[INFO] fetching crate rustpython-unparser 0.2.4...
[INFO] testing rustpython-unparser-0.2.4 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate rustpython-unparser 0.2.4 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate rustpython-unparser 0.2.4
[INFO] finished tweaking crates.io crate rustpython-unparser 0.2.4
[INFO] tweaked toml for crates.io crate rustpython-unparser 0.2.4 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rustpython-unparser 0.2.4 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rustpython-unparser 0.2.4 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded phf_codegen v0.11.2
[INFO] [stderr]   Downloaded is-macro v0.3.7
[INFO] [stderr]   Downloaded unicode_names2_generator v1.3.0
[INFO] [stderr]   Downloaded rustpython-parser-core v0.4.0
[INFO] [stderr]   Downloaded unic-ucd-ident v0.9.0
[INFO] [stderr]   Downloaded rustpython-parser-vendored v0.4.0
[INFO] [stderr]   Downloaded malachite v0.4.16
[INFO] [stderr]   Downloaded rustpython-literal v0.4.0
[INFO] [stderr]   Downloaded malachite-bigint v0.2.0
[INFO] [stderr]   Downloaded semver v1.0.24
[INFO] [stderr]   Downloaded unic-ucd-category v0.9.0
[INFO] [stderr]   Downloaded rustpython-ast v0.4.0
[INFO] [stderr]   Downloaded derive_more v0.99.18
[INFO] [stderr]   Downloaded lexical-parse-integer v0.8.6
[INFO] [stderr]   Downloaded lexical-util v0.8.5
[INFO] [stderr]   Downloaded rustpython-parser v0.4.0
[INFO] [stderr]   Downloaded syn v2.0.94
[INFO] [stderr]   Downloaded lexical-parse-float v0.8.5
[INFO] [stderr]   Downloaded malachite-q v0.4.16
[INFO] [stderr]   Downloaded unicode_names2 v1.3.0
[INFO] [stderr]   Downloaded malachite-base v0.4.16
[INFO] [stderr]   Downloaded malachite-nz v0.4.16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6154fba6d42ff17dc619999b0dc9d1bf3f8aeca9e3ff70c52634b5e1af3c854d
[INFO] running `Command { std: "docker" "start" "-a" "6154fba6d42ff17dc619999b0dc9d1bf3f8aeca9e3ff70c52634b5e1af3c854d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6154fba6d42ff17dc619999b0dc9d1bf3f8aeca9e3ff70c52634b5e1af3c854d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6154fba6d42ff17dc619999b0dc9d1bf3f8aeca9e3ff70c52634b5e1af3c854d", kill_on_drop: false }`
[INFO] [stdout] 6154fba6d42ff17dc619999b0dc9d1bf3f8aeca9e3ff70c52634b5e1af3c854d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 493c7e1bc5dcc97f4d6482d002b384ffd2765fe3392bf563f959b1b7389b03d3
[INFO] running `Command { std: "docker" "start" "-a" "493c7e1bc5dcc97f4d6482d002b384ffd2765fe3392bf563f959b1b7389b03d3", kill_on_drop: false }`
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling libm v0.2.11
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling malachite-nz v0.4.16
[INFO] [stderr]    Compiling unic-common v0.9.0
[INFO] [stderr]    Compiling unic-char-range v0.9.0
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]    Compiling lexical-util v0.8.5
[INFO] [stderr]    Compiling matches v0.1.10
[INFO] [stderr]    Compiling hexf-parse v0.2.1
[INFO] [stderr]    Compiling rustpython-parser-vendored v0.4.0
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling unic-ucd-version v0.9.0
[INFO] [stderr]    Compiling unic-char-property v0.9.0
[INFO] [stderr]    Compiling itertools v0.11.0
[INFO] [stderr]    Compiling unic-ucd-category v0.9.0
[INFO] [stderr]    Compiling syn v2.0.94
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling lexical-parse-integer v0.8.6
[INFO] [stderr]    Compiling lexical-parse-float v0.8.5
[INFO] [stderr]    Compiling malachite-base v0.4.16
[INFO] [stderr]    Compiling is-macro v0.3.7
[INFO] [stderr]    Compiling derive_more v0.99.18
[INFO] [stderr]    Compiling rustpython-literal v0.4.0
