[INFO] fetching crate aragog_cli 0.6.0...
[INFO] testing aragog_cli-0.6.0 against try#613d1972a772987ed4ee06faccbab0e2fc839871+rustflags=-Copt-level=3 for pr-107051
[INFO] extracting crate aragog_cli 0.6.0 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate aragog_cli 0.6.0 on toolchain 613d1972a772987ed4ee06faccbab0e2fc839871
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+613d1972a772987ed4ee06faccbab0e2fc839871" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate aragog_cli 0.6.0
[INFO] finished tweaking crates.io crate aragog_cli 0.6.0
[INFO] tweaked toml for crates.io crate aragog_cli 0.6.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate crates.io crate aragog_cli 0.6.0 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" "+613d1972a772987ed4ee06faccbab0e2fc839871" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7c93e6f9a94679f34221d1005849d4c83862f85b14a264fa0883942f4d043a66" "/opt/rustwide/cargo-home/bin/cargo" "+613d1972a772987ed4ee06faccbab0e2fc839871" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2e03bd1d6a257f63a5f7fe20af6d0b4715072402a5c7bf5a2a2ff2a74e851d60
[INFO] running `Command { std: "docker" "start" "-a" "2e03bd1d6a257f63a5f7fe20af6d0b4715072402a5c7bf5a2a2ff2a74e851d60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2e03bd1d6a257f63a5f7fe20af6d0b4715072402a5c7bf5a2a2ff2a74e851d60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e03bd1d6a257f63a5f7fe20af6d0b4715072402a5c7bf5a2a2ff2a74e851d60", kill_on_drop: false }`
[INFO] [stdout] 2e03bd1d6a257f63a5f7fe20af6d0b4715072402a5c7bf5a2a2ff2a74e851d60
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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 -Copt-level=3" "-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@sha256:7c93e6f9a94679f34221d1005849d4c83862f85b14a264fa0883942f4d043a66" "/opt/rustwide/cargo-home/bin/cargo" "+613d1972a772987ed4ee06faccbab0e2fc839871" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b68d8c06b088d9bd7df44ae8b6071d78e38ece851e0af2fc618e7163117490eb
[INFO] running `Command { std: "docker" "start" "-a" "b68d8c06b088d9bd7df44ae8b6071d78e38ece851e0af2fc618e7163117490eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling syn v1.0.96
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling once_cell v1.12.0
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling futures-sink v0.3.21
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling slab v0.4.6
[INFO] [stderr]    Compiling futures-io v0.3.21
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling tracing-core v0.1.27
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling untrusted v0.7.1
[INFO] [stderr]    Compiling http v0.2.1
[INFO] [stderr]    Compiling tinyvec v1.1.0
[INFO] [stderr]    Compiling httparse v1.7.1
[INFO] [stderr]    Compiling miniz_oxide v0.5.3
[INFO] [stderr]    Compiling form_urlencoded v1.0.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling tracing v0.1.35
[INFO] [stderr]    Compiling encoding_rs v0.8.31
[INFO] [stderr]    Compiling socket2 v0.4.4
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling mio v0.8.3
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling itoa v1.0.2
[INFO] [stderr]    Compiling try-lock v0.2.3
[INFO] [stderr]    Compiling rustls v0.20.6
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling tokio v1.19.2
[INFO] [stderr]    Compiling flate2 v1.0.24
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling tower-service v0.3.1
[INFO] [stderr]    Compiling httpdate v1.0.2
[INFO] [stderr]    Compiling http-body v0.4.5
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling linked-hash-map v0.5.3
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling ipnet v2.5.0
[INFO] [stderr]    Compiling mime v0.3.16
[INFO] [stderr]    Compiling unicode-normalization v0.1.16
[INFO] [stderr]    Compiling os_str_bytes v6.1.0
[INFO] [stderr]    Compiling yaml-rust v0.4.4
[INFO] [stderr]    Compiling num-complex v0.4.1
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling clap_lex v0.2.2
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling regex-syntax v0.6.26
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling textwrap v0.15.0
[INFO] [stderr]    Compiling dtoa v0.4.6
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling url v2.2.0
[INFO] [stderr]    Compiling num v0.4.0
[INFO] [stderr]    Compiling encode_unicode v0.3.6
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr] error: could not compile `syn`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-1.0.96/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 -C debuginfo=2 --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"' -C metadata=33f3fcf1f068f9fa -C extra-filename=-33f3fcf1f068f9fa --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-73ef3ed025fea9ce.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-a21aa8320adf1b40.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-2d8bc6a785d80132.rmeta --cap-lints allow --cap-lints=forbid -Copt-level=3` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "b68d8c06b088d9bd7df44ae8b6071d78e38ece851e0af2fc618e7163117490eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b68d8c06b088d9bd7df44ae8b6071d78e38ece851e0af2fc618e7163117490eb", kill_on_drop: false }`
[INFO] [stdout] b68d8c06b088d9bd7df44ae8b6071d78e38ece851e0af2fc618e7163117490eb