[INFO] crate cargo-modules 0.5.7 is already in cache
[INFO] checking cargo-modules-0.5.7 against master#df20355fa9fa5e9fb89be4e4bfee8a643bb7a23e for pr-95474
[INFO] extracting crate cargo-modules 0.5.7 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate cargo-modules 0.5.7 on toolchain df20355fa9fa5e9fb89be4e4bfee8a643bb7a23e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+df20355fa9fa5e9fb89be4e4bfee8a643bb7a23e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cargo-modules 0.5.7
[INFO] finished tweaking crates.io crate cargo-modules 0.5.7
[INFO] tweaked toml for crates.io crate cargo-modules 0.5.7 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate cargo-modules 0.5.7 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+df20355fa9fa5e9fb89be4e4bfee8a643bb7a23e" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+df20355fa9fa5e9fb89be4e4bfee8a643bb7a23e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 193fc836d6f8372414bb795e8f2ceb58bae1326234877e3691284849fd1d9e12
[INFO] running `Command { std: "docker" "start" "-a" "193fc836d6f8372414bb795e8f2ceb58bae1326234877e3691284849fd1d9e12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "193fc836d6f8372414bb795e8f2ceb58bae1326234877e3691284849fd1d9e12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "193fc836d6f8372414bb795e8f2ceb58bae1326234877e3691284849fd1d9e12", kill_on_drop: false }`
[INFO] [stdout] 193fc836d6f8372414bb795e8f2ceb58bae1326234877e3691284849fd1d9e12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+df20355fa9fa5e9fb89be4e4bfee8a643bb7a23e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c172d18473e2f1e7291992fdd038d1c92eee18004be2068ec3916a78b6461f6f
[INFO] running `Command { std: "docker" "start" "-a" "c172d18473e2f1e7291992fdd038d1c92eee18004be2068ec3916a78b6461f6f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling proc-macro2 v1.0.34
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling syn v1.0.83
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling serde_derive v1.0.132
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]    Compiling serde v1.0.132
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]     Checking once_cell v1.9.0
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking text-size v1.1.0
[INFO] [stderr]     Checking ra_ap_la-arena v0.0.87
[INFO] [stderr]     Checking ra_ap_paths v0.0.87
[INFO] [stderr]     Checking smallvec v1.7.0
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]     Checking ra_ap_limit v0.0.87
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling fst v0.4.7
[INFO] [stderr]     Checking drop_bomb v0.1.5
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking cov-mark v2.0.0-pre.1
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]     Checking dissimilar v1.0.3
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking fixedbitset v0.2.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling serde_json v1.0.73
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]     Checking anymap v0.12.1
[INFO] [stderr]     Checking arrayvec v0.7.2
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling camino v1.0.5
[INFO] [stderr]    Compiling snap v1.0.5
[INFO] [stderr]     Checking unicode-bidi v0.3.7
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]    Compiling pulldown-cmark v0.8.0
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]    Compiling anyhow v1.0.51
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking home v0.5.3
[INFO] [stderr]     Checking jod-thread v0.1.2
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]    Compiling xflags-macros v0.2.3
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]    Compiling ra_ap_rust-analyzer v0.0.87
[INFO] [stderr]     Checking dot v0.1.4
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]    Compiling unindent v0.1.7
[INFO] [stderr]     Checking linked-hash-map v0.5.4
[INFO] [stderr]     Checking predicates-core v1.0.2
[INFO] [stderr]     Checking fixedbitset v0.4.0
[INFO] [stderr]     Checking yansi v0.5.0
[INFO] [stderr]     Checking json v0.12.4
[INFO] [stderr]     Checking termtree v0.2.3
[INFO] [stderr]     Checking difflib v0.4.0
[INFO] [stderr]     Checking similar v1.3.0
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking ra_ap_toolchain v0.0.87
[INFO] [stderr] error: could not compile `xflags-macros`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name xflags_macros --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xflags-macros-0.2.3/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C embed-bitcode=no -C debuginfo=2 -C metadata=f6259f375b3b0c95 -C extra-filename=-f6259f375b3b0c95 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `doc-comment`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name build_script_build /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/doc-comment-0.3.3/build.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 -C metadata=321b4006889c270d -C extra-filename=-321b4006889c270d --out-dir /opt/rustwide/target/debug/build/doc-comment-321b4006889c270d -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not compile `proc-macro2`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name build_script_build --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-1.0.34/build.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="proc-macro"' -C metadata=efdd2d1c12f26ea3 -C extra-filename=-efdd2d1c12f26ea3 --out-dir /opt/rustwide/target/debug/build/proc-macro2-efdd2d1c12f26ea3 -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "c172d18473e2f1e7291992fdd038d1c92eee18004be2068ec3916a78b6461f6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c172d18473e2f1e7291992fdd038d1c92eee18004be2068ec3916a78b6461f6f", kill_on_drop: false }`
[INFO] [stdout] c172d18473e2f1e7291992fdd038d1c92eee18004be2068ec3916a78b6461f6f