[INFO] cloning repository https://github.com/openkylin/rust-base64
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/openkylin/rust-base64" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fopenkylin%2Frust-base64", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fopenkylin%2Frust-base64'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7b798823f74dbec0d76078738cefe38d87936d6c
[INFO] building openkylin/rust-base64 against master#44f415c1d617ebc7b931a243b7b321ef8a6ca47c for pr-142134-abi-ast-error
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fopenkylin%2Frust-base64" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/openkylin/rust-base64 on toolchain 44f415c1d617ebc7b931a243b7b321ef8a6ca47c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/openkylin/rust-base64
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking git repo https://github.com/openkylin/rust-base64
[INFO] tweaked toml for git repo https://github.com/openkylin/rust-base64 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/openkylin/rust-base64 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" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rstest_macros v0.13.0
[INFO] [stderr]   Downloaded rstest_reuse v0.6.0
[INFO] [stderr]   Downloaded clap_derive v3.2.25
[INFO] [stderr]   Downloaded value-bag v1.6.0
[INFO] [stderr]   Downloaded async-io v2.2.2
[INFO] [stderr]   Downloaded rstest v0.13.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 06f73f90d5c2b0c24aad5366cfd1fe712cbcc8d8002a5371ed29dd2cc2c4095c
[INFO] running `Command { std: "docker" "start" "-a" "06f73f90d5c2b0c24aad5366cfd1fe712cbcc8d8002a5371ed29dd2cc2c4095c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "06f73f90d5c2b0c24aad5366cfd1fe712cbcc8d8002a5371ed29dd2cc2c4095c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06f73f90d5c2b0c24aad5366cfd1fe712cbcc8d8002a5371ed29dd2cc2c4095c", kill_on_drop: false }`
[INFO] [stdout] 06f73f90d5c2b0c24aad5366cfd1fe712cbcc8d8002a5371ed29dd2cc2c4095c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3665b409b63aa7ff867fbcdebd8952ab5f2d5eecd9023d8dfee5d7d81c95efef
[INFO] running `Command { std: "docker" "start" "-a" "3665b409b63aa7ff867fbcdebd8952ab5f2d5eecd9023d8dfee5d7d81c95efef", kill_on_drop: false }`
[INFO] [stderr]    Compiling base64 v0.21.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy`
[INFO] [stdout]    --> src/lib.rs:223:13
[INFO] [stdout]     |
[INFO] [stdout] 223 | #![cfg_attr(feature = "cargo-clippy", allow(clippy::cast_lossless))]
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `alloc`, `default`, and `std`
[INFO] [stdout]     = help: consider adding `cargo-clippy` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:232:5
[INFO] [stdout]     |
[INFO] [stdout] 232 |     warnings
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` implied by `#[warn(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/chunked_encoder.rs:57:26
[INFO] [stdout]    |
[INFO] [stdout] 57 |     pub(crate) fn new(s: &mut String) -> StringSink {
[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)]` implied by `#[warn(warnings)]`
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 57 |     pub(crate) fn new(s: &mut String) -> StringSink<'_> {
[INFO] [stdout]    |                                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "3665b409b63aa7ff867fbcdebd8952ab5f2d5eecd9023d8dfee5d7d81c95efef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3665b409b63aa7ff867fbcdebd8952ab5f2d5eecd9023d8dfee5d7d81c95efef", kill_on_drop: false }`
[INFO] [stdout] 3665b409b63aa7ff867fbcdebd8952ab5f2d5eecd9023d8dfee5d7d81c95efef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0d7ab6c9a585a77ae27773a6fcf4d0b9934d63b23e1c4f006067c7a8bd992f02
[INFO] running `Command { std: "docker" "start" "-a" "0d7ab6c9a585a77ae27773a6fcf4d0b9934d63b23e1c4f006067c7a8bd992f02", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]    Compiling libc v0.2.152
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling pin-project-lite v0.2.13
[INFO] [stderr]    Compiling futures-core v0.3.30
[INFO] [stderr]    Compiling parking v2.2.0
[INFO] [stderr]    Compiling futures-io v0.3.30
[INFO] [stderr]    Compiling semver v1.0.21
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling fastrand v2.0.1
[INFO] [stderr]    Compiling rustix v0.38.28
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling serde v1.0.195
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling value-bag v1.6.0
