[INFO] fetching crate msgpck 0.2.8...
[INFO] testing msgpck-0.2.8 against master#1871252fc8bb672d40787e67404e6eaae7059369 for pr-125151
[INFO] extracting crate msgpck 0.2.8 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate msgpck 0.2.8 on toolchain 1871252fc8bb672d40787e67404e6eaae7059369
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate msgpck 0.2.8
[INFO] finished tweaking crates.io crate msgpck 0.2.8
[INFO] tweaked toml for crates.io crate msgpck 0.2.8 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 26 packages to latest compatible versions
[INFO] [stderr]       Adding hash32 v0.2.1 (latest: v0.3.1)
[INFO] [stderr]       Adding heapless v0.7.17 (latest: v0.8.0)
[INFO] [stderr]       Adding heck v0.4.1 (latest: v0.5.0)
[INFO] [stderr]       Adding strum v0.25.0 (latest: v0.26.2)
[INFO] [stderr]       Adding strum_macros v0.25.3 (latest: v0.26.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded msgpck_derive v0.2.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 024b4fea06dbbe04ad7780facd7527453c13d4958eb55b5a38a65660efdc9b40
[INFO] running `Command { std: "docker" "start" "-a" "024b4fea06dbbe04ad7780facd7527453c13d4958eb55b5a38a65660efdc9b40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "024b4fea06dbbe04ad7780facd7527453c13d4958eb55b5a38a65660efdc9b40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "024b4fea06dbbe04ad7780facd7527453c13d4958eb55b5a38a65660efdc9b40", kill_on_drop: false }`
[INFO] [stdout] 024b4fea06dbbe04ad7780facd7527453c13d4958eb55b5a38a65660efdc9b40
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 62a6e3038e109895d641db11f7876d546cafcec4b370a2e113f83bc6aa6acfa9
[INFO] running `Command { std: "docker" "start" "-a" "62a6e3038e109895d641db11f7876d546cafcec4b370a2e113f83bc6aa6acfa9", kill_on_drop: false }`
[INFO] [stderr]    Compiling strum v0.25.0
[INFO] [stderr]    Compiling msgpck_derive v0.2.8
[INFO] [stderr]    Compiling msgpck v0.2.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.53s
[INFO] running `Command { std: "docker" "inspect" "62a6e3038e109895d641db11f7876d546cafcec4b370a2e113f83bc6aa6acfa9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62a6e3038e109895d641db11f7876d546cafcec4b370a2e113f83bc6aa6acfa9", kill_on_drop: false }`
[INFO] [stdout] 62a6e3038e109895d641db11f7876d546cafcec4b370a2e113f83bc6aa6acfa9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6795d6f9a61397680cb5a63230f409010181fde9bc71a2d6dcf6905caa26b4ab
[INFO] running `Command { std: "docker" "start" "-a" "6795d6f9a61397680cb5a63230f409010181fde9bc71a2d6dcf6905caa26b4ab", kill_on_drop: false }`
[INFO] [stderr]    Compiling msgpck v0.2.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "6795d6f9a61397680cb5a63230f409010181fde9bc71a2d6dcf6905caa26b4ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6795d6f9a61397680cb5a63230f409010181fde9bc71a2d6dcf6905caa26b4ab", kill_on_drop: false }`
[INFO] [stdout] 6795d6f9a61397680cb5a63230f409010181fde9bc71a2d6dcf6905caa26b4ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e4a4dbeb09b7e0229e68d9e29f731b7a0116b62e1121c31191cf549c82954f96
[INFO] running `Command { std: "docker" "start" "-a" "e4a4dbeb09b7e0229e68d9e29f731b7a0116b62e1121c31191cf549c82954f96", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/msgpck-f0a90a0b9bbec3ad)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests msgpck
[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] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - MsgUnpack::unpack (line 92) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 12) ... ok
[INFO] [stdout] test src/lib.rs - MsgPack::pack (line 58) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - MsgUnpack::unpack (line 92) stdout ----
[INFO] [stdout] error[E0599]: no function or associated item named `unpack` found for struct `Vec<_, _>` in the current scope
[INFO] [stdout]  --> src/lib.rs:96:29
[INFO] [stdout]   |
[INFO] [stdout] 7 | let decoded: Vec<u8> = Vec::unpack(&mut &encoded[..]).unwrap();
[INFO] [stdout]   |                             ^^^^^^ function or associated item not found in `Vec<_, _>`
[INFO] [stdout]   |
[INFO] [stdout] note: if you're trying to build a new `Vec<_, _>` consider using one of the following associated functions:
[INFO] [stdout]       Vec::<T>::new
[INFO] [stdout]       Vec::<T>::with_capacity
[INFO] [stdout]       Vec::<T>::try_with_capacity
[INFO] [stdout]       Vec::<T>::from_raw_parts
[INFO] [stdout]       and 6 others
[INFO] [stdout]  --> /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/vec/mod.rs:422:5
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - MsgPack::pack (line 58) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stdout:
[INFO] [stdout] [c4, 3, dd, ee, 3]
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] thread 'main' panicked at src/lib.rs:11:1:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: [196, 3, 221, 238, 3]
[INFO] [stdout]  right: [147, 204, 221, 204, 238, 3]
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x558a7918cf75 - std::backtrace_rs::backtrace::libunwind::trace::h59d96bdb08384354
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/../../backtrace/src/backtrace/libunwind.rs:105:5
