[INFO] fetching crate safe-fork 0.1.1...
[INFO] testing safe-fork-0.1.1 against master#caccb4d0368bd918ef6668af8e13834d07040417 for pr-146098-1
[INFO] extracting crate safe-fork 0.1.1 into /workspace/builds/worker-7-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-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate safe-fork 0.1.1 on toolchain caccb4d0368bd918ef6668af8e13834d07040417
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "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" "+caccb4d0368bd918ef6668af8e13834d07040417" "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" "+caccb4d0368bd918ef6668af8e13834d07040417" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7230e38c886c487a85fd140ebb81d6f622f056125ac3ce6d4db671afd9d90d58
[INFO] running `Command { std: "docker" "start" "-a" "7230e38c886c487a85fd140ebb81d6f622f056125ac3ce6d4db671afd9d90d58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7230e38c886c487a85fd140ebb81d6f622f056125ac3ce6d4db671afd9d90d58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7230e38c886c487a85fd140ebb81d6f622f056125ac3ce6d4db671afd9d90d58", kill_on_drop: false }`
[INFO] [stdout] 7230e38c886c487a85fd140ebb81d6f622f056125ac3ce6d4db671afd9d90d58
[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=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" "+caccb4d0368bd918ef6668af8e13834d07040417" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e07321120a43f650f2fc4c8b990f40421131e611bdcebcb0c20dfe4c06ca281c
[INFO] running `Command { std: "docker" "start" "-a" "e07321120a43f650f2fc4c8b990f40421131e611bdcebcb0c20dfe4c06ca281c", 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 0.27s
[INFO] running `Command { std: "docker" "inspect" "e07321120a43f650f2fc4c8b990f40421131e611bdcebcb0c20dfe4c06ca281c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e07321120a43f650f2fc4c8b990f40421131e611bdcebcb0c20dfe4c06ca281c", kill_on_drop: false }`
[INFO] [stdout] e07321120a43f650f2fc4c8b990f40421131e611bdcebcb0c20dfe4c06ca281c
[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=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" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d54a59c5b6618dbfc6226afcc3d642478a7b52cd89d5d2a8a2eda2c298aee374
[INFO] running `Command { std: "docker" "start" "-a" "d54a59c5b6618dbfc6226afcc3d642478a7b52cd89d5d2a8a2eda2c298aee374", 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 0.39s
[INFO] running `Command { std: "docker" "inspect" "d54a59c5b6618dbfc6226afcc3d642478a7b52cd89d5d2a8a2eda2c298aee374", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d54a59c5b6618dbfc6226afcc3d642478a7b52cd89d5d2a8a2eda2c298aee374", kill_on_drop: false }`
[INFO] [stdout] d54a59c5b6618dbfc6226afcc3d642478a7b52cd89d5d2a8a2eda2c298aee374
[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=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" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4ba963e8a150034bddb57147249ef9f484f6035cc0b77cb583c758f109bcdf14
[INFO] running `Command { std: "docker" "start" "-a" "4ba963e8a150034bddb57147249ef9f484f6035cc0b77cb583c758f109bcdf14", 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-64785db8e94290c2)
[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-3a57bef22b898b24)
[INFO] [stderr] 
[INFO] [stderr] thread 'main' (25) 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:     0x58d27fefd5d2 - std::backtrace_rs::backtrace::libunwind::trace::h76861be37b31432e
[INFO] [stderr]                                at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]    1:     0x58d27fefd5d2 - std::backtrace_rs::backtrace::trace_unsynchronized::h58d4003082192c17
[INFO] [stderr]                                at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]    2:     0x58d27fefd5d2 - std::sys::backtrace::_print_fmt::hfe5857a399620d2a
[INFO] [stderr]                                at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]    3:     0x58d27fefd5d2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h52160e9da139e442
[INFO] [stderr]                                at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]    4:     0x58d27ff0c2df - core::fmt::rt::Argument::fmt::h66fe6fef9ecca14a
[INFO] [stderr]                                at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]    5:     0x58d27ff0c2df - core::fmt::write::hf09a056a304e021a
[INFO] [stderr]                                at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/core/src/fmt/mod.rs:1468:25
[INFO] [stderr]    6:     0x58d27fedb5c1 - std::io::default_write_fmt::h7567c5950fb0173c
[INFO] [stderr]                                at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/io/mod.rs:639:11
[INFO] [stderr]    7:     0x58d27fedb5c1 - std::io::Write::write_fmt::h361c7127187cda65
[INFO] [stderr]                                at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]    8:     0x58d27fee0a12 - std::sys::backtrace::BacktraceLock::print::h15104dbcf0fd1f14
[INFO] [stderr]                                at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]    9:     0x58d27fee228c - std::panicking::default_hook::{{closure}}::h0fa6cd8dbe0dd76b
[INFO] [stderr]                                at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/panicking.rs:301:27
