[INFO] fetching crate id_tree_layout 2.0.4... [INFO] testing id_tree_layout-2.0.4 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1 [INFO] extracting crate id_tree_layout 2.0.4 into /workspace/builds/worker-1-tc2/source [INFO] started tweaking crates.io crate id_tree_layout 2.0.4 [INFO] finished tweaking crates.io crate id_tree_layout 2.0.4 [INFO] tweaked toml for crates.io crate id_tree_layout 2.0.4 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate id_tree_layout 2.0.4 on toolchain b83b707f97d809763b7861afa7638871f3339a33 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate id_tree_layout 2.0.4 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 27e6d7490a4182d85c337e2740efeb981e4de3d7b65772f7a138569968535390 [INFO] running `Command { std: "docker" "start" "-a" "27e6d7490a4182d85c337e2740efeb981e4de3d7b65772f7a138569968535390", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "27e6d7490a4182d85c337e2740efeb981e4de3d7b65772f7a138569968535390", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "27e6d7490a4182d85c337e2740efeb981e4de3d7b65772f7a138569968535390", kill_on_drop: false }` [INFO] [stdout] 27e6d7490a4182d85c337e2740efeb981e4de3d7b65772f7a138569968535390 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ba390d03471218cb46032cb35a1be9528b022401e82123c5e7266959118a6012 [INFO] running `Command { std: "docker" "start" "-a" "ba390d03471218cb46032cb35a1be9528b022401e82123c5e7266959118a6012", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.36 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling serde v1.0.136 [INFO] [stderr] Compiling syn v1.0.86 [INFO] [stderr] Compiling serde_derive v1.0.136 [INFO] [stderr] Compiling serde_json v1.0.79 [INFO] [stderr] Compiling itoa v1.0.1 [INFO] [stderr] Compiling ryu v1.0.9 [INFO] [stderr] Compiling xml_writer v0.4.0 [INFO] [stderr] Compiling quote v1.0.15 [INFO] [stderr] Compiling snowflake v1.3.0 [INFO] [stderr] Compiling id_tree v1.8.0 [INFO] [stderr] Compiling id_tree_layout v2.0.4 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.74s [INFO] running `Command { std: "docker" "inspect" "ba390d03471218cb46032cb35a1be9528b022401e82123c5e7266959118a6012", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ba390d03471218cb46032cb35a1be9528b022401e82123c5e7266959118a6012", kill_on_drop: false }` [INFO] [stdout] ba390d03471218cb46032cb35a1be9528b022401e82123c5e7266959118a6012 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c2a4eca72ed238a05f73f7d61cdc0fee9b5592180053fbb03d216315723985ff [INFO] running `Command { std: "docker" "start" "-a" "c2a4eca72ed238a05f73f7d61cdc0fee9b5592180053fbb03d216315723985ff", kill_on_drop: false }` [INFO] [stderr] Compiling id_tree_layout v2.0.4 (/opt/rustwide/workdir) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.40s [INFO] running `Command { std: "docker" "inspect" "c2a4eca72ed238a05f73f7d61cdc0fee9b5592180053fbb03d216315723985ff", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c2a4eca72ed238a05f73f7d61cdc0fee9b5592180053fbb03d216315723985ff", kill_on_drop: false }` [INFO] [stdout] c2a4eca72ed238a05f73f7d61cdc0fee9b5592180053fbb03d216315723985ff [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 8ed4e78b82d345621d17f35d30876c8dead0be79424403cc7c90a8b1887f9810 [INFO] running `Command { std: "docker" "start" "-a" "8ed4e78b82d345621d17f35d30876c8dead0be79424403cc7c90a8b1887f9810", kill_on_drop: false }` [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/id_tree_layout-287bac5dea1c9905) [INFO] [stdout] [INFO] [stderr] Running tests/embedder_tests.rs (/opt/rustwide/target/debug/deps/embedder_tests-2abcc29c39cd62e4) [INFO] [stdout] running 0 tests [INFO] [stdout] [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 4 tests [INFO] [stdout] test empty_tree ... ok [INFO] [stdout] test tree_with_single_node ... ok [INFO] [stdout] test more_complex_tree ... ok [INFO] [stdout] test moved_nodes ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests id_tree_layout [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test src/layouter.rs - layouter::Layouter<'a,'b,'c,T>::with_drawer (line 87) ... ok [INFO] [stdout] test src/layouter.rs - layouter::Layouter<'a,'b,'c,T>::with_file_path (line 57) ... ok [INFO] [stdout] test src/layouter.rs - layouter::Layouter<'a,'b,'c,T>::new (line 30) ... ok [INFO] [stdout] test src/layouter.rs - layouter::Layouter<'a,'b,'c,T>::write (line 128) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/layouter.rs - layouter::Layouter<'a,'b,'c,T>::write (line 128) stdout ---- [INFO] [stdout] Test executable failed (exit status: 101). [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] [INFO] [stdout] thread 'main' (105) panicked at src/layouter.rs:20:14: [INFO] [stdout] Failed writing layout: LayouterError { description: "IoError", io_error: Some(Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }) } [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5b022e19ae02 - std::backtrace_rs::backtrace::libunwind::trace::h589a96ef7638b383 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stdout] 1: 0x5b022e19ae02 - std::backtrace_rs::backtrace::trace_unsynchronized::h23a30a7548c40de4 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stdout] 2: 0x5b022e19ae02 - std::sys::backtrace::_print_fmt::h87dabd6535c8c07a [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/sys/backtrace.rs:66:9 [INFO] [stdout] 3: 0x5b022e19ae02 - ::fmt::hffd20ad4e5eca8ab [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/sys/backtrace.rs:39:26 [INFO] [stdout] 4: 0x5b022e1aaa8f - core::fmt::rt::Argument::fmt::h75c83e3fd5ce2419 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/core/src/fmt/rt.rs:173:76 [INFO] [stdout] 5: 0x5b022e1aaa8f - core::fmt::write::h6d9d3a7cfd7b84f5 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/core/src/fmt/mod.rs:1468:25 [INFO] [stdout] 6: 0x5b022e178b13 - std::io::default_write_fmt::ha7130bf70117e1da [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/io/mod.rs:639:11 [INFO] [stdout] 7: 0x5b022e178b13 - std::io::Write::write_fmt::h22459ad26fe60c51 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/io/mod.rs:1954:13 [INFO] [stdout] 8: 0x5b022e17e2b2 - std::sys::backtrace::BacktraceLock::print::hb28797143397220e [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/sys/backtrace.rs:42:9 [INFO] [stdout] 9: 0x5b022e17fcfc - std::panicking::default_hook::{{closure}}::h7555113b62983743 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/panicking.rs:301:27 [INFO] [stdout] 10: 0x5b022e17fb56 - std::panicking::default_hook::h2714b564abe8d914 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/panicking.rs:328:9 [INFO] [stdout] 11: 0x5b022e1802d5 - std::panicking::panic_with_hook::h190dc82263685ec5 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/panicking.rs:834:13 [INFO] [stdout] 12: 0x5b022e18016a - std::panicking::panic_handler::{{closure}}::h8b036a1b366643ac [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/panicking.rs:707:13 [INFO] [stdout] 13: 0x5b022e17e3e9 - std::sys::backtrace::__rust_end_short_backtrace::h45affcfc0c830da8 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/sys/backtrace.rs:174:18 [INFO] [stdout] 14: 0x5b022e16d4ed - __rustc[9b67c8562bba447b]::rust_begin_unwind [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/panicking.rs:698:5 [INFO] [stdout] 15: 0x5b022e1b20d0 - core::panicking::panic_fmt::hc084f85b1e76c16d [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/core/src/panicking.rs:75:14 [INFO] [stdout] 16: 0x5b022e1b17c6 - core::result::unwrap_failed::hf926a4254073b4aa [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/core/src/result.rs:1852:5 [INFO] [stdout] 17: 0x5b022e14d810 - core::result::Result::expect::he4fd75b0f2389a35 [INFO] [stdout] 18: 0x5b022e15000b - rust_out::main::_doctest_main_src_layouter_rs_128_0::hd70b19acfca8b1af [INFO] [stdout] 19: 0x5b022e14ff26 - rust_out::main::h542e0f1f2a7f6b11 [INFO] [stdout] 20: 0x5b022e14b913 - core::ops::function::FnOnce::call_once::h21e4d13f24e06a24 [INFO] [stdout] 21: 0x5b022e14b4c6 - std::sys::backtrace::__rust_begin_short_backtrace::h603ef4a30a4f78fd [INFO] [stdout] 22: 0x5b022e14b289 - std::rt::lang_start::{{closure}}::h433d00c5fb7f893d [INFO] [stdout] 23: 0x5b022e179da0 - core::ops::function::impls:: for &F>::call_once::hcc75fa61d21ecbe5 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/core/src/ops/function.rs:290:21 [INFO] [stdout] 24: 0x5b022e179da0 - std::panicking::catch_unwind::do_call::h38c051a071ca3bc0 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/panicking.rs:590:40 [INFO] [stdout] 25: 0x5b022e179da0 - std::panicking::catch_unwind::hede2a2f6f4519f78 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/panicking.rs:553:19 [INFO] [stdout] 26: 0x5b022e179da0 - std::panic::catch_unwind::h94765a19f52c0a43 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/panic.rs:359:14 [INFO] [stdout] 27: 0x5b022e179da0 - std::rt::lang_start_internal::{{closure}}::hb89c21d557706591 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/rt.rs:175:24 [INFO] [stdout] 28: 0x5b022e179da0 - std::panicking::catch_unwind::do_call::h50685f05733aeeef [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/panicking.rs:590:40 [INFO] [stdout] 29: 0x5b022e179da0 - std::panicking::catch_unwind::hf9ba9716b02e6738 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/panicking.rs:553:19 [INFO] [stdout] 30: 0x5b022e179da0 - std::panic::catch_unwind::h29770e281302b24d [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/panic.rs:359:14 [INFO] [stdout] 31: 0x5b022e179da0 - std::rt::lang_start_internal::hd5573b1f5f705a2a [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/rt.rs:171:5 [INFO] [stdout] 32: 0x5b022e14b271 - std::rt::lang_start::habd89dad5a59b012 [INFO] [stdout] 33: 0x5b022e1507f5 - main [INFO] [stdout] 34: 0x73530a96d1ca - [INFO] [stdout] 35: 0x73530a96d28b - __libc_start_main [INFO] [stdout] 36: 0x5b022e149915 - _start [INFO] [stdout] 37: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/layouter.rs - layouter::Layouter<'a,'b,'c,T>::write (line 128) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 3 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.61s [INFO] [stdout] [INFO] [stderr] error: doctest failed, to rerun pass `--doc` [INFO] running `Command { std: "docker" "inspect" "8ed4e78b82d345621d17f35d30876c8dead0be79424403cc7c90a8b1887f9810", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8ed4e78b82d345621d17f35d30876c8dead0be79424403cc7c90a8b1887f9810", kill_on_drop: false }` [INFO] [stdout] 8ed4e78b82d345621d17f35d30876c8dead0be79424403cc7c90a8b1887f9810