[INFO] [stdout]    1:     0x558a7918cf75 - std::backtrace_rs::backtrace::trace_unsynchronized::h9cf5becacfc93fba
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x558a7918cf75 - std::sys_common::backtrace::_print_fmt::h10b76d10405dbd48
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x558a7918cf75 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h6ed9e62a156d84e4
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x558a791aa02b - core::fmt::rt::Argument::fmt::h645c680983f03c9f
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/fmt/rt.rs:165:63
[INFO] [stdout]    5:     0x558a791aa02b - core::fmt::write::h8bcd80919a02be29
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/fmt/mod.rs:1169:21
[INFO] [stdout]    6:     0x558a7918b1af - std::io::Write::write_fmt::hed769ca6c29434ec
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/io/mod.rs:1835:15
[INFO] [stdout]    7:     0x558a7918cd4e - std::sys_common::backtrace::_print::h6306f131a28d62b0
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x558a7918cd4e - std::sys_common::backtrace::print::h7079288e0a26dfcc
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x558a7918e0b9 - std::panicking::default_hook::{{closure}}::hb063ecec81a736ba
[INFO] [stdout]   10:     0x558a7918ddfd - std::panicking::default_hook::hd56ee406bf547b5c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:298:9
[INFO] [stdout]   11:     0x558a7918e553 - std::panicking::rust_panic_with_hook::h624aa3ca42ebb8f2
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:795:13
[INFO] [stdout]   12:     0x558a7918e434 - std::panicking::begin_panic_handler::{{closure}}::hbc4e76194a5e287c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:664:13
[INFO] [stdout]   13:     0x558a7918d439 - std::sys_common::backtrace::__rust_end_short_backtrace::h847fedc9d1ff7b6d
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   14:     0x558a7918e167 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:652:5
[INFO] [stdout]   15:     0x558a7916fe33 - core::panicking::panic_fmt::hec11a924b87ce965
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panicking.rs:72:14
[INFO] [stdout]   16:     0x558a791700fe - core::panicking::assert_failed_inner::h01c8f7f0c1caba58
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panicking.rs:408:17
[INFO] [stdout]   17:     0x558a7917130e - core::panicking::assert_failed::ha62d365dc3a1d9d6
[INFO] [stdout]   18:     0x558a79172b1f - rust_out::main::_doctest_main_src_lib_rs_58_0::h1fed8f8e7b793c41
[INFO] [stdout]   19:     0x558a791727b6 - rust_out::main::h696a342f0ae7cd72
[INFO] [stdout]   20:     0x558a79170d53 - core::ops::function::FnOnce::call_once::hacff659aa20c7b40
[INFO] [stdout]   21:     0x558a79170606 - std::sys_common::backtrace::__rust_begin_short_backtrace::hcc6b8bea3112e884
[INFO] [stdout]   22:     0x558a79170659 - std::rt::lang_start::{{closure}}::h4db0ca8543e29a47
[INFO] [stdout]   23:     0x558a79188bfd - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h239f0051f1e18680
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ops/function.rs:284:13
[INFO] [stdout]   24:     0x558a79188bfd - std::panicking::try::do_call::hf7072797cbfea7fa
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:559:40
[INFO] [stdout]   25:     0x558a79188bfd - std::panicking::try::h3a37e38691a5244b
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:523:19
[INFO] [stdout]   26:     0x558a79188bfd - std::panic::catch_unwind::hc7cc1460e4236209
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panic.rs:149:14
[INFO] [stdout]   27:     0x558a79188bfd - std::rt::lang_start_internal::{{closure}}::hce632608b277cffc
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/rt.rs:141:48
[INFO] [stdout]   28:     0x558a79188bfd - std::panicking::try::do_call::hafc0f13e6abd9d79
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:559:40
[INFO] [stdout]   29:     0x558a79188bfd - std::panicking::try::h67b8f1800ef15799
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:523:19
[INFO] [stdout]   30:     0x558a79188bfd - std::panic::catch_unwind::he5b260dc522c68be
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panic.rs:149:14
[INFO] [stdout]   31:     0x558a79188bfd - std::rt::lang_start_internal::hf119eb75d1ffe221
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/rt.rs:141:20
[INFO] [stdout]   32:     0x558a79170637 - std::rt::lang_start::ha9360cc92730957e
[INFO] [stdout]   33:     0x558a79172b85 - main
[INFO] [stdout]   34:     0x7fee237c9d90 - <unknown>
[INFO] [stdout]   35:     0x7fee237c9e40 - __libc_start_main
[INFO] [stdout]   36:     0x558a79170425 - _start
[INFO] [stdout]   37:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - MsgPack::pack (line 58)
[INFO] [stdout]     src/lib.rs - MsgUnpack::unpack (line 92)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.36s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "e4a4dbeb09b7e0229e68d9e29f731b7a0116b62e1121c31191cf549c82954f96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4a4dbeb09b7e0229e68d9e29f731b7a0116b62e1121c31191cf549c82954f96", kill_on_drop: false }`
[INFO] [stdout] e4a4dbeb09b7e0229e68d9e29f731b7a0116b62e1121c31191cf549c82954f96
