[INFO] crate safe 0.1.0 is already in cache [INFO] testing safe-0.1.0 against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274 [INFO] extracting crate safe 0.1.0 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate safe 0.1.0 on toolchain 41997647ba6a77908f6ef64401414feb00bccf16 [INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate safe 0.1.0 [INFO] finished tweaking crates.io crate safe 0.1.0 [INFO] tweaked toml for crates.io crate safe 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"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=forbid" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 5283978272e7d04927d4e40d6ba1bc80a2376575d685f0aa657d3d2fd9cb7f6a [INFO] running `"docker" "start" "-a" "5283978272e7d04927d4e40d6ba1bc80a2376575d685f0aa657d3d2fd9cb7f6a"` [INFO] [stderr] Compiling serde v1.0.106 [INFO] [stderr] Compiling syn v1.0.17 [INFO] [stderr] Compiling ryu v1.0.3 [INFO] [stderr] Compiling itoa v0.4.5 [INFO] [stderr] Compiling remove_dir_all v0.5.2 [INFO] [stderr] Compiling glob v0.2.11 [INFO] [stderr] Compiling error-chain v0.12.2 [INFO] [stderr] Compiling pulldown-cmark v0.2.0 [INFO] [stderr] Compiling tempdir v0.3.7 [INFO] [stderr] Compiling darling_core v0.9.0 [INFO] [stderr] Compiling darling_macro v0.9.0 [INFO] [stderr] Compiling serde_derive v1.0.106 [INFO] [stderr] Compiling darling v0.9.0 [INFO] [stderr] Compiling serde_json v1.0.51 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling cargo_metadata v0.6.4 [INFO] [stderr] Compiling skeptic v0.13.4 [INFO] [stderr] Compiling safe v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 27.96s [INFO] running `"docker" "inspect" "5283978272e7d04927d4e40d6ba1bc80a2376575d685f0aa657d3d2fd9cb7f6a"` [INFO] running `"docker" "rm" "-f" "5283978272e7d04927d4e40d6ba1bc80a2376575d685f0aa657d3d2fd9cb7f6a"` [INFO] [stdout] 5283978272e7d04927d4e40d6ba1bc80a2376575d685f0aa657d3d2fd9cb7f6a [INFO] running `"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=forbid" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen" "--no-run"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 19172f8e718be33d450d43ec1be00e7279c9e344116e9f92ff5f2ac62560a0be [INFO] running `"docker" "start" "-a" "19172f8e718be33d450d43ec1be00e7279c9e344116e9f92ff5f2ac62560a0be"` [INFO] [stderr] Compiling safe v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.85s [INFO] running `"docker" "inspect" "19172f8e718be33d450d43ec1be00e7279c9e344116e9f92ff5f2ac62560a0be"` [INFO] running `"docker" "rm" "-f" "19172f8e718be33d450d43ec1be00e7279c9e344116e9f92ff5f2ac62560a0be"` [INFO] [stdout] 19172f8e718be33d450d43ec1be00e7279c9e344116e9f92ff5f2ac62560a0be [INFO] running `"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=forbid" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 1de77c9d5222cc41433c19b4507e720889db9f340512d9092efd7f1f2b95c85b [INFO] running `"docker" "start" "-a" "1de77c9d5222cc41433c19b4507e720889db9f340512d9092efd7f1f2b95c85b"` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.36s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/safe-a8e87bd292d088b0 [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/skeptic-c3a8e82e2842f599 [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stderr] error[E0308]: mismatched types [INFO] [stderr] --> /tmp/rust-skeptic.hqZj28c2zpwD/test.rs:16:1 [INFO] [stderr] | [INFO] [stderr] 16 | / #[safe(reason = "This is a valid way to initialize a C-style string", [INFO] [stderr] 17 | | requires = "buffer.is_null()", [INFO] [stderr] 18 | | ensures = "libc::strlen(buffer) == HELLO_WORLD.len()-1")] [INFO] [stderr] | |_________________________________________________________________^ expected `u64`, found `usize` [INFO] [stderr] | [INFO] [stderr] = note: this error originates in an attribute macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] help: you can convert an `usize` to `u64` and panic if the converted value wouldn't fit [INFO] [stderr] | [INFO] [stderr] 16 | (#[safe(reason = "This is