[INFO] fetching crate displaydoc 0.1.7... [INFO] testing displaydoc-0.1.7 against beta-2021-01-01 for beta-1.50-1 [INFO] extracting crate displaydoc 0.1.7 into /workspace/builds/worker-12/source [INFO] validating manifest of crates.io crate displaydoc 0.1.7 on toolchain beta-2021-01-01 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate displaydoc 0.1.7 [INFO] finished tweaking crates.io crate displaydoc 0.1.7 [INFO] tweaked toml for crates.io crate displaydoc 0.1.7 written to /workspace/builds/worker-12/source/Cargo.toml [INFO] crate crates.io crate displaydoc 0.1.7 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5a46bc54b41848ff126d4f6be434dd4810cd91052e3eaf3c8cd7ee4403769fbc [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" "5a46bc54b41848ff126d4f6be434dd4810cd91052e3eaf3c8cd7ee4403769fbc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5a46bc54b41848ff126d4f6be434dd4810cd91052e3eaf3c8cd7ee4403769fbc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5a46bc54b41848ff126d4f6be434dd4810cd91052e3eaf3c8cd7ee4403769fbc", kill_on_drop: false }` [INFO] [stdout] 5a46bc54b41848ff126d4f6be434dd4810cd91052e3eaf3c8cd7ee4403769fbc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 49ae9d2aa69d754429d48a10aad860967de003a732f530e380ca5581571992dc [INFO] running `Command { std: "docker" "start" "-a" "49ae9d2aa69d754429d48a10aad860967de003a732f530e380ca5581571992dc", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.17 [INFO] [stderr] Compiling syn v1.0.27 [INFO] [stderr] Compiling quote v1.0.6 [INFO] [stderr] Compiling displaydoc v0.1.7 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 15.14s [INFO] running `Command { std: "docker" "inspect" "49ae9d2aa69d754429d48a10aad860967de003a732f530e380ca5581571992dc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "49ae9d2aa69d754429d48a10aad860967de003a732f530e380ca5581571992dc", kill_on_drop: false }` [INFO] [stdout] 49ae9d2aa69d754429d48a10aad860967de003a732f530e380ca5581571992dc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 08910711452f05532042eb79e2a5f6c971490ebcbbee952d6d900311f8633291 [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" "08910711452f05532042eb79e2a5f6c971490ebcbbee952d6d900311f8633291", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.110 [INFO] [stderr] Compiling rustversion v1.0.2 [INFO] [stderr] Compiling itoa v0.4.5 [INFO] [stderr] Compiling libc v0.2.71 [INFO] [stderr] Compiling static_assertions v0.3.4 [INFO] [stderr] Compiling pretty_assertions v0.6.1 [INFO] [stderr] Compiling serde_derive v1.0.110 [INFO] [stderr] Compiling serde_json v1.0.53 [INFO] [stderr] Compiling toml v0.5.6 [INFO] [stderr] Compiling trybuild v1.0.27 [INFO] [stderr] Compiling displaydoc v0.1.7 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 23.64s [INFO] running `Command { std: "docker" "inspect" "08910711452f05532042eb79e2a5f6c971490ebcbbee952d6d900311f8633291", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "08910711452f05532042eb79e2a5f6c971490ebcbbee952d6d900311f8633291", kill_on_drop: false }` [INFO] [stdout] 08910711452f05532042eb79e2a5f6c971490ebcbbee952d6d900311f8633291 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 52f8b6e7a014ab41a178938aa1a82c44a561c3e337c9e9d8a44067b8df49dd54 [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" "52f8b6e7a014ab41a178938aa1a82c44a561c3e337c9e9d8a44067b8df49dd54", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/displaydoc-57167702cfabebde [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/compile_tests-60a84e8a157a67b1 [INFO] [stdout] running 3 tests [INFO] [stdout] test fmt::tests::test_nostd_expand ... ignored [INFO] [stdout] test fmt::tests::test_std_expand ... ok [INFO] [stdout] test fmt::tests::test_expand ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/happy-66a8392afa7d5458 [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test no_std ... ignored [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test does_it_print_path ... ok [INFO] [stderr] error: test failed, to rerun pass '--test happy' [INFO] [stdout] test does_it_print ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- does_it_print stdout ---- [INFO] [stdout] thread 'does_it_print' panicked at 'assertion failed: `(left == right)` [INFO] [stdout] left: `"Variant4 wants to have a lot of lines\n\n Lets see how this works out for it"`, [INFO] [stdout] right: `"* Variant4 wants to have a lot of lines\n *\n * Lets see how this works out for it"`', tests/happy.rs:37:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x56311706eec7 - std::backtrace_rs::backtrace::libunwind::trace::hcd6e187547b8deec [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stdout] 1: 0x56311706eec7 - std::backtrace_rs::backtrace::trace_unsynchronized::hde10036eb783fbc7 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x56311706eec7 - std::sys_common::backtrace::_print_fmt::h63987b8f86dfc82a [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x56311706eec7 - ::fmt::hc33f3ac4cc9c4196 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x56311708eedc - core::fmt::write::hfdcdeb08fb2b3afa [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/core/src/fmt/mod.rs:1078:17 [INFO] [stdout] 5: 0x56311706b302 - std::io::Write::write_fmt::h28c53dc51251a293 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/io/mod.rs:1519:15 [INFO] [stdout] 6: 0x563117071175 - std::sys_common::backtrace::_print::hf179508b01f66878 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 7: 0x563117071175 - std::sys_common::backtrace::print::ha97d11adb39266a6 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 8: 0x563117071175 - std::panicking::default_hook::{{closure}}::h8da9985a98bd1582 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:208:50 [INFO] [stdout] 9: 0x563117070d02 - std::panicking::default_hook::hbc0ee792993c2ef2 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:222:9 [INFO] [stdout] 10: 0x563117071911 - std::panicking::rust_panic_with_hook::h9fb9cda33a10f084 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:591:17 [INFO] [stdout] 11: 0x563117071457 - std::panicking::begin_panic_handler::{{closure}}::hf3e83396e085962e [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:497:13 [INFO] [stdout] 12: 0x56311706f38c - std::sys_common::backtrace::__rust_end_short_backtrace::hac151ac4c1e3252d [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stdout] 13: 0x5631170713b9 - rust_begin_unwind [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:493:5 [INFO] [stdout] 14: 0x56311708d891 - core::panicking::panic_fmt::hf6d8a92b065b8f97 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/core/src/panicking.rs:92:14 [INFO] [stdout] 15: 0x56311700d3e5 - happy::assert_display::h50f2775dbcf5cc3e [INFO] [stdout] at /opt/rustwide/workdir/tests/happy.rs:37:5 [INFO] [stdout] 16: 0x56311700dc70 - happy::does_it_print::h3f72d5dda9331048 [INFO] [stdout] at /opt/rustwide/workdir/tests/happy.rs:45:5 [INFO] [stdout] 17: 0x56311700dbba - happy::does_it_print::{{closure}}::hd7f57e7cb6dbc151 [INFO] [stdout] at /opt/rustwide/workdir/tests/happy.rs:41:1 [INFO] [stdout] 18: 0x56311700e5de - core::ops::function::FnOnce::call_once::h0d65893ca2e1e755 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 19: 0x563117039583 - core::ops::function::FnOnce::call_once::ha61d5393ae51ae22 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 20: 0x563117039583 - test::__rust_begin_short_backtrace::h4a8691b5281c1f3b [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/test/src/lib.rs:516:5 [INFO] [stdout] 21: 0x563117037e76 - as core::ops::function::FnOnce>::call_once::hd25ba61494055ad3 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/alloc/src/boxed.rs:1328:9 [INFO] [stdout] 22: 0x563117037e76 - as core::ops::function::FnOnce<()>>::call_once::h052fde7b846767ba [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panic.rs:322:9 [INFO] [stdout] 23: 0x563117037e76 - std::panicking::try::do_call::h04571a1da6838ba1 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:379:40 [INFO] [stdout] 24: 0x563117037e76 - std::panicking::try::h758f090614125cbe [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:343:19 [INFO] [stdout] 25: 0x563117037e76 - std::panic::catch_unwind::h0c48513d5a021d3c [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panic.rs:396:14 [INFO] [stdout] 26: 0x563117037e76 - test::run_test_in_process::hee75babaaac3822f [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/test/src/lib.rs:538:18 [INFO] [stdout] 27: 0x563117037e76 - test::run_test::run_test_inner::{{closure}}::h2920dea75d7f0c1e [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/test/src/lib.rs:449:39 [INFO] [stdout] 28: 0x563117010186 - std::sys_common::backtrace::__rust_begin_short_backtrace::ha23dff608830db13 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stdout] 29: 0x563117014f1d - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::hacce322dead3a799 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/thread/mod.rs:474:17 [INFO] [stdout] 30: 0x563117014f1d - as core::ops::function::FnOnce<()>>::call_once::h4f0bc9c26ead0a27 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panic.rs:322:9 [INFO] [stdout] 31: 0x563117014f1d - std::panicking::try::do_call::h1b9f282fb0c383b3 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:379:40 [INFO] [stdout] 32: 0x563117014f1d - std::panicking::try::hed1ebed51b133ee4 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:343:19 [INFO] [stdout] 33: 0x563117014f1d - std::panic::catch_unwind::h072a2b19fd39a474 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panic.rs:396:14 [INFO] [stdout] 34: 0x563117014f1d - std::thread::Builder::spawn_unchecked::{{closure}}::hb02c6b2d3ff18bc2 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/thread/mod.rs:473:30 [INFO] [stdout] 35: 0x563117014f1d - core::ops::function::FnOnce::call_once{{vtable.shim}}::hb512c5d27b4adb83 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 36: 0x56311707746a - as core::ops::function::FnOnce>::call_once::hdbb9ff71143eaad6 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/alloc/src/boxed.rs:1328:9 [INFO] [stdout] 37: 0x56311707746a - as core::ops::function::FnOnce>::call_once::h9dbde95cefb8368c [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/alloc/src/boxed.rs:1328:9 [INFO] [stdout] 38: 0x56311707746a - std::sys::unix::thread::Thread::new::thread_start::hc76032c38affd972 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/sys/unix/thread.rs:71:17 [INFO] [stdout] 39: 0x7fc9f7acd609 - start_thread [INFO] [stdout] 40: 0x7fc9f789f293 - clone [INFO] [stdout] 41: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] does_it_print [INFO] [stdout] [INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "52f8b6e7a014ab41a178938aa1a82c44a561c3e337c9e9d8a44067b8df49dd54", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "52f8b6e7a014ab41a178938aa1a82c44a561c3e337c9e9d8a44067b8df49dd54", kill_on_drop: false }` [INFO] [stdout] 52f8b6e7a014ab41a178938aa1a82c44a561c3e337c9e9d8a44067b8df49dd54