[INFO] cloning repository https://github.com/uranusjr/molt
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/uranusjr/molt" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Furanusjr%2Fmolt", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Furanusjr%2Fmolt'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 43f17bf54d6c6fca62836676a926b5a27d602095
[INFO] checking uranusjr/molt against try#8a0378607d6b34c242e3bfa75554871be641864b for pr-143028
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Furanusjr%2Fmolt" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/uranusjr/molt
[INFO] finished tweaking git repo https://github.com/uranusjr/molt
[INFO] tweaked toml for git repo https://github.com/uranusjr/molt written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/uranusjr/molt on toolchain 8a0378607d6b34c242e3bfa75554871be641864b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8a0378607d6b34c242e3bfa75554871be641864b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/uranusjr/molt 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" "+8a0378607d6b34c242e3bfa75554871be641864b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[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 tempfile v3.0.7
[INFO] [stderr]   Downloaded unindent v0.1.3
[INFO] [stderr]   Downloaded dunce v1.0.0
[INFO] [stderr]   Downloaded rust-embed-impl v4.3.0
[INFO] [stderr]   Downloaded rust-embed v4.3.0
[INFO] [stderr]   Downloaded csv v1.0.6
[INFO] [stderr]   Downloaded assert-json-diff v1.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8a0378607d6b34c242e3bfa75554871be641864b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c0fe22078a49fd8995bc7436390eba75363bb4fe01afc79f2a0c7a6ef1400a10
[INFO] running `Command { std: "docker" "start" "-a" "c0fe22078a49fd8995bc7436390eba75363bb4fe01afc79f2a0c7a6ef1400a10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c0fe22078a49fd8995bc7436390eba75363bb4fe01afc79f2a0c7a6ef1400a10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0fe22078a49fd8995bc7436390eba75363bb4fe01afc79f2a0c7a6ef1400a10", kill_on_drop: false }`
[INFO] [stdout] c0fe22078a49fd8995bc7436390eba75363bb4fe01afc79f2a0c7a6ef1400a10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8a0378607d6b34c242e3bfa75554871be641864b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0a84bea55c732ebbacca80cab35ff97fbdc3b1d09db98d6bf8603b2b8e9a5fd6
[INFO] running `Command { std: "docker" "start" "-a" "0a84bea55c732ebbacca80cab35ff97fbdc3b1d09db98d6bf8603b2b8e9a5fd6", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling libc v0.2.51
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.30
[INFO] [stderr]    Compiling cc v1.0.35
[INFO] [stderr]     Checking rand_core v0.4.0
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling serde v1.0.90
[INFO] [stderr]    Compiling ryu v0.2.7
[INFO] [stderr]    Compiling cfg-if v0.1.7
[INFO] [stderr]    Compiling rustc-demangle v0.1.13
[INFO] [stderr]    Compiling same-file v1.0.4
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking itoa v0.4.3
[INFO] [stderr]     Checking smallvec v0.6.9
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]    Compiling walkdir v2.2.7
[INFO] [stderr]     Checking unicode-normalization v0.1.8
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_jitter v0.1.3
[INFO] [stderr]     Checking ucd-util v0.1.3
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]    Compiling backtrace v0.3.15
[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 regex v1.1.5
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking regex-syntax v0.6.6
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking remove_dir_all v0.5.1
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking encode_unicode v0.3.5
[INFO] [stderr]     Checking utf8-ranges v1.0.2
[INFO] [stderr]     Checking unindent v0.1.3
[INFO] [stderr]     Checking dunce v1.0.0
[INFO] [stderr]     Checking rust-ini v0.13.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking term v0.5.2
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking csv-core v0.1.5