a valid way to initialize a C-style string", [INFO] [stderr] 17 | requires = "buffer.is_null()", [INFO] [stderr] 18 | ensures = "libc::strlen(buffer) == HELLO_WORLD.len()-1")]).try_into().unwrap() [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0308`. [INFO] [stdout] test readme_sect_getting_started_line_24 ... FAILED [INFO] [stdout] test readme_sect_getting_started_line_14 ... ok [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- readme_sect_getting_started_line_24 stdout ---- [INFO] [stdout] thread 'readme_sect_getting_started_line_24' panicked at 'Command failed: [INFO] [stdout] "rustc" "/tmp/rust-skeptic.hqZj28c2zpwD/test.rs" "--verbose" "--crate-type=bin" "--edition=2018" "-L" "/opt/rustwide/target/debug" "-L" "/opt/rustwide/target/debug/deps" "--target" "x86_64-unknown-linux-gnu" "--extern" "libc=/opt/rustwide/target/debug/deps/liblibc-c529c38856022132.rlib" "--extern" "syn=/opt/rustwide/target/debug/deps/libsyn-b0d19557d00fcceb.rlib" "--extern" "darling=/opt/rustwide/target/debug/deps/libdarling-391d9925836feb5f.rlib" "--extern" "quote=/opt/rustwide/target/debug/deps/libquote-25376997e5b53b07.rlib" "--extern" "safe=/opt/rustwide/target/debug/deps/libsafe-3809f085ce1911de.so" "--extern" "proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-c69891039fb46382.rlib" "--extern" "skeptic=/opt/rustwide/target/debug/deps/libskeptic-d723939484eddaea.rlib" "-o" "/tmp/rust-skeptic.hqZj28c2zpwD/out.exe"', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/skeptic-0.13.4/lib.rs:855:13 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5592ff1b7c64 - backtrace::backtrace::libunwind::trace::h61666fa4b9834a45 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stdout] 1: 0x5592ff1b7c64 - backtrace::backtrace::trace_unsynchronized::h01d3725fb5da8653 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5592ff1b7c64 - std::sys_common::backtrace::_print_fmt::h5c7c4751bc296f90 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stdout] 3: 0x5592ff1b7c64 - ::fmt::h7729313ad2d729c7 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] 4: 0x5592ff1e1dbc - core::fmt::write::hb0049f6c12bdaffc [INFO] [stdout] at src/libcore/fmt/mod.rs:1069 [INFO] [stdout] 5: 0x5592ff0296a5 - std::io::Write::write_fmt::h5d052af13df32ea6 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/io/mod.rs:1504 [INFO] [stdout] 6: 0x5592ff1b1701 - std::io::impls::>::write_fmt::h8fe8a9bdc421b4b6 [INFO] [stdout] at src/libstd/io/impls.rs:156 [INFO] [stdout] 7: 0x5592ff1baa95 - std::sys_common::backtrace::_print::ha087cac92e84a414 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stdout] 8: 0x5592ff1baa95 - std::sys_common::backtrace::print::h6b013d3bfe6cbcb8 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 9: 0x5592ff1baa95 - std::panicking::default_hook::{{closure}}::h016d7de02def2736 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 10: 0x5592ff1ba77b - std::panicking::default_hook::h9386f7e484840463 [INFO] [stdout] at src/libstd/panicking.rs:215 [INFO] [stdout] 11: 0x5592ff1bb0f2 - std::panicking::rust_panic_with_hook::h3846eb1b2e5a9312 [INFO] [stdout] at src/libstd/panicking.rs:511 [INFO] [stdout] 12: 0x5592ff1bacdb - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:419 [INFO] [stdout] 13: 0x5592ff1bac4b - std::panicking::begin_panic_fmt::h2fa40d03719daab1 [INFO] [stdout] at src/libstd/panicking.rs:373 [INFO] [stdout] 14: 0x5592ff06eb78 - skeptic::rt::interpret_output::hee19b8da7ea11619 [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/skeptic-0.13.4/lib.rs:855 [INFO] [stdout] 15: 0x5592ff06e438 - skeptic::rt::compile_test_case::h9bab085fafafe826 [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/skeptic-0.13.4/lib.rs:833 [INFO] [stdout] 16: 0x5592ff06d52b - skeptic::rt::run_test::h210f1ad93dc0056a [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/skeptic-0.13.4/lib.rs:749 [INFO] [stdout] 17: 0x5592ff02825e - skeptic::readme_sect_getting_started_line_24::hd6e452dba9c18450 [INFO] [stdout] at /opt/rustwide/target/debug/build/safe-98ffe6aa1c343fc7/out/skeptic-tests.rs:51 [INFO] [stdout] 18: 0x5592ff02811a - skeptic::readme_sect_getting_started_line_24::{{closure}}::he51876fe4bc5e339 [INFO] [stdout] at /opt/rustwide/target/debug/build/safe-98ffe6aa1c343fc7/out/skeptic-tests.rs:24 [INFO] [stdout] 19: 0x5592ff027e5e - core::ops::function::FnOnce::call_once::h9a354323de65bdc0 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libcore/ops/function.rs:232 [INFO] [stdout] 20: 0x5592ff03559f - as core::ops::function::FnOnce>::call_once::h1f6ee40732e80908 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/liballoc/boxed.rs:1008 [INFO] [stdout] 21: 0x5592ff050b9e - as core::ops::function::FnOnce<()>>::call_once::h85dff111be9c2dc6 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panic.rs:318 [INFO] [stdout] 22: 0x5592ff050b9e - std::panicking::try::do_call::hee6f5a4bef67c840 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panicking.rs:331 [INFO] [stdout] 23: 0x5592ff050b9e - std::panicking::try::h3384d3b948e84dbc [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panicking.rs:274 [INFO] [stdout] 24: 0x5592ff050b9e - std::panic::catch_unwind::h5ae91218e578066d [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panic.rs:394 [INFO] [stdout] 25: 0x5592ff050b9e - test::run_test_in_process::he37a49587889b910 [INFO] [stdout] at src/libtest/lib.rs:541 [INFO] [stdout] 26: 0x5592ff050b9e - test::run_test::run_test_inner::{{closure}}::h4f0d25136ca480c2 [INFO] [stdout] at src/libtest/lib.rs:450 [INFO] [stdout] 27: 0x5592ff028b56 - std::sys_common::backtrace::__rust_begin_short_backtrace::h969eceda34247af3 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/sys_common/backtrace.rs:130 [INFO] [stdout] 28: 0x5592ff02dee5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h912007997cb04e92 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/thread/mod.rs:475 [INFO] [stdout] 29: 0x5592ff02dee5 - as core::ops::function::FnOnce<()>>::call_once::h8795d8b7bd223988 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panic.rs:318 [INFO] [stdout] 30: 0x5592ff02dee5 - std::panicking::try::do_call::hb29b86f86d4d722e [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panicking.rs:331 [INFO] [stdout] 31: 0x5592ff02dee5 - std::panicking::try::h4bfefb3eddc0d900 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panicking.rs:274 [INFO] [stdout] 32: 0x5592ff02dee5 - std::panic::catch_unwind::h774c24d4b38d5828 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panic.rs:394 [INFO] [stdout] 33: 0x5592ff02dee5 - std::thread::Builder::spawn_unchecked::{{closure}}::ha50a32fa99413dde [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/thread/mod.rs:474 [INFO] [stdout] 34: 0x5592ff02dee5 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9dacb8f28d699f86 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libcore/ops/function.rs:232 [INFO] [stdout] 35: 0x5592ff1acd5f - as core::ops::function::FnOnce>::call_once::h7deaeeba480c6ce2 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/liballoc/boxed.rs:1008 [INFO] [stdout] 36: 0x5592ff1c2563 - as core::ops::function::FnOnce>::call_once::h968b1dfb87756523 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/liballoc/boxed.rs:1008 [INFO] [stdout] 37: 0x5592ff1c2563 - std::sys::unix::thread::Thread::new::thread_start::h2399addeb6370595 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:87 [INFO] [stdout] 38: 0x7f0b8cbe06db - start_thread [INFO] [stdout] 39: 0x7f0b8c6f188f - __clone [INFO] [stdout] 40: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] readme_sect_getting_started_line_24 [INFO] [stdout] [INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--test skeptic' [INFO] running `"docker" "inspect" "1de77c9d5222cc41433c19b4507e720889db9f340512d9092efd7f1f2b95c85b"` [INFO] running `"docker" "rm" "-f" "1de77c9d5222cc41433c19b4507e720889db9f340512d9092efd7f1f2b95c85b"` [INFO] [stdout] 1de77c9d5222cc41433c19b4507e720889db9f340512d9092efd7f1f2b95c85b