[INFO] fetching crate safe-fork 0.1.1...
[INFO] testing safe-fork-0.1.1 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145330-1
[INFO] extracting crate safe-fork 0.1.1 into /workspace/builds/worker-6-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-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate safe-fork 0.1.1 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3b341489b4f69aa29033b89c5addaf5b5daea8cf9bc2f492346c4264e3ca7a9c
[INFO] running `Command { std: "docker" "start" "-a" "3b341489b4f69aa29033b89c5addaf5b5daea8cf9bc2f492346c4264e3ca7a9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b341489b4f69aa29033b89c5addaf5b5daea8cf9bc2f492346c4264e3ca7a9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b341489b4f69aa29033b89c5addaf5b5daea8cf9bc2f492346c4264e3ca7a9c", kill_on_drop: false }`
[INFO] [stdout] 3b341489b4f69aa29033b89c5addaf5b5daea8cf9bc2f492346c4264e3ca7a9c
[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" "-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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5f3cc8ab041be246dab6665d2c52a65554b223c2abe21fe9053a3f1f3b915f50
[INFO] running `Command { std: "docker" "start" "-a" "5f3cc8ab041be246dab6665d2c52a65554b223c2abe21fe9053a3f1f3b915f50", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling safe-fork v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.89s
[INFO] running `Command { std: "docker" "inspect" "5f3cc8ab041be246dab6665d2c52a65554b223c2abe21fe9053a3f1f3b915f50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f3cc8ab041be246dab6665d2c52a65554b223c2abe21fe9053a3f1f3b915f50", kill_on_drop: false }`
[INFO] [stdout] 5f3cc8ab041be246dab6665d2c52a65554b223c2abe21fe9053a3f1f3b915f50
[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" "-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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2939d21f6b24cec86f73b69946d3c80e14ff96b0779eb046701891296bf50c55
[INFO] running `Command { std: "docker" "start" "-a" "2939d21f6b24cec86f73b69946d3c80e14ff96b0779eb046701891296bf50c55", 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 0.42s
[INFO] running `Command { std: "docker" "inspect" "2939d21f6b24cec86f73b69946d3c80e14ff96b0779eb046701891296bf50c55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2939d21f6b24cec86f73b69946d3c80e14ff96b0779eb046701891296bf50c55", kill_on_drop: false }`
[INFO] [stdout] 2939d21f6b24cec86f73b69946d3c80e14ff96b0779eb046701891296bf50c55
[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" "-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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 57582efe6ee87800a780709b5db7e01bb574acee329bcb6eb2b6e89a56e12c79
[INFO] running `Command { std: "docker" "start" "-a" "57582efe6ee87800a780709b5db7e01bb574acee329bcb6eb2b6e89a56e12c79", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/safe_fork-64785db8e94290c2)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running tests/multi_threaded.rs (/opt/rustwide/target/debug/deps/multi_threaded-3a57bef22b898b24)
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] thread 'main' (25) panicked at tests/multi_threaded.rs:2:44:
[INFO] [stdout] 
[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:     0x5dd6cd8a6982 - std::backtrace_rs::backtrace::libunwind::trace::h0fb8082ca5562a61
[INFO] [stderr]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]    1:     0x5dd6cd8a6982 - std::backtrace_rs::backtrace::trace_unsynchronized::hfaa258994374a3cd
[INFO] [stderr]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]    2:     0x5dd6cd8a6982 - std::sys::backtrace::_print_fmt::h11496fe34963a885
[INFO] [stderr]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]    3:     0x5dd6cd8a6982 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hff1a9408d012ee89
[INFO] [stderr]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]    4:     0x5dd6cd8c30cf - core::fmt::rt::Argument::fmt::hf11195b61445f5d1
[INFO] [stderr]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]    5:     0x5dd6cd8c30cf - core::fmt::write::h2f1fc679f228cc52
[INFO] [stderr]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/fmt/mod.rs:1468:25
[INFO] [stderr]    6:     0x5dd6cd898693 - std::io::default_write_fmt::hdd5e6d67566e664d
[INFO] [stderr]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/io/mod.rs:639:11
[INFO] [stderr]    7:     0x5dd6cd898693 - std::io::Write::write_fmt::haa2231cbd9aebf95
[INFO] [stderr]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]    8:     0x5dd6cd8a67d2 - std::sys::backtrace::BacktraceLock::print::h28bfdbcac6d3828b
[INFO] [stderr]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]    9:     0x5dd6cd89674c - std::panicking::default_hook::{{closure}}::h1f968e3a24b0e3b4
