[INFO] cloning repository https://github.com/E-Neo/rbot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/E-Neo/rbot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FE-Neo%2Frbot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FE-Neo%2Frbot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 807d9a3ac9f096eb9af7d14ef3e35c5e91c3f3a5
[INFO] checking E-Neo/rbot against master#8007b506ac5da629f223b755f5a5391edd5f6d01 for pr-88041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FE-Neo%2Frbot" "/workspace/builds/worker-97/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-97/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/E-Neo/rbot on toolchain 8007b506ac5da629f223b755f5a5391edd5f6d01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/E-Neo/rbot
[INFO] finished tweaking git repo https://github.com/E-Neo/rbot
[INFO] tweaked toml for git repo https://github.com/E-Neo/rbot written to /workspace/builds/worker-97/source/Cargo.toml
[INFO] crate git repo https://github.com/E-Neo/rbot already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded hermit-abi v0.1.14
[INFO] [stderr]   Downloaded pin-project-lite v0.1.7
[INFO] [stderr]   Downloaded scoped-tls v0.1.2
[INFO] [stderr]   Downloaded generator v0.6.21
[INFO] [stderr]   Downloaded syn v1.0.33
[INFO] [stderr]   Downloaded serde_derive v1.0.114
[INFO] [stderr]   Downloaded string_cache_shared v0.3.0
[INFO] [stderr]   Downloaded soup v0.5.0
[INFO] [stderr]   Downloaded cc v1.0.56
[INFO] [stderr]   Downloaded string_cache_codegen v0.4.4
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.64
[INFO] [stderr]   Downloaded js-sys v0.3.41
[INFO] [stderr]   Downloaded hyper-tls v0.4.1
[INFO] [stderr]   Downloaded bumpalo v3.4.0
[INFO] [stderr]   Downloaded once_cell v1.4.0
[INFO] [stderr]   Downloaded futures-macro v0.3.5
[INFO] [stderr]   Downloaded futures-io v0.3.5
[INFO] [stderr]   Downloaded base64 v0.11.0
[INFO] [stderr]   Downloaded futures-channel v0.3.5
[INFO] [stderr]   Downloaded clap v2.33.1
[INFO] [stderr]   Downloaded num-integer v0.1.43
[INFO] [stderr]   Downloaded tinyvec v0.3.3
[INFO] [stderr]   Downloaded rust-argon2 v0.7.0
[INFO] [stderr]   Downloaded console v0.11.3
[INFO] [stderr]   Downloaded chrono v0.4.13
[INFO] [stderr]   Downloaded num-traits v0.2.12
[INFO] [stderr]   Downloaded dirs v1.0.5
[INFO] [stderr]   Downloaded prettytable-rs v0.8.0
[INFO] [stderr]   Downloaded csv-core v0.1.10
[INFO] [stderr]   Downloaded dtoa v0.4.6
[INFO] [stderr]   Downloaded libc v0.2.71
[INFO] [stderr]   Downloaded unicode-normalization v0.1.13
[INFO] [stderr]   Downloaded cookie_store v0.11.0
[INFO] [stderr]   Downloaded ppv-lite86 v0.2.8
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.14
[INFO] [stderr]   Downloaded proc-macro2 v1.0.18
[INFO] [stderr]   Downloaded terminal_size v0.1.13
[INFO] [stderr]   Downloaded futures v0.3.5
[INFO] [stderr]   Downloaded reqwest v0.10.6
[INFO] [stderr]   Downloaded proc-macro-hack v0.5.16
[INFO] [stderr]   Downloaded encode_unicode v0.3.6
[INFO] [stderr]   Downloaded time v0.1.43
[INFO] [stderr]   Downloaded futures-executor v0.3.5
[INFO] [stderr]   Downloaded html5ever v0.22.5
[INFO] [stderr]   Downloaded termios v0.3.2
[INFO] [stderr]   Downloaded bytes v0.5.5
[INFO] [stderr]   Downloaded blake2b_simd v0.5.10
[INFO] [stderr]   Downloaded futures-core v0.3.5
[INFO] [stderr]   Downloaded net2 v0.2.34
[INFO] [stderr]   Downloaded security-framework v0.4.4
[INFO] [stderr]   Downloaded futures-util v0.3.5
[INFO] [stderr]   Downloaded redox_users v0.3.4
[INFO] [stderr]   Downloaded futures-task v0.3.5
[INFO] [stderr]   Downloaded hyper v0.13.6
[INFO] [stderr]   Downloaded futures-sink v0.3.5
[INFO] [stderr]   Downloaded socket2 v0.3.12
[INFO] [stderr]   Downloaded itoa v0.4.6
[INFO] [stderr]   Downloaded serde_json v1.0.56
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.64
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.64
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.64
[INFO] [stderr]   Downloaded web-sys v0.3.41
[INFO] [stderr]   Downloaded tendril v0.4.1
[INFO] [stderr]   Downloaded loom v0.3.4
[INFO] [stderr]   Downloaded regex v1.3.9
[INFO] [stderr]   Downloaded proc-macro-nested v0.1.6
[INFO] [stderr]   Downloaded security-framework-sys v0.4.3
[INFO] [stderr]   Downloaded pin-project v0.4.22
[INFO] [stderr]   Downloaded vcpkg v0.2.10
[INFO] [stderr]   Downloaded openssl v0.10.30
[INFO] [stderr]   Downloaded openssl-sys v0.9.58
[INFO] [stderr]   Downloaded pin-project-internal v0.4.22
[INFO] [stderr]   Downloaded tokio v0.2.21
[INFO] [stderr]   Downloaded indexmap v1.4.0
[INFO] [stderr]   Downloaded error-chain v0.12.2
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[INFO] [stderr]   Downloaded wasm-bindgen v0.2.64
[INFO] [stderr]   Downloaded bstr v0.2.13
[INFO] [stderr]   Downloaded h2 v0.2.5
[INFO] [stderr]   Downloaded csv v1.1.3
[INFO] [stderr]   Downloaded encoding_rs v0.8.23
[INFO] [stderr]   Downloaded string_cache v0.7.5
[INFO] [stderr]   Downloaded serde v1.0.114
[INFO] [stderr]   Downloaded tokio-tls v0.3.1
[INFO] [stderr]   Downloaded regex-syntax v0.6.18
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[INFO] [stderr]   Downloaded mio v0.6.22
[INFO] [stderr]   Downloaded markup5ever v0.7.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 68b61442bf949b72f5e1ffa5db48c852b64bec1e93b05d4db5af301995e75464
[INFO] running `Command { std: "docker" "start" "-a" "68b61442bf949b72f5e1ffa5db48c852b64bec1e93b05d4db5af301995e75464", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "68b61442bf949b72f5e1ffa5db48c852b64bec1e93b05d4db5af301995e75464", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68b61442bf949b72f5e1ffa5db48c852b64bec1e93b05d4db5af301995e75464", kill_on_drop: false }`
[INFO] [stdout] 68b61442bf949b72f5e1ffa5db48c852b64bec1e93b05d4db5af301995e75464
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1b5ae5364779cf4cac0f530ac761540a8b093444796654917270b60a82d5ca02
[INFO] running `Command { std: "docker" "start" "-a" "1b5ae5364779cf4cac0f530ac761540a8b093444796654917270b60a82d5ca02", 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" "1b5ae5364779cf4cac0f530ac761540a8b093444796654917270b60a82d5ca02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b5ae5364779cf4cac0f530ac761540a8b093444796654917270b60a82d5ca02", kill_on_drop: false }`
[INFO] [stdout] 1b5ae5364779cf4cac0f530ac761540a8b093444796654917270b60a82d5ca02