[INFO] fetching crate safe-fork 0.1.1...
[INFO] testing safe-fork-0.1.1 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-2
[INFO] extracting crate safe-fork 0.1.1 into /workspace/builds/worker-1-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-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate safe-fork 0.1.1 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "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" "+562dee4820c458d823175268e41601d4c060588a" "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" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9af791137de05d034f5a80db58b948d0bc5b581b39f8547c7e405a5c7e1b754a
[INFO] running `Command { std: "docker" "start" "-a" "9af791137de05d034f5a80db58b948d0bc5b581b39f8547c7e405a5c7e1b754a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9af791137de05d034f5a80db58b948d0bc5b581b39f8547c7e405a5c7e1b754a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9af791137de05d034f5a80db58b948d0bc5b581b39f8547c7e405a5c7e1b754a", kill_on_drop: false }`
[INFO] [stdout] 9af791137de05d034f5a80db58b948d0bc5b581b39f8547c7e405a5c7e1b754a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2cb67a6c613bbe2ace727ebde23d1c37372ed68182e71affb684d4e35fcd2b07
[INFO] running `Command { std: "docker" "start" "-a" "2cb67a6c613bbe2ace727ebde23d1c37372ed68182e71affb684d4e35fcd2b07", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.185
[INFO] [stderr]    Compiling safe-fork v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.73s
[INFO] running `Command { std: "docker" "inspect" "2cb67a6c613bbe2ace727ebde23d1c37372ed68182e71affb684d4e35fcd2b07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2cb67a6c613bbe2ace727ebde23d1c37372ed68182e71affb684d4e35fcd2b07", kill_on_drop: false }`
[INFO] [stdout] 2cb67a6c613bbe2ace727ebde23d1c37372ed68182e71affb684d4e35fcd2b07
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1a8955cbdd66622ac5372c7c3e9b6c80a1e781e4f3e80c0a6f783046f39bdc84
[INFO] running `Command { std: "docker" "start" "-a" "1a8955cbdd66622ac5372c7c3e9b6c80a1e781e4f3e80c0a6f783046f39bdc84", 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 0.54s
[INFO] running `Command { std: "docker" "inspect" "1a8955cbdd66622ac5372c7c3e9b6c80a1e781e4f3e80c0a6f783046f39bdc84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a8955cbdd66622ac5372c7c3e9b6c80a1e781e4f3e80c0a6f783046f39bdc84", kill_on_drop: false }`
[INFO] [stdout] 1a8955cbdd66622ac5372c7c3e9b6c80a1e781e4f3e80c0a6f783046f39bdc84
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8eec266a38f6408e361557ec3ea603dffc9b0ad8d314f569eda76c8936be58cd
[INFO] running `Command { std: "docker" "start" "-a" "8eec266a38f6408e361557ec3ea603dffc9b0ad8d314f569eda76c8936be58cd", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/safe_fork-4e25b648b93f928a)
[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-ee842ad536e43c63)
[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:     0x640fab13ad5a - std[31e582c13f4e914f]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stderr]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]    1:     0x640fab13ad5a - std[31e582c13f4e914f]::backtrace_rs::backtrace::trace_unsynchronized::<std[31e582c13f4e914f]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stderr]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]    2:     0x640fab13ad5a - std[31e582c13f4e914f]::sys::backtrace::_print_fmt
[INFO] [stderr]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/sys/backtrace.rs:74:9
[INFO] [stderr]    3:     0x640fab13ad5a - <<std[31e582c13f4e914f]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[fa0eadad68403074]::fmt::Display>::fmt
[INFO] [stderr]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/sys/backtrace.rs:44:26
[INFO] [stderr]    4:     0x640fab14b1aa - <core[fa0eadad68403074]::fmt::rt::Argument>::fmt
[INFO] [stderr]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/fmt/rt.rs:152:76
[INFO] [stderr]    5:     0x640fab14b1aa - core[fa0eadad68403074]::fmt::write
[INFO] [stderr]    6:     0x640fab13e462 - std[31e582c13f4e914f]::io::default_write_fmt::<std[31e582c13f4e914f]::sys::stdio::unix::Stderr>
[INFO] [stderr]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/io/mod.rs:639:11
[INFO] [stderr]    7:     0x640fab13e462 - <std[31e582c13f4e914f]::sys::stdio::unix::Stderr as std[31e582c13f4e914f]::io::Write>::write_fmt
[INFO] [stderr]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/io/mod.rs:1994:13
[INFO] [stderr]    8:     0x640fab126ccf - <std[31e582c13f4e914f]::sys::backtrace::BacktraceLock>::print
[INFO] [stderr]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/sys/backtrace.rs:47:9
[INFO] [stderr]    9:     0x640fab126ccf - std[31e582c13f4e914f]::panicking::default_hook::{closure#0}
[INFO] [stderr]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:292:27
[INFO] [stderr]   10:     0x640fab137251 - std[31e582c13f4e914f]::panicking::default_hook
[INFO] [stderr]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:319:9
[INFO] [stderr]   11:     0x640fab13740b - std[31e582c13f4e914f]::panicking::panic_with_hook
