[INFO] crate xcp 0.1.1-alpha.3 is already in cache [INFO] extracting crate xcp 0.1.1-alpha.3 into work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/xcp/0.1.1-alpha.3 [INFO] extracting crate xcp 0.1.1-alpha.3 into work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/xcp/0.1.1-alpha.3 [INFO] validating manifest of xcp-0.1.1-alpha.3 on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of xcp-0.1.1-alpha.3 on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing xcp-0.1.1-alpha.3 [INFO] finished frobbing xcp-0.1.1-alpha.3 [INFO] frobbed toml for xcp-0.1.1-alpha.3 written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/xcp/0.1.1-alpha.3/Cargo.toml [INFO] started frobbing xcp-0.1.1-alpha.3 [INFO] finished frobbing xcp-0.1.1-alpha.3 [INFO] frobbed toml for xcp-0.1.1-alpha.3 written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/xcp/0.1.1-alpha.3/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing xcp-0.1.1-alpha.3 against try#7fea0229842e79db1159ea58ad9a653b288efee9 for pr-57967 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-7/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/xcp/0.1.1-alpha.3:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "build" "--frozen"` [INFO] [stdout] 540a5146744c6ba9986b4de1c69b56f056f5f35e50373dd9cdb75789bc036d20 [INFO] running `"docker" "start" "-a" "540a5146744c6ba9986b4de1c69b56f056f5f35e50373dd9cdb75789bc036d20"` [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Compiling termios v0.3.1 [INFO] [stderr] Compiling clicolors-control v1.0.0 [INFO] [stderr] Compiling term v0.5.1 [INFO] [stderr] Compiling synstructure v0.10.1 [INFO] [stderr] Compiling structopt-derive v0.2.14 [INFO] [stderr] Compiling globset v0.4.2 [INFO] [stderr] Compiling console v0.7.5 [INFO] [stderr] Compiling simplelog v0.5.3 [INFO] [stderr] Compiling indicatif v0.9.0 [INFO] [stderr] Compiling ignore v0.4.6 [INFO] [stderr] Compiling structopt v0.2.14 [INFO] [stderr] Compiling failure v0.1.5 [INFO] [stderr] Compiling xcp v0.1.1-alpha.3 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 22.64s [INFO] running `"docker" "inspect" "540a5146744c6ba9986b4de1c69b56f056f5f35e50373dd9cdb75789bc036d20"` [INFO] running `"docker" "rm" "-f" "540a5146744c6ba9986b4de1c69b56f056f5f35e50373dd9cdb75789bc036d20"` [INFO] [stdout] 540a5146744c6ba9986b4de1c69b56f056f5f35e50373dd9cdb75789bc036d20 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-7/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/xcp/0.1.1-alpha.3:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen" "--no-run"` [INFO] [stdout] 7b8a26d8ca4160e6da3430900e7355eea3d12562ee6fed1faf30c8d6b9e6a554 [INFO] running `"docker" "start" "-a" "7b8a26d8ca4160e6da3430900e7355eea3d12562ee6fed1faf30c8d6b9e6a554"` [INFO] [stderr] Compiling serde v1.0.85 [INFO] [stderr] Compiling escargot v0.3.1 [INFO] [stderr] Compiling serde_derive v1.0.85 [INFO] [stderr] Compiling uuid v0.7.2 [INFO] [stderr] Compiling tempfile v3.0.5 [INFO] [stderr] Compiling serde_json v1.0.37 [INFO] [stderr] Compiling xcp v0.1.1-alpha.3 (/opt/crater/workdir) [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> tests/lib.rs:51:5 [INFO] [stderr] | [INFO] [stderr] 51 | write!(&file, "{}", text); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_must_use)] on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> tests/lib.rs:79:5 [INFO] [stderr] | [INFO] [stderr] 79 | write!(fd, "{}", data); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> tests/lib.rs:82:5 [INFO] [stderr] | [INFO] [stderr] 82 | write!(fd, "{}", data); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> tests/lib.rs:85:5 [INFO] [stderr] | [INFO] [stderr] 85 | write!(fd, "{}", data); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/os.rs:217:13 [INFO] [stderr] | [INFO] [stderr] 217 | write!(fd, "{}", "test"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_must_use)] on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/os.rs:233:13 [INFO] [stderr] | [INFO] [stderr] 233 | write!(fd, "{}", data); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/os.rs:265:13 [INFO] [stderr] | [INFO] [stderr] 265 | write!(fd, "{}", data); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/os.rs:308:13 [INFO] [stderr] | [INFO] [stderr] 308 | write!(fd, "{}", data); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/os.rs:344:13 [INFO] [stderr] | [INFO] [stderr] 344 | write!(fd, "{}", data); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/os.rs:347:13 [INFO] [stderr] | [INFO] [stderr] 347 | write!(fd, "{}", data); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/os.rs:350:13 [INFO] [stderr] | [INFO] [stderr] 350 | write!