f388060d2b4cec5a
[INFO] running `Command { std: "docker" "start" "-a" "655e4e0eb3f7290966ce2ebda9167c7bab8e41fb7c555bb8f388060d2b4cec5a", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/safe_fork-766a924a5ce7a555)
[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 tests/multi_threaded.rs (/opt/rustwide/target/debug/deps/multi_threaded-0b3cf59aa54b7620)
[INFO] [stderr] 
[INFO] [stderr] thread 'main' (17) panicked at tests/multi_threaded.rs:2:44:
[INFO] [stderr] called `Result::unwrap()` on an `Err` value: Os { code: 1, kind: PermissionDenied, message: "Operation not permitted" }
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x55d52fdbafe2 - std::backtrace_rs::backtrace::libunwind::trace::h62f3c6bea0fedab3
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]    1:     0x55d52fdbafe2 - std::backtrace_rs::backtrace::trace_unsynchronized::hc41aaca6c0af0bde
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]    2:     0x55d52fdbafe2 - std::sys::backtrace::_print_fmt::h33ac2b97007106cc
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]    3:     0x55d52fdbafe2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h4e0a3aeea0f9c085
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]    4:     0x55d52fdc9c8f - core::fmt::rt::Argument::fmt::h1edd6a3e00b22f10
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]    5:     0x55d52fdc9c8f - core::fmt::write::hecf68a131630c74d
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/fmt/mod.rs:1468:25
[INFO] [stderr]    6:     0x55d52fd99401 - std::io::default_write_fmt::haf8355dc2afbec95
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/io/mod.rs:639:11
[INFO] [stderr]    7:     0x55d52fd99401 - std::io::Write::write_fmt::h93c9a261259c931a
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]    8:     0x55d52fd9e832 - std::sys::backtrace::BacktraceLock::print::h75160192768e5621
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]    9:     0x55d52fda00ac - std::panicking::default_hook::{{closure}}::h14d82797cfb1ddcb
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:301:27
[INFO] [stderr]   10:     0x55d52fd9ff06 - std::panicking::default_hook::h63f9bf8161c5d325
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:328:9
[INFO] [stderr]   11:     0x55d52fda0735 - std::panicking::panic_with_hook::h3173740e06bd0752
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:834:13
[INFO] [stderr]   12:     0x55d52fda05ca - std::panicking::panic_handler::{{closure}}::hbac492c61eb56a87
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:707:13
[INFO] [stderr]   13:     0x55d52fd9e969 - std::sys::backtrace::__rust_end_short_backtrace::haa3eac3df9535320
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]   14:     0x55d52fd8df3d - __rustc[de0091b922c53d7e]::rust_begin_unwind
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:698:5
[INFO] [stderr]   15:     0x55d52fdccf50 - core::panicking::panic_fmt::h5138da2ef87be35b
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/panicking.rs:75:14
[INFO] [stderr]   16:     0x55d52fdcc7b6 - core::result::unwrap_failed::h5d9b16b0b732a2ac
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/result.rs:1855:5
[INFO] [stderr]   17:     0x55d52fd8c57f - core::result::Result<T,E>::unwrap::h3fba446a04bb0e01
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/result.rs:1226:23
[INFO] [stderr]   18:     0x55d52fd8c57f - multi_threaded::main::h8972bcca088149d2
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/multi_threaded.rs:2:44
[INFO] [stderr]   19:     0x55d52fd8c78b - core::ops::function::FnOnce::call_once::h191436519184d8c3
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   20:     0x55d52fd8c6ee - std::sys::backtrace::__rust_begin_short_backtrace::he88b82b3148a8055
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:158:18
[INFO] [stderr]   21:     0x55d52fd8c6c1 - std::rt::lang_start::{{closure}}::h770bd2924722c326
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/rt.rs:206:18
[INFO] [stderr]   22:     0x55d52fd9a7f0 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hc7ed5622678f5124
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/ops/function.rs:287:21
[INFO] [stderr]   23:     0x55d52fd9a7f0 - std::panicking::catch_unwind::do_call::hc59414a11cf2a25a
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:590:40
[INFO] [stderr]   24:     0x55d52fd9a7f0 - std::panicking::catch_unwind::hff67b45e0819a036
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:553:19
[INFO] [stderr]   25:     0x55d52fd9a7f0 - std::panic::catch_unwind::hec0fb0db85f7fd60
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panic.rs:359:14
[INFO] [stderr]   26:     0x55d52fd9a7f0 - std::rt::lang_start_internal::{{closure}}::h74bea026352620a3
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/rt.rs:175:24
[INFO] [stderr]   27:     0x55d52fd9a7f0 - std::panicking::catch_unwind::do_call::h931ef1bf7bdfcae2
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:590:40
[INFO] [stderr]   28:     0x55d52fd9a7f0 - std::panicking::catch_unwind::h3816830c825cbe04
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:553:19
[INFO] [stderr]   29:     0x55d52fd9a7f0 - std::panic::catch_unwind::h408406c8f02ebb9d
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panic.rs:359:14
[INFO] [stderr]   30:     0x55d52fd9a7f0 - std::rt::lang_start_internal::hce2b8b328837374b
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/rt.rs:171:5
[INFO] [stderr]   31:     0x55d52fd8c6a7 - std::rt::lang_start::h60b2d62067f8669c
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/rt.rs:205:5
[INFO] [stderr]   32:     0x55d52fd8ccfe - main
[INFO] [stderr]   33:     0x7f39923721ca - <unknown>
[INFO] [stderr]   34:     0x7f399237228b - __libc_start_main
[INFO] [stderr]   35:     0x55d52fd8c465 - _start
[INFO] [stderr]   36:                0x0 - <unknown>
[INFO] [stderr] error: test failed, to rerun pass `--test multi_threaded`
[INFO] running `Command { std: "docker" "inspect" "655e4e0eb3f7290966ce2ebda9167c7bab8e41fb7c555bb8f388060d2b4cec5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "655e4e0eb3f7290966ce2ebda9167c7bab8e41fb7c555bb8f388060d2b4cec5a", kill_on_drop: false }`
[INFO] [stdout] 655e4e0eb3f7290966ce2ebda9167c7bab8e41fb7c555bb8f388060d2b4cec5a