[INFO] [stderr]    Compiling rustpython-parser-core v0.4.0
[INFO] [stderr]    Compiling malachite-q v0.4.16
[INFO] [stderr]    Compiling malachite v0.4.16
[INFO] [stderr]    Compiling malachite-bigint v0.2.0
[INFO] [stderr]    Compiling rustpython-ast v0.4.0
[INFO] [stderr]    Compiling rustpython-unparser v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.31s
[INFO] running `Command { std: "docker" "inspect" "493c7e1bc5dcc97f4d6482d002b384ffd2765fe3392bf563f959b1b7389b03d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "493c7e1bc5dcc97f4d6482d002b384ffd2765fe3392bf563f959b1b7389b03d3", kill_on_drop: false }`
[INFO] [stdout] 493c7e1bc5dcc97f4d6482d002b384ffd2765fe3392bf563f959b1b7389b03d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] c0ac39b93e5f21adb32c76e476f8a75ccbd2b3a7cdfcb2e778e4f42d0a246fdf
[INFO] running `Command { std: "docker" "start" "-a" "c0ac39b93e5f21adb32c76e476f8a75ccbd2b3a7cdfcb2e778e4f42d0a246fdf", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling siphasher v0.3.11
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]    Compiling anyhow v1.0.95
[INFO] [stderr]    Compiling log v0.4.22
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling unic-ucd-ident v0.9.0
[INFO] [stderr]    Compiling unic-emoji-char v0.9.0
[INFO] [stderr]    Compiling lalrpop-util v0.20.2
[INFO] [stderr]    Compiling diff v0.1.13
[INFO] [stderr]    Compiling phf_shared v0.11.2
[INFO] [stderr]    Compiling itertools v0.11.0
[INFO] [stderr]    Compiling pretty_assertions v1.4.1
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling phf v0.11.2
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling malachite-base v0.4.16
[INFO] [stderr]    Compiling phf_generator v0.11.2
[INFO] [stderr]    Compiling phf_codegen v0.11.2
[INFO] [stderr]    Compiling unicode_names2_generator v1.3.0
[INFO] [stderr]    Compiling rustpython-parser v0.4.0
[INFO] [stderr]    Compiling unicode_names2 v1.3.0
[INFO] [stderr]    Compiling malachite-nz v0.4.16
[INFO] [stderr]    Compiling malachite-q v0.4.16
[INFO] [stderr]    Compiling malachite v0.4.16
[INFO] [stderr]    Compiling malachite-bigint v0.2.0
[INFO] [stderr]    Compiling rustpython-ast v0.4.0
[INFO] [stderr]    Compiling rustpython-unparser v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 34.27s
[INFO] running `Command { std: "docker" "inspect" "c0ac39b93e5f21adb32c76e476f8a75ccbd2b3a7cdfcb2e778e4f42d0a246fdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0ac39b93e5f21adb32c76e476f8a75ccbd2b3a7cdfcb2e778e4f42d0a246fdf", kill_on_drop: false }`
[INFO] [stdout] c0ac39b93e5f21adb32c76e476f8a75ccbd2b3a7cdfcb2e778e4f42d0a246fdf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] ef3ad69436787bb2bae07c06879f21363b1cceb34c69452dc357efc2a8cc767f
[INFO] running `Command { std: "docker" "start" "-a" "ef3ad69436787bb2bae07c06879f21363b1cceb34c69452dc357efc2a8cc767f", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/rustpython_unparser-b07d4451b1acde4b)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::test_fuzzy_files ... ignored, Fuzzy tests are unstable and should only be used to explore new test cases
[INFO] [stdout] test tests::test_predefined_files ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_predefined_files stdout ----
[INFO] [stdout] Error: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::test_predefined_files
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "ef3ad69436787bb2bae07c06879f21363b1cceb34c69452dc357efc2a8cc767f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef3ad69436787bb2bae07c06879f21363b1cceb34c69452dc357efc2a8cc767f", kill_on_drop: false }`
[INFO] [stdout] ef3ad69436787bb2bae07c06879f21363b1cceb34c69452dc357efc2a8cc767f