[INFO] [stderr]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:825:13
[INFO] [stderr]   12:     0x640fab126d88 - std[31e582c13f4e914f]::panicking::panic_handler::{closure#0}
[INFO] [stderr]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:698:13
[INFO] [stderr]   13:     0x640fab11c379 - std[31e582c13f4e914f]::sys::backtrace::__rust_end_short_backtrace::<std[31e582c13f4e914f]::panicking::panic_handler::{closure#0}, !>
[INFO] [stderr]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/sys/backtrace.rs:182:18
[INFO] [stderr]   14:     0x640fab12756d - __rustc[fc8e3a9f23f26cb]::rust_begin_unwind
[INFO] [stderr]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:689:5
[INFO] [stderr]   15:     0x640fab14b85c - core[fa0eadad68403074]::panicking::panic_fmt
[INFO] [stderr]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/panicking.rs:80:14
[INFO] [stderr]   16:     0x640fab14b632 - core[fa0eadad68403074]::result::unwrap_failed
[INFO] [stderr]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/result.rs:1867:5
[INFO] [stderr]   17:     0x640fab1105fc - <core[fa0eadad68403074]::result::Result<i32, std[31e582c13f4e914f]::io::error::Error>>::unwrap
[INFO] [stderr]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/result.rs:1233:23
[INFO] [stderr]   18:     0x640fab1105fc - multi_threaded[ef65637b681d81ea]::main
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/multi_threaded.rs:2:44
[INFO] [stderr]   19:     0x640fab11091b - <fn() as core[fa0eadad68403074]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   20:     0x640fab1104ee - std[31e582c13f4e914f]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stderr]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/sys/backtrace.rs:166:18
[INFO] [stderr]   21:     0x640fab110531 - std[31e582c13f4e914f]::rt::lang_start::<()>::{closure#0}
[INFO] [stderr]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/rt.rs:206:18
[INFO] [stderr]   22:     0x640fab136964 - <&dyn core[fa0eadad68403074]::ops::function::Fn<(), Output = i32> + core[fa0eadad68403074]::marker::Sync + core[fa0eadad68403074]::panic::unwind_safe::RefUnwindSafe as core[fa0eadad68403074]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/ops/function.rs:287:21
[INFO] [stderr]   23:     0x640fab136964 - std[31e582c13f4e914f]::panicking::catch_unwind::do_call::<&dyn core[fa0eadad68403074]::ops::function::Fn<(), Output = i32> + core[fa0eadad68403074]::marker::Sync + core[fa0eadad68403074]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stderr]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:581:40
[INFO] [stderr]   24:     0x640fab136964 - std[31e582c13f4e914f]::panicking::catch_unwind::<i32, &dyn core[fa0eadad68403074]::ops::function::Fn<(), Output = i32> + core[fa0eadad68403074]::marker::Sync + core[fa0eadad68403074]::panic::unwind_safe::RefUnwindSafe>
[INFO] [stderr]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:544:19
[INFO] [stderr]   25:     0x640fab136964 - std[31e582c13f4e914f]::panic::catch_unwind::<&dyn core[fa0eadad68403074]::ops::function::Fn<(), Output = i32> + core[fa0eadad68403074]::marker::Sync + core[fa0eadad68403074]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stderr]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panic.rs:359:14
[INFO] [stderr]   26:     0x640fab136964 - std[31e582c13f4e914f]::rt::lang_start_internal::{closure#0}
[INFO] [stderr]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/rt.rs:175:24
[INFO] [stderr]   27:     0x640fab136964 - std[31e582c13f4e914f]::panicking::catch_unwind::do_call::<std[31e582c13f4e914f]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:581:40
[INFO] [stderr]   28:     0x640fab136964 - std[31e582c13f4e914f]::panicking::catch_unwind::<isize, std[31e582c13f4e914f]::rt::lang_start_internal::{closure#0}>
[INFO] [stderr]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:544:19
[INFO] [stderr]   29:     0x640fab136964 - std[31e582c13f4e914f]::panic::catch_unwind::<std[31e582c13f4e914f]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panic.rs:359:14
[INFO] [stderr]   30:     0x640fab136964 - std[31e582c13f4e914f]::rt::lang_start_internal
[INFO] [stderr]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/rt.rs:171:5
[INFO] [stderr]   31:     0x640fab1104d7 - std[31e582c13f4e914f]::rt::lang_start::<()>
[INFO] [stderr]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/rt.rs:205:5
[INFO] [stderr]   32:     0x640fab11097e - main
[INFO] [stderr]   33:     0x7578358951ca - <unknown>
[INFO] [stderr]   34:     0x75783589528b - __libc_start_main
[INFO] [stderr]   35:     0x640fab110105 - _start
[INFO] [stderr]   36:                0x0 - <unknown>
[INFO] [stderr] error: test failed, to rerun pass `--test multi_threaded`
[INFO] running `Command { std: "docker" "inspect" "8eec266a38f6408e361557ec3ea603dffc9b0ad8d314f569eda76c8936be58cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8eec266a38f6408e361557ec3ea603dffc9b0ad8d314f569eda76c8936be58cd", kill_on_drop: false }`
[INFO] [stdout] 8eec266a38f6408e361557ec3ea603dffc9b0ad8d314f569eda76c8936be58cd