[INFO] fetching crate fortytwo 42.0.0... [INFO] testing fortytwo-42.0.0 against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296 [INFO] extracting crate fortytwo 42.0.0 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate fortytwo 42.0.0 on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", 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-0/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" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 828e8261d8fb92306d59c220789f6c391b0b541eae17ce85ff12f3a62737e773 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "828e8261d8fb92306d59c220789f6c391b0b541eae17ce85ff12f3a62737e773", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "828e8261d8fb92306d59c220789f6c391b0b541eae17ce85ff12f3a62737e773", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "828e8261d8fb92306d59c220789f6c391b0b541eae17ce85ff12f3a62737e773", kill_on_drop: false }` [INFO] [stdout] 828e8261d8fb92306d59c220789f6c391b0b541eae17ce85ff12f3a62737e773 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bf073513a737e80a55dfd96a5971dcde2aabd4ac679aa8e878f4bcef23f5c7d1 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "bf073513a737e80a55dfd96a5971dcde2aabd4ac679aa8e878f4bcef23f5c7d1", 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-e3c99b23780c5c60/build-script-build` (exit code: 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: 0x555c20a41a40 - std::backtrace_rs::backtrace::libunwind::trace::h95fc93571932622e [INFO] [stderr] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x555c20a41a40 - std::backtrace_rs::backtrace::trace_unsynchronized::h4d0b90afc33151fd [INFO] [stderr] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x555c20a41a40 - std::sys_common::backtrace::_print_fmt::h93d302d001a3bf01 [INFO] [stderr] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x555c20a41a40 - ::fmt::h7881e3a580134f9a [INFO] [stderr] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x555c20a5fc2c - core::fmt::write::h1857a60b204f1b6a [INFO] [stderr] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/core/src/fmt/mod.rs:1078:17 [INFO] [stderr] 5: 0x555c20a3ee92 - std::io::Write::write_fmt::h24485de26f355188 [INFO] [stderr] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/io/mod.rs:1519:15 [INFO] [stderr] 6: 0x555c20a43d05 - std::sys_common::backtrace::_print::h3e3f9fed81bc11e9 [INFO] [stderr] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x555c20a43d05 - std::sys_common::backtrace::print::hd22ac23fed5071c8 [INFO] [stderr] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x555c20a43d05 - std::panicking::default_hook::{{closure}}::h1647bdcf68060e17 [INFO] [stderr] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x555c20a4385a - std::panicking::default_hook::hb08853b392b9404b [INFO] [stderr] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x555c20a444a1 - std::panicking::rust_panic_with_hook::h3624ee29da369ede [INFO] [stderr] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:591:17 [INFO] [stderr] 11: 0x555c20a43fe7 - std::panicking::begin_panic_handler::{{closure}}::hefcfcedcde6bb6d9 [INFO] [stderr] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:497:13 [INFO] [stderr] 12: 0x555c20a41efc - std::sys_common::backtrace::__rust_end_short_backtrace::heb130cec93caa706 [INFO] [stderr] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x555c20a43f49 - rust_begin_unwind [INFO] [stderr] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:493:5 [INFO] [stderr] 14: 0x555c20a43efb - std::panicking::begin_panic_fmt::h37a25c59c4d54517 [INFO] [stderr] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:435:5 [INFO] [stderr] 15: 0x555c20a0bb06 - build_script_build::main::h2844e96e8fe946c8 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:20:9 [INFO] [stderr] 16: 0x555c20a0b22b - core::ops::function::FnOnce::call_once::h6e30ee73001fc22c [INFO] [stderr] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 17: 0x555c20a0bb9e - std::sys_common::backtrace::__rust_begin_short_backtrace::ha296228b87b7d5e2 [INFO] [stderr] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 18: 0x555c20a0b391 - std::rt::lang_start::{{closure}}::h8011801a7d8fcd0e [INFO] [stderr] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/rt.rs:66:18 [INFO] [stderr] 19: 0x555c20a448c7 - core::ops::function::impls:: for &F>::call_once::h194d6aa01fb6b594 [INFO] [stderr] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 20: 0x555c20a448c7 - std::panicking::try::do_call::h4ef477456776cccb [INFO] [stderr] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:379:40 [INFO] [stderr] 21: 0x555c20a448c7 - std::panicking::try::h7f2121b6bb3bbca4 [INFO] [stderr] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:343:19 [INFO] [stderr] 22: 0x555c20a448c7 - std::panic::catch_unwind::he974d0ca04309948 [INFO] [stderr] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panic.rs:396:14 [INFO] [stderr] 23: 0x555c20a448c7 - std::rt::lang_start_internal::h36e9e78490120b9f [INFO] [stderr] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/rt.rs:51:25 [INFO] [stderr] 24: 0x555c20a0b367 - std::rt::lang_start::h76bcc730045fab87 [INFO] [stderr] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/rt.rs:65:5 [INFO] [stderr] 25: 0x555c20a0bb8a - main [INFO] [stderr] 26: 0x7f2a814120b3 - __libc_start_main [INFO] [stderr] 27: 0x555c20a0b0ae - _start [INFO] [stderr] 28: 0x0 - [INFO] running `Command { std: "docker" "inspect" "bf073513a737e80a55dfd96a5971dcde2aabd4ac679aa8e878f4bcef23f5c7d1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bf073513a737e80a55dfd96a5971dcde2aabd4ac679aa8e878f4bcef23f5c7d1", kill_on_drop: false }` [INFO] [stdout] bf073513a737e80a55dfd96a5971dcde2aabd4ac679aa8e878f4bcef23f5c7d1