[INFO] [stderr]   10:     0x58d27fee20e6 - std::panicking::default_hook::h8d20506cf72e4831
[INFO] [stderr]                                at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/panicking.rs:328:9
[INFO] [stderr]   11:     0x58d27fee2915 - std::panicking::panic_with_hook::h746880a052e02c85
[INFO] [stderr]                                at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/panicking.rs:834:13
[INFO] [stderr]   12:     0x58d27fee27aa - std::panicking::panic_handler::{{closure}}::h14b95830f89d14b3
[INFO] [stderr]                                at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/panicking.rs:707:13
[INFO] [stderr]   13:     0x58d27fee0b49 - std::sys::backtrace::__rust_end_short_backtrace::h7ddaac0e9609a83d
[INFO] [stderr]                                at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]   14:     0x58d27fed012d - __rustc[76f7e7187978e2f8]::rust_begin_unwind
[INFO] [stderr]                                at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/panicking.rs:698:5
[INFO] [stderr]   15:     0x58d27ff0f5a0 - core::panicking::panic_fmt::heb245a301f4395db
[INFO] [stderr]                                at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/core/src/panicking.rs:78:14
[INFO] [stderr]   16:     0x58d27ff0ee06 - core::result::unwrap_failed::h91bd1e1731f928fc
[INFO] [stderr]                                at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/core/src/result.rs:1855:5
[INFO] [stderr]   17:     0x58d27fece76f - core::result::Result<T,E>::unwrap::ha08e9763b0edd369
[INFO] [stderr]                                at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/core/src/result.rs:1226:23
[INFO] [stderr]   18:     0x58d27fece76f - multi_threaded::main::he4d246ce2f98c61b
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/multi_threaded.rs:2:44
[INFO] [stderr]   19:     0x58d27fece9bb - core::ops::function::FnOnce::call_once::hffc7eb5ebc452f2b
[INFO] [stderr]                                at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   20:     0x58d27fece8de - std::sys::backtrace::__rust_begin_short_backtrace::hcfe509e1eca34d7e
[INFO] [stderr]                                at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/sys/backtrace.rs:158:18
[INFO] [stderr]   21:     0x58d27fece8b1 - std::rt::lang_start::{{closure}}::h1749ba0369fcdffe
[INFO] [stderr]                                at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/rt.rs:206:18
[INFO] [stderr]   22:     0x58d27fedc9c0 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h92f7271baace0227
[INFO] [stderr]                                at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/core/src/ops/function.rs:287:21
[INFO] [stderr]   23:     0x58d27fedc9c0 - std::panicking::catch_unwind::do_call::hab80bc7615f9a56f
[INFO] [stderr]                                at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/panicking.rs:590:40
[INFO] [stderr]   24:     0x58d27fedc9c0 - std::panicking::catch_unwind::h44920ff533ed11dd
[INFO] [stderr]                                at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/panicking.rs:553:19
[INFO] [stderr]   25:     0x58d27fedc9c0 - std::panic::catch_unwind::hbc4760794652046f
[INFO] [stderr]                                at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/panic.rs:359:14
[INFO] [stderr]   26:     0x58d27fedc9c0 - std::rt::lang_start_internal::{{closure}}::h017b9ee7d9dfccf2
[INFO] [stderr]                                at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/rt.rs:175:24
[INFO] [stderr]   27:     0x58d27fedc9c0 - std::panicking::catch_unwind::do_call::h5c448dae61c3a22b
[INFO] [stderr]                                at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/panicking.rs:590:40
[INFO] [stderr]   28:     0x58d27fedc9c0 - std::panicking::catch_unwind::ha3a2750d16137715
[INFO] [stderr]                                at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/panicking.rs:553:19
[INFO] [stderr]   29:     0x58d27fedc9c0 - std::panic::catch_unwind::ha56344eb931bca1a
[INFO] [stderr]                                at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/panic.rs:359:14
[INFO] [stderr]   30:     0x58d27fedc9c0 - std::rt::lang_start_internal::h4e6c18fadc4e7470
[INFO] [stderr]                                at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/rt.rs:171:5
[INFO] [stderr]   31:     0x58d27fece897 - std::rt::lang_start::h4251bcf8e3b85103
[INFO] [stderr]                                at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/rt.rs:205:5
[INFO] [stderr]   32:     0x58d27feceeee - main
[INFO] [stderr]   33:     0x75c68f4ae1ca - <unknown>
[INFO] [stderr]   34:     0x75c68f4ae28b - __libc_start_main
[INFO] [stderr]   35:     0x58d27fece655 - _start
[INFO] [stderr]   36:                0x0 - <unknown>
[INFO] [stderr] error: test failed, to rerun pass `--test multi_threaded`
[INFO] running `Command { std: "docker" "inspect" "4ba963e8a150034bddb57147249ef9f484f6035cc0b77cb583c758f109bcdf14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ba963e8a150034bddb57147249ef9f484f6035cc0b77cb583c758f109bcdf14", kill_on_drop: false }`
[INFO] [stdout] 4ba963e8a150034bddb57147249ef9f484f6035cc0b77cb583c758f109bcdf14