[INFO] fetching crate codenano 0.5.1... [INFO] testing codenano-0.5.1 against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530 [INFO] extracting crate codenano 0.5.1 into /workspace/builds/worker-11/source [INFO] validating manifest of crates.io crate codenano 0.5.1 on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate codenano 0.5.1 [INFO] finished tweaking crates.io crate codenano 0.5.1 [INFO] tweaked toml for crates.io crate codenano 0.5.1 written to /workspace/builds/worker-11/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded simple_excel_writer v0.1.7 [INFO] [stderr] Downloaded bzip2 v0.4.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 42c43c462e8f662dd1fc87fa4e49d5d527741bd4f27707a9cb25c432782974bf [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" "42c43c462e8f662dd1fc87fa4e49d5d527741bd4f27707a9cb25c432782974bf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "42c43c462e8f662dd1fc87fa4e49d5d527741bd4f27707a9cb25c432782974bf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "42c43c462e8f662dd1fc87fa4e49d5d527741bd4f27707a9cb25c432782974bf", kill_on_drop: false }` [INFO] [stdout] 42c43c462e8f662dd1fc87fa4e49d5d527741bd4f27707a9cb25c432782974bf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e36005f4e8574cc1b8ab168f49083b460e75e455dc1c616fbb7c2c7a53b1ab4d [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" "e36005f4e8574cc1b8ab168f49083b460e75e455dc1c616fbb7c2c7a53b1ab4d", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.95 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling siphasher v0.2.3 [INFO] [stderr] Compiling syn v1.0.72 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling pkg-config v0.3.19 [INFO] [stderr] Compiling cc v1.0.68 [INFO] [stderr] Compiling crc32fast v1.2.1 [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Compiling adler v1.0.2 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Compiling approx v0.1.1 [INFO] [stderr] Compiling byteorder v1.4.3 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling itertools v0.9.0 [INFO] [stderr] Compiling phf_shared v0.7.24 [INFO] [stderr] Compiling phf v0.7.24 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling time v0.1.44 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling bzip2-sys v0.1.10+1.0.8 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling syn v0.14.9 [INFO] [stderr] Compiling flate2 v1.0.20 [INFO] [stderr] Compiling bzip2 v0.4.2 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Compiling phf_codegen v0.7.24 [INFO] [stderr] Compiling palette v0.4.1 [INFO] [stderr] Compiling thiserror-impl v1.0.25 [INFO] [stderr] Compiling palette_derive v0.4.1 [INFO] [stderr] Compiling thiserror v1.0.25 [INFO] [stderr] Compiling zip v0.5.13 [INFO] [stderr] Compiling simple_excel_writer v0.1.7 [INFO] [stderr] Compiling cadnano-format v0.1.0 [INFO] [stderr] Compiling codenano v0.5.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 26.66s [INFO] running `Command { std: "docker" "inspect" "e36005f4e8574cc1b8ab168f49083b460e75e455dc1c616fbb7c2c7a53b1ab4d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e36005f4e8574cc1b8ab168f49083b460e75e455dc1c616fbb7c2c7a53b1ab4d", kill_on_drop: false }` [INFO] [stdout] e36005f4e8574cc1b8ab168f49083b460e75e455dc1c616fbb7c2c7a53b1ab4d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] da9821dc2bbe8d91b842150e6591751da3e0a05138f5d0afa042bbb468dda602 [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" "da9821dc2bbe8d91b842150e6591751da3e0a05138f5d0afa042bbb468dda602", kill_on_drop: false }` [INFO] [stderr] Compiling codenano v0.5.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.97s [INFO] running `Command { std: "docker" "inspect" "da9821dc2bbe8d91b842150e6591751da3e0a05138f5d0afa042bbb468dda602", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "da9821dc2bbe8d91b842150e6591751da3e0a05138f5d0afa042bbb468dda602", kill_on_drop: false }` [INFO] [stdout] da9821dc2bbe8d91b842150e6591751da3e0a05138f5d0afa042bbb468dda602 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 5042bc1d906616a3bf0c44b52e06870561ec62722bf85a37f4ced55364265cd2 [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" "5042bc1d906616a3bf0c44b52e06870561ec62722bf85a37f4ced55364265cd2", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stdout] running 0 tests [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/codenano-50b91beda4008115) [INFO] [stdout] [INFO] [stderr] Doc-tests codenano [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] [stderr] error: test failed, to rerun pass '--doc' [INFO] [stdout] test src/lib.rs - (line 7) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - (line 7) stdout ---- [INFO] [stdout] Test executable failed (exit code 101). [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Read-only file system (os error 30) [INFO] [stdout] [INFO] [stdout] Stack backtrace: [INFO] [stdout] 0: anyhow::error:: for anyhow::Error>::from [INFO] [stdout] 1: as core::ops::try_trait::FromResidual>>::from_residual [INFO] [stdout] 2: codenano::Design::write_to [INFO] [stdout] 3: rust_out::main::_doctest_main_src_lib_rs_7_0 [INFO] [stdout] 4: rust_out::main [INFO] [stdout] 5: core::ops::function::FnOnce::call_once [INFO] [stdout] 6: std::sys_common::backtrace::__rust_begin_short_backtrace [INFO] [stdout] 7: std::rt::lang_start::{{closure}} [INFO] [stdout] 8: core::ops::function::impls:: for &F>::call_once [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/core/src/ops/function.rs:259:13 [INFO] [stdout] std::panicking::try::do_call [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/panicking.rs:401:40 [INFO] [stdout] std::panicking::try [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/panicking.rs:365:19 [INFO] [stdout] std::panic::catch_unwind [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/panic.rs:433:14 [INFO] [stdout] std::rt::lang_start_internal [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/rt.rs:34:21 [INFO] [stdout] 9: std::rt::lang_start [INFO] [stdout] 10: main [INFO] [stdout] 11: __libc_start_main [INFO] [stdout] 12: _start', src/lib.rs:17:35 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55b0897e34b0 - std::backtrace_rs::backtrace::libunwind::trace::h1037ca7e6eeef65c [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stdout] 1: 0x55b0897e34b0 - std::backtrace_rs::backtrace::trace_unsynchronized::haaefac1bc3669450 [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x55b0897e34b0 - std::sys_common::backtrace::_print_fmt::h863a6f5e6d995885 [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x55b0897e34b0 - ::fmt::h767e17e1aa7df6a8 [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x55b0897fce5c - core::fmt::write::h7aa6cd0067dca82a [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/core/src/fmt/mod.rs:1110:17 [INFO] [stdout] 5: 0x55b0897e1ba5 - std::io::Write::write_fmt::h4c802b6f761026c1 [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/io/mod.rs:1584:15 [INFO] [stdout] 6: 0x55b0897e50db - std::sys_common::backtrace::_print::h2769edb26a7eb606 [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 7: 0x55b0897e50db - std::sys_common::backtrace::print::ha71f3549862b4cb6 [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 8: 0x55b0897e50db - std::panicking::default_hook::{{closure}}::h95488a3bade217f6 [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/panicking.rs:208:50 [INFO] [stdout] 9: 0x55b0897e4bb1 - std::panicking::default_hook::h290aa602c0fb11df [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/panicking.rs:225:9 [INFO] [stdout] 10: 0x55b0897e5781 - std::panicking::rust_panic_with_hook::hf32c4fa635e215f2 [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/panicking.rs:622:17 [INFO] [stdout] 11: 0x55b0897e5287 - std::panicking::begin_panic_handler::{{closure}}::h95197ccd88846f7a [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/panicking.rs:519:13 [INFO] [stdout] 12: 0x55b0897e398c - std::sys_common::backtrace::__rust_end_short_backtrace::h7641df9566f7b7d0 [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stdout] 13: 0x55b0897e51e9 - rust_begin_unwind [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/panicking.rs:515:5 [INFO] [stdout] 14: 0x55b08979aff1 - core::panicking::panic_fmt::hbe99dddd3092ba3c [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/core/src/panicking.rs:92:14 [INFO] [stdout] 15: 0x55b08979b083 - core::result::unwrap_failed::hf79563fef9d11ab8 [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/core/src/result.rs:1355:5 [INFO] [stdout] 16: 0x55b0897a0258 - core::result::Result::unwrap::hc537ea08e89257b9 [INFO] [stdout] 17: 0x55b0897b322d - rust_out::main::_doctest_main_src_lib_rs_7_0::h41c8c2ea17e1bd27 [INFO] [stdout] 18: 0x55b0897b2fa6 - rust_out::main::h2a38bb51b9580a7d [INFO] [stdout] 19: 0x55b08979e2f3 - core::ops::function::FnOnce::call_once::h2b2994027e3ddb49 [INFO] [stdout] 20: 0x55b08979dda9 - std::sys_common::backtrace::__rust_begin_short_backtrace::h0646a71575223ddb [INFO] [stdout] 21: 0x55b08979df49 - std::rt::lang_start::{{closure}}::h56dae38fc2742666 [INFO] [stdout] 22: 0x55b0897e5c79 - core::ops::function::impls:: for &F>::call_once::h04259e4a34d07c2f [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/core/src/ops/function.rs:259:13 [INFO] [stdout] 23: 0x55b0897e5c79 - std::panicking::try::do_call::hb8da45704d5cfbbf [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/panicking.rs:401:40 [INFO] [stdout] 24: 0x55b0897e5c79 - std::panicking::try::h4beadc19a78fec52 [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/panicking.rs:365:19 [INFO] [stdout] 25: 0x55b0897e5c79 - std::panic::catch_unwind::hc58016cd36ba81a4 [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/panic.rs:433:14 [INFO] [stdout] 26: 0x55b0897e5c79 - std::rt::lang_start_internal::hc51399759a90501a [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/rt.rs:34:21 [INFO] [stdout] 27: 0x55b08979df31 - std::rt::lang_start::h186ee2dda057dd14 [INFO] [stdout] 28: 0x55b0897b3273 - main [INFO] [stdout] 29: 0x7f38624be0b3 - __libc_start_main [INFO] [stdout] 30: 0x55b08979b78e - _start [INFO] [stdout] 31: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - (line 7) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.31s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "5042bc1d906616a3bf0c44b52e06870561ec62722bf85a37f4ced55364265cd2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5042bc1d906616a3bf0c44b52e06870561ec62722bf85a37f4ced55364265cd2", kill_on_drop: false }` [INFO] [stdout] 5042bc1d906616a3bf0c44b52e06870561ec62722bf85a37f4ced55364265cd2