[INFO] cloning repository https://github.com/clicepfl/mail-sender
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/clicepfl/mail-sender" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclicepfl%2Fmail-sender", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclicepfl%2Fmail-sender'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b100f5331f7b34c65da75b32802bfb02053a82ca
[INFO] checking clicepfl/mail-sender against master#733108b6d4acaa93fe26ae281ea305aacd6aac4e for pr-148967
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclicepfl%2Fmail-sender" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/clicepfl/mail-sender
[INFO] finished tweaking git repo https://github.com/clicepfl/mail-sender
[INFO] tweaked toml for git repo https://github.com/clicepfl/mail-sender written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/clicepfl/mail-sender on toolchain 733108b6d4acaa93fe26ae281ea305aacd6aac4e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733108b6d4acaa93fe26ae281ea305aacd6aac4e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/clicepfl/mail-sender 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" "+733108b6d4acaa93fe26ae281ea305aacd6aac4e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded resvg v0.45.1
[INFO] [stderr]   Downloaded font-types v0.10.0
[INFO] [stderr]   Downloaded svg2pdf v0.13.0
[INFO] [stderr]   Downloaded ics v0.5.8
[INFO] [stderr]   Downloaded stacker v0.1.19
[INFO] [stderr]   Downloaded subsetter v0.2.3
[INFO] [stderr]   Downloaded liquid-lib v0.26.11
[INFO] [stderr]   Downloaded usvg v0.45.1
[INFO] [stderr]   Downloaded kurbo v0.12.0
[INFO] [stderr]   Downloaded liquid-core v0.26.11
[INFO] [stderr]   Downloaded uuid v1.15.0
[INFO] [stderr]   Downloaded write-fonts v0.43.0
[INFO] [stderr]   Downloaded liquid-derive v0.26.10
[INFO] [stderr]   Downloaded lettre v0.11.14
[INFO] [stderr]   Downloaded liquid v0.26.11
[INFO] [stderr]   Downloaded windows-registry v0.5.0
[INFO] [stderr]   Downloaded pxfm v0.1.23
[INFO] [stderr]   Downloaded pdf-writer v0.12.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+733108b6d4acaa93fe26ae281ea305aacd6aac4e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d304c3b5c55d300b623cfa236082d312aeec4c9d118fc3cd5dadd93602a345e0
[INFO] running `Command { std: "docker" "start" "-a" "d304c3b5c55d300b623cfa236082d312aeec4c9d118fc3cd5dadd93602a345e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d304c3b5c55d300b623cfa236082d312aeec4c9d118fc3cd5dadd93602a345e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d304c3b5c55d300b623cfa236082d312aeec4c9d118fc3cd5dadd93602a345e0", kill_on_drop: false }`
[INFO] [stdout] d304c3b5c55d300b623cfa236082d312aeec4c9d118fc3cd5dadd93602a345e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+733108b6d4acaa93fe26ae281ea305aacd6aac4e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 295fef07f7274daa788b0b74bab28ad41ff2747fb9c586ba1e2b6743c29f7146
[INFO] running `Command { std: "docker" "start" "-a" "295fef07f7274daa788b0b74bab28ad41ff2747fb9c586ba1e2b6743c29f7146", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]    Compiling serde v1.0.218
[INFO] [stderr]     Checking bytes v1.10.0
[INFO] [stderr]     Checking once_cell v1.20.3
[INFO] [stderr]    Compiling cc v1.2.15
[INFO] [stderr]     Checking log v0.4.26
[INFO] [stderr]    Compiling httparse v1.10.0
[INFO] [stderr]     Checking socket2 v0.5.8
[INFO] [stderr]     Checking mio v1.0.3
[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling time-macros v0.2.19
[INFO] [stderr]     Checking crc32fast v1.5.0
[INFO] [stderr]     Checking miniz_oxide v0.8.5
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling openssl v0.10.71
