[INFO] cloning repository https://github.com/coriolinus/aoctool
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/coriolinus/aoctool" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoriolinus%2Faoctool", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoriolinus%2Faoctool'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 26fe52f3b681379cb9dcbda4a17efdd86d3f7c2e
[INFO] checking coriolinus/aoctool against try#39e1293fce4b650061e85dda88aa428f726a8444 for pr-88041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoriolinus%2Faoctool" "/workspace/builds/worker-82/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-82/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/coriolinus/aoctool on toolchain 39e1293fce4b650061e85dda88aa428f726a8444
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/coriolinus/aoctool
[INFO] finished tweaking git repo https://github.com/coriolinus/aoctool
[INFO] tweaked toml for git repo https://github.com/coriolinus/aoctool written to /workspace/builds/worker-82/source/Cargo.toml
[INFO] crate git repo https://github.com/coriolinus/aoctool already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/coriolinus/aocutil.git`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mime v0.3.16
[INFO] [stderr]   Downloaded time-macros-impl v0.1.1
[INFO] [stderr]   Downloaded toml v0.5.8
[INFO] [stderr]   Downloaded pin-project-internal v1.0.7
[INFO] [stderr]   Downloaded unicase v2.6.0
[INFO] [stderr]   Downloaded openssl v0.10.34
[INFO] [stderr]   Downloaded httparse v1.4.1
[INFO] [stderr]   Downloaded h2 v0.2.7
[INFO] [stderr]   Downloaded tinytemplate v1.2.1
[INFO] [stderr]   Downloaded linked-hash-map v0.5.4
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.74
[INFO] [stderr]   Downloaded bitvec v0.20.4
[INFO] [stderr]   Downloaded tempfile v3.2.0
[INFO] [stderr]   Downloaded stdweb-derive v0.5.3
[INFO] [stderr]   Downloaded const_fn v0.4.8
[INFO] [stderr]   Downloaded serde_urlencoded v0.7.0
[INFO] [stderr]   Downloaded try-lock v0.2.3
[INFO] [stderr]   Downloaded js-sys v0.3.51
[INFO] [stderr]   Downloaded tower-service v0.3.1
[INFO] [stderr]   Downloaded tracing-attributes v0.1.15
[INFO] [stderr]   Downloaded futures-sink v0.3.15
[INFO] [stderr]   Downloaded futures-task v0.3.15
[INFO] [stderr]   Downloaded http v0.2.4
[INFO] [stderr]   Downloaded futures-io v0.3.15
[INFO] [stderr]   Downloaded futures-channel v0.3.15
[INFO] [stderr]   Downloaded tracing-futures v0.2.5
[INFO] [stderr]   Downloaded tracing-core v0.1.18
[INFO] [stderr]   Downloaded parse-display v0.4.1
[INFO] [stderr]   Downloaded sharded-slab v0.1.1
[INFO] [stderr]   Downloaded tracing-subscriber v0.2.18
[INFO] [stderr]   Downloaded color-spantrace v0.1.6
[INFO] [stderr]   Downloaded tracing-error v0.1.2
[INFO] [stderr]   Downloaded darling_macro v0.12.4
[INFO] [stderr]   Downloaded funty v1.1.0
[INFO] [stderr]   Downloaded pin-project-lite v0.1.12
[INFO] [stderr]   Downloaded path-dedot v3.0.12
[INFO] [stderr]   Downloaded serde_with_macros v1.4.1
[INFO] [stderr]   Downloaded path-absolutize v3.0.10
[INFO] [stderr]   Downloaded smallstr v0.2.0
[INFO] [stderr]   Downloaded socket2 v0.3.19
[INFO] [stderr]   Downloaded openssl-sys v0.9.63
[INFO] [stderr]   Downloaded bytes v1.0.1
[INFO] [stderr]   Downloaded mime_guess v2.0.3
[INFO] [stderr]   Downloaded parse-display-derive v0.4.1
[INFO] [stderr]   Downloaded standback v0.2.17
[INFO] [stderr]   Downloaded time v0.2.26
[INFO] [stderr]   Downloaded cookie v0.14.4
[INFO] [stderr]   Downloaded time-macros v0.1.1
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.74
[INFO] [stderr]   Downloaded web-sys v0.3.51
[INFO] [stderr]   Downloaded vcpkg v0.2.12
[INFO] [stderr]   Downloaded num v0.3.1
[INFO] [stderr]   Downloaded httpdate v0.3.2
[INFO] [stderr]   Downloaded aho-corasick v0.7.18
[INFO] [stderr]   Downloaded regex v1.5.4
[INFO] [stderr]   Downloaded pin-project v1.0.7
