[INFO] fetching crate optopodi 0.1.0...
[INFO] checking optopodi-0.1.0 against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] extracting crate optopodi 0.1.0 into /workspace/builds/worker-76/source
[INFO] validating manifest of crates.io crate optopodi 0.1.0 on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate optopodi 0.1.0
[INFO] finished tweaking crates.io crate optopodi 0.1.0
[INFO] tweaked toml for crates.io crate optopodi 0.1.0 written to /workspace/builds/worker-76/source/Cargo.toml
[INFO] crate crates.io crate optopodi 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "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-76/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 423ffbb59f7b3292e2cac8adb51dd8e98b8a1fdfb9079694d1bfacea405d8cb4
[INFO] running `Command { std: "docker" "start" "-a" "423ffbb59f7b3292e2cac8adb51dd8e98b8a1fdfb9079694d1bfacea405d8cb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "423ffbb59f7b3292e2cac8adb51dd8e98b8a1fdfb9079694d1bfacea405d8cb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "423ffbb59f7b3292e2cac8adb51dd8e98b8a1fdfb9079694d1bfacea405d8cb4", kill_on_drop: false }`
[INFO] [stdout] 423ffbb59f7b3292e2cac8adb51dd8e98b8a1fdfb9079694d1bfacea405d8cb4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 966dcf2dbba764920c5ac0813e63fbfd6b5f51157384aef9bab54817ce1195d7
[INFO] running `Command { std: "docker" "start" "-a" "966dcf2dbba764920c5ac0813e63fbfd6b5f51157384aef9bab54817ce1195d7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling cc v1.0.68
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]     Checking pin-project-lite v0.2.6
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]    Compiling futures-core v0.3.15
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling futures-channel v0.3.15
[INFO] [stderr]    Compiling futures-task v0.3.15
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]     Checking futures-sink v0.3.15
[INFO] [stderr]     Checking futures-io v0.3.15
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking slab v0.4.3
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling httparse v1.3.6
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking httpdate v0.3.2
[INFO] [stderr]    Compiling openssl v0.10.34
[INFO] [stderr]    Compiling gimli v0.24.0
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]     Checking tower-service v0.3.1
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling rustc-demangle v0.1.19
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling ascii v0.9.3
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]     Checking ipnet v2.3.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling hyperx v1.3.0
[INFO] [stderr]    Compiling anyhow v1.0.40
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]    Compiling semver v1.0.3
[INFO] [stderr]     Checking language-tags v0.2.2
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking seahash v4.1.0
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking arc-swap v1.3.0
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking os_str_bytes v2.4.0
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling tokio v1.6.1
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]     Checking tracing-core v0.1.18
[INFO] [stderr]     Checking tinyvec v1.2.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking textwrap v0.12.1
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking unicode-bidi v0.3.5
[INFO] [stderr]    Compiling unreachable v1.0.0
[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 --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] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "966dcf2dbba764920c5ac0813e63fbfd6b5f51157384aef9bab54817ce1195d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "966dcf2dbba764920c5ac0813e63fbfd6b5f51157384aef9bab54817ce1195d7", kill_on_drop: false }`
[INFO] [stdout] 966dcf2dbba764920c5ac0813e63fbfd6b5f51157384aef9bab54817ce1195d7