[INFO] [stderr]    Compiling futures-lite v2.2.0
[INFO] [stderr]    Compiling linux-raw-sys v0.4.12
[INFO] [stderr]    Compiling bitflags v2.4.1
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling polling v2.8.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling futures-sink v0.3.30
[INFO] [stderr]    Compiling async-task v4.7.0
[INFO] [stderr]    Compiling event-listener v2.5.3
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling rustix v0.37.27
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling concurrent-queue v2.4.0
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling atomic-waker v1.1.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling event-listener v4.0.3
[INFO] [stderr]    Compiling piper v0.2.1
[INFO] [stderr]    Compiling futures-channel v0.3.30
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling async-io v1.13.0
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling event-listener-strategy v0.4.0
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling async-lock v3.3.0
[INFO] [stderr]    Compiling async-channel v2.1.1
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]    Compiling futures-task v0.3.30
[INFO] [stderr]    Compiling fastrand v1.9.0
[INFO] [stderr]    Compiling linux-raw-sys v0.3.8
[INFO] [stderr]    Compiling serde_json v1.0.111
[INFO] [stderr]    Compiling rustversion v1.0.14
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]    Compiling waker-fn v1.1.1
[INFO] [stderr]    Compiling crossbeam-deque v0.8.5
[INFO] [stderr]    Compiling getrandom v0.2.12
[INFO] [stderr]    Compiling async-executor v1.8.0
[INFO] [stderr]    Compiling blocking v1.5.1
[INFO] [stderr]    Compiling futures-lite v1.13.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rstest_macros v0.13.0
[INFO] [stderr]    Compiling async-lock v2.8.0
[INFO] [stderr]    Compiling os_str_bytes v6.6.1
[INFO] [stderr]    Compiling socket2 v0.4.10
[INFO] [stderr]    Compiling ciborium-io v0.2.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling half v1.8.2
[INFO] [stderr]    Compiling plotters-backend v0.3.5
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling ryu v1.0.16
[INFO] [stderr]    Compiling itoa v1.0.10
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling plotters-svg v0.3.5
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling ciborium-ll v0.2.1
[INFO] [stderr]    Compiling clap_lex v0.2.4
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling async-channel v1.9.0
[INFO] [stderr]    Compiling rstest_reuse v0.6.0
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling textwrap v0.16.0
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling walkdir v2.4.0
[INFO] [stderr]    Compiling plotters v0.3.5
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling rayon v1.8.0
[INFO] [stderr]    Compiling regex-automata v0.4.3
[INFO] [stderr]    Compiling futures-timer v3.0.2
[INFO] [stderr] error: could not compile `syn` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/44f415c1d617ebc7b931a243b7b321ef8a6ca47c/bin/rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-1.0.109/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' --cfg 'feature="visit-mut"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "quote", "test", "visit", "visit-mut"))' -C metadata=5c74380c1167fcc6 -C extra-filename=-8ddaa3cd03f02970 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-3600ff8f610f3e50.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-3a45a610094f9ad1.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-16b1c647aeb644ba.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `syn` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/44f415c1d617ebc7b931a243b7b321ef8a6ca47c/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.48/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "quote", "test", "visit", "visit-mut"))' -C metadata=68451a228d54d7e0 -C extra-filename=-5a1a26260d9d269e --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-3600ff8f610f3e50.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-3a45a610094f9ad1.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-16b1c647aeb644ba.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "0d7ab6c9a585a77ae27773a6fcf4d0b9934d63b23e1c4f006067c7a8bd992f02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d7ab6c9a585a77ae27773a6fcf4d0b9934d63b23e1c4f006067c7a8bd992f02", kill_on_drop: false }`
[INFO] [stdout] 0d7ab6c9a585a77ae27773a6fcf4d0b9934d63b23e1c4f006067c7a8bd992f02