[INFO] fetching crate fortytwo 42.0.0... [INFO] testing fortytwo-42.0.0 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031 [INFO] extracting crate fortytwo 42.0.0 into /workspace/builds/worker-72/source [INFO] validating manifest of crates.io crate fortytwo 42.0.0 on toolchain 722e1797249a965b6335aebd65d777f917e498f1 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate fortytwo 42.0.0 [INFO] finished tweaking crates.io crate fortytwo 42.0.0 [INFO] tweaked toml for crates.io crate fortytwo 42.0.0 written to /workspace/builds/worker-72/source/Cargo.toml [INFO] crate crates.io crate fortytwo 42.0.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7e6c62114c0278b640d65228895f020d04f2fcdc60f49d9cd47cb64162e3d41f [INFO] running `Command { std: "docker" "start" "-a" "7e6c62114c0278b640d65228895f020d04f2fcdc60f49d9cd47cb64162e3d41f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7e6c62114c0278b640d65228895f020d04f2fcdc60f49d9cd47cb64162e3d41f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7e6c62114c0278b640d65228895f020d04f2fcdc60f49d9cd47cb64162e3d41f", kill_on_drop: false }` [INFO] [stdout] 7e6c62114c0278b640d65228895f020d04f2fcdc60f49d9cd47cb64162e3d41f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ce0315e9f962d7ce5d22c65d6856674c0582a0078346c8c235ff7a4136bcef70 [INFO] running `Command { std: "docker" "start" "-a" "ce0315e9f962d7ce5d22c65d6856674c0582a0078346c8c235ff7a4136bcef70", kill_on_drop: false }` [INFO] [stderr] Compiling fortytwo v42.0.0 (/opt/rustwide/workdir) [INFO] [stderr] error: failed to run custom build command for `fortytwo v42.0.0 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/fortytwo-626ea059e8c2ad87/build-script-build` (exit status: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at ' [INFO] [stderr] MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM [INFO] [stderr] MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM `MM' VMMMMM [INFO] [stderr] MMMMMV MV MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM VM MMMMMM [INFO] [stderr] MMMMMM M mMMMMMMMMMMMMMMMMMMMV'" "`VMMMMMMMMMMMMMM MMMA `M MM MM [INFO] [stderr] MM VM M MMMMMMMMMMMMMMMV" "VMMMMMMMMM. 'MM M M' .MM [INFO] [stderr] MM. M M MV VMMMMMMMV' "VMMMMMMMMM. " V V .MMM [INFO] [stderr] MMA V M M' ,MMMMMMV' "VMMMMMMMM. .. mMMM [INFO] [stderr] MMMA ` V MMMMMM' `VMMMMMMm "S" mMMMM [INFO] [stderr] MMMM .,., AMMMMV `VMMM""" : .MMMMM [INFO] [stderr] MMMM "B" MMMMMV M" .' .MMMMMM [INFO] [stderr] MMMM : AV" V ` .mm. MMMMMMM [INFO] [stderr] MMMM. `. ..MMMMMm MMMMMMM [INFO] [stderr] MMMMM.. . .mMMV . . VMMMMMMA VMMMMM [INFO] [stderr] MMMMMM AMMMMMM' * <^@^> <==> .* 'MMMMMMm MMMMM [INFO] [stderr] MMMMM' MMMMMMV .I .a@. V'"MMMMA MMMM [INFO] [stderr] MMMMM MMMMMM( a@:. .' @@! . "MMMm MMM [INFO] [stderr] MMMM' MMMV""' !@a :. .';.a@@R , MM [INFO] [stderr] MMMV MV" : :@@@: :. .: a@@@@! ..............mM [INFO] [stderr] MMM' . `@@@@ : `... ..:' : a@@@@@' MMMMMMMMMMMMMMMM [INFO] [stderr] MMM .......... @@@@@a : :'`:`------': : a@@@@@@@ MMMMMMMMMMMMMMMM [INFO] [stderr] MMMMMMMMMMMMMMA `@@@@@@@a : : :: : a@@@@@@@@@' :MMMMMMMMMMMMMMMM [INFO] [stderr] MMMMMMMMMMMMMMM. `@@@@@@@@@@aaA. .;|. .Aaa@@@@@@@@@' .AMMMMMMMMMMMMMMMM [INFO] [stderr] MMMMMMMMMMMMMMMM. `@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@ mMMMMMMMMMMMMMMMMM [INFO] [stderr] MMMMMMMMMMMMMMMMM. @@@@@@@@@@@"oOo.oOOo"@@@@@@@' mMMMMMMMMMMMMMMMMMM [INFO] [stderr] MMMMMMMMMMMMMMMMMMm `@@@@@@@"OOOOOOxOOOOO"@@@V mMMMMMMMMMMMMMMMMMMM [INFO] [stderr] MMMMMMMMMMMMMMMMMMMA. `@@@"OOOOOOOOxOOOOO"@' .AMMMMMMMMMMMMMMMMMMMM [INFO] [stderr] MMMMMMMMMMMMMMMMMMMMMA. ""V@@AOOOOOOxOOOOO. .AMMMMMMMMMMMMMMMMMMMMMM [INFO] [stderr] MMMMMMMMMMMMMMMMMMMMMMMMm. `OOOOOOOxXOOOo.mMMMMMMMMMMMMMMMMMMMMMMMM [INFO] [stderr] MMMMMMMMMMMMMMMMMMMMMMMMMMMAm.. `OOOOOOoxOOOO:MMMMMMMMMMMMMMMMMMMMMMMMM [INFO] [stderr] MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMA`OOOOOOOxOOOO:MMMMMMMMMMMMMMMMMMMMMMMMM [INFO] [stderr] MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMA`OOOOOOxOOOO;MMMMMMMMMMMMMMMMMMMMMMMMM [INFO] [stderr] MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMA`OOOOOOOOO;AMMMMMMMMMMMMMMMMMMMMMMMMM [INFO] [stderr] MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMA`OOOOOO;AMMMMMMMMMMMMMMMMMMMMMMMMMMM [INFO] [stderr] WIZMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMmmmmmmMMMMMMMMMMMMMMMMMMMMMMMMM*MJJ [INFO] [stderr] [INFO] [stderr] [INFO] [stderr] 88888b 888 88b 88 88 d888b 88 [INFO] [stderr] 88 88 88 88 888b 88 88 88 ` 88 [INFO] [stderr] 88888P 88 88 88`8b88 88 88 88 [INFO] [stderr] 88 d8888888b 88 `888 88 88 , `" [INFO] [stderr] 88 88 8b 88 `88 88 T888P 88 [INFO] [stderr] [INFO] [stderr] [INFO] [stderr] It is said that despite its many glaring (and occasionally fatal) inaccuracies, [INFO] [stderr] the Rust Compiler Version 42 has outsold the Encyclopedia Galactica Compiler Collection [INFO] [stderr] because it is slightly cheaper, [INFO] [stderr] and because it has the words 'DON'T PANIC' in large, friendly letters on the cover. [INFO] [stderr] [INFO] [stderr] ', build.rs:20:9 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55c29263a76c - std::backtrace_rs::backtrace::libunwind::trace::h7630ba4cba718aa0 [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5 [INFO] [stderr] 1: 0x55c29263a76c - std::backtrace_rs::backtrace::trace_unsynchronized::he7498e79c157f5ac [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x55c29263a76c - std::sys_common::backtrace::_print_fmt::hdaebadaee17bca49 [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x55c29263a76c - ::fmt::h82b0e3aaf8a96140 [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x55c292657e8c - core::fmt::write::h72801a82c94e6ff1 [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/fmt/mod.rs:1149:17 [INFO] [stderr] 5: 0x55c292637385 - std::io::Write::write_fmt::hc2da38dc44811df8 [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/io/mod.rs:1697:15 [INFO] [stderr] 6: 0x55c29263bd70 - std::sys_common::backtrace::_print::h1c9a1d19c48821c1 [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x55c29263bd70 - std::sys_common::backtrace::print::h7ce8802039fa9d0e [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x55c29263bd70 - std::panicking::default_hook::{{closure}}::hb2a74a8c1499c326 [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:211:50 [INFO] [stderr] 9: 0x55c29263b91b - std::panicking::default_hook::hf4f180b00076f2b2 [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:228:9 [INFO] [stderr] 10: 0x55c29263c424 - std::panicking::rust_panic_with_hook::he85ce8435493b711 [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:606:17 [INFO] [stderr] 11: 0x55c29263bf00 - std::panicking::begin_panic_handler::{{closure}}::h31e15f69e6235bd2 [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:502:13 [INFO] [stderr] 12: 0x55c29263ac24 - std::sys_common::backtrace::__rust_end_short_backtrace::hfce2fadb61aaa3ae [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/sys_common/backtrace.rs:139:18 [INFO] [stderr] 13: 0x55c29263be69 - rust_begin_unwind [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:498:5 [INFO] [stderr] 14: 0x55c2926010d1 - core::panicking::panic_fmt::h7b8580d81fcbbacd [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/panicking.rs:107:14 [INFO] [stderr] 15: 0x55c29260200d - build_script_build::main::hbaf0ac1725eb091e [INFO] [stderr] at /opt/rustwide/workdir/build.rs:20:9 [INFO] [stderr] 16: 0x55c29260207b - core::ops::function::FnOnce::call_once::hd6a2f3704a9b6e7e [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 17: 0x55c2926019ae - std::sys_common::backtrace::__rust_begin_short_backtrace::hb623f6c0df1ac019 [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/sys_common/backtrace.rs:123:18 [INFO] [stderr] 18: 0x55c292601a41 - std::rt::lang_start::{{closure}}::h85b2ed7a8cdcdead [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/rt.rs:145:18 [INFO] [stderr] 19: 0x55c292639fb1 - core::ops::function::impls:: for &F>::call_once::h0e73392810ecd318 [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 20: 0x55c292639fb1 - std::panicking::try::do_call::h12dcb4a4f352a507 [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:406:40 [INFO] [stderr] 21: 0x55c292639fb1 - std::panicking::try::h0d978c76ab4a3863 [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:370:19 [INFO] [stderr] 22: 0x55c292639fb1 - std::panic::catch_unwind::hab40227675186980 [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panic.rs:133:14 [INFO] [stderr] 23: 0x55c292639fb1 - std::rt::lang_start_internal::{{closure}}::hc34786299e7d2cf7 [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/rt.rs:128:48 [INFO] [stderr] 24: 0x55c292639fb1 - std::panicking::try::do_call::h38e7a9128f21d387 [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:406:40 [INFO] [stderr] 25: 0x55c292639fb1 - std::panicking::try::h32d4e72fd8922bce [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:370:19 [INFO] [stderr] 26: 0x55c292639fb1 - std::panic::catch_unwind::h9a345671d889d41f [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panic.rs:133:14 [INFO] [stderr] 27: 0x55c292639fb1 - std::rt::lang_start_internal::h9e691a4f557eb2a3 [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/rt.rs:128:20 [INFO] [stderr] 28: 0x55c292601a10 - std::rt::lang_start::h8076a7d05ea2a531 [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/rt.rs:144:17 [INFO] [stderr] 29: 0x55c29260203c - main [INFO] [stderr] 30: 0x7f4db21a50b3 - __libc_start_main [INFO] [stderr] 31: 0x55c2926017ee - _start [INFO] [stderr] 32: 0x0 - [INFO] running `Command { std: "docker" "inspect" "ce0315e9f962d7ce5d22c65d6856674c0582a0078346c8c235ff7a4136bcef70", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ce0315e9f962d7ce5d22c65d6856674c0582a0078346c8c235ff7a4136bcef70", kill_on_drop: false }` [INFO] [stdout] ce0315e9f962d7ce5d22c65d6856674c0582a0078346c8c235ff7a4136bcef70