[INFO] fetching crate fortytwo 42.0.0... [INFO] testing fortytwo-42.0.0 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145330-1 [INFO] extracting crate fortytwo 42.0.0 into /workspace/builds/worker-3-tc1/source [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-3-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate fortytwo 42.0.0 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] crate crates.io crate fortytwo 42.0.0 already has a lockfile, it will not be regenerated [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-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 36dddd67c746de347678f29d9a85dcca3f809796bf3b40fcec1460f43382dab2 [INFO] running `Command { std: "docker" "start" "-a" "36dddd67c746de347678f29d9a85dcca3f809796bf3b40fcec1460f43382dab2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "36dddd67c746de347678f29d9a85dcca3f809796bf3b40fcec1460f43382dab2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "36dddd67c746de347678f29d9a85dcca3f809796bf3b40fcec1460f43382dab2", kill_on_drop: false }` [INFO] [stdout] 36dddd67c746de347678f29d9a85dcca3f809796bf3b40fcec1460f43382dab2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 7f699ce6d1e93a072aed8bb54c0bff69436e403ea079d91d5fd8a6bfe83d5cfb [INFO] running `Command { std: "docker" "start" "-a" "7f699ce6d1e93a072aed8bb54c0bff69436e403ea079d91d5fd8a6bfe83d5cfb", kill_on_drop: false }` [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [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] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation. [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/fortytwo-ce81d5a2a126c0a7/build-script-build` (exit status: 101) [INFO] [stderr] --- stderr [INFO] [stderr] [INFO] [stderr] thread 'main' (81) panicked at build.rs:20:9: [INFO] [stderr] [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] [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x6513ba8a9e52 - 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: 0x6513ba8a9e52 - 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: 0x6513ba8a9e52 - std::sys::backtrace::_print_fmt::h11496fe34963a885 [INFO] [stderr] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:66:9 [INFO] [stderr] 3: 0x6513ba8a9e52 - ::fmt::hff1a9408d012ee89 [INFO] [stderr] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:39:26 [INFO] [stderr] 4: 0x6513ba8c8f7f - core::fmt::rt::Argument::fmt::hf11195b61445f5d1 [INFO] [stderr] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/fmt/rt.rs:173:76 [INFO] [stderr] 5: 0x6513ba8c8f7f - core::fmt::write::h2f1fc679f228cc52 [INFO] [stderr] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/fmt/mod.rs:1468:25 [INFO] [stderr] 6: 0x6513ba89b5f3 - std::io::default_write_fmt::hdd5e6d67566e664d [INFO] [stderr] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/io/mod.rs:639:11 [INFO] [stderr] 7: 0x6513ba89b5f3 - std::io::Write::write_fmt::haa2231cbd9aebf95 [INFO] [stderr] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/io/mod.rs:1954:13 [INFO] [stderr] 8: 0x6513ba8a9ca2 - std::sys::backtrace::BacktraceLock::print::h28bfdbcac6d3828b [INFO] [stderr] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:42:9 [INFO] [stderr] 9: 0x6513ba898b7c - std::panicking::default_hook::{{closure}}::h1f968e3a24b0e3b4 [INFO] [stderr] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:301:27 [INFO] [stderr] 10: 0x6513ba8989c3 - std::panicking::default_hook::h43da101644971931 [INFO] [stderr] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:328:9 [INFO] [stderr] 11: 0x6513ba8990ba - std::panicking::panic_with_hook::hb4e916c3e65eccec [INFO] [stderr] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:834:13 [INFO] [stderr] 12: 0x6513ba8a982a - std::panicking::panic_handler::{{closure}}::hbff715d0475cf1bd [INFO] [stderr] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:707:13 [INFO] [stderr] 13: 0x6513ba8a9789 - std::sys::backtrace::__rust_end_short_backtrace::hd6f43484e45a4955 [INFO] [stderr] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:174:18 [INFO] [stderr] 14: 0x6513ba8994ad - __rustc[b29d3319de9a3146]::rust_begin_unwind [INFO] [stderr] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:698:5 [INFO] [stderr] 15: 0x6513ba8cb2e0 - core::panicking::panic_fmt::h5f8d281875be5ff1 [INFO] [stderr] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/panicking.rs:75:14 [INFO] [stderr] 16: 0x6513ba8730fa - build_script_build::main::h0a912e75338accaf [INFO] [stderr] 17: 0x6513ba8721d3 - core::ops::function::FnOnce::call_once::h1c99026062f17f75 [INFO] [stderr] 18: 0x6513ba8722a6 - std::sys::backtrace::__rust_begin_short_backtrace::h4849799c379899c6 [INFO] [stderr] 19: 0x6513ba872c49 - std::rt::lang_start::{{closure}}::h1e8cf42d86455c0c [INFO] [stderr] 20: 0x6513ba8aa420 - core::ops::function::impls:: for &F>::call_once::h32dc2b2f49a48277 [INFO] [stderr] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/ops/function.rs:290:21 [INFO] [stderr] 21: 0x6513ba8aa420 - std::panicking::catch_unwind::do_call::h3353546a38525559 [INFO] [stderr] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:590:40 [INFO] [stderr] 22: 0x6513ba8aa420 - std::panicking::catch_unwind::h57fb70202d1ae368 [INFO] [stderr] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:553:19 [INFO] [stderr] 23: 0x6513ba8aa420 - std::panic::catch_unwind::h4b724a52bb5803b4 [INFO] [stderr] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panic.rs:359:14 [INFO] [stderr] 24: 0x6513ba8aa420 - std::rt::lang_start_internal::{{closure}}::h3724b3072c80532a [INFO] [stderr] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/rt.rs:175:24 [INFO] [stderr] 25: 0x6513ba8aa420 - std::panicking::catch_unwind::do_call::h4f6e90f858bd1c3f [INFO] [stderr] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:590:40 [INFO] [stderr] 26: 0x6513ba8aa420 - std::panicking::catch_unwind::h81c085c0d350991c [INFO] [stderr] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:553:19 [INFO] [stderr] 27: 0x6513ba8aa420 - std::panic::catch_unwind::h289049af1176d82a [INFO] [stderr] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panic.rs:359:14 [INFO] [stderr] 28: 0x6513ba8aa420 - std::rt::lang_start_internal::h3c37ebeb799b11e1 [INFO] [stderr] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/rt.rs:171:5 [INFO] [stderr] 29: 0x6513ba872c31 - std::rt::lang_start::hdecacf7bdca651ba [INFO] [stderr] 30: 0x6513ba873575 - main [INFO] [stderr] 31: 0x7e69359021ca - [INFO] [stderr] 32: 0x7e693590228b - __libc_start_main [INFO] [stderr] 33: 0x6513ba871f75 - _start [INFO] [stderr] 34: 0x0 - [INFO] running `Command { std: "docker" "inspect" "7f699ce6d1e93a072aed8bb54c0bff69436e403ea079d91d5fd8a6bfe83d5cfb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7f699ce6d1e93a072aed8bb54c0bff69436e403ea079d91d5fd8a6bfe83d5cfb", kill_on_drop: false }` [INFO] [stdout] 7f699ce6d1e93a072aed8bb54c0bff69436e403ea079d91d5fd8a6bfe83d5cfb