[INFO] [stderr]    Compiling ref-cast v1.0.23
[INFO] [stderr]     Checking core_maths v0.1.1
[INFO] [stderr]     Checking ryu v1.0.19
[INFO] [stderr]     Checking tracing-core v0.1.33
[INFO] [stderr]     Checking either v1.14.0
[INFO] [stderr]    Compiling deranged v0.3.11
[INFO] [stderr]     Checking ttf-parser v0.25.1
[INFO] [stderr]     Checking is-terminal v0.4.15
[INFO] [stderr]    Compiling bitflags v2.8.0
[INFO] [stderr]     Checking http v1.2.0
[INFO] [stderr]     Checking flate2 v1.1.2
[INFO] [stderr]     Checking http v0.2.12
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]     Checking yansi v1.0.1
[INFO] [stderr]    Compiling tokio v1.43.0
[INFO] [stderr]     Checking kurbo v0.11.3
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking memmap2 v0.9.8
[INFO] [stderr]    Compiling serde_json v1.0.139
[INFO] [stderr]     Checking unicode-ccc v0.4.0
[INFO] [stderr]     Checking winnow v0.7.3
[INFO] [stderr]     Checking unicode-bidi-mirroring v0.4.0
[INFO] [stderr]     Checking pxfm v0.1.23
[INFO] [stderr]     Checking zune-jpeg v0.4.21
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling indexmap v2.7.1
[INFO] [stderr]     Checking png v0.17.16
[INFO] [stderr]     Checking getrandom v0.3.1
[INFO] [stderr]     Checking http-body v1.0.1
[INFO] [stderr]     Checking itertools v0.14.0
[INFO] [stderr]     Checking http-body v0.4.6
[INFO] [stderr]     Checking simplecss v0.2.2
[INFO] [stderr]     Checking kurbo v0.12.0
[INFO] [stderr]     Checking time v0.3.37
[INFO] [stderr]     Checking anymap2 v0.13.0
[INFO] [stderr]    Compiling openssl-sys v0.9.106
[INFO] [stderr]    Compiling psm v0.1.25
[INFO] [stderr]    Compiling stacker v0.1.19
[INFO] [stderr]     Checking svgtypes v0.15.3
[INFO] [stderr]     Checking pico-args v0.5.0
[INFO] [stderr]     Checking xmlwriter v0.1.0
[INFO] [stderr]     Checking unicode-vo v0.1.0
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]     Checking imagesize v0.13.0
[INFO] [stderr]     Checking data-url v0.3.2
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]     Checking image-webp v0.2.4
[INFO] [stderr]     Checking http-body-util v0.1.3
[INFO] [stderr]     Checking fontdb v0.23.0
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]     Checking png v0.18.0
[INFO] [stderr]     Checking tempfile v3.17.1
[INFO] [stderr]     Checking pdf-writer v0.12.1
[INFO] [stderr]     Checking email-encoding v0.3.1
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking hostname v0.4.0
[INFO] [stderr]     Checking nom v8.0.0
[INFO] [stderr]     Checking chrono v0.4.40
[INFO] [stderr]     Checking uuid v1.15.0
[INFO] [stderr]     Checking ics v0.5.8
[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/733108b6d4acaa93fe26ae281ea305aacd6aac4e/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.98/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="fold"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --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", "test", "visit", "visit-mut"))' -C metadata=ebc225f14a6cd227 -C extra-filename=-96ea7af2524425c6 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-c1602ad0331f815a.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-7f88217c94841094.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-6759994d78e94663.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "295fef07f7274daa788b0b74bab28ad41ff2747fb9c586ba1e2b6743c29f7146", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "295fef07f7274daa788b0b74bab28ad41ff2747fb9c586ba1e2b6743c29f7146", kill_on_drop: false }`
[INFO] [stdout] 295fef07f7274daa788b0b74bab28ad41ff2747fb9c586ba1e2b6743c29f7146