[INFO] [stderr]   Downloaded base-x v0.2.8
[INFO] [stderr]   Downloaded darling_core v0.12.4
[INFO] [stderr]   Downloaded bytes v0.5.6
[INFO] [stderr]   Downloaded toml_edit v0.2.0
[INFO] [stderr]   Downloaded core-foundation-sys v0.8.2
[INFO] [stderr]   Downloaded futures-util v0.3.15
[INFO] [stderr]   Downloaded serde_with v1.9.1
[INFO] [stderr]   Downloaded cookie_store v0.12.0
[INFO] [stderr]   Downloaded stdweb-internal-runtime v0.1.5
[INFO] [stderr]   Downloaded tokio v0.2.25
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.74
[INFO] [stderr]   Downloaded regex-syntax v0.6.25
[INFO] [stderr]   Downloaded encoding_rs v0.8.28
[INFO] [stderr]   Downloaded stdweb-internal-macros v0.2.9
[INFO] [stderr]   Downloaded security-framework v2.2.0
[INFO] [stderr]   Downloaded num-complex v0.3.1
[INFO] [stderr]   Downloaded redox_syscall v0.2.8
[INFO] [stderr]   Downloaded security-framework-sys v2.2.0
[INFO] [stderr]   Downloaded memchr v2.4.0
[INFO] [stderr]   Downloaded publicsuffix v1.5.6
[INFO] [stderr]   Downloaded native-tls v0.2.7
[INFO] [stderr]   Downloaded stdweb v0.4.20
[INFO] [stderr]   Downloaded discard v1.0.4
[INFO] [stderr]   Downloaded futures-core v0.3.15
[INFO] [stderr]   Downloaded hyper v0.13.10
[INFO] [stderr]   Downloaded hyper-tls v0.4.3
[INFO] [stderr]   Downloaded openssl-probe v0.1.4
[INFO] [stderr]   Downloaded bumpalo v3.6.1
[INFO] [stderr]   Downloaded pkg-config v0.3.19
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.74
[INFO] [stderr]   Downloaded winreg v0.7.0
[INFO] [stderr]   Downloaded radium v0.6.2
[INFO] [stderr]   Downloaded tap v1.0.1
[INFO] [stderr]   Downloaded wyz v0.2.0
[INFO] [stderr]   Downloaded dirs-sys v0.3.6
[INFO] [stderr]   Downloaded dirs v3.0.2
[INFO] [stderr]   Downloaded num-bigint v0.3.2
[INFO] [stderr]   Downloaded rustversion v1.0.5
[INFO] [stderr]   Downloaded ident_case v1.0.1
[INFO] [stderr]   Downloaded darling v0.12.4
[INFO] [stderr]   Downloaded async-compression v0.3.8
[INFO] [stderr]   Downloaded flate2 v1.0.20
[INFO] [stderr]   Downloaded tracing v0.1.26
[INFO] [stderr]   Downloaded ipnet v2.3.0
[INFO] [stderr]   Downloaded reqwest v0.10.10
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.74
[INFO] [stderr]   Downloaded slab v0.4.3
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.24
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/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" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2a08582f2229e90fadbc177d2d2ec1ec220aa4f12a628719d703a0c79b519df6
[INFO] running `Command { std: "docker" "start" "-a" "2a08582f2229e90fadbc177d2d2ec1ec220aa4f12a628719d703a0c79b519df6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a08582f2229e90fadbc177d2d2ec1ec220aa4f12a628719d703a0c79b519df6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a08582f2229e90fadbc177d2d2ec1ec220aa4f12a628719d703a0c79b519df6", kill_on_drop: false }`
[INFO] [stdout] 2a08582f2229e90fadbc177d2d2ec1ec220aa4f12a628719d703a0c79b519df6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/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" "+39e1293fce4b650061e85dda88aa428f726a8444" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b86634748a9c74ef95b881267b584a92b18e664bc36c083163fc4fc321ed9d6e
[INFO] running `Command { std: "docker" "start" "-a" "b86634748a9c74ef95b881267b584a92b18e664bc36c083163fc4fc321ed9d6e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] error: failed to create jobserver
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to increase jobserver pipe capacity from 4096 to 8192; jobserver otherwise might deadlock
[INFO] running `Command { std: "docker" "inspect" "b86634748a9c74ef95b881267b584a92b18e664bc36c083163fc4fc321ed9d6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b86634748a9c74ef95b881267b584a92b18e664bc36c083163fc4fc321ed9d6e", kill_on_drop: false }`
[INFO] [stdout] b86634748a9c74ef95b881267b584a92b18e664bc36c083163fc4fc321ed9d6e