(fd, "{}", data); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 39.51s [INFO] running `"docker" "inspect" "7b8a26d8ca4160e6da3430900e7355eea3d12562ee6fed1faf30c8d6b9e6a554"` [INFO] running `"docker" "rm" "-f" "7b8a26d8ca4160e6da3430900e7355eea3d12562ee6fed1faf30c8d6b9e6a554"` [INFO] [stdout] 7b8a26d8ca4160e6da3430900e7355eea3d12562ee6fed1faf30c8d6b9e6a554 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-7/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/xcp/0.1.1-alpha.3:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen"` [INFO] [stdout] 737c271ec67806a7e38bbc492978e23446703719b21716e416b88f0685a55a74 [INFO] running `"docker" "start" "-a" "737c271ec67806a7e38bbc492978e23446703719b21716e416b88f0685a55a74"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.15s [INFO] [stderr] Running /opt/crater/target/debug/deps/xcp-8b92abdb88ab7058 [INFO] [stdout] [INFO] [stdout] running 8 tests [INFO] [stdout] test os::tests::test_stat ... ok [INFO] [stdout] test os::tests::test_sparse_copy_middle ... ok [INFO] [stdout] test os::tests::test_lseek_no_data ... ok [INFO] [stdout] test os::tests::test_copy_range_sparse ... ok [INFO] [stdout] test os::tests::test_sparse_detection ... ok [INFO] [stdout] test os::tests::test_allocate_file_is_sparse ... ok [INFO] [stdout] test os::tests::test_lseek_data ... ok [INFO] [stdout] test os::tests::test_sparse_rust_seek ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- os::tests::test_sparse_rust_seek stdout ---- [INFO] [stdout] Error: Os { code: 2, kind: NotFound, message: "No such file or directory" } [INFO] [stdout] [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: _RNkMs0_NtNqCs2S7MSzVe1il_7failure9backtrace8internalNtB5_17InternalBacktrace3new (0x56493f291382) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/backtrace/internal.rs:44 [INFO] [stdout] 1: _RNkMNqCs2S7MSzVe1il_7failure9backtraceNaB2_9Backtrace3new (0x56493f2907dd) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/backtrace/mod.rs:111 [INFO] [stdout] 2: _RNpXNyNgCs2S7MSzVe1il_7failure5error10error_implNcB2_9ErrorImplINcNyCsfOXHOjakNhA_4core7convert4FromNqNgNxCs93O65jcFPR3_3std2io5error5ErrorE4fromCs5b6JHAN3TKv_3xcp (0x56493f217385) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/error/error_impl.rs:19 [INFO] [stdout] 3: _RNpXNgCs2S7MSzVe1il_7failure5errorNqB2_5ErrorINcNyCsfOXHOjakNhA_4core7convert4FromNqNgNxCs93O65jcFPR3_3std2io5error5ErrorE4fromCs5b6JHAN3TKv_3xcp (0x56493f2172de) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/error/mod.rs:36 [INFO] [stdout] 4: _RNcNpNhCs5b6JHAN3TKv_3xcp2os5testss_21test_sparse_rust_seek (0x56493f20fa4a) [INFO] [stdout] at src/os.rs:343 [INFO] [stdout] 5: _RNCNcNpNhCs5b6JHAN3TKv_3xcp2os5tests21test_sparse_rust_seek0B7_ (0x56493f20f87d) [INFO] [stdout] at src/os.rs:335 [INFO] [stdout] 6: _RNrYNCNcNpNhCs5b6JHAN3TKv_3xcp2os5tests21test_sparse_rust_seek0INuNcNrCsfOXHOjakNhA_4core3ops8function6FnOnceuE9call_onceBa_ (0x56493f21633d) [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libcore/ops/function.rs:231 [INFO] [stdout] 7: {{closure}} (0x56493f22705e) [INFO] [stdout] at src/libtest/lib.rs:1474 [INFO] [stdout] call_once [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libcore/ops/function.rs:231 [INFO] [stdout] call_box<(),closure> [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:734 [INFO] [stdout] 8: __rust_maybe_catch_panic (0x56493f2d50d9) [INFO] [stdout] at src/libpanic_unwind/lib.rs:92 [INFO] [stdout] 9: try<(),std::panic::AssertUnwindSafe>>> (0x56493f241547) [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:276 [INFO] [stdout] catch_unwind>>,()> [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:388 [INFO] [stdout] {{closure}} [INFO] [stdout] at src/libtest/lib.rs:1429 [INFO] [stdout] 10: _RINhNqNkCs93O65jcFPR3_3std10sys_common9backtrace28__rust_begin_short_backtraceNCNnNrCsk8kyjH54eJk_4test8run_test14run_test_inner0uEB1k_ (0x56493f21c8f4) [INFO] [stdout] 11: {{closure}} (0x56493f21c414) [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/thread/mod.rs:469 [INFO] [stdout] call_once<(),closure> [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:309 [INFO] [stdout] do_call,()> [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:297 [INFO] [stdout] 12: __rust_maybe_catch_panic (0x56493f2d50d9) [INFO] [stdout] at src/libpanic_unwind/lib.rs:92 [INFO] [stdout] 13: try<(),std::panic::AssertUnwindSafe> (0x56493f226d9c) [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:276 [INFO] [stdout] catch_unwind,()> [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:388 [INFO] [stdout] {{closure}} [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/thread/mod.rs:468 [INFO] [stdout] call_box<(),closure> [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:734 [INFO] [stdout] 14: call_once<(),()> (0x56493f2d488d) [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:744 [INFO] [stdout] start_thread [INFO] [stdout] at src/libstd/sys_common/thread.rs:14 [INFO] [stdout] thread_start [INFO] [stdout] at src/libstd/sys/unix/thread.rs:81 [INFO] [stdout] 15: start_thread (0x7f1e4916c493) [INFO] [stdout] 16: __clone (0x7f1e4966eace) [INFO] [stdout] 17: (0x0) [INFO] [stdout] thread 'os::tests::test_sparse_rust_seek' panicked at 'assertion failed: `(left == right)` [INFO] [stdout] left: `1`, [INFO] [stdout] right: `0`: the test returned a termination value with a non-zero status code (1) which indicates a failure', src/libtest/lib.rs:331:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x56493f2cda23 - std[698b411d1b74fcff]::sys::unix::backtrace::tracing::imp::unwind_backtrace [INFO] [stdout] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39 [INFO] [stdout] 1: 0x56493f2c96cb - std[698b411d1b74fcff]::sys_common::backtrace::_print [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:70 [INFO] [stdout] 2: 0x56493f2cc656 - std[698b411d1b74fcff]::panicking::default_hook::{closure#1} [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:58 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 3: 0x56493f2cc357 - std[698b411d1b74fcff]::panicking::default_hook [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 4: 0x56493f2ccd60 - std[698b411d1b74fcff]::panicking::rust_panic_with_hook [INFO] [stdout] at src/libstd/panicking.rs:478 [INFO] [stdout] 5: 0x56493f2cc8e1 - std[698b411d1b74fcff]::panicking::continue_panic_fmt [INFO] [stdout] at src/libstd/panicking.rs:385 [INFO] [stdout] 6: 0x56493f2cc82e - std[698b411d1b74fcff]::panicking::begin_panic_fmt [INFO] [stdout] at src/libstd/panicking.rs:340 [INFO] [stdout] 7: 0x56493f217182 - test[ea847f4bd1b1afc4]::assert_test_result::> [INFO] [stdout] at /opt/crater/workdir/<::std::macros::panic macros>:8 [INFO] [stdout] 8: 0x56493f20f894 - xcp[3c53347b96bd4cd9]::os::tests::test_sparse_rust_seek::{closure#0} [INFO] [stdout] at src/os.rs:335 [INFO] [stdout] 9: 0x56493f21633d - >::call_once [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libcore/ops/function.rs:231 [INFO] [stdout] 10: 0x56493f22705e - >::call_box [INFO] [stdout] at src/libtest/lib.rs:1474 [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libcore/ops/function.rs:231 [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:734 [INFO] [stdout] 11: 0x56493f2d50d9 - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:92 [INFO] [stdout] 12: 0x56493f241547 - test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0} [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:276 [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:388 [INFO] [stdout] at src/libtest/lib.rs:1429 [INFO] [stdout] 13: 0x56493f21c8f4 - std[698b411d1b74fcff]::sys_common::backtrace::__rust_begin_short_backtrace:: [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/sys_common/backtrace.rs:135 [INFO] [stdout] 14: 0x56493f21c414 - std[698b411d1b74fcff]::panicking::try::do_call::::spawn_unchecked::{closure#0}::{closure#0}>, ()> [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/thread/mod.rs:469 [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:309 [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:297 [INFO] [stdout] 15: 0x56493f2d50d9 - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:92 [INFO] [stdout] 16: 0x56493f226d9c - <::spawn_unchecked::{closure#0} as alloc[f4750af829db9b76]::boxed::FnBox<()>>::call_box [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:276 [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:388 [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/thread/mod.rs:468 [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:734 [INFO] [stdout] 17: 0x56493f2d488d - ::new::thread_start [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:744 [INFO] [stdout] at src/libstd/sys_common/thread.rs:14 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:81 [INFO] [stdout] 18: 0x7f1e4916c493 - start_thread [INFO] [stdout] 19: 0x7f1e4966eace - __clone [INFO] [stdout] 20: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] os::tests::test_sparse_rust_seek [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 '--bin xcp' [INFO] running `"docker" "inspect" "737c271ec67806a7e38bbc492978e23446703719b21716e416b88f0685a55a74"` [INFO] running `"docker" "rm" "-f" "737c271ec67806a7e38bbc492978e23446703719b21716e416b88f0685a55a74"` [INFO] [stdout] 737c271ec67806a7e38bbc492978e23446703719b21716e416b88f0685a55a74