[INFO] crate jump-kun 0.4.2 is already in cache [INFO] testing jump-kun-0.4.2 against 1.45.2 for beta-1.46-1 [INFO] extracting crate jump-kun 0.4.2 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate jump-kun 0.4.2 on toolchain 1.45.2 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate jump-kun 0.4.2 [INFO] finished tweaking crates.io crate jump-kun 0.4.2 [INFO] tweaked toml for crates.io crate jump-kun 0.4.2 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate crates.io crate jump-kun 0.4.2 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5c6c6724b2e765ac5fb5c107e778cf9b10fa4f3492709587a804bb433a6b358f [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" "5c6c6724b2e765ac5fb5c107e778cf9b10fa4f3492709587a804bb433a6b358f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5c6c6724b2e765ac5fb5c107e778cf9b10fa4f3492709587a804bb433a6b358f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5c6c6724b2e765ac5fb5c107e778cf9b10fa4f3492709587a804bb433a6b358f", kill_on_drop: false }` [INFO] [stdout] 5c6c6724b2e765ac5fb5c107e778cf9b10fa4f3492709587a804bb433a6b358f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f7cb50fdefc6dd6ef75009ced049858e099a8864f48fd24ae33ca2d896231dc9 [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" "f7cb50fdefc6dd6ef75009ced049858e099a8864f48fd24ae33ca2d896231dc9", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.33 [INFO] [stderr] Compiling strsim v0.9.3 [INFO] [stderr] Compiling derive_builder v0.9.0 [INFO] [stderr] Compiling utf8parse v0.1.1 [INFO] [stderr] Compiling fuzzy-matcher v0.3.4 [INFO] [stderr] Compiling bstr v0.2.13 [INFO] [stderr] Compiling parking_lot_core v0.7.2 [INFO] [stderr] Compiling fs2 v0.4.3 [INFO] [stderr] Compiling dirs v3.0.1 [INFO] [stderr] Compiling env_logger v0.6.2 [INFO] [stderr] Compiling chrono v0.4.11 [INFO] [stderr] Compiling tuikit v0.3.3 [INFO] [stderr] Compiling rayon-core v1.7.1 [INFO] [stderr] Compiling crossbeam v0.7.3 [INFO] [stderr] Compiling vte v0.3.3 [INFO] [stderr] Compiling parking_lot v0.10.2 [INFO] [stderr] Compiling rayon v1.3.1 [INFO] [stderr] Compiling sled v0.32.0 [INFO] [stderr] Compiling globset v0.4.5 [INFO] [stderr] Compiling timer v0.2.0 [INFO] [stderr] Compiling ignore v0.4.16 [INFO] [stderr] Compiling jwalk v0.5.1 [INFO] [stderr] Compiling darling_core v0.10.2 [INFO] [stderr] Compiling serde_derive v1.0.114 [INFO] [stderr] Compiling darling_macro v0.10.2 [INFO] [stderr] Compiling darling v0.10.2 [INFO] [stderr] Compiling derive_builder_core v0.9.0 [INFO] [stderr] Compiling skim v0.8.2 [INFO] [stderr] Compiling serde v1.0.114 [INFO] [stderr] Compiling toml v0.5.6 [INFO] [stderr] Compiling serde_json v1.0.56 [INFO] [stderr] Compiling jump-kun-macros v0.1.5 [INFO] [stderr] Compiling jump-kun v0.4.2 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 33s [INFO] running `Command { std: "docker" "inspect" "f7cb50fdefc6dd6ef75009ced049858e099a8864f48fd24ae33ca2d896231dc9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f7cb50fdefc6dd6ef75009ced049858e099a8864f48fd24ae33ca2d896231dc9", kill_on_drop: false }` [INFO] [stdout] f7cb50fdefc6dd6ef75009ced049858e099a8864f48fd24ae33ca2d896231dc9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4da14cc6712ae54718074e53c09a9b0254132938fdf4da169c6fc0110cda5976 [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" "4da14cc6712ae54718074e53c09a9b0254132938fdf4da169c6fc0110cda5976", kill_on_drop: false }` [INFO] [stderr] Compiling jump-kun v0.4.2 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 7.06s [INFO] running `Command { std: "docker" "inspect" "4da14cc6712ae54718074e53c09a9b0254132938fdf4da169c6fc0110cda5976", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4da14cc6712ae54718074e53c09a9b0254132938fdf4da169c6fc0110cda5976", kill_on_drop: false }` [INFO] [stdout] 4da14cc6712ae54718074e53c09a9b0254132938fdf4da169c6fc0110cda5976 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] fb47eacb91fe4810b001b88c16a47dd50a888925577b21920b3f8c09cd595e2a [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" "fb47eacb91fe4810b001b88c16a47dd50a888925577b21920b3f8c09cd595e2a", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.36s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/jump_kun-0ba87f97f26cb873 [INFO] [stdout] [INFO] [stdout] running 8 tests [INFO] [stdout] test enums::tests_for_dirtype::enum_returns_order ... ok [INFO] [stdout] test structs::tests_for_dir::add_cd_count ... ok [INFO] [stdout] test structs::tests_for_dir::push ... ok [INFO] [stdout] test structs::tests_for_dir::as_dirtype ... ok [INFO] [stdout] test structs::tests_for_dirvec::all_path_to_string ... ok [INFO] [stdout] test structs::tests_for_dirvec::sort_fun_sorts_dirtypes ... ok [INFO] [stdout] test structs::tests_for_dirvec::sort_fun_sorts_dirtypes_by_cdcount ... ok [INFO] [stdout] test jump_then_add_to_hist::test_for_jump_then_add_to_hist::create_a_new_dir_entry_and_correctly_increases_cd_count ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- jump_then_add_to_hist::test_for_jump_then_add_to_hist::create_a_new_dir_entry_and_correctly_increases_cd_count stdout ---- [INFO] [stdout] thread 'jump_then_add_to_hist::test_for_jump_then_add_to_hist::create_a_new_dir_entry_and_correctly_increases_cd_count' panicked at 'called `Result::unwrap()` on an `Err` value: Io(Os { code: 30, kind: Other, message: "Read-only file system" })', src/jump_then_add_to_hist.rs:53:24 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55db102171c5 - backtrace::backtrace::libunwind::trace::ha215bbf14e328799 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stdout] 1: 0x55db102171c5 - backtrace::backtrace::trace_unsynchronized::h3384b099b135857a [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55db102171c5 - std::sys_common::backtrace::_print_fmt::hfec93740f7294682 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stdout] 3: 0x55db102171c5 - ::fmt::h5fe20777f4174074 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] 4: 0x55db102413cc - core::fmt::write::he14c3177144df275 [INFO] [stdout] at src/libcore/fmt/mod.rs:1076 [INFO] [stdout] 5: 0x55db10190c25 - std::io::Write::write_fmt::ha866504c9998fe5e [INFO] [stdout] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libstd/io/mod.rs:1537 [INFO] [stdout] 6: 0x55db10210dc1 - std::io::impls::>::write_fmt::h8f0a2af895559593 [INFO] [stdout] at src/libstd/io/impls.rs:176 [INFO] [stdout] 7: 0x55db10219f70 - std::sys_common::backtrace::_print::h9cfa4c87526ba064 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stdout] 8: 0x55db10219f70 - std::sys_common::backtrace::print::h94936584848b3272 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 9: 0x55db10219f70 - std::panicking::default_hook::{{closure}}::h733b20cc9b496e46 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 10: 0x55db10219c6a - std::panicking::default_hook::h556d8cff6c12a651 [INFO] [stdout] at src/libstd/panicking.rs:215 [INFO] [stdout] 11: 0x55db1021a5a7 - std::panicking::rust_panic_with_hook::ha0c7ca5b39baa9d5 [INFO] [stdout] at src/libstd/panicking.rs:486 [INFO] [stdout] 12: 0x55db1021a1ab - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:388 [INFO] [stdout] 13: 0x55db1023fa81 - core::panicking::panic_fmt::h106d7128cbbc7cd2 [INFO] [stdout] at src/libcore/panicking.rs:101 [INFO] [stdout] 14: 0x55db1023f8a3 - core::option::expect_none_failed::hfcafefc70a7975bb [INFO] [stdout] at src/libcore/option.rs:1272 [INFO] [stdout] 15: 0x55db0feef3b5 - core::result::Result::unwrap::hed405f8351682806 [INFO] [stdout] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libcore/result.rs:1005 [INFO] [stdout] 16: 0x55db0fee0377 - jump_kun::jump_then_add_to_hist::test_for_jump_then_add_to_hist::create_a_new_dir_entry_and_correctly_increases_cd_count::h117f177beb521a35 [INFO] [stdout] at src/jump_then_add_to_hist.rs:53 [INFO] [stdout] 17: 0x55db0fee02fa - jump_kun::jump_then_add_to_hist::test_for_jump_then_add_to_hist::create_a_new_dir_entry_and_correctly_increases_cd_count::{{closure}}::hd3a01f257931d7e6 [INFO] [stdout] at src/jump_then_add_to_hist.rs:50 [INFO] [stdout] 18: 0x55db0fef04fe - core::ops::function::FnOnce::call_once::h7ece145cec9bce59 [INFO] [stdout] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libcore/ops/function.rs:232 [INFO] [stdout] 19: 0x55db101b7e12 - as core::ops::function::FnOnce>::call_once::h1efcc6525b6aa145 [INFO] [stdout] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/liballoc/boxed.rs:1076 [INFO] [stdout] 20: 0x55db101b7e12 - as core::ops::function::FnOnce<()>>::call_once::hafd7ae2f3c23f399 [INFO] [stdout] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libstd/panic.rs:318 [INFO] [stdout] 21: 0x55db101b7e12 - std::panicking::try::do_call::h83baf26f5fc8b0a5 [INFO] [stdout] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libstd/panicking.rs:297 [INFO] [stdout] 22: 0x55db101b7e12 - std::panicking::try::h8d28a678b90bb6ac [INFO] [stdout] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libstd/panicking.rs:274 [INFO] [stdout] 23: 0x55db101b7e12 - std::panic::catch_unwind::h20734e8710644f59 [INFO] [stdout] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libstd/panic.rs:394 [INFO] [stdout] 24: 0x55db101b7e12 - test::run_test_in_process::h2c1fb2dd0c9013bb [INFO] [stdout] at src/libtest/lib.rs:541 [INFO] [stdout] 25: 0x55db101b7e12 - test::run_test::run_test_inner::{{closure}}::h7c58b7aefdb9adf3 [INFO] [stdout] at src/libtest/lib.rs:450 [INFO] [stdout] 26: 0x55db101900e6 - std::sys_common::backtrace::__rust_begin_short_backtrace::h498f21fd16bdff05 [INFO] [stdout] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libstd/sys_common/backtrace.rs:130 [INFO] [stdout] 27: 0x55db10195425 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::hb35336a0a0430e6d [INFO] [stdout] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libstd/thread/mod.rs:475 [INFO] [stdout] 28: 0x55db10195425 - as core::ops::function::FnOnce<()>>::call_once::h8569a86268e08ad1 [INFO] [stdout] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libstd/panic.rs:318 [INFO] [stdout] 29: 0x55db10195425 - std::panicking::try::do_call::hcc5472a0f1ff31ac [INFO] [stdout] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libstd/panicking.rs:297 [INFO] [stdout] 30: 0x55db10195425 - std::panicking::try::h774b0c4fd770945c [INFO] [stdout] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libstd/panicking.rs:274 [INFO] [stdout] 31: 0x55db10195425 - std::panic::catch_unwind::hfaf7c6beb53320e7 [INFO] [stdout] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libstd/panic.rs:394 [INFO] [stdout] 32: 0x55db10195425 - std::thread::Builder::spawn_unchecked::{{closure}}::h481343a824704446 [INFO] [stdout] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libstd/thread/mod.rs:474 [INFO] [stdout] 33: 0x55db10195425 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9dcbc7fc2c4c6c48 [INFO] [stdout] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libcore/ops/function.rs:232 [INFO] [stdout] 34: 0x55db10221b8a - as core::ops::function::FnOnce>::call_once::hf311c88f1fadb9b8 [INFO] [stdout] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/liballoc/boxed.rs:1076 [INFO] [stdout] 35: 0x55db10221b8a - as core::ops::function::FnOnce>::call_once::h8cfb7235b81393ef [INFO] [stdout] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/liballoc/boxed.rs:1076 [INFO] [stdout] 36: 0x55db10221b8a - std::sys::unix::thread::Thread::new::thread_start::hf745c8cf29a89648 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:87 [INFO] [stdout] 37: 0x7f3cf6a59609 - start_thread [INFO] [stdout] 38: 0x7f3cf6965103 - __clone [INFO] [stdout] 39: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] jump_then_add_to_hist::test_for_jump_then_add_to_hist::create_a_new_dir_entry_and_correctly_increases_cd_count [INFO] [stdout] [INFO] [stdout] test result: FAILED. 7 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--lib' [INFO] running `Command { std: "docker" "inspect" "fb47eacb91fe4810b001b88c16a47dd50a888925577b21920b3f8c09cd595e2a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fb47eacb91fe4810b001b88c16a47dd50a888925577b21920b3f8c09cd595e2a", kill_on_drop: false }` [INFO] [stdout] fb47eacb91fe4810b001b88c16a47dd50a888925577b21920b3f8c09cd595e2a