[INFO] fetching crate html-minifier 3.0.13...
[INFO] testing html-minifier-3.0.13 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate html-minifier 3.0.13 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate html-minifier 3.0.13 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate html-minifier 3.0.13
[INFO] finished tweaking crates.io crate html-minifier 3.0.13
[INFO] tweaked toml for crates.io crate html-minifier 3.0.13 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] df1a6ce9c6504e4c383fa1f75846164b79e75e8a88c874faf6de73abd50a56bd
[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" "df1a6ce9c6504e4c383fa1f75846164b79e75e8a88c874faf6de73abd50a56bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "df1a6ce9c6504e4c383fa1f75846164b79e75e8a88c874faf6de73abd50a56bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df1a6ce9c6504e4c383fa1f75846164b79e75e8a88c874faf6de73abd50a56bd", kill_on_drop: false }`
[INFO] [stdout] df1a6ce9c6504e4c383fa1f75846164b79e75e8a88c874faf6de73abd50a56bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] dddeebab0fbca95ec017623ab9efca3aecd46daa6279a6bac5d0f26cf838a790
[INFO] running `Command { std: "docker" "start" "-a" "dddeebab0fbca95ec017623ab9efca3aecd46daa6279a6bac5d0f26cf838a790", kill_on_drop: false }`
[INFO] [stderr] Compiling enum-ordinalize v3.1.10
[INFO] [stderr] Compiling educe v0.4.18
[INFO] [stderr] Compiling html-minifier v3.0.13 (/opt/rustwide/workdir)
[INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 8.55s
[INFO] running `Command { std: "docker" "inspect" "dddeebab0fbca95ec017623ab9efca3aecd46daa6279a6bac5d0f26cf838a790", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dddeebab0fbca95ec017623ab9efca3aecd46daa6279a6bac5d0f26cf838a790", kill_on_drop: false }`
[INFO] [stdout] dddeebab0fbca95ec017623ab9efca3aecd46daa6279a6bac5d0f26cf838a790
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] debe3210a1fa9044421046793d65f3368e42794067498fcca92259cd355937c8
[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" "debe3210a1fa9044421046793d65f3368e42794067498fcca92259cd355937c8", kill_on_drop: false }`
[INFO] [stderr] Compiling html-minifier v3.0.13 (/opt/rustwide/workdir)
[INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.62s
[INFO] running `Command { std: "docker" "inspect" "debe3210a1fa9044421046793d65f3368e42794067498fcca92259cd355937c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "debe3210a1fa9044421046793d65f3368e42794067498fcca92259cd355937c8", kill_on_drop: false }`
[INFO] [stdout] debe3210a1fa9044421046793d65f3368e42794067498fcca92259cd355937c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2f94bfbe7acb867a3fc5f3ca99902cdd0b111d67672b5deddb1afe17b9acaa53
[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" "2f94bfbe7acb867a3fc5f3ca99902cdd0b111d67672b5deddb1afe17b9acaa53", kill_on_drop: false }`
[INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/html_minifier-fc8104c255f2a8bb)
[INFO] [stdout]
[INFO] [stderr] Doc-tests html-minifier
[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 src/lib.rs - (line 80) ... ok
[INFO] [stdout] test src/lib.rs - (line 96) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 24) ... ok
[INFO] [stdout] test src/lib.rs - (line 68) ... ok
[INFO] [stdout]
[INFO] [stdout] failures:
[INFO] [stdout]
[INFO] [stdout] ---- src/lib.rs - (line 96) 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: Os { code: 2, kind: NotFound, message: "No such file or directory" }', src/lib.rs:11:92
[INFO] [stdout] stack backtrace:
[INFO] [stdout] 0: 0x562e330e1b2c - std::backtrace_rs::backtrace::libunwind::trace::h51faa62df48810e4
[INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stdout] 1: 0x562e330e1b2c - std::backtrace_rs::backtrace::trace_unsynchronized::h91de4d8e16d607e4
[INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout] 2: 0x562e330e1b2c - std::sys_common::backtrace::_print_fmt::h71b0935f97e4322c
[INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout] 3: 0x562e330e1b2c - ::fmt::h9a78218788c14e18
[INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stdout] 4: 0x562e330fd4ec - core::fmt::write::h3381b3176fe2b3d3
[INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/core/src/fmt/mod.rs:1150:17
[INFO] [stdout] 5: 0x562e330dfb45 - std::io::Write::write_fmt::h1d5220480c7a2437
[INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/io/mod.rs:1667:15
[INFO] [stdout] 6: 0x562e330e3220 - std::sys_common::backtrace::_print::h4b77abc4d907ed0e
[INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stdout] 7: 0x562e330e3220 - std::sys_common::backtrace::print::hb170c60b542377ad
[INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stdout] 8: 0x562e330e3220 - std::panicking::default_hook::{{closure}}::h12bbda9af8901ee3
[INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:210:50
[INFO] [stdout] 9: 0x562e330e2dd7 - std::panicking::default_hook::h8c6c66d3f3ba6768
[INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:227:9
[INFO] [stdout] 10: 0x562e330e38d4 - std::panicking::rust_panic_with_hook::h36f2fa0bb09f4069
[INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:624:17
[INFO] [stdout] 11: 0x562e330e33b0 - std::panicking::begin_panic_handler::{{closure}}::h9c42b65a42d06a7a
[INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:521:13
[INFO] [stdout] 12: 0x562e330e1ff4 - std::sys_common::backtrace::__rust_end_short_backtrace::hc791bddfe31e532c
[INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stdout] 13: 0x562e330e3319 - rust_begin_unwind
[INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:517:5
[INFO] [stdout] 14: 0x562e3309de51 - core::panicking::panic_fmt::hf9de31d4acbce4db
[INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/core/src/panicking.rs:101:14
[INFO] [stdout] 15: 0x562e3309dee3 - core::result::unwrap_failed::ha0c84e81219e5878
[INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/core/src/result.rs:1617:5
[INFO] [stdout] 16: 0x562e330ab519 - core::result::Result::unwrap::hca689ec31c4effd7
[INFO] [stdout] 17: 0x562e330ada5e - rust_out::main::_doctest_main_src_lib_rs_96_0::ha98be6325e11d005
[INFO] [stdout] 18: 0x562e330ada26 - rust_out::main::h61823b600df25383
[INFO] [stdout] 19: 0x562e330aa3d3 - core::ops::function::FnOnce::call_once::h3d07824a44777914
[INFO] [stdout] 20: 0x562e330a96e9 - std::sys_common::backtrace::__rust_begin_short_backtrace::hd0fdc54e9188a18d
[INFO] [stdout] 21: 0x562e330a9d19 - std::rt::lang_start::{{closure}}::hec4f5193e4af3c47
[INFO] [stdout] 22: 0x562e330e3dda - core::ops::function::impls:: for &F>::call_once::hc590b210ed55e22f
[INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/core/src/ops/function.rs:259:13
[INFO] [stdout] 23: 0x562e330e3dda - std::panicking::try::do_call::h5f0600b7a33ea1af
[INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:403:40
[INFO] [stdout] 24: 0x562e330e3dda - std::panicking::try::he15826df0f376a33
[INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:367:19
[INFO] [stdout] 25: 0x562e330e3dda - std::panic::catch_unwind::hd8af3a578b6b4c86
[INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panic.rs:129:14
[INFO] [stdout] 26: 0x562e330e3dda - std::rt::lang_start_internal::{{closure}}::h301d1329324ae1f0
[INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/rt.rs:45:48
[INFO] [stdout] 27: 0x562e330e3dda - std::panicking::try::do_call::h941e8fdb0bd03655
[INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:403:40
[INFO] [stdout] 28: 0x562e330e3dda - std::panicking::try::ha20a77bf65530f63
[INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:367:19
[INFO] [stdout] 29: 0x562e330e3dda - std::panic::catch_unwind::h33afc061cc69ef90
[INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panic.rs:129:14
[INFO] [stdout] 30: 0x562e330e3dda - std::rt::lang_start_internal::hc05c244593147106
[INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/rt.rs:45:20
[INFO] [stdout] 31: 0x562e330a9cf1 - std::rt::lang_start::he85d58294892489a
[INFO] [stdout] 32: 0x562e330adcb3 - main
[INFO] [stdout] 33: 0x7fbff91d90b3 - __libc_start_main
[INFO] [stdout] 34: 0x562e3309e5ce - _start
[INFO] [stdout] 35: 0x0 -
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] failures:
[INFO] [stdout] src/lib.rs - (line 96)
[INFO] [stdout]
[INFO] [stdout] test result: FAILED. 3 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.08s
[INFO] [stdout]
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "2f94bfbe7acb867a3fc5f3ca99902cdd0b111d67672b5deddb1afe17b9acaa53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f94bfbe7acb867a3fc5f3ca99902cdd0b111d67672b5deddb1afe17b9acaa53", kill_on_drop: false }`
[INFO] [stdout] 2f94bfbe7acb867a3fc5f3ca99902cdd0b111d67672b5deddb1afe17b9acaa53