[INFO] fetching crate lnk 0.3.0... [INFO] testing lnk-0.3.0 against beta-2021-01-01 for beta-1.50-1 [INFO] extracting crate lnk 0.3.0 into /workspace/builds/worker-14/source [INFO] validating manifest of crates.io crate lnk 0.3.0 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 lnk 0.3.0 [INFO] finished tweaking crates.io crate lnk 0.3.0 [INFO] tweaked toml for crates.io crate lnk 0.3.0 written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate crates.io crate lnk 0.3.0 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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] a4c14bbf2e4a0a7caa39f9c4b773eba9555e2a21667943b01f8ae24d850fe4a3 [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" "a4c14bbf2e4a0a7caa39f9c4b773eba9555e2a21667943b01f8ae24d850fe4a3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a4c14bbf2e4a0a7caa39f9c4b773eba9555e2a21667943b01f8ae24d850fe4a3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a4c14bbf2e4a0a7caa39f9c4b773eba9555e2a21667943b01f8ae24d850fe4a3", kill_on_drop: false }` [INFO] [stdout] a4c14bbf2e4a0a7caa39f9c4b773eba9555e2a21667943b01f8ae24d850fe4a3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] [stdout] e26d04f9282273df8fbdf9fe4612b8d5ea6ecd3a90ec12762c24887b307f6004 [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" "e26d04f9282273df8fbdf9fe4612b8d5ea6ecd3a90ec12762c24887b307f6004", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.48 [INFO] [stderr] Compiling num-derive v0.3.3 [INFO] [stderr] Compiling lnk v0.3.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 16.53s [INFO] running `Command { std: "docker" "inspect" "e26d04f9282273df8fbdf9fe4612b8d5ea6ecd3a90ec12762c24887b307f6004", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e26d04f9282273df8fbdf9fe4612b8d5ea6ecd3a90ec12762c24887b307f6004", kill_on_drop: false }` [INFO] [stdout] e26d04f9282273df8fbdf9fe4612b8d5ea6ecd3a90ec12762c24887b307f6004 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 3996b3cd786e53c73bb9a9ef9a2afe009a570b259e5bb0594046a97987082d44 [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" "3996b3cd786e53c73bb9a9ef9a2afe009a570b259e5bb0594046a97987082d44", kill_on_drop: false }` [INFO] [stderr] Compiling env_logger v0.7.1 [INFO] [stderr] Compiling pretty_env_logger v0.4.0 [INFO] [stderr] Compiling lnk v0.3.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 10.08s [INFO] running `Command { std: "docker" "inspect" "3996b3cd786e53c73bb9a9ef9a2afe009a570b259e5bb0594046a97987082d44", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3996b3cd786e53c73bb9a9ef9a2afe009a570b259e5bb0594046a97987082d44", kill_on_drop: false }` [INFO] [stdout] 3996b3cd786e53c73bb9a9ef9a2afe009a570b259e5bb0594046a97987082d44 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 714f5967a7509b94ddf29ba9f4bf91684addd8d505387a2a328f7f8b721104c5 [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" "714f5967a7509b94ddf29ba9f4bf91684addd8d505387a2a328f7f8b721104c5", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.13s [INFO] [stdout] running 0 tests [INFO] [stderr] Running /opt/rustwide/target/debug/deps/lnk-60cc702cf47b54f7 [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/create_read_blank-10c7614dd7d65140 [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 1 test [INFO] [stdout] test create_read_blank ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- create_read_blank stdout ---- [INFO] [stdout] thread 'create_read_blank' panicked at 'Failed to save shortcut!: Os { code: 30, kind: Other, message: "Read-only file system" }', tests/create-read-blank.rs:20:14 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x556cf1c6e9b7 - 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: 0x556cf1c6e9b7 - 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: 0x556cf1c6e9b7 - std::sys_common::backtrace::_print_fmt::h63987b8f86dfc82a [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x556cf1c6e9b7 - ::fmt::hc33f3ac4cc9c4196 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x556cf1c8f15c - core::fmt::write::hfdcdeb08fb2b3afa [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/core/src/fmt/mod.rs:1078:17 [INFO] [stdout] 5: 0x556cf1c6ad62 - std::io::Write::write_fmt::h28c53dc51251a293 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/io/mod.rs:1519:15 [INFO] [stdout] 6: 0x556cf1c70c65 - std::sys_common::backtrace::_print::hf179508b01f66878 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 7: 0x556cf1c70c65 - std::sys_common::backtrace::print::ha97d11adb39266a6 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 8: 0x556cf1c70c65 - std::panicking::default_hook::{{closure}}::h8da9985a98bd1582 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:208:50 [INFO] [stdout] 9: 0x556cf1c707f2 - std::panicking::default_hook::hbc0ee792993c2ef2 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:222:9 [INFO] [stdout] 10: 0x556cf1c71401 - std::panicking::rust_panic_with_hook::h9fb9cda33a10f084 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:591:17 [INFO] [stdout] 11: 0x556cf1c70f47 - std::panicking::begin_panic_handler::{{closure}}::hf3e83396e085962e [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:497:13 [INFO] [stdout] 12: 0x556cf1c6ee7c - 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: 0x556cf1c70ea9 - rust_begin_unwind [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:493:5 [INFO] [stdout] 14: 0x556cf1c8db11 - core::panicking::panic_fmt::hf6d8a92b065b8f97 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/core/src/panicking.rs:92:14 [INFO] [stdout] 15: 0x556cf1c8d933 - core::option::expect_none_failed::ha72f299eca314ad7 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/core/src/option.rs:1268:5 [INFO] [stdout] 16: 0x556cf1a193c4 - core::result::Result::expect::h4a70fa5bc1fbd459 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/core/src/result.rs:933:23 [INFO] [stdout] 17: 0x556cf1a1ca15 - create_read_blank::create_read_blank::hc2c883a6626c1ef0 [INFO] [stdout] at /opt/rustwide/workdir/tests/create-read-blank.rs:18:9 [INFO] [stdout] 18: 0x556cf1a1c6fa - create_read_blank::create_read_blank::{{closure}}::heced8630962ab693 [INFO] [stdout] at /opt/rustwide/workdir/tests/create-read-blank.rs:8:1 [INFO] [stdout] 19: 0x556cf1a18a2e - core::ops::function::FnOnce::call_once::hdbdd906a67cadaa0 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 20: 0x556cf1c351e3 - core::ops::function::FnOnce::call_once::ha61d5393ae51ae22 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 21: 0x556cf1c351e3 - test::__rust_begin_short_backtrace::h4a8691b5281c1f3b [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/test/src/lib.rs:516:5 [INFO] [stdout] 22: 0x556cf1c33ad6 - as core::ops::function::FnOnce>::call_once::hd25ba61494055ad3 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/alloc/src/boxed.rs:1328:9 [INFO] [stdout] 23: 0x556cf1c33ad6 - as core::ops::function::FnOnce<()>>::call_once::h052fde7b846767ba [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panic.rs:322:9 [INFO] [stdout] 24: 0x556cf1c33ad6 - std::panicking::try::do_call::h04571a1da6838ba1 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:379:40 [INFO] [stdout] 25: 0x556cf1c33ad6 - std::panicking::try::h758f090614125cbe [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:343:19 [INFO] [stdout] 26: 0x556cf1c33ad6 - std::panic::catch_unwind::h0c48513d5a021d3c [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panic.rs:396:14 [INFO] [stdout] 27: 0x556cf1c33ad6 - test::run_test_in_process::hee75babaaac3822f [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/test/src/lib.rs:538:18 [INFO] [stdout] 28: 0x556cf1c33ad6 - test::run_test::run_test_inner::{{closure}}::h2920dea75d7f0c1e [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/test/src/lib.rs:449:39 [INFO] [stdout] 29: 0x556cf1c0bde6 - 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] 30: 0x556cf1c10b7d - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::hacce322dead3a799 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/thread/mod.rs:474:17 [INFO] [stdout] 31: 0x556cf1c10b7d - as core::ops::function::FnOnce<()>>::call_once::h4f0bc9c26ead0a27 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panic.rs:322:9 [INFO] [stdout] 32: 0x556cf1c10b7d - std::panicking::try::do_call::h1b9f282fb0c383b3 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:379:40 [INFO] [stdout] 33: 0x556cf1c10b7d - std::panicking::try::hed1ebed51b133ee4 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:343:19 [INFO] [stdout] 34: 0x556cf1c10b7d - std::panic::catch_unwind::h072a2b19fd39a474 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panic.rs:396:14 [INFO] [stdout] 35: 0x556cf1c10b7d - std::thread::Builder::spawn_unchecked::{{closure}}::hb02c6b2d3ff18bc2 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/thread/mod.rs:473:30 [INFO] [stdout] 36: 0x556cf1c10b7d - core::ops::function::FnOnce::call_once{{vtable.shim}}::hb512c5d27b4adb83 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 37: 0x556cf1c774ba - as core::ops::function::FnOnce>::call_once::hdbb9ff71143eaad6 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/alloc/src/boxed.rs:1328:9 [INFO] [stdout] 38: 0x556cf1c774ba - as core::ops::function::FnOnce>::call_once::h9dbde95cefb8368c [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/alloc/src/boxed.rs:1328:9 [INFO] [stdout] 39: 0x556cf1c774ba - 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] 40: 0x7f739e5a5609 - start_thread [INFO] [stdout] 41: 0x7f739e830293 - clone [INFO] [stdout] 42: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] create_read_blank [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--test create-read-blank' [INFO] running `Command { std: "docker" "inspect" "714f5967a7509b94ddf29ba9f4bf91684addd8d505387a2a328f7f8b721104c5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "714f5967a7509b94ddf29ba9f4bf91684addd8d505387a2a328f7f8b721104c5", kill_on_drop: false }` [INFO] [stdout] 714f5967a7509b94ddf29ba9f4bf91684addd8d505387a2a328f7f8b721104c5