[INFO] [stderr]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:301:27
[INFO] [stderr]   10:     0x5dd6cd896593 - std::panicking::default_hook::h43da101644971931
[INFO] [stderr]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:328:9
[INFO] [stderr]   11:     0x5dd6cd896c8a - std::panicking::panic_with_hook::hb4e916c3e65eccec
[INFO] [stderr]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:834:13
[INFO] [stderr]   12:     0x5dd6cd8a635a - std::panicking::panic_handler::{{closure}}::hbff715d0475cf1bd
[INFO] [stderr]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:707:13
[INFO] [stderr]   13:     0x5dd6cd8a62b9 - std::sys::backtrace::__rust_end_short_backtrace::hd6f43484e45a4955
[INFO] [stderr]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]   14:     0x5dd6cd89707d - __rustc[b29d3319de9a3146]::rust_begin_unwind
[INFO] [stderr]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:698:5
[INFO] [stderr]   15:     0x5dd6cd8c51d0 - core::panicking::panic_fmt::h5f8d281875be5ff1
[INFO] [stderr]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/panicking.rs:75:14
[INFO] [stderr]   16:     0x5dd6cd8c5786 - core::result::unwrap_failed::hbb243a6a8b53218d
[INFO] [stderr]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/result.rs:1852:5
[INFO] [stderr]   17:     0x5dd6cd88467f - core::result::Result<T,E>::unwrap::ha0ba98dbd53471b6
[INFO] [stderr]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/result.rs:1223:23
[INFO] [stderr]   18:     0x5dd6cd88467f - multi_threaded::main::h9f1b152695874631
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/multi_threaded.rs:2:44
[INFO] [stderr]   19:     0x5dd6cd8847eb - core::ops::function::FnOnce::call_once::h6213b0e725e106af
[INFO] [stderr]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/ops/function.rs:253:5
[INFO] [stderr]   20:     0x5dd6cd88481e - std::sys::backtrace::__rust_begin_short_backtrace::h7d3c151e8b454843
[INFO] [stderr]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:158:18
[INFO] [stderr]   21:     0x5dd6cd884781 - std::rt::lang_start::{{closure}}::h79038bc8d0619a1b
[INFO] [stderr]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/rt.rs:206:18
[INFO] [stderr]   22:     0x5dd6cd8a6f50 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h32dc2b2f49a48277
[INFO] [stderr]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/ops/function.rs:290:21
[INFO] [stderr]   23:     0x5dd6cd8a6f50 - std::panicking::catch_unwind::do_call::h3353546a38525559
[INFO] [stderr]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:590:40
[INFO] [stderr]   24:     0x5dd6cd8a6f50 - std::panicking::catch_unwind::h57fb70202d1ae368
[INFO] [stderr]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:553:19
[INFO] [stderr]   25:     0x5dd6cd8a6f50 - std::panic::catch_unwind::h4b724a52bb5803b4
[INFO] [stderr]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panic.rs:359:14
[INFO] [stderr]   26:     0x5dd6cd8a6f50 - std::rt::lang_start_internal::{{closure}}::h3724b3072c80532a
[INFO] [stderr]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/rt.rs:175:24
[INFO] [stderr]   27:     0x5dd6cd8a6f50 - std::panicking::catch_unwind::do_call::h4f6e90f858bd1c3f
[INFO] [stderr]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:590:40
[INFO] [stderr]   28:     0x5dd6cd8a6f50 - std::panicking::catch_unwind::h81c085c0d350991c
[INFO] [stderr]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:553:19
[INFO] [stderr]   29:     0x5dd6cd8a6f50 - std::panic::catch_unwind::h289049af1176d82a
[INFO] [stderr]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panic.rs:359:14
[INFO] [stderr]   30:     0x5dd6cd8a6f50 - std::rt::lang_start_internal::h3c37ebeb799b11e1
[INFO] [stderr]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/rt.rs:171:5
[INFO] [stderr]   31:     0x5dd6cd884767 - std::rt::lang_start::h5b2f99222eee18b7
[INFO] [stderr]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/rt.rs:205:5
[INFO] [stderr]   32:     0x5dd6cd884bee - main
[INFO] [stderr]   33:     0x744ab56591ca - <unknown>
[INFO] [stderr]   34:     0x744ab565928b - __libc_start_main
[INFO] [stderr]   35:     0x5dd6cd884355 - _start
[INFO] [stderr]   36:                0x0 - <unknown>
[INFO] [stderr] error: test failed, to rerun pass `--test multi_threaded`
[INFO] running `Command { std: "docker" "inspect" "57582efe6ee87800a780709b5db7e01bb574acee329bcb6eb2b6e89a56e12c79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57582efe6ee87800a780709b5db7e01bb574acee329bcb6eb2b6e89a56e12c79", kill_on_drop: false }`
[INFO] [stdout] 57582efe6ee87800a780709b5db7e01bb574acee329bcb6eb2b6e89a56e12c79