[INFO] [stderr]     Checking aho-corasick v0.7.3
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]    Compiling rust-embed-impl v4.3.0
[INFO] [stderr]     Checking rust-embed v4.3.0
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking tempfile v3.0.7
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling serde_derive v1.0.90
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]     Checking which v2.0.1
[INFO] [stderr]    Compiling molt v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> build.rs:29:18
[INFO] [stdout]    |
[INFO] [stdout] 29 |     Requirements(&'a str),
[INFO] [stdout]    |     ------------ ^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 29 -     Requirements(&'a str),
[INFO] [stdout] 29 +     Requirements(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> build.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 30 |     Script(&'a str),
[INFO] [stdout]    |     ------ ^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 30 -     Script(&'a str),
[INFO] [stdout] 30 +     Script(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> build.rs:33:25
[INFO] [stdout]    |
[INFO] [stdout] 33 | fn find_vendor_entry(p: &Path) -> Option<VendorEntry> {
[INFO] [stdout]    |                         ^^^^^            ----------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 33 | fn find_vendor_entry(p: &Path) -> Option<VendorEntry<'_>> {
[INFO] [stdout]    |                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: failed to run custom build command for `molt v0.1.0 (/opt/rustwide/workdir)`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/molt-d47a4c1e935317cc/build-script-build` (exit status: 1)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rereun-if-changed=/opt/rustwide/workdir/target
[INFO] [stderr]   cargo:rerun-if-changed=/opt/rustwide/workdir/python/molt
[INFO] [stderr]   cargo:rerun-if-changed=/opt/rustwide/workdir/python/molt/locks.py
[INFO] [stderr]   cargo:rerun-if-changed=/opt/rustwide/workdir/python/molt/foreign
[INFO] [stderr]   cargo:rerun-if-changed=/opt/rustwide/workdir/python/molt/foreign/poetry_lock.py
[INFO] [stderr]   cargo:rerun-if-changed=/opt/rustwide/workdir/python/molt/foreign/pipfile_lock.py
[INFO] [stderr]   cargo:rerun-if-changed=/opt/rustwide/workdir/python/molt/foreign/__init__.py
[INFO] [stderr]   cargo:rerun-if-changed=/opt/rustwide/workdir/python/molt/locks.schema.json
[INFO] [stderr]   cargo:rerun-if-changed=/opt/rustwide/workdir/python/molt/_backports.py
[INFO] [stderr]   cargo:rerun-if-changed=/opt/rustwide/workdir/python/molt/__init__.py
[INFO] [stderr]   cargo:rerun-if-changed=/opt/rustwide/workdir/vendor/packaging.txt
[INFO] [stderr]   cargo:rerun-if-changed=/opt/rustwide/workdir/vendor/virtenv.txt
[INFO] [stderr]   cargo:rerun-if-changed=/opt/rustwide/workdir/vendor/__main__.py
[INFO] [stderr]   cargo:rerun-if-changed=/opt/rustwide/workdir/vendor/molt.txt
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   Traceback (most recent call last):
[INFO] [stderr]     File "<frozen runpy>", line 198, in _run_module_as_main
[INFO] [stderr]     File "<frozen runpy>", line 88, in _run_code
[INFO] [stderr]     File "/opt/rustwide/workdir/vendor/__main__.py", line 128, in <module>
[INFO] [stderr]       main()
[INFO] [stderr]     File "/opt/rustwide/workdir/vendor/__main__.py", line 115, in main
[INFO] [stderr]       os.makedirs(p)
[INFO] [stderr]     File "<frozen os>", line 215, in makedirs
[INFO] [stderr]     File "<frozen os>", line 215, in makedirs
[INFO] [stderr]     File "<frozen os>", line 225, in makedirs
[INFO] [stderr]   OSError: [Errno 30] Read-only file system: '/opt/rustwide/workdir/target'
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "0a84bea55c732ebbacca80cab35ff97fbdc3b1d09db98d6bf8603b2b8e9a5fd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a84bea55c732ebbacca80cab35ff97fbdc3b1d09db98d6bf8603b2b8e9a5fd6", kill_on_drop: false }`
[INFO] [stdout] 0a84bea55c732ebbacca80cab35ff97fbdc3b1d09db98d6bf8603b2b8e9a5fd6