[INFO] fetching crate id_tree_layout 2.0.4... [INFO] testing id_tree_layout-2.0.4 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145330-1 [INFO] extracting crate id_tree_layout 2.0.4 into /workspace/builds/worker-4-tc1/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-4-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate id_tree_layout 2.0.4 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded snowflake v1.3.0 [INFO] [stderr] Downloaded id_tree v1.8.0 [INFO] [stderr] Downloaded xml_writer v0.4.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 56632be9ed73cd3c6fa2042384db26ae746f75426fa3f9c1570123c2224e4162 [INFO] running `Command { std: "docker" "start" "-a" "56632be9ed73cd3c6fa2042384db26ae746f75426fa3f9c1570123c2224e4162", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "56632be9ed73cd3c6fa2042384db26ae746f75426fa3f9c1570123c2224e4162", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "56632be9ed73cd3c6fa2042384db26ae746f75426fa3f9c1570123c2224e4162", kill_on_drop: false }` [INFO] [stdout] 56632be9ed73cd3c6fa2042384db26ae746f75426fa3f9c1570123c2224e4162 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3e51d9cebb033419f80ca2db85a13ea939c12c871af356605b578e9eee52d128 [INFO] running `Command { std: "docker" "start" "-a" "3e51d9cebb033419f80ca2db85a13ea939c12c871af356605b578e9eee52d128", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.36 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.86 [INFO] [stderr] Compiling serde v1.0.136 [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 10.16s [INFO] running `Command { std: "docker" "inspect" "3e51d9cebb033419f80ca2db85a13ea939c12c871af356605b578e9eee52d128", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3e51d9cebb033419f80ca2db85a13ea939c12c871af356605b578e9eee52d128", kill_on_drop: false }` [INFO] [stdout] 3e51d9cebb033419f80ca2db85a13ea939c12c871af356605b578e9eee52d128 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ec3929f275ed8225296223906a187402d3c1e9c9db8b2cbb6a0e1ec2a6682e57 [INFO] running `Command { std: "docker" "start" "-a" "ec3929f275ed8225296223906a187402d3c1e9c9db8b2cbb6a0e1ec2a6682e57", 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 1.11s [INFO] running `Command { std: "docker" "inspect" "ec3929f275ed8225296223906a187402d3c1e9c9db8b2cbb6a0e1ec2a6682e57", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ec3929f275ed8225296223906a187402d3c1e9c9db8b2cbb6a0e1ec2a6682e57", kill_on_drop: false }` [INFO] [stdout] ec3929f275ed8225296223906a187402d3c1e9c9db8b2cbb6a0e1ec2a6682e57 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] ec6f814262b37e9db1ffc1a1083ea3e6bad683646e3801f30d37968cca2f883f [INFO] running `Command { std: "docker" "start" "-a" "ec6f814262b37e9db1ffc1a1083ea3e6bad683646e3801f30d37968cca2f883f", kill_on_drop: false }` [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s [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; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/id_tree_layout-287bac5dea1c9905) [INFO] [stderr] Running tests/embedder_tests.rs (/opt/rustwide/target/debug/deps/embedder_tests-2abcc29c39cd62e4) [INFO] [stdout] test empty_tree ... ok [INFO] [stdout] test tree_with_single_node ... ok [INFO] [stdout] test moved_nodes ... ok [INFO] [stdout] test more_complex_tree ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.10s [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_file_path (line 57) ... ok [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>::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' (148) 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: 0x64c2c2556a02 - std::backtrace_rs::backtrace::libunwind::trace::h0fb8082ca5562a61 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stdout] 1: 0x64c2c2556a02 - std::backtrace_rs::backtrace::trace_unsynchronized::hfaa258994374a3cd [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stdout] 2: 0x64c2c2556a02 - std::sys::backtrace::_print_fmt::h11496fe34963a885 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:66:9 [INFO] [stdout] 3: 0x64c2c2556a02 - ::fmt::hff1a9408d012ee89 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:39:26 [INFO] [stdout] 4: 0x64c2c2573e8f - core::fmt::rt::Argument::fmt::hf11195b61445f5d1 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/fmt/rt.rs:173:76 [INFO] [stdout] 5: 0x64c2c2573e8f - core::fmt::write::h2f1fc679f228cc52 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/fmt/mod.rs:1468:25 [INFO] [stdout] 6: 0x64c2c25481a3 - std::io::default_write_fmt::hdd5e6d67566e664d [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/io/mod.rs:639:11 [INFO] [stdout] 7: 0x64c2c25481a3 - std::io::Write::write_fmt::haa2231cbd9aebf95 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/io/mod.rs:1954:13 [INFO] [stdout] 8: 0x64c2c2556852 - std::sys::backtrace::BacktraceLock::print::h28bfdbcac6d3828b [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:42:9 [INFO] [stdout] 9: 0x64c2c25461ac - std::panicking::default_hook::{{closure}}::h1f968e3a24b0e3b4 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:301:27 [INFO] [stdout] 10: 0x64c2c2545ff3 - std::panicking::default_hook::h43da101644971931 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:328:9 [INFO] [stdout] 11: 0x64c2c25466ea - std::panicking::panic_with_hook::hb4e916c3e65eccec [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:834:13 [INFO] [stdout] 12: 0x64c2c25563da - std::panicking::panic_handler::{{closure}}::hbff715d0475cf1bd [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:707:13 [INFO] [stdout] 13: 0x64c2c2556339 - std::sys::backtrace::__rust_end_short_backtrace::hd6f43484e45a4955 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:174:18 [INFO] [stdout] 14: 0x64c2c2546b8d - __rustc[b29d3319de9a3146]::rust_begin_unwind [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:698:5 [INFO] [stdout] 15: 0x64c2c2579ee0 - core::panicking::panic_fmt::h5f8d281875be5ff1 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/panicking.rs:75:14 [INFO] [stdout] 16: 0x64c2c257ad06 - core::result::unwrap_failed::hbb243a6a8b53218d [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/result.rs:1852:5 [INFO] [stdout] 17: 0x64c2c2517e50 - core::result::Result::expect::hf603ce7ac1d55933 [INFO] [stdout] 18: 0x64c2c25184db - rust_out::main::_doctest_main_src_layouter_rs_128_0::h4afae6513b20c364 [INFO] [stdout] 19: 0x64c2c25183f6 - rust_out::main::h7e777e61203ca549 [INFO] [stdout] 20: 0x64c2c25169f3 - core::ops::function::FnOnce::call_once::h894b479a9b16664c [INFO] [stdout] 21: 0x64c2c2518936 - std::sys::backtrace::__rust_begin_short_backtrace::hcbf029d2da904189 [INFO] [stdout] 22: 0x64c2c25183c9 - std::rt::lang_start::{{closure}}::h3a05cfdeea429f55 [INFO] [stdout] 23: 0x64c2c2557010 - core::ops::function::impls:: for &F>::call_once::h32dc2b2f49a48277 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/ops/function.rs:290:21 [INFO] [stdout] 24: 0x64c2c2557010 - std::panicking::catch_unwind::do_call::h3353546a38525559 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:590:40 [INFO] [stdout] 25: 0x64c2c2557010 - std::panicking::catch_unwind::h57fb70202d1ae368 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:553:19 [INFO] [stdout] 26: 0x64c2c2557010 - std::panic::catch_unwind::h4b724a52bb5803b4 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panic.rs:359:14 [INFO] [stdout] 27: 0x64c2c2557010 - std::rt::lang_start_internal::{{closure}}::h3724b3072c80532a [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/rt.rs:175:24 [INFO] [stdout] 28: 0x64c2c2557010 - std::panicking::catch_unwind::do_call::h4f6e90f858bd1c3f [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:590:40 [INFO] [stdout] 29: 0x64c2c2557010 - std::panicking::catch_unwind::h81c085c0d350991c [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:553:19 [INFO] [stdout] 30: 0x64c2c2557010 - std::panic::catch_unwind::h289049af1176d82a [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panic.rs:359:14 [INFO] [stdout] 31: 0x64c2c2557010 - std::rt::lang_start_internal::h3c37ebeb799b11e1 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/rt.rs:171:5 [INFO] [stdout] 32: 0x64c2c25183b1 - std::rt::lang_start::h5b53c8738ceaa0f6 [INFO] [stdout] 33: 0x64c2c2518995 - main [INFO] [stdout] 34: 0x712e68bd51ca - [INFO] [stdout] 35: 0x712e68bd528b - __libc_start_main [INFO] [stdout] 36: 0x64c2c2511a85 - _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 0.65s [INFO] [stdout] [INFO] [stderr] error: doctest failed, to rerun pass `--doc` [INFO] running `Command { std: "docker" "inspect" "ec6f814262b37e9db1ffc1a1083ea3e6bad683646e3801f30d37968cca2f883f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ec6f814262b37e9db1ffc1a1083ea3e6bad683646e3801f30d37968cca2f883f", kill_on_drop: false }` [INFO] [stdout] ec6f814262b37e9db1ffc1a1083ea3e6bad683646e3801f30